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Cheap Flights From Seattle To Ontario

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

Toronto
Carrier Departure Date Return Date Lowest Price
WestJet Dec 7, 2017 Dec 8, 2017 $365
WestJet Mar 5, 2018 Mar 6, 2018 $366
Alaska Dec 7, 2017 Dec 8, 2017 $375
WestJet Jan 18, 2018 Jan 21, 2018 $377
WestJet Feb 7, 2018 Feb 14, 2018 $391
Air Canada Nov 12, 2017 Nov 14, 2017 $397
WestJet Jan 10, 2018 Jan 20, 2018 $399
WestJet Feb 1, 2018 Feb 5, 2018 $407
WestJet Dec 4, 2017 Dec 8, 2017 $407
WestJet Jan 19, 2018 Jan 28, 2018 $408

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.

DestinationDepartingReturningPrice
Ottawa 11/2/17 11/6/17 $439
Toronto 11/10/17 11/14/17 $412

Flight Schedule Summaries Last modified: Oct 20, 2017 4:02 -04:00Number of routes searched: 417Number of itineraries searched: 605,119

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

Cheap International Flights to Ontario - ON Last modified: Oct 20, 2017 4:02 -04:00Prices shown were found by travelers like you over the past 30 days

Cheap Flights from Seattle to Ontario - from $365 Round trip from SEA to ON