Travel with Air Canada from Seattle to Toronto (SEA - YTO) from CAD 165*
*Fares displayed have been collected within the last 48 hours and may no longer be available at the time of booking. Learn more about this offer. Additional baggage fees and charges for optional products and services may apply.
Flights between Seattle and Toronto - our lowest fares in cash
*Fares displayed have been collected within the last 48 hours and may no longer be available at the time of booking. Learn more about this offer. Additional baggage fees and charges for optional products and services may apply.
Flights between Seattle and Toronto - our lowest fares in points
From | To | Fare Type | Departure | Price |
|---|---|---|---|---|
| Seattle (SEA) | Toronto (YYZ) | One-way / Economy | Apr 15, 2026 | From 10,700 pts + CAD 40 Viewed: 16 hours ago |
| Seattle (SEA) | Toronto (YYZ) | One-way / Economy | May 19, 2026 | From 10,700 pts + CAD 76 Viewed: 21 hours ago |
| Seattle (SEA) | Toronto (YYZ) | One-way / Economy | May 27, 2026 | From 11,600 pts + CAD 76 Viewed: 21 hours ago |
| Seattle (SEA) | Toronto (YYZ) | One-way / Economy | May 26, 2026 | From 11,600 pts + CAD 76 Viewed: 21 hours ago |
| Seattle (SEA) | Toronto (YYZ) | One-way / Economy | May 25, 2026 | From 11,600 pts + CAD 76 Viewed: 21 hours ago |
| Seattle (SEA) | Toronto (YYZ) | One-way / Economy | May 20, 2026 | From 12,500 pts + CAD 76 Viewed: 21 hours ago |
| Seattle (SEA) | Toronto (YYZ) | One-way / Economy | May 28, 2026 | From 12,500 pts + CAD 79 Viewed: 21 hours ago |
| Seattle (SEA) | Toronto (YYZ) | One-way / Economy | May 18, 2026 | From 12,500 pts + CAD 79 Viewed: 21 hours ago |
| Seattle (SEA) | Toronto (YYZ) | One-way / Economy | Apr 08, 2026 | From 12,900 pts + CAD 79 Viewed: 16 hours ago |
| Seattle (SEA) | Toronto (YYZ) | One-way / Economy | May 23, 2026 | From 12,900 pts + CAD 79 Viewed: 21 hours ago |
| Seattle (SEA) | Toronto (YYZ) | One-way / Economy | May 24, 2026 | From 12,900 pts + CAD 79 Viewed: 21 hours ago |
| Seattle (SEA) | Toronto (YYZ) | One-way / Economy | Aug 06, 2026 | From 21,700 pts + CAD 40 Viewed: 21 hours ago |
| Seattle (SEA) | Toronto (YYZ) | One-way / Economy | Apr 09, 2026 | From 23,200 pts + CAD 40 Viewed: 16 hours ago |
| Seattle (SEA) | Toronto (YYZ) | One-way / Economy | May 22, 2026 | From 30,600 pts + CAD 79 Viewed: 21 hours ago |
| Seattle (SEA) | Toronto (YYZ) | One-way / Economy | May 21, 2026 | From 30,800 pts + CAD 40 Viewed: 21 hours ago |
| Seattle (SEA) | Toronto (YYZ) | One-way / Economy | Apr 06, 2026 | From 34,500 pts + CAD 76 Viewed: 15 hours ago |
| Seattle (SEA) | Toronto (YYZ) | One-way / Economy | Apr 16, 2026 | From 12,500 pts + CAD 76 Viewed: 1 day ago |
| Seattle (SEA) | Toronto (YYZ) | One-way / Economy | Aug 05, 2026 | From 14,200 pts + CAD 79 Viewed: 1 day ago |
| Seattle (SEA) | Toronto (YYZ) | One-way / Economy | Apr 04, 2026 | From 56,200 pts + CAD 152 Viewed: 1 day ago |
| Seattle (SEA) | Toronto (YYZ) | One-way / Economy | Apr 03, 2026 | From 69,000 pts + CAD 80 Viewed: 1 day ago |
*Points displayed do not reflect preferred pricing for Aeroplan Elite Status Members and/or Aeroplan Credit Cardholders. Prices have been collected within the past 48 hrs and may no longer be available at time of booking. Learn more about this offer. Additional baggage fees and charges for optional products and services may apply.