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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
CAD543
Air Canada, WestJet
CAD546
Air Canada, WestJet
CAD541
WestJet
CAD576
Air Canada, WestJet
CAD759
Air Canada, WestJet
CAD744
WestJet, Air Canada
CAD604
Air Canada, WestJet
CAD545
Air Canada, WestJet
CAD818
Air Canada, WestJet
CAD663
Air Canada
CAD916
Air Canada
CAD901
WestJet
CAD828
Air Canada
CAD895
Air Canada, WestJet
CAD566

Cheap International Flights from Seattle - SEA

Flights
Airline
Lowest Price
American, US Airways, Delta, United, Alaska, Air Canada
$410
Air Canada, United, Delta, Alaska, American, US Airways
$430
United, Air Canada
$594
Delta, Air Canada, United
$622
Air Canada
$1018
Air Canada
$1177
Air Canada
$1141
Air Canada, United
$1187
Air Canada
$1304

Cheap International Flights to Ontario - ON

Flights
Airline
Lowest Price
Air Canada, Alaska, United, Delta, US Airways, American
$462
United, Air Canada
$600
Delta, Alaska, American
$545
Alaska, Delta, United, American, Air Canada, US Airways
$440
Cheap Flights from Seattle to Ontario - from $410 Round trip from SEA to ON