Cheap flights from Ontario to Seattle
Travel > North America > United States > Ontario to Seattle flights
Named after the Native American Chief Sealth, Seattle has a magnificent setting for a city with Lake Washington behind, the snowy peak of Mount Rainier in the distance and the shore of Elliott Bay at its feet.... (read more in our Seattle Travel Guide)
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Cheapest flights found for the next 6 months
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Check our newest flight offers to Seattle:
- $487
Westjet
cheapoair.com check priceFrom To Departure Time Toronto, ON (YYZ) Seattle, WA (SEA) 06/01/2025 08:00 am Seattle, WA (SEA) Toronto, ON (YYZ) 06/07/2025 07:05 am - $521
Multiple Airlines
cheapoair.com check priceFrom To Departure Time Toronto, ON (YYZ) Seattle, WA (SEA) 06/01/2025 08:00 am Seattle, WA (SEA) Toronto, ON (YYZ) 06/07/2025 07:30 am
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