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 Dec 8, 2018 Dec 11, 2018 $327
American Feb 9, 2019 Feb 12, 2019 $327
American Dec 1, 2018 Dec 4, 2018 $327
American Dec 5, 2018 Dec 8, 2018 $327
American Nov 6, 2018 Nov 13, 2018 $352
American Dec 3, 2018 Dec 11, 2018 $355

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.

Sudbury 10/27/18 10/29/18 $1,150
Ottawa 11/2/18 11/5/18 $393
Toronto 11/10/18 11/13/18 $358
London, Ontario 11/22/18 11/25/18 $693
Kingston, Ontario 11/22/18 11/25/18 $996

Flight Schedule Summaries Last modified: Oct 23, 2018 3:32 -04:00Number of routes searched: 512Number of itineraries searched: 397,470

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 CVG
Major Airlines DTW
Major Airlines FLL
Major Airlines JFK
Icelandair KEF
United BOS
United DEN
United DFW
United EWR
WestJet YYC
WestJet YEG
WestJet YVR
WestJet YYJ

Cheap International Flights from Seattle - SEA Last modified: Oct 23, 2018 3:32 -04:00Prices shown were found by travelers like you over the past 30 days

Cheap International Flights to Ontario - ON Last modified: Oct 23, 2018 3:32 -04:00Prices shown were found by travelers like you over the past 30 days

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Cheap Flights from Seattle to Ontario - from $327 Round trip from SEA to ON