Cheap Flights From Seattle To Ontario

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Cheap flights from Seattle (SEA) to popular destinations in Ontario (ON)

Carrier Departure Date Return Date Lowest Price
American Mar 19, 2019 Mar 27, 2019 $319
American Apr 2, 2019 Apr 9, 2019 $323
American Mar 6, 2019 Mar 12, 2019 $323
American Mar 12, 2019 Mar 19, 2019 $323
American Mar 6, 2019 Mar 13, 2019 $323
American Mar 5, 2019 Mar 12, 2019 $323
American Feb 9, 2019 Feb 12, 2019 $323
American Feb 19, 2019 Feb 26, 2019 $323
American Feb 26, 2019 Mar 6, 2019 $323
American Feb 12, 2019 Feb 20, 2019 $323

Cheap Last Minute Flights from Seattle to Ontario Prices shown were found by travelers like you over the past 30 days

Looking for cheap last minute flights or a weekend getaway? We've got you covered with weekend flight deals from Seattle to Ontario. The chart below shows the best last minute deals and cheap flights this weekend we could find.

Ottawa 2/7/19 2/12/19 $337
London, Ontario 2/7/19 2/11/19 $361
Toronto 2/9/19 2/12/19 $323

Flight Schedule Summaries Last modified: Jan 18, 2019 5:11 -05:00Number of routes searched: 490Number of itineraries searched: 474,908

Seattle to Toronto
Airline Connections Mon Tue Wed Thu Fri Sat Sun
Air Canada -
United -
American CLT
American DFW
American JFK
American MIA
American ORD
Air Canada YVR
Air Canada YYC
AeroMexico MEX
Major Airlines ATL
Major Airlines CVG
Major Airlines DTW
Major Airlines JFK
Major Airlines LAX
United SFO
United BOS
United DEN
United DFW
WestJet YYC
WestJet YEG
WestJet YVR
WestJet YYJ

Cheap International Flights to Ontario - ON Last modified: Jan 18, 2019 5:11 -05:00Prices shown were found by travelers like you over the past 30 days

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Cheap Flights from Seattle to Ontario - from $196 Round trip from SEA to ON