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Cheap Flights From Seattle To Ontario

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

Ottawa
Carrier Departure Date Return Date Lowest Price
United Sep 7, 2018 Sep 9, 2018 $348
United Sep 14, 2018 Sep 18, 2018 $348
United Oct 16, 2018 Oct 25, 2018 $354
United Jan 24, 2019 Jan 27, 2019 $365
United Jan 31, 2019 Feb 3, 2019 $365
United Jan 18, 2019 Jan 20, 2019 $365
United Dec 3, 2018 Dec 7, 2018 $365
United Dec 5, 2018 Dec 9, 2018 $365
United Dec 4, 2018 Dec 8, 2018 $365

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 6/21/18 6/24/18 $612
Sudbury 6/21/18 6/25/18 $1,146
Toronto 7/5/18 7/9/18 $544
London, Ontario 7/6/18 7/8/18 $709
Windsor 7/7/18 7/10/18 $747

Flight Schedule Summaries Last modified: Jun 18, 2018 2:58 -04:00Number of routes searched: 528Number of itineraries searched: 627,811

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 DEN
United DFW
United EWR
WestJet YEG
WestJet YVR
WestJet YYC
WestJet YYJ

Cheap International Flights to Ontario - ON Last modified: Jun 18, 2018 2:58 -04:00Prices shown were found by travelers like you over the past 30 days

On FareCompare, you’ll find cheap flights for domestic and international travel. Since airlines change flight prices constantly, sign up for Fare Alerts and let FareCompare’s travel search engine monitor airline ticket prices of all major airlines, so you’ll be first in line to get the cheapest tickets.

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Cheap Flights from Seattle to Ontario - from $348 Round trip from SEA to ON