Cheap flights from Montreal Pierre Elliott Trudeau Intl Airport to Seattle from C$ 243
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Montreal Pierre Elliott Trudeau Intl Airport to Seattle departing on 2/6. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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WestJet flights from Montreal Pierre Elliott Trudeau Intl Airport to Seattle
Our best WestJet deals on Montreal Pierre Elliott Trudeau Intl Airport to Seattle flight tickets
Delta flights from Montreal Pierre Elliott Trudeau Intl Airport to Seattle
Our best Delta deals on Montreal Pierre Elliott Trudeau Intl Airport to Seattle flight tickets
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How to get the cheapest flight ticket from Montreal Pierre Elliott Trudeau Intl Airport to Seattle
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the cheapest month to fly to Seattle?
If you aren’t able to travel to Seattle during the month of October, then flying in September is also cheap. Prices for this month can be found on momondo for an average of C$ 666.
What is the cheapest day to depart on your flight to Seattle?
Our data shows that Friday is the least expensive day to fly to Seattle. Tickets to fly out on this day can be as low as C$ 673. If your travel schedule is flexible, try to avoid departing on a Monday because tickets tend to average around C$ 862. These prices are subject to change though, so be sure to set up a Price Alert for flights to Seattle.
What is the cheapest time of day to depart on your flight to Seattle?
Our most recent data shows that the best time of day to fly to Seattle is in the evening. Flights from Montreal Pierre Elliott Trudeau Intl Airport to Seattle during this time can be as low as C$ 564. Flights at noon are often more expensive with an average ticket price of C$ 761.
What is the cheapest Montreal Pierre Elliott Trudeau Intl to Seattle/Tacoma Intl flight route?
Fly from Montreal Pierre Elliott Trudeau Intl to Seattle/Tacoma Intl for the best Montreal Pierre Elliott Trudeau Intl - Seattle/Tacoma Intl flight prices
How far in advance should I book a flight to Seattle?
You are more likely to see cheaper flights to Seattle from Montreal Pierre Elliott Trudeau Intl Airport when booking 17 weeks ahead of your departure date. In general, you can expect to find flights to Seattle for around C$ 719 when searching 17 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Seattle from Montreal Pierre Elliott Trudeau Intl Airport for as low as C$ 463 on momondo.
What cabin class options are available on Montreal Pierre Elliott Trudeau Intl to Seattle/Tacoma Intl flights?
There are 2 cabin classes available to choose from on Montreal Pierre Elliott Trudeau Intl to Seattle/Tacoma Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.
What is the cheapest airline that flies from Montreal Pierre Elliott Trudeau Intl to Seattle/Tacoma Intl?
WestJet, Air Canada, and United Airlines are the most popular carriers operating from Montreal Pierre Elliott Trudeau Intl to Seattle/Tacoma Intl
Which airlines fly to Seattle?
Air Canada, WestJet and United Airlines are the top three most popular airlines that fly to Seattle from Montreal Pierre Elliott Trudeau Intl Airport according to our data. Air Canada is the first choice among our users, with 66% of people opting to fly with this airline when travelling to Seattle. Keep in mind that there are 5 different airlines that fly to Seattle on a routine basis, so you have a few additional options to choose from.
When to book flights from Montreal Pierre Elliott Trudeau Intl Airport to Seattle
Cheap Montreal Pierre Elliott Trudeau Intl Airport to Seattle (YUL to SEA) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Montreal Pierre Elliott Trudeau Intl Airport to Seattle
How far is Montreal Pierre Elliott Trudeau Intl to Seattle/Tacoma Intl by plane?
Seattle/Tacoma Intl is 3660.5 km away from Montreal Pierre Elliott Trudeau Intl. In terms of flight time, this usually takes a little over 5h 52m.
When did momondo last update prices for flights from Montreal Pierre Elliott Trudeau Intl Airport to Seattle/Tacoma Intl Airport?
Prices for flights from Montreal Pierre Elliott Trudeau Intl Airport to Seattle/Tacoma Intl Airport are updated daily.
How many operators does momondo search for flights from Montreal Pierre Elliott Trudeau Intl Airport to Seattle/Tacoma Intl Airport?
There are 5 operators available for flights from Montreal Pierre Elliott Trudeau Intl Airport to Seattle/Tacoma Intl Airport as of April 2025.
How old do you have to be to fly from Montreal Pierre Elliott Trudeau Intl Airport to Seattle/Tacoma Intl Airport?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Montreal Pierre Elliott Trudeau Intl Airport to Seattle/Tacoma Intl Airport.
What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?
The travel and health documents required for your trip to Seattle/Tacoma Intl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Seattle/Tacoma Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular plane model from Montreal Pierre Elliott Trudeau Intl Airport to Seattle?
momondo data reveals that the most frequently booked plane model on the route from Montreal Pierre Elliott Trudeau Intl Airport to Seattle is Airbus A220-300, representing 56.08% of all bookings. The subsequent popular models are Boeing 737 MAX 8 at 43.24% and Airbus A340-300 at 0.68%.
What is the most popular airline from Montreal Pierre Elliott Trudeau Intl Airport to Seattle?
Based on momondo bookings for flights between Montreal Pierre Elliott Trudeau Intl Airport and Seattle, the leading airline is Air Canada, making up 63% of the total bookings. Other popular airlines include WestJet with 25%, United Airlines with 5%, and Delta with 4%.
Best airlines flying from Montreal Pierre Elliott Trudeau Intl Airport to Seattle
Compare and see reviews for airlines that fly from Montreal Pierre Elliott Trudeau Intl Airport to Seattle with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom C$ 260 | Free Cancellation | Rating 7.2 10,000 reviews | |||
| PriceFrom C$ 363 | Free Cancellation | Rating 7.2 2,809 reviews | |||
| PriceFrom C$ 511 | Free Cancellation | Rating 8.0 7,916 reviews | |||
| PriceFrom C$ 512 | Free Cancellation | Rating 7.0 9,139 reviews | |||
| PriceFrom C$ 573 | Free Cancellation | Rating 7.4 8,667 reviews |
Travelling to a place near Seattle?
Book flights to Seattle if you plan to visit one of these locationsWhy use momondo?
Why should I use momondo to find a flight deal from Montreal to Seattle?
To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Seattle from Montreal.
Can I find flights from Montreal to Seattle with flexible booking policies on momondo?
Yes. momondo enables you to select and highlight flights to Seattle from Montreal with this policy.
How can momondo help me find flights from Montreal to Seattle?
Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Seattle from Montreal.
I’m not ready to book a flight from Montreal to Seattle right now. Can momondo alert me if prices change?
Of course. momondo tracks the price of Montreal to Seattle flights. All you need is a valid email address and we will do the rest; it is that quick and easy.