Departure time
Airlines
Fares are the lowest prices found recently and can change when you click through. You book on the airline's or travel agency's website. AirTriply may earn a commission at no extra cost to you.
Lowest fare$47
Cheapest monthNovember 2026
Typical flight time2h 48m
Direct flightsYes
Lowest fare by month
Airlines on this route
Frequently asked questions
What is the cheapest month to fly from Seattle to Ontario?
November 2026 has had the lowest recent fares, from $47 one way.
How long is the flight from Seattle to Ontario?
A typical flight takes about 2h 48m.
Are there direct flights from Seattle to Ontario?
Yes. Direct flights have been found recently from $47.
Where do I book my ticket?
AirTriply compares fares from airlines and travel agencies. When you choose a deal, you book on the seller's own website.
