Cheap Flights from Seattle, WA to Montreal, QC from $161
On Cheapflightsplus.com you will find 2 direct and 998 connecting flights from Seattle to Montreal. You can compare airfare deals from 10 airlines and multiple travel sites from $161, book and save on cheap plane tickets and last minute offers. Also check out SEA-YMQ flight schedule to find best flight time, convenient departure and arrival airports.
Flight Information
Below we will explain in detail what the flights cost on the destination from Seattle to Montreal depends on and how to choose the most interesting flight option for you.
Distance between Seattle and Montreal is 3677 miles. Time difference between the cities is 3h. Airplanes depart 00:17 to 23:59 from 3 Seattle airports and arrive 00:17 to 23:59 to 4 Montreal airports. Average flight time is 5h 9m.
- The fastest flight 5h 9m
- Average flight time 5h 9m
- The earliest flight 00:17
- The latest flight 23:59
- Distance 2285 ml
Best Flights from Seattle to Montreal Today
| Price | Departure | Arrival | Flight Duration | Airline | Flight |
|---|---|---|---|---|---|
| from $334 | 07:20 Seattle Seattle-Tacoma Intl | 15:29 Montreal Pierre Elliott Trudeau | 5h 9m | Air Canada | AC512 |
| from $336 | 07:20 Seattle Seattle-Tacoma Intl | 15:29 Montreal Pierre Elliott Trudeau | 5h 9m | United Airlines | UA8086 |
| from $205 | 13:55 Seattle Seattle-Tacoma Intl | 10:40+1 день Montreal Pierre Elliott Trudeau | 17h 45m layover 11h 1m - Chicago | United Airlines | UA1298 UA3536 |
| from $207 | 12:18 Seattle Seattle-Tacoma Intl | 15:43+1 день Montreal Pierre Elliott Trudeau | 24h 25m layover 16h 42m - Phoenix | Frontier Airlines | F91724 AC1276 |
| from $161 | 17:55 Seattle Seattle-Tacoma Intl | 16:00+1 день Montreal Pierre Elliott Trudeau | 19h 5m layover 9h 16m - Chicago 2h 48m - Toronto | Alaska Airlines | AS538 PD2388 PD2473 |
| from $166 | 15:11 Seattle Seattle-Tacoma Intl | 19:57+1 день Montreal Pierre Elliott Trudeau | 25h 46m layover 15h 59m - Las Vegas 1h 15m - Toronto | Frontier Airlines | F94830 PD654 PD129 |
The cheapest months to travel to Montreal are september (from 161 $), may (from 166 $), june (from 168 $).
The most expensive months are november (from 522 $), january (from 500 $), february (from 477 $).
What is the lowest airfare Seattle to Montreal?
The cheapest plane ticket found by our users is $161. This airfare is for economy class on one-way AS410 flight by Alaska Airlines for September 27, 2025 which leaves Seattle-Tacoma Intl in Seattle at 13:39 am and arrives at Montreal Pierre Elliott Trudeau at 16:00.
Flight Schedule Seattle (Washington) to Montreal (Quebec)
from$202
from$204
from$203
from$334
from$336
from$168
from$202
from$161
from$205
from$166
from$198
from$201
from$204
from$161
from$199
Popular Airlines on the Route
The flight Seattle — Montreal is served by 10 regular airlines and 4 low-cost airlines. Most of the flights on this route are operated by Alaska Airlines - 162 departures per week at the price of from $ 161 . And the most expensive tickets are offered by WestJet airline - from $ 693.
Direct flights
There are 2 nonstop flights on the route. The fastest direct flight is AC512 by Air Canada takes 5h 9m and the cheapest is AS410 by Alaska Airlines for $334.
- AC - Air Canadafrom $334Find
- UA - United Airlinesfrom $336Find
Connecting Flights
There are 998 flights with layovers on the route. The fastest connecting flight is UA2269 by United Airlines takes 7h 11m and the cheapest is AS410 by Alaska Airlines for $161.
- AS - Alaska Airlinesfrom $161Find
- AC - Air Canadafrom $215Find
- F9 - Frontier Airlinesfrom $166Find
- SY - Sun Country Airlinesfrom $256Find
- HA - Hawaiian Airlinesfrom $202Find
- WS - WestJetfrom $203Find
- UA - United Airlinesfrom $205Find
- AM - Aeromexicofrom $359Find
- X4 - Vanair Limitedfrom $663Find
- NK - Spirit Airlinesfrom $198Find
Airports
You can fly from Seattle to Montreal from 3 airports (Boeing Field International Airport, Seattle-Tacoma Intl, Kenmore Air Harbor SPB).
Seattle airports
- Boeing Field International Airport-BFIfrom $663Find
- Seattle-Tacoma Intl-SEAfrom $161Find
- Kenmore Air Harbor SPB-LKEFind
Montreal airports
- St Lambert Rail Svce.-XLMFind
- Pierre Elliott Trudeau-YULFind
- Mirabel-YMXFind
- St Hubert-YHUFind
Airplanes
There are flights to Montreal from Seattle by 10 airlines that use 0 aircraft brands. They range from huge modern airplanes to small-sized.
Top Domestic Destinations from Seattle
You may also consider searching for discounted plane tickets to some other popular places from Seattle within United States.
- from $78Find
- from $62Find
- from $180Find
- from $73Find
- from $67Find
- from $74Find
- from $53Find
- from $243Find
- from $72Find
- from $63Find
Top International Destinations from Seattle
Our state-of-the art metasearch will definitely provide you with the best airfare on international flights. We’re proud to partner with many reliable travel suppliers located outside the US what gives us an opportunity to offer the most competitive prices on far destinations.
- from $77Find
- from $70Find
- from $57Find
- from $63Find
- from $66Find
- from $64Find
- from $76Find
- from $80Find
- from $68Find
- from $64Find
How to book a plane ticket yourself?
- Fill in the search parameters — cities of departure and destination, departure and return dates and click «Find flights»
- Select the best flight that you like. Please, check the airports of departure and arrival. Select the best fare, but pay attention to the following flight details - airports of departure and arrival, flight duration and layovers. Please use filters and sort to find the best flight.
- Click «Buy» when you are ready — our system will redirect you to the site that sells the selected flight ticket.
- Fill in all passenger and payment information — passport and contact information, please double check all passengers’ names and make a payment for your itinerary.
- That's it — you will receive an email with your e-ticket usually within 10 minutes after your flight is confirmed. Please, print the e-ticket and have it with you at the airport. You would need to have only a passport and/or a required form of ID to travel. Please, check your Visa requirements if you travel outside of the United States or Canada.
To find a plane ticket, please select dates.