Flights from Seattle to Toronto from $ 403*
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1 Passenger, Economy
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today
today
More United deals on Seattle (SEA) to Toronto (YYZ) flights
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From | To | Fare Type | Dates | Price |
|---|---|---|---|---|
| Seattle (SEA) | Toronto (YYZ) | Roundtrip | Economy | 06/02/26 - 06/09/26 | from $ 403 Viewed: 39 minutes ago |
| Seattle (SEA) | Toronto (YYZ) | Roundtrip | Economy | 06/02/26 - 06/06/26 | from $ 403 Viewed: 39 minutes ago |
| Seattle (SEA) | Toronto (YYZ) | Roundtrip | Economy | 06/05/26 - 06/09/26 | from $ 413 Viewed: 39 minutes ago |
| Seattle (SEA) | Toronto (YYZ) | Roundtrip | Economy | 06/02/26 - 06/16/26 | from $ 450 Viewed: 39 minutes ago |
| Seattle (SEA) | Toronto (YYZ) | Roundtrip | Economy | 06/09/26 - 06/16/26 | from $ 450 Viewed: 39 minutes ago |
| Seattle (SEA) | Toronto (YYZ) | Roundtrip | Economy | 06/09/26 - 06/16/26 | from $ 450 Viewed: 15 hours ago |
| Seattle (SEA) | Toronto (YYZ) | Roundtrip | Economy | 06/03/26 - 06/07/26 | from $ 456 Viewed: 39 minutes ago |
| Seattle (SEA) | Toronto (YYZ) | Roundtrip | Economy | 06/03/26 - 06/17/26 | from $ 492 Viewed: 39 minutes ago |
*Prices have been available for round trips within the last 48 hours and may not be currently available. For Economy class, fares listed may be Basic Economy, which is our most restrictive fare option and subject to additional restrictions. Additional baggage charges and fees for other optional service may apply. Other terms and conditions may apply. Schedules are subject to change without notice.
