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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 Oct 12, 2017 Oct 25, 2017 $336
WestJet Oct 3, 2017 Oct 12, 2017 $337
WestJet Nov 22, 2017 Nov 30, 2017 $347
WestJet Oct 7, 2017 Oct 17, 2017 $350
WestJet Oct 12, 2017 Oct 18, 2017 $350
WestJet Oct 12, 2017 Oct 19, 2017 $350
WestJet Nov 23, 2017 Nov 30, 2017 $357
WestJet Oct 6, 2017 Oct 14, 2017 $369
WestJet Oct 23, 2017 Oct 26, 2017 $372

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 7/20/17 7/23/17 $496
Toronto 8/3/17 8/8/17 $491

Flight Schedule Summaries Last modified: Jun 29, 2017 0:27 -04:00Number of routes searched: 459Number of itineraries searched: 407,813

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 JFK
Icelandair KEF
Lufthansa FRA
United BOS
United DCA
United DEN
United DFW
WestJet YEG
WestJet YVR
WestJet YYC
WestJet YYJ

Cheap International Flights from Seattle - SEA Last modified: Jun 29, 2017 0:27 -04:00Prices shown were found by travelers like you over the past 30 days

Cheap International Flights to Ontario - ON Last modified: Jun 29, 2017 0:27 -04:00Prices shown were found by travelers like you over the past 30 days

Cheap Flights from Seattle to Ontario - from $336 Round trip from SEA to ON