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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 Sep 24, 2017 Sep 26, 2017 $378
WestJet Nov 22, 2017 Nov 26, 2017 $389
WestJet Dec 8, 2017 Dec 11, 2017 $398
WestJet Nov 9, 2017 Nov 12, 2017 $407
WestJet Oct 11, 2017 Oct 13, 2017 $407
WestJet Oct 14, 2017 Oct 22, 2017 $410
WestJet Oct 13, 2017 Oct 20, 2017 $415
WestJet Oct 6, 2017 Oct 8, 2017 $415
WestJet Nov 23, 2017 Nov 28, 2017 $416
Alaska Oct 27, 2017 Oct 29, 2017 $421

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 9/8/17 9/12/17 $445
Toronto 9/14/17 9/19/17 $429

Flight Schedule Summaries Last modified: Aug 18, 2017 0:26 -04:00Number of routes searched: 433Number of itineraries searched: 221,874

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

Cheap International Flights from Seattle - SEA Last modified: Aug 18, 2017 0:26 -04:00Prices shown were found by travelers like you over the past 30 days

Cheap International Flights to Ontario - ON Last modified: Aug 18, 2017 0:26 -04:00Prices shown were found by travelers like you over the past 30 days

Cheap Flights from Seattle to Ontario - from $378 Round trip from SEA to ON