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Cheap Flights From Seattle To Ontario

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

Kingston
Carrier Departure Date Return Date Lowest Price
Air Canada Oct 10, 2016 Oct 24, 2016 $803
Alaska Oct 10, 2016 Oct 24, 2016 $815
Air Canada Oct 10, 2016 Oct 24, 2016 $913
United Oct 10, 2016 Oct 24, 2016 $1,439
Kitchener - Waterloo
Carrier Departure Date Return Date Lowest Price
American Aug 22, 2016 Aug 30, 2016 $650
American May 15, 2016 May 18, 2016 $650
American Aug 22, 2016 Aug 30, 2016 $650
American May 15, 2016 May 18, 2016 $650
American Aug 23, 2016 Aug 31, 2016 $660
American Aug 23, 2016 Aug 30, 2016 $660
American Aug 23, 2016 Aug 30, 2016 $668
American May 15, 2016 May 18, 2016 $681
American Aug 22, 2016 Aug 31, 2016 $681
WestJet Aug 23, 2016 Aug 31, 2016 $683
London
Carrier Departure Date Return Date Lowest Price
United May 15, 2016 May 18, 2016 $582
Alaska May 15, 2016 May 18, 2016 $655
WestJet May 15, 2016 May 18, 2016 $679
Alaska May 15, 2016 May 18, 2016 $683
Alaska Jul 15, 2016 Jul 30, 2016 $690
Alaska Jul 15, 2016 Jul 30, 2016 $699
Alaska Jul 15, 2016 Jul 30, 2016 $702
WestJet Jul 15, 2016 Jul 30, 2016 $709
WestJet May 15, 2016 May 18, 2016 $712
WestJet Jul 15, 2016 Jul 30, 2016 $731
Ottawa
Carrier Departure Date Return Date Lowest Price
Air Canada May 31, 2016 Jun 8, 2016 $353
Air Canada Jun 20, 2016 Jun 26, 2016 $392
Air Canada Jun 20, 2016 Jun 26, 2016 $405
Air Canada May 31, 2016 Jun 8, 2016 $407
Air Canada May 8, 2016 May 13, 2016 $419
United May 8, 2016 May 13, 2016 $423
United Mar 15, 2017 Mar 21, 2017 $427
United Mar 15, 2017 Mar 21, 2017 $427
United Mar 15, 2017 Mar 21, 2017 $427
Air Canada Jul 11, 2016 Jul 21, 2016 $431
Toronto
Carrier Departure Date Return Date Lowest Price
United Sep 13, 2016 Sep 27, 2016 $408
United Sep 14, 2016 Sep 28, 2016 $408
United Sep 13, 2016 Sep 27, 2016 $408
United Sep 13, 2016 Sep 28, 2016 $408
United Sep 14, 2016 Sep 27, 2016 $408
United Sep 13, 2016 Sep 28, 2016 $408
United Jun 4, 2016 Jun 13, 2016 $424
United Nov 23, 2016 Nov 29, 2016 $433
United Oct 12, 2016 Oct 22, 2016 $449
United Jun 3, 2016 Jun 7, 2016 $449
Windsor
Carrier Departure Date Return Date Lowest Price
Alaska May 17, 2016 May 22, 2016 $605
Alaska May 17, 2016 May 22, 2016 $629
Air Canada May 17, 2016 May 22, 2016 $637
Alaska Jun 1, 2016 Jun 8, 2016 $673
Air Canada Jun 1, 2016 Jun 8, 2016 $682
Alaska Jun 1, 2016 Jun 8, 2016 $684
Air Canada May 17, 2016 May 22, 2016 $688
Alaska May 17, 2016 May 20, 2016 $697
WestJet May 17, 2016 May 22, 2016 $699
WestJet May 17, 2016 May 22, 2016 $777

Cheapest Weekend Non-Stop Flights for the Next 30 Days from Seattle to Ontario

If you're ready to take a trip in the next 30 days and want to fly on the weekend, you might be wondering which weekend is the cheapest to fly. The chart below shows up-to-date data regarding weekend flight prices from Seattle to Ontario.

DestinationDepartingReturningPrice
Toronto Fri, Jun 3 Tue, Jun 7 $592

Cheap International Flights from Seattle - SEA

FlightsAirlineLowest Price
Seattle to Toronto American, Air Canada, Alaska, JetBlue, Frontier, Sun Country, United, Virgin America, WestJet $449
Seattle to Ottawa American, Air Canada, Alaska, JetBlue, United, WestJet $353
Seattle to London American, Air Canada, Alaska, United, WestJet $582
Seattle to Thunder Bay American, Air Canada, Alaska, JetBlue, United, WestJet Check Dates
Seattle to Kingston American, Air Canada, Alaska, United Check Dates
Seattle to Windsor American, Air Canada, Alaska, JetBlue, United, WestJet $605
Seattle to North Bay American, Air Canada, Alaska, United Check Dates
Seattle to Sudbury American, Air Canada, Alaska, JetBlue, United Check Dates
Seattle to Sault Ste Marie American, Air Canada, Alaska, JetBlue, United Check Dates

Cheap Domestic Flights to Ontario - ON

FlightsAirlineLowest Price
Vancouver to Toronto Pacific Coastal, Air Canada, Air Transat, Sunwing, WestJet $328
Victoria to Toronto Pacific Coastal, Air Canada, Air Transat, WestJet $470
Vancouver to Ottawa Pacific Coastal, Air Canada, Air Transat, Sunwing, WestJet $466
Abbotsford to Toronto Air Canada, Air Transat, WestJet $450
Vancouver to London Air Canada, Air Transat, Sunwing, WestJet $452
Vancouver to Windsor Air Canada, WestJet $494
Comox to Toronto Pacific Coastal, Central Mountain, Air Canada, WestJet $473
Vancouver to Thunder Bay Air Canada, WestJet $423
Nanaimo to Toronto Air Canada, WestJet $500
Victoria to Ottawa Pacific Coastal, Air Canada, WestJet $519
Vancouver to Kingston Air Canada $650
Vancouver to Sudbury Air Canada, WestJet $757
Abbotsford to Ottawa Air Canada, WestJet $506
Vancouver to Sault Ste Marie Air Canada, Air Transat, WestJet $666
Victoria to London Pacific Coastal, Air Canada, WestJet $477

Cheap International Flights to Ontario - ON

FlightsAirlineLowest Price
Portland to Toronto American, Air Canada, Alaska, JetBlue, Frontier, United, Virgin America, WestJet $385
Portland to London American, Air Canada, Alaska, JetBlue, Frontier, United, WestJet $561
Bellingham to Toronto American, Air Canada, Alaska, JetBlue, Frontier, United, Virgin America, WestJet $601
Portland to Ottawa American, Air Canada, Alaska, JetBlue, United, WestJet $472

Flight Schedule Summaries

Seattle to Sault Ste Marie
Airline Connections Mon Tue Wed Thu Fri Sat Sun
Air Canada YYZ X X X X X X X
Air Canada YYC / YYZ X X X X X X X
Seattle to Kingston
Airline Connections Mon Tue Wed Thu Fri Sat Sun
Air Canada YYZ X X X X X X X
Air Canada YYC / YYZ X X X X X X X
Seattle to Ottawa
Airline Connections Mon Tue Wed Thu Fri Sat Sun
American PHL X X X X X X X
Air Canada YYC X X X X X X X
Air Canada YVR / YWG X X X X X X X
Delta DTW X X X X X X X
Delta MSP / DTW X X X X X X X
United EWR X X X X X X X
Seattle to Windsor
Airline Connections Mon Tue Wed Thu Fri Sat Sun
Air Canada YYZ X X X X X X X
Air Canada YVR / YYZ X X X X X X X
Seattle to Thunder Bay
Airline Connections Mon Tue Wed Thu Fri Sat Sun
Air Canada YYZ X X X X X X X
Air Canada YVR / YYZ X X X X X X X
Seattle to Sudbury
Airline Connections Mon Tue Wed Thu Fri Sat Sun
Air Canada YYZ X X X X X X X
Air Canada YVR / YYZ X X X X X X X
Seattle to Toronto
Airline Connections Mon Tue Wed Thu Fri Sat Sun
American ORD X X X X X X X
Air Canada - X X X X X X X
Air Canada YVR X X X X X X X
Delta MSP X X X X X X X
United ORD X X X X X X X
Seattle to London
Airline Connections Mon Tue Wed Thu Fri Sat Sun
Air Canada YYZ X X X X X X X
Air Canada YVR / YYZ X X X X X X X
United ORD X X X X X X X
United DEN / ORD X X X X X X X
Seattle to North Bay
Airline Connections Mon Tue Wed Thu Fri Sat Sun
Air Canada YYZ X X X X X X X
Air Canada YVR / YYZ X X X X X X X
Cheap Flights from Seattle to Ontario - from $353 Round trip from SEA to ON