Cheap flights from Seattle (SEA) to Toronto (YYZ) Prices were available within the past 7 days and start at CA $300 for one-way flights and CA $623 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply. Book one-way or return flights from Seattle to Toronto with no change fee on selected ...Renew your products online. Over 55 services are available online making it fast, easy, and convenient to renew now. Here are some of our top online services, renew: your licence plate. your driver’s licence. an accessible parking permit. an Ontario Photo Card. your health card.Find cheap flights from Seattle to Ontario from C$ 166. Return. 1 adult. Economy. 0 bags. sáb. 18/5. sáb. 25/5. Search. Nonstop flights only. Search hundreds of travel sites at …Cheap Alaska Airlines flights from Seattle to California. Some of the best deals we've found on Alaska Airlines flights traveling from Seattle to California. Ensure the flight price, dates, time, and airline match your criteria before you book. Tue 6/11 9:35 pm SEA - SFO. Nonstop 2h 09m Alaska Airlines. Tue 7/2 7:05 am SFO - SEA.Find the best deals for Delta flights from Seattle to Ontario (SEA to ONT) with Travelocity.com. Compare prices, dates, and routes for round trip or one-way tickets. … Prices starting at $78 for return flights and $39 for one-way flights to Los Angeles - Ontario Intl. were the cheapest prices found within the past 7 days, for the period specified. Prices and availability are subject to change. Additional terms apply. Sat, May 18 - Tue, May 21. SEA. For a quicker trip, book one of these direct flights from California to Seattle. Users seeking other options on flights from California to Seattle should update the search form at the top of the page. Thu 5/16 10:39 am ONT - SEA. Nonstop 2h 53m Frontier. Sun 5/19 2:25 pm SEA - ONT. Nonstop 2h 44m Frontier.Search for a Delta flight round-trip, multi-city or more. You choose from over 300 destinations worldwide to find a flight that fits your schedule.Searching for cheap flights from Seattle to Ontario? Enjoy comfort, premium cabin legroom and free movies with Alaska Airlines. Find the lowest fares today.Search for a Delta flight round-trip, multi-city or more. You choose from over 300 destinations worldwide to find a flight that fits your schedule. Find and book flights from Seattle (SEA) to Ontario (ONT) starting at CA $93 for one-way and CA $106 for round trip. Compare prices, dates, airlines and earn rewards with Expedia.ca. Enter Your Trip Details. Enter a “ Starting Point” and “ Destination” in the trip planner. It will suggest options based on what you input. Select the option you want, as shown in the following screenshot. Now you have the option to choose how far away from your route you want the charging stations to be. Then click on "Find Routes".Top cities between Seattle and Toronto. The top cities between Seattle and Toronto are Chicago, Yellowstone National Park, Milwaukee, Detroit, Wisconsin Dells, Custer, Rapid City, Madison, Bloomington, and Erie. Chicago is the most popular city on the route. It's 30 hours from Seattle and 8 hours from Toronto. Flights between Seattle, WA and Ontario, CA starting at £43. Choose between Alaska Airlines, Frontier Airlines, or Spirit Airlines to find the best price. Search, compare, and book flights, trains, and buses. The calculation of flight time is based on the straight line distance from Seattle, WA to Ontario, CA ("as the crow flies"), which is about 966 miles or 1 554 kilometers. Your trip begins in Seattle, Washington. It ends in Ontario, California. Your flight direction from Seattle, WA to Ontario, CA is South (164 degrees from North). Use Google Flights to explore cheap flights to anywhere. Search destinations and track prices to find and book your next flight.Use Google Flights to find cheap departing flights to Ontario and to track prices for specific travel dates for your next getaway.Please select from the following options. Calculate Postcard price. View Flat Rate Envelopes. View Flat Rate Boxes. Calculate price based on Shape and Size. The trip from Seattle to Ontario / Montclair / Claremont can be as quick as 27 hours 25 minutes and as cost-effective as $177.99. The first bus of the day departs at 6:00 am and the last bus departs at 3:10 pm . Greyhound offers 3 buses daily between Seattle and Ontario / Montclair / Claremont. The total driving time is 35 hours, 32 minutes. Your trip begins in Seattle, Washington. It ends in Ontario, Canada. If you're planning a road trip, you might be interested in seeing the total driving distance from Seattle, WA to Ontario. You can also calculate the cost to drive from Seattle, WA to Ontario based on current local gas prices and ... drive for about 2.5 hours. 5:01 pm Santa Barbara. stay for about 4 hours. and leave at 9:01 pm. drive for about 2.5 hours. 11:31 pm arrive in Ontario. day 3 driving ≈ 9 hours. find more stops. Recommended videos. One-way low-fare flights Ontario to Seattle.* From. flight_takeoff. To. flight_land. Budget $ Cabin Class. Select travel class. keyboard_arrow_down. From. To. Fare Type. Dates. Price. From Ontario (ONT) To Seattle (SEA) One-way | Saver: Depart: Jun 4, 2024: From. $89* Seen: 1 day ago *Prices have been available for one-way trips within the last 48 hours …AS2199 and Seattle SEA to Ontario ONT Flights. This is a multi leg flight of Alaska Airlines AS2199. Next leg is Ontario to Seattle. Flight AS2199 is code-shared by 1 airline using the flight number JL6388. Other flights departing from Seattle SEA: UA1896, AS272, AS2001, AS189. Other flights arriving at Ontario ONT: F92923, WN2355, …Toll-free: 1-800-361-3223. TTY: 416-325-3408. Toll-free TTY: 1-800-268-7095. Updated: April 22, 2024. Published: July 13, 2020. The Ontario Business Registry allows businesses and not-for-profit corporations to complete over 90 transactions online, including registering, incorporating, and updating their information.Ontario. $1,391. Flights from Kingston, Ontario to Seattle. $699. Flights from London, Ontario to Seattle. $507. Flights from Ottawa to Seattle. Flights from Toronto Pearson Intl Airport to Seattle. $323.Flight Arrivals information at Ontario Airport (ONT): Status and Estimated times - Today ... Seattle (SEA) 09:28 pm AS1088. QR2105. Alaska Airlines. Qatar Airways . 2. Terminal 2. Landed - On-time [+] Salt Lake City (SLC) 09:37 pm DL1628. AM3463. KL6678. VS3583. Delta Air Lines. Aeromexico . KLM Royal Dutch Airlines . Virgin Atlantic . 2. Terminal 2. …Our data shows that the cheapest route for a one-way flight from Seattle to Toronto cost C$ 337 and was between Seattle and Toronto Pearson Intl Airport. On average, the best prices are found if you fly this route. The average price for a return flight for this route is C$ 352.Direct flights from Ontario to Seattle. All flights from ONT to SEA non-stop. There are direct flights from Ontario International Airport, California, USA to Seattle Tacoma International (SEA), Washington, USA every day of the week with Delta Air Lines, Alaska Airlines and Frontier Airlines.The flight distance is 962 miles and the trip usually takes …AS2199 and Seattle SEA to Ontario ONT Flights. This is a multi leg flight of Alaska Airlines AS2199. Next leg is Ontario to Seattle. Flight AS2199 is code-shared by 1 airline using the flight number JL6388. Other flights departing from Seattle SEA: UA1896, AS272, AS2001, AS189. Other flights arriving at Ontario ONT: F92923, WN2355, …Cheap flights from Seattle (SEA) to Toronto (YYZ) Prices were available within the past 7 days and start at CA $300 for one-way flights and CA $623 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply. Book one-way or return flights from Seattle to Toronto with no change fee on selected ...The total driving time is 6 hours, 50 minutes. Your trip begins in Seattle, Washington. It ends in Ontario, Oregon. If you're planning a road trip, you might be interested in seeing the total driving distance from Seattle, WA to Ontario, OR. You can also calculate the cost to drive from Seattle, WA to Ontario, OR based on current local gas ...Fly Air Canada, voted "Best Airline in North America" by Skytrax and Global Traveler Magazine. Book your Toronto to Seattle flight today. Skip to content-Skip to footer. language Canada-English keyboard_arrow_down. Travel with Air Canada from Toronto to Seattle (YYZ - SEA) from CAD 359* Book with cash. arrow_drop_down. Round-trip. …$104 Cheap United flights Seattle (SEA) to Ontario (ONT) Prices were available within the past 7 days and start at $104 for one-way flights and $193 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply. All deals. One way. Roundtrip. Tue, Aug 20 - Sat, Aug 24 . SEA. Seattle. ONT. Ontario. $193 … Your trip begins in Seattle, Washington. It ends in Ontario, California. If you're planning a road trip, you might be interested in seeing the total driving distance from Seattle, WA to Ontario, CA. You can also calculate the cost to drive from Seattle, WA to Ontario, CA based on current local gas prices and an estimate of your car's best gas ... Fly from Seattle to Ontario on Sun Country Air from $125... Search for Ontario flights on KAYAK now to find the best deal.Fly Air Canada, voted "Best Airline in North America" by Skytrax and Global Traveler Magazine. Book your Seattle to Toronto flight today. Skip to content-Skip to footer United States-English keyboard_arrow_down. Travel with Air Canada from Seattle to Toronto (SEA - YYZ) from USD 278* Book with cash. arrow_drop_down. Round-trip. …AS1134 and Seattle SEA to Ontario ONT Flights. Flight AS1134 is code-shared by 1 airline using the flight number QR2124. Other flights departing from Seattle SEA: DL415, AS360, AS536, AS636. Other flights arriving at Ontario ONT: F92735, F91499, 5Y3857, 8C3578. All flights connecting Seattle SEA to Ontario ONT.The CCAA Museum of Art (which stands for Chaffey Community Museum of Art) is one of the oldest organizations in the area to support the local art scene. You’ll see exhibits from nationally-recognized individuals, but also new offerings from those you aren’t familiar with. 2. Go Museum Hopping. Source: ontarioarts.org. The cheapest return flight ticket from Seattle to Ontario found by KAYAK users in the last 72 hours was for $78 on Frontier, followed by Delta ($177). One-way flight deals have also been found from as low as $54 on Frontier and from $89 on Alaska Airlines. Apr 28, 2024 · Searching for cheap flights from Ontario to Seattle? Enjoy comfort, premium cabin legroom and free movies with Alaska Airlines. Find the lowest fares today. Vehicles under 20 feet cost 67.40 Canadian dollars, or about $49, each way. But that cost doesn't include the driver or any other passengers. Adult fares are 19.10 …The total straight line flight distance from Ontario, CA to Seattle, WA is 966 miles. This is equivalent to 1 554 kilometers or 839 nautical miles. Your trip begins in Ontario, California. It ends in Seattle, Washington. Your flight direction from Ontario, CA to Seattle, WA is North (-13 degrees from North).There are 3 airlines that fly nonstop from Seattle to San Francisco. They are: Alaska Airlines, Delta and United Airlines. The cheapest price of all airlines flying this route was found with Delta at $78 for a one-way flight. On average, the …Ontario, CA (ONT) Ontario International Airport . Things to know before you go . Terminal Location. Terminal 2. Recommended Arrival Time. 2 hours prior to departure. Ticket Counter Hours. 8:00pm - 11:30pm. TSA Security Checkpoint. 3:45am - 12:50am. Baggage Service Office. Central Baggage Services: 1-866-538-5438. Unaccompanied Minors . Drop-off …The cheapest plane ticket found by our users is $68. This airfare is for economy class on one-way AA1224 flight by American Airlines for August 27, 2020 which leaves Ontario Int. in Ontario at 08:30 am and arrives at Seattle Seattle …$104 Cheap United flights Seattle (SEA) to Ontario (ONT) Prices were available within the past 7 days and start at $104 for one-way flights and $193 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply. All deals. One way. Roundtrip. Tue, Aug 20 - Sat, Aug 24 . SEA. Seattle. ONT. Ontario. $193 …There are many international destinations you can fly to non-stop from Ontario. The most popular international destinations from KAYAK users are Guadalajara and San Salvador. On average, the cheapest of these destinations on KAYAK over the last 2 weeks for a return flight was Guadalajara at $202, while the most expensive was San Salvador, at $242.Users in need of a round-trip flight from Seattle to Ontario instead should update the search form at the top of page. mié. 5/29 9:35 am SEA - YYZ. 2 stops 17h 37m Multiple Airlines. Deal found 4/17 $194. Pick Dates.Flight Arrivals information at Ontario Airport (ONT): Status and Estimated times - Today ... Seattle (SEA) 09:28 pm AS1088. QR2105. Alaska Airlines. Qatar Airways . 2. Terminal 2. Landed - On-time [+] Salt Lake City (SLC) 09:37 pm DL1628. AM3463. KL6678. VS3583. Delta Air Lines. Aeromexico . KLM Royal Dutch Airlines . Virgin Atlantic . 2. Terminal 2. … Find and book flights from Seattle (SEA) to Ontario (ONT) starting at CA $93 for one-way and CA $106 for round trip. Compare prices, dates, airlines and earn rewards with Expedia.ca. ️ Use the interactive calendar available on Expedia to see the cheapest Alaska Airlines (Seattle SEA - Los Angeles ONT) ticket prices during the weeks surrounding your travel dates. Compare flight prices for similar timeframes and adjust departure and return dates to get the cheapest fare possible. The lowest-priced days are highlighted in green.These results are based on the actual driving distance from Ontario, CA to Seattle, WA, which is 1,170 miles or 1 883 kilometers. Your trip begins in Ontario, California. The price of regular gas is currently averaging $5.30 in California. Your trip ends in Seattle, Washington. The price of regular gas is around $5.07 in Washington. Currently, we only have exact …Searching for cheap flights from Seattle to Ontario? Enjoy comfort, premium cabin legroom and free movies with Alaska Airlines. Find the lowest fares today.Please select from the following options. Calculate Postcard price. View Flat Rate Envelopes. View Flat Rate Boxes. Calculate price based on Shape and Size.The cheapest plane ticket found by our users is $68. This airfare is for economy class on one-way AA1224 flight by American Airlines for August 27, 2020 which leaves Ontario Int. in Ontario at 08:30 am and arrives at Seattle Seattle …The cheapest month for flights from Seattle to Toronto Pearson Intl Airport is January, where tickets cost C$ 338 on average. On the other hand, the most expensive months are July and August, where the average cost of tickets is C$ 994 and C$ 905 respectively.Driving distance from Seattle, WA to Ontario, CA is 1173 miles (1887 km). How far is it from Seattle, WA to Ontario, CA? It's a 19 hours 19 minutes drive by car. Flight distance is approximately 967 miles (1556 km) and flight time from Seattle, WA to Ontario, CA is 01 hours 56 minutes.Don't forget to check out our "Gas cost calculator" option.In winter, however, weather indicators show around -0.46 degrees in Ontario, CA, compared to the -3.71 average degrees reported in Seattle. During the winter period, Seattle can register 12.0 mm precipitation, while Ontario, CA …Toll-free: 1-800-361-3223. TTY: 416-325-3408. Toll-free TTY: 1-800-268-7095. Updated: April 22, 2024. Published: July 13, 2020. The Ontario Business Registry allows businesses and not-for-profit corporations to complete over 90 transactions online, including registering, incorporating, and updating their information.9:00 am leave from Saint Regis. drive for about 4 hours. 12:53 pm Bozeman. stay for about 1 hour. and leave at 1:53 pm. drive for about 6.5 hours. 8:13 pm Theodore Roosevelt National Park. stay overnight and leave the next day around 11:00 am. day 2 driving ≈ 10 hours. Prices starting at $78 for return flights and $39 for one-way flights to Los Angeles - Ontario Intl. were the cheapest prices found within the past 7 days, for the period specified. Prices and availability are subject to change. Additional terms apply. Sat, May 18 - Tue, May 21. SEA. Halfway Point Between Seattle, WA and Ontario, CA. If you want to meet halfway between Seattle, WA and Ontario, CA or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 40.435848 and -122.362793, or 40º 26' 9.0528" N, 122º 21' 46.0548" W. This location is 585.46 miles away from Seattle, WA …Driving distance from Seattle, WA to Ontario, CA is 1173 miles (1887 km). How far is it from Seattle, WA to Ontario, CA? It's a 19 hours 19 minutes drive by car. Flight distance is approximately 967 miles (1556 km) and flight time from Seattle, WA to Ontario, CA is 01 hours 56 minutes.Don't forget to check out our "Gas cost calculator" option.The best city between Ontario, CA and Seattle, WA to meet is Project City, California. The closest zip code to the midpoint is 96079. The exact latitude and longitude coordinates are 40° 40' 54" N and 122° 20' 51" W. The closest major city that is roughly halfway is Sacramento, CA. The total driving distance from Ontario, CA to Seattle, WA is ... Connecting flights between Seattle, WA and Ontario, CA. Here is a list of connecting flights from Seattle, Washington to Ontario, California. This can help you find a one-stop flight with the shortest layover time. We found a total of 12 flights to Ontario, CA with one connection: Airline routes; Delta Air Lines SEA to SLC to LGB Please select from the following options. Calculate Postcard price. View Flat Rate Envelopes. View Flat Rate Boxes. Calculate price based on Shape and Size. Flight distance: 966 miles or 1554 km. Flight time: 2 hours, 10 minutes. Compare this to a whole day of commercial travel with the airports and waiting in line for security, which ends up taking a total of 7 hours, 44 minutes. Flying private is roughly 3.9x faster, and saves you about 5.5 hours in your total travel time. Your trip begins in Ontario, California. It ends in Seattle, Washington. If you're planning a road trip, you might be interested in seeing the total driving distance from Ontario, CA to Seattle, WA. You can also calculate the cost to drive from Ontario, CA to Seattle, WA based on current local gas prices and an estimate of your car's best gas ... Amazing ONT to SEA Flight Deals. The cheapest flights to Seattle - Tacoma Intl. found within the past 7 days were $68 round trip and $34 one way. Prices and availability subject to change. Additional terms may apply. Sat, May 18 - Wed, May 22. ONT.This data is provided only for informative purposes. www.ontario-airport.com assumes no responsibility for loss or damage as a result of relying on information posted here. Please contact your airline to verify flight status. Origin Arrival Flight Airline Terminal. Status. Seattle (SEA) 09:33 am AS3452. Alaska Airlines. 2. Terminal 2. Scheduled - On-time [+] …Select Frontier Airlines flight, departing Mon., May 20 from Seattle to Ontario, returning Wed., May 22, priced at CA $106 found 5 days ago Sat., May 18 - Tue., May 21 SEAFly Air Canada, voted "Best Airline in North America" by Skytrax and Global Traveler Magazine. Book your Seattle to Toronto flight today. Skip to content-Skip to footer United States-English keyboard_arrow_down. Travel with Air Canada from Seattle to Toronto (SEA - YYZ) from USD 278* Book with cash. arrow_drop_down. Round-trip. …Flights from Seattle to Ontario/San Bernardino via Las Vegas Ave. Duration 5h 11m When Monday to Saturday Estimated price $190 - $460 Flights from Seattle to Ontario/San Bernardino via Sacramento Ave. Duration 5h 15m When Monday, Thursday, Friday and Saturday Estimated price $180 - $440Fly Air Canada, voted "Best Airline in North America" by Skytrax and Global Traveler Magazine. Book your Seattle to Toronto flight today. Skip to content-Skip to footer. language Canada-English keyboard_arrow_down. Travel with Air Canada from Seattle to Toronto (SEA - YYZ) from CAD 395* Book with cash. arrow_drop_down. Round-trip. …This data is provided only for informative purposes. www.ontario-airport.com assumes no responsibility for loss or damage as a result of relying on information posted here. Please contact your airline to verify flight status. Origin Arrival Flight Airline Terminal. Status. Seattle (SEA) 09:33 am AS3452. Alaska Airlines. 2. Terminal 2. Scheduled - On-time [+] …Direct (non-stop) flights from Ontario to Seattle All flight schedules from Ontario International Airport , California , USA to Seattle Tacoma International , Washington , USA. This route is operated by 3 airline(s), and the flight time is 3 hours and 01 minute. The distance is 962 miles. ONT Ontario International Airport. Ontario , CA , USA SEA …1 stop 9h 43m Frontier. Deal found 2/22 $115. Pick Dates. One of the most popular airlines traveling from Ontario to Seattle is Frontier. Flights on this route from Frontier typically cost $218.89 RT, a price that is 45% more expensive than the average Ontario to Seattle flight. The cheapest flight found was $93 RT.Jan 28, 2024 · Deal found 4/17 $387. Pick Dates. Alaska Airlines is one of the most popular airlines used for those traveling from Ontario to Seattle. Flights on this route from Alaska Airlines typically cost $218.72 RT, a price that is 97% cheaper than the average Ontario to Seattle flight. The cheapest flight found was $90 RT. Find and book flights from Seattle to Ontario (Los Angeles - Ontario Intl.) starting at $39 one-way and $78 round trip. Compare prices, dates, airlines and deals on Expedia.com.Calculate Time and Cost. Quickly get estimated shipping quotes for our global package delivery services. Provide the origin, destination, and weight of your shipment to compare service details then sort your results by time or cost to find the most cost-effective shipping service. Log in and select a UPS account to receive the most accurate ...The cheapest Alaska Airlines deal from Seattle to Ontario in the last 72 hours was $84 (round-trip), much lower than the average airfare cost of $219 for Alaska Airlines flights on this route. Delta Flights From Seattle to Ontario. Delta (8.0/10 from 11,818 reviews) operates around 21 flights from Seattle to Ontario in any given week. The …Find local businesses, view maps and get driving directions in Google Maps.The CCAA Museum of Art (which stands for Chaffey Community Museum of Art) is one of the oldest organizations in the area to support the local art scene. You’ll see exhibits from nationally-recognized individuals, but also new offerings from those you aren’t familiar with. 2. Go Museum Hopping. Source: ontarioarts.org.
Ontario. $1,391. Flights from Kingston, Ontario to Seattle. $699. Flights from London, Ontario to Seattle. $507. Flights from Ottawa to Seattle. Flights from Toronto Pearson Intl Airport to Seattle. $323.. Storage wars season 15
Searching for cheap flights from Seattle to Ontario? Enjoy comfort, premium cabin legroom and free movies with Alaska Airlines. Find the lowest fares today. Your trip begins in Seattle, Washington. It ends in Ontario, California. If you're planning a road trip, you might be interested in seeing the total driving distance from Seattle, WA to Ontario, CA. You can also calculate the cost to drive from Seattle, WA to Ontario, CA based on current local gas prices and an estimate of your car's best gas ... Compare and book the lowest prices for flights from Seattle to Ontario International with Skyscanner. Find the best month, day, airline and route to fly direct or with one stop.1 day ago · Searching for cheap flights from Seattle to Ontario? Enjoy comfort, premium cabin legroom and free movies with Alaska Airlines. Find the lowest fares today. Connecting flights between Ontario, CA and Seattle, WA. Here is a list of connecting flights from Ontario, California to Seattle, Washington. This can help you find a one-stop flight with the shortest layover time. We found a total of 16 flights to Seattle, WA with one connection: Airline routes; Alaska Airlines LAX to PDX to SEA There are 3 airlines that fly nonstop from Seattle to San Francisco. They are: Alaska Airlines, Delta and United Airlines. The cheapest price of all airlines flying this route was found with Delta at $78 for a one-way flight. On average, the …$104 Cheap United flights Seattle (SEA) to Ontario (ONT) Prices were available within the past 7 days and start at $104 for one-way flights and $193 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply. All deals. One way. Roundtrip. Tue, Aug 20 - Sat, Aug 24 . SEA. Seattle. ONT. Ontario. $193 …Please select from the following options. Calculate Postcard price. View Flat Rate Envelopes. View Flat Rate Boxes. Calculate price based on Shape and Size.Hier sollte eine Beschreibung angezeigt werden, diese Seite lässt dies jedoch nicht zu.17 hours, 51 minutes. Average driving speed: 65.5 mph. Kilometers per hour: 105.5 km/h. This is based on typical traffic conditions for this route. Seattle to Ontario drive. road …The total driving distance from Seattle, WA to Ontario, CA is 1,170 miles or 1 883 kilometers. Your trip begins in Seattle, Washington. It ends in Ontario, California. If you are planning a road trip, you might also want to calculate the total driving time from Seattle, WA to Ontario, CA so you can see when you'll arrive at your destination. Ontario. $1,391. Flights from Kingston, Ontario to Seattle. $699. Flights from London, Ontario to Seattle. $507. Flights from Ottawa to Seattle. Flights from Toronto Pearson Intl Airport to Seattle. $323. Compare and book flights from Seattle to Ontario, CA with American Airlines. Find the best fares, dates, and travel classes for your trip.Washington. United States of America. Flights. Expedia.com. $39 Cheap Flights from Ontario (ONT) to Seattle (SEA) Bundle Your Flight + Hotel & Save! Roundtrip. One … Prices starting at $78 for return flights and $39 for one-way flights to Los Angeles - Ontario Intl. were the cheapest prices found within the past 7 days, for the period specified. Prices and availability are subject to change. Additional terms apply. Sat, May 18 - Tue, May 21. SEA. Find the best deals on flights from Seattle to Ontario, CA with Cheapflights.com. Compare prices, dates, airlines and booking tips for this popular route. The Boeing 737-800 Passenger/BBJ2 (winglets) is the aircraft model that flies most regularly on the Seattle to Ontario flight route. Which airline alliances offer flights from Seattle to Ontario? oneworld, and SkyTeam are the airline alliances operating flights between Seattle and Ontario, with SkyTeam being the most commonly used for this route. The cheapest Alaska Airlines deal from Seattle to Ontario in the last 72 hours was $84 (round-trip), much lower than the average airfare cost of $219 for Alaska Airlines flights on this route. Delta Flights From Seattle to Ontario. Delta (8.0/10 from 11,818 reviews) operates around 21 flights from Seattle to Ontario in any given week. The ….