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Cheap Flights from Seattle to Ontario

Did You Know?

Seattle has 6 long haul flights nonstop to Ontario each week.
There are 6 nonstop flights from Seattle to Ontario.
The longest nonstop flight between Seattle and Ontario is 2,054 miles.
100% of all flights from Seattle to Ontario arrive during afternoon hours.
Air Canada provides 100% of the nonstop flights from Seattle to Ontario.
The shortest nonstop flight between Seattle and Ontario is 2,054 miles.
There are no short haul direct flights between Seattle and Ontario.
Only one airline operates between Seattle and Ontario.

Cheap Domestic Flights to Ontario - ON

Flights
Airline
Lowest Price
Air Canada, WestJet
CAD489
Air Canada, WestJet
CAD549
Air Canada, WestJet
CAD566
WestJet
CAD588
Air Canada, WestJet
CAD638
Air Canada, WestJet
CAD638
WestJet, Air Canada
CAD604
Air Canada, WestJet
CAD520
Air Canada, WestJet
CAD822
Air Canada, WestJet
CAD663
Air Canada
CAD898
Air Canada
CAD885
WestJet
CAD828
Air Canada
CAD879
Air Canada, WestJet
CAD566

Cheap International Flights from Seattle - SEA

Flights
Airline
Lowest Price
American, US Airways, Delta, United, Alaska, Air Canada
$459
Air Canada, United, Delta, Alaska, American, US Airways
$464
United, Air Canada
$703
Delta, Air Canada, United
$651
Air Canada
$1155
Air Canada
$1330
Air Canada
$1309
Air Canada, United
$1219
Air Canada
$1470

Cheap International Flights to Ontario - ON

Flights
Airline
Lowest Price
Air Canada, Alaska, United, Delta, US Airways, American
$492
United, Air Canada
$691
Delta, Alaska, American
$571
Alaska, Delta, United, American, Air Canada, US Airways
$477
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Cheap Flights from Seattle to Ontario - from $459 Round trip from SEA to ON