Flight route
Cheap flights from Seattle to Toronto
Compare fares from Seattle to Toronto, Canada across airlines and travel partners, then book with whoever has the best price.
Seattle to Toronto
Live fares from our airline and agency partners.
Fares
Recent fares on this route
No cached fare for this exact route yet. Search above for live pricing from Seattle to Toronto.
FAQ
Seattle to Toronto, answered
How much does a flight from Seattle to Toronto cost?
We don't have a recent cached fare for this exact route yet. Search above to compare live prices from Seattle to Toronto across our travel partners.
Is there a direct flight from Seattle to Toronto?
Recent search data we have for this route shows connecting flights; nonstop service can vary by season and airline. Search above to see current direct and connecting options.
When is the best time to book flights from Seattle to Toronto?
Prices on most routes fluctuate week to week. Comparing a few different date combinations in the search above is the most reliable way to find the cheapest fare for your specific trip, rather than relying on a single "best day to book" rule.