Cheap flights from Seattle to Montreal from £153
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Not happy with the results? Try some of our useful filters
Search by stops
- Nonstop
- Up to 1 stop
- Up to 2 stops
Search by carrier
Search by price
Search by departure date
How much do flights to Montreal cost?
Cheapest one-way trip | £153 |
|---|---|
Cheapest round-trip | £332 |
Average round-trip | £372 |
Most popular airline | Porter Airlines |
Getting from Montreal airport to the city center
Fastest options: 747 Express Bus and taxi. Best value: STM 747 Express Bus.
Transport Option | Typical Time | Typical Cost | Frequency | Best For |
|---|---|---|---|---|
45-70 min | $11; single fare; day pass available | every 10–20 min (traffic dependent) | budget travelers | |
25-50 min | $41; fixed flat rate to downtown Montreal | on-demand 24/7 (traffic dependent) | convenience with luggage | |
25-50 min | $30 – $55; varies with demand and traffic | on-demand 24/7 (traffic dependent) | app-based convenience | |
25-50 min | $60 – $120; pre-booked; varies by provider | by reservation (traffic dependent) | groups or business travelers | |
25-50 min | $50 – $150; daily rate; varies by vehicle and season | on-demand (traffic dependent) | exploring beyond the city |
Notes:
- Prices in CAD; table created in 2025 and subject to change.
- The 747 Express Bus operates 24/7 and connects to Lionel-Groulx metro station and downtown stops including Berri-UQAM.
- Taxis have a fixed flat rate of CAD 41 to downtown Montreal; additional charges may apply for destinations outside the flat-rate zone.
- Road traffic can significantly affect journey times, especially during rush hours.
- We recommend checking official transport websites for your travel planning.
Updated: December 2025
Key info about flying to Montreal
Check-in for a flight from Seattle to Montreal
| Name | Carrier code | IATA Code | Passport needed during booking |
|---|---|---|---|
| Porter Airlines | POE | PD | No |
| Air Canada | ACA | AC | Yes |
| Alaska Airlines | ASA | AS | No |
| WestJet | WJA | WS | No |
| United Airlines | UAL | UA | No |
Online check-in is not available for these airlines.
Weather in Montreal
Average Weather
| Month | Average monthly max temperature | Average monthly min temperature |
| January | -5°C | -13°C |
| February | -3°C | -11°C |
| March | 2°C | -5°C |
| April | 10°C | 1°C |
| May | 18°C | 8°C |
| June | 22°C | 13°C |
| July | 26°C | 17°C |
| August | 25°C | 16°C |
| September | 21°C | 12°C |
| October | 13°C | 6°C |
| November | 5°C | 0°C |
| December | -1°C | -7°C |
14 day forecast
Frequently asked questions
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