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Cheap flights from Montreal to Seattle from C$ 246

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/12. Fares are subject to change and may not be available on all flights or dates of travel.
YMQ — SEA
26 Oct — 2 Nov1
1 adult

The best prices from Montreal to Seattle/Tacoma Intl are usually found in February or January, booked 17 days in advance, depart on a Wednesday or Tuesday and return on a Monday

Cheap flight deals from Montreal to Seattle

Discover tips and strategies to find the most affordable flight options for your journey from Montreal (YMQ) to Seattle (SEA). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 21 October 2024.

Round-trip from

C$ 415

One-way from

C$ 246

Popular in

June

Cheapest in

February
14/11-4/12
  • 14/11-4/12
  • 2 total stops
  • 49h 38m total
  • Montreal to Seattle
Search Deals
5/12
  • 5/12
  • 1 total stop
  • 18h 22m total
  • Montreal to Seattle
Search Deals
High demand for flights, 13% potential price rise
Search Deals
Best time to find cheap flights, 13% potential price drop
Search Deals

Find flight deals from Montreal to Seattle

Cheapest flights from Montreal to Seattle
Explore the most affordable flight options available from Montreal to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 21 October 2024.

Fri 22/116:35 a.m.YUL - SEA
3 stops21h 22mMultiple Airlines
Mon 25/115:28 p.m.SEA - YUL
2 stops12h 30mMultiple Airlines
Deal found 21/10C$ 553
Wed 13/112:20 p.m.YUL - SEA
1 stop25h 39mAmerican Airlines
Thu 5/129:00 a.m.SEA - YUL
1 stop24h 22mAmerican Airlines
Deal found 20/10C$ 584
Tue 12/1111:25 a.m.YUL - SEA
2 stops15h 51mDelta
Wed 4/126:00 a.m.SEA - YUL
2 stops12h 08mDelta
Deal found 20/10C$ 611
Wed 4/126:30 p.m.YUL - SEA
2 stops46h 51mWestJet
Wed 11/123:15 p.m.SEA - YUL
2 stops23h 11mWestJet
Deal found 21/10C$ 650
Tue 19/117:30 a.m.YUL - SEA
1 stop10h 00mAir Canada
Tue 26/115:45 a.m.SEA - YUL
1 stop8h 18mAir Canada
Deal found 21/10C$ 661
Fri 15/118:25 a.m.YUL - SEA
2 stops17h 28mUnited Airlines
Sun 17/1112:47 p.m.SEA - YUL
2 stops22h 29mUnited Airlines
Deal found 20/10C$ 669

Find flights from Montreal to Seattle within your budget

Customize your flight search to find flights from Montreal to Seattle that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 522,144 searches. Data last updated 21 October 2024.

Fly from

Any airport

Fly to

Any airport

Budget

C$ 415 - C$ 669

Route

Depart

Return

Price

Montreal Pierre Elliott Trudeau IntlSeattle/Tacoma Intl

YUL - SEA

YULSEA

Montreal Pierre Elliott Trudeau Intl

Thu 14/11

1 stop28h 03m

Seattle/Tacoma Intl

Wed 4/12

1 stop21h 35m

C$ 415

Montreal Pierre Elliott Trudeau IntlSeattle/Tacoma Intl

YUL - SEA

YULSEA

Montreal Pierre Elliott Trudeau Intl

Tue 19/11

2 stops13h 29m

Seattle/Tacoma Intl

Tue 19/11

2 stops13h 10m

C$ 491

Montreal Pierre Elliott Trudeau IntlSeattle/Tacoma Intl

YUL - SEA

YULSEA

Montreal Pierre Elliott Trudeau Intl

Thu 16/1

1 stop24h 36m

Seattle/Tacoma Intl

Sun 19/1

2 stops23h 11m

C$ 607

Montreal Pierre Elliott Trudeau IntlSeattle/Tacoma Intl

YUL - SEA

YULSEA

Montreal Pierre Elliott Trudeau Intl

Tue 12/11

2 stops15h 51m

Seattle/Tacoma Intl

Wed 4/12

2 stops12h 08m

C$ 611

Montreal Pierre Elliott Trudeau IntlSeattle/Tacoma Intl

YUL - SEA

YULSEA

Montreal Pierre Elliott Trudeau Intl

Tue 19/11

1 stop10h 00m

Seattle/Tacoma Intl

Thu 21/11

1 stop8h 18m

C$ 661

Montreal Pierre Elliott Trudeau IntlSeattle/Tacoma Intl

YUL - SEA

YULSEA

Montreal Pierre Elliott Trudeau Intl

Fri 15/11

2 stops17h 28m

Seattle/Tacoma Intl

Sun 17/11

2 stops22h 29m

C$ 669

Flights are sorted by cheapest first

Deals found on 20/10

Best time to book a flight from Montreal to Seattle

Have a flexible travel schedule? Discover the best time to fly to Seattle from Montreal with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Travel insights for flights from Montreal to Seattle

Get recent, data-driven insights about flights from Montreal to Seattle including ideal travel times, pricing trends, and more.

How far ahead should I book a flight from Montreal to Seattle?

Use this chart to determine the optimal time to book a round-trip flight from Montreal to Seattle. Price data was last updated on 18 October 2024.

Booking 17 days in advance of your planned departure date is, on average, the best time to get cheap flights from Montreal to Seattle. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

Find deals

What is the cheapest month to book a flight from Montreal to Seattle?

Currently, August is the cheapest month in which you can book a flight from Montreal to Seattle (average of C$ 270). Flying from Montreal to Seattle in March is currently the most expensive (average of C$ 420). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from YMQ to SEA?

Find hourly flight availability from Montreal to Seattle. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 21 October 2024.

A simple way to save on the total cost of your ticket is to fly from Montreal to Seattle in the evening. If you’re flexible enough to do this you can expect to save up to 25% on your trip compared to booking a flight in the afternoon.

Rainfall in Seattle by month

Plan your trip to Seattle by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Seattle ranges from 18.0 - 168.0 mm per month. November is typically the wettest month, when rainfall can reach 168.0 mm. July is typically the driest time to visit Seattle when rainfall is around 18.0 mm.

Temperature in Seattle by month

Plan your trip to Seattle by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Seattle, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 19.0 C. Travellers hoping to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 5.0 C).

Reviews of airlines servicing Seattle

Get insights into the airlines that provide service to Seattle. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Seattle. Reviews last updated 21 October 2024.
See what other customers who have flown with American Airlines and WestJet from Montreal to Seattle have to say. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
8,892 reviews
Check prices

Boarding

8.2

Comfort

7.9

Crew

8.6

Entertainment

7.9

Food

7.4

Overall

8.0

Reviews

1 / 10

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.

Delta
8.0
Very good
8,892 reviews
Delta
8.0
Very good
8,892 reviews
Check prices

Boarding

8.2

Comfort

7.9

Crew

8.6

Entertainment

7.9

Food

7.4

Overall

8.0

Reviews

1 / 10

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.

United Airlines
7.4
Good
9,302 reviews
Delta
8.0
Very good
8,892 reviews
Check prices

Boarding

8.2

Comfort

7.9

Crew

8.6

Entertainment

7.9

Food

7.4

Overall

8.0

Reviews

1 / 10

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.

WestJet
7.3
Good
2,801 reviews
Delta
8.0
Very good
8,892 reviews
Check prices

Boarding

8.2

Comfort

7.9

Crew

8.6

Entertainment

7.9

Food

7.4

Overall

8.0

Reviews

1 / 10

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.

American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
8,892 reviews
Check prices

Boarding

8.2

Comfort

7.9

Crew

8.6

Entertainment

7.9

Food

7.4

Overall

8.0

Reviews

1 / 10

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.

Air Canada
7.0
Good
7,987 reviews
Delta
8.0
Very good
8,892 reviews
Check prices

Boarding

8.2

Comfort

7.9

Crew

8.6

Entertainment

7.9

Food

7.4

Overall

8.0

Reviews

1 / 10

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.

Related info for your journey

Find useful and relevant information for your journey from Montreal to Seattle. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Seattle from Montreal?

    Located just 18.4 km from the city centre, Seattle/Tacoma Intl is the airport most travellers will use when flying to Seattle from Montreal. Booking flights from Montreal to Seattle/Tacoma Intl (SEA) should be relatively easy as there is 1 daily inbound flight from Montreal from 4 different airlines.

  • Can I find flights from Montreal to Seattle for under C$ 500 on Cheapflights?

    Yes, there are multiple flights from Montreal to Seattle for under C$ 500. The cheapest flight booked recently is on Multiple Airlines for just C$ 415, but on average you can expect to pay C$ 575.

  • Are there last-minute flights available from Montreal to Seattle for under C$ 700?

    There are currently 3+ open flights from Montreal to Seattle within the next 7 days for less than C$ 700.

  • What are the cheapest airlines flying from Montreal to Seattle round-trip?

    American Airlines, at C$ 491, was found to be the cheapest airline from Montreal to Seattle.Alternate airlines to your destination round-trip include WestJet and Delta. American Airlines is 30% cheaper than the average price of flights available within the next 90 days to this destination.

  • What are the cheapest airlines to fly from Montreal to Seattle one-way?

    The cheapest airlines for a one-way flight from Montreal to Seattle are American Airlines (C$ 291), Air Canada (C$ 367), and WestJet (C$ 386).

  • What are the cheapest flights from Montreal to Seattle?

    While on average a flight from Montreal to Seattle is generally C$ 1,270, our data shows the cheapest flight currently is C$ 348. When looking at the most popular route, (Montreal Pierre Elliott Trudeau Intl - Seattle/Tacoma Intl), you can expect to pay C$ 422 for that flight.

  • What does YUL to SEA mean?

    YUL stands for Montreal Pierre Elliott Trudeau Intl Airport, while SEA stands for Seattle/Tacoma Intl Airport. These codes are often called IATA codes, a set of identifiers established by IATA (International Air Transport Association) that is widely used by airlines and the aviation industry.

  • Can I find deals for flights from Montreal to Seattle that include extra baggage allowance?

    The amount of baggage you can bring on your Montreal to Seattle flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Montreal to Seattle with specific airlines?

    Yes, Cheapflights allows you to browse and filter Montreal to Seattle flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

  • Can I find deals for flights from Montreal to Seattle that include hotel bookings?

    Yes. In addition to deals on Montreal to Seattle flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Montreal to Seattle?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Montreal to Seattle.

  • Can I find deals for business class flights from Montreal to Seattle?

    Yes. Cheapflights offers flight deals from Montreal to Seattle by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • Can I find deals for flights from Montreal to Seattle that allow pets onboard?

    Many airlines flying from Montreal to Seattle offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Montreal to Seattle?

    Yes, you can often find last-minute deals on Montreal to Seattle flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Montreal to Seattle flight deals updated?

    The Montreal to Seattle flight deals you see on this page were last updated on 21/10.

  • What is the cheapest month to book a flight from Montreal to Seattle?

    Currently, August is the cheapest month in which you can book a flight from Montreal to Seattle (average of C$ 270). Flying from Montreal to Seattle in March is currently the most expensive (average of C$ 420). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Top 4 airlines flying from Montreal to Seattle

Discover the top 4 airlines that operate flights from Montreal to Seattle. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 522,144 searches. Data last updated 21 October 2024.
AirlineCheapestAverageFlexibilityOn-time
WestJetCheapestC$ 391AverageC$ 629FlexibilityNo cancel feeOn-time60%
Search WestJet flights
Air CanadaCheapestC$ 524AverageC$ 703FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
United AirlinesCheapestC$ 568AverageC$ 766FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
DeltaCheapestC$ 579AverageC$ 812FlexibilityNo cancel feeOn-timeN/A
Search Delta flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Montreal to Seattle?

Cheapflights helps you search for flights from Montreal to Seattle via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Why should you use Cheapflights to find cheap flight tickets from Montreal to Seattle?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Montreal to Seattle.

Can Cheapflights find flights from Montreal to Seattle with no change fees?

Need flexible booking options for your flight to Seattle from Montreal? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from Montreal to Seattle become cheaper?

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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