Cheap flights from Portland to Montreal from £171
Trusted by millions
Kiwi.com Guarantee for stress-free travel
One search, all the best deals
Explore flight deals to Montreal
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
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 | £171 |
|---|---|
Cheapest round-trip | £344 |
Average round-trip | £412 |
Most popular airline | Air Canada |
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 Portland to Montreal
| Name | Carrier code | IATA Code | Passport needed during booking |
|---|---|---|---|
| Air Canada | ACA | AC | Yes |
| Porter Airlines | POE | PD | No |
| Alaska Airlines | ASA | AS | No |
| United Airlines | UAL | UA | No |
| WestJet | WJA | WS | 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
Planning a trip? Thanks to our Virtual Interlining algorithm, we offer billions of route combinations between any origin and destination in the world by plane. Find the cheapest routes and best deals, as well as the best dates to travel.
Explore alternative trips
Flights from Portland
Flights to Montreal
Popular routes
The nearest countries with flights to Montreal
Here is a list of countries people are flying from
Other destination countries from Portland
Here is a list of countries people are flying to
Airports near Portland
Airports near Montreal
Download our app