Travel with Air Canada from Montréal to Seattle (YUL - SEA) from CAD 332*
*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 Montréal and Seattle - 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 Montréal and Seattle - our lowest fares in points
From | To | Fare Type | Departure | Price |
|---|---|---|---|---|
| Montréal (YUL) | Seattle (SEA) | One-way / Economy | Oct 03, 2026 | From 12,500 pts + CAD 173 Viewed: 18 hours ago |
| Montréal (YUL) | Seattle (SEA) | One-way / Economy | Aug 15, 2026 | From 12,500 pts + CAD 173 Viewed: 2 hours ago |
| Montréal (YUL) | Seattle (SEA) | One-way / Economy | Sep 04, 2026 | From 12,500 pts + CAD 173 Viewed: 1 day ago |
| Montréal (YUL) | Seattle (SEA) | One-way / Economy | Oct 01, 2026 | From 25,000 pts + CAD 345 Viewed: 18 hours ago |
| Montréal (YUL) | Seattle (SEA) | One-way / Economy | Oct 02, 2026 | From 25,000 pts + CAD 345 Viewed: 18 hours ago |
| Montréal (YUL) | Seattle (SEA) | One-way / Economy | Jun 26, 2026 | From 29,700 pts + CAD 126 Viewed: 11 hours 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.