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$144+ Cheap flights from Quebec to Seattle (SEA)

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 6/15. Fares are subject to change and may not be available on all flights or dates of travel.
YUL — SEA
Apr 30 — May 71
Wed 4/30
Wed 5/7
1 adult, Economy
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Cheap flight deals from Quebec to Seattle

Keep the following information in mind while searching for Quebec to Seattle flight deals. Data was last updated April 25, 2025.

Round-trip from

$220
(Flightnetwork)

One-way from

$144
(United Airlines)

Popular in

December

Cheapest in

August

Average price

$589

Good round-trip deal

$281 or less

Good one-way deal

$281 or less
From Quebec to Seattle/Tacoma Intl
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One-way flight from Quebec to Seattle/Tacoma Intl
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Highest demand for flights based on searches. 1% potential increase in price ($8 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($8 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Price to beat on a round-trip flight from Quebec to Seattle/Tacoma Intl.
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Price to beat on a one-way flight from Quebec to Seattle/Tacoma Intl.
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Find flight deals from Quebec to Seattle

Cheapest flights from Quebec to Seattle
Explore the most affordable flight options available from Quebec to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 25, 2025.

This Flightnetwork deal was found by Cheapflights users on 4/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/86:10 amYOW - SEA
1 stop9h 21mWestJet
Sun 6/157:05 amSEA - YOW
1 stop8h 16mWestJet
Deal found 4/24$220
This United Airlines deal was found by Cheapflights users on 4/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/85:20 amYQB - SEA
2 stops16h 10mUnited Airlines
Fri 5/1611:35 pmSEA - YQB
2 stops19h 30mUnited Airlines
Deal found 4/24$265
This Air Canada deal was found by Cheapflights users on 4/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/87:45 pmYQB - SEA
1 stop18h 00mAir Canada
Fri 5/1611:30 amSEA - YQB
2 stops29h 31mAir Canada
Deal found 4/24$288
This Air Canada deal was found by Cheapflights users on 4/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/72:40 pmYOW - SEA
1 stop8h 57mAir Canada
Thu 6/1211:35 amSEA - YOW
1 stop9h 44mAir Canada
Deal found 4/24$305
This American Airlines deal was found by Cheapflights users on 4/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/82:15 pmYQB - SEA
1 stop11h 54mAmerican Airlines
Fri 5/1611:59 pmSEA - YQB
1 stop10h 31mAmerican Airlines
Deal found 4/24$327
This Mytrip deal was found by Cheapflights users on 4/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/85:15 pmYOW - SEA
2 stops28h 18mMultiple Airlines
Sun 6/155:35 amSEA - YOW
3 stops20h 50mMultiple Airlines
Deal found 4/24$351
This oojo deal was found by Cheapflights users on 4/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/97:00 amYUL - SEA
1 stop16h 28mWestJet
Mon 6/167:05 amSEA - YUL
1 stop14h 38mWestJet
Deal found 4/24$354
This Kiwi.com deal was found by Cheapflights users on 4/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/86:45 amYUL - SEA
2 stops31h 48mMultiple Airlines
Fri 6/131:15 pmSEA - YUL
1 stop21h 58mMultiple Airlines
Deal found 4/24$360
This United Airlines deal was found by Cheapflights users on 4/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/75:25 pmYOW - SEA
2 stops17h 36mUnited Airlines
Thu 6/125:26 pmSEA - YOW
2 stops16h 43mUnited Airlines
Deal found 4/24$372
This United deal was found by Cheapflights users on 4/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/265:20 amYQB - SEA
1 stop8h 49mMultiple Airlines
Sat 9/277:20 amSEA - YQB
1 stop7h 10mMultiple Airlines
Deal found 4/24$397
This Air Canada deal was found by Cheapflights users on 4/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/54:45 pmYUL - SEA
Nonstop5h 52mAir Canada
Mon 6/910:00 amSEA - YUL
1 stop7h 50mAir Canada
Deal found 4/24$429
This Delta deal was found by Cheapflights users on 4/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/2112:44 pmYUL - SEA
2 stops13h 33mDelta
Wed 6/259:07 amSEA - YUL
1 stop11h 11mDelta
Deal found 4/24$468

Cheapflights Fare Finder

Customize your flight search to find flights from Quebec 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 2,558,603 searches. Data last updated April 25, 2025.
Use the filters below to find and compare flights from Quebec to Seattle that are best for you.

Fly from

Quebec

Fly to

Seattle

Route

Depart

Return

Price

OttawaSeattle

YOW - SEA

YOWSEA

Ottawa

Sun 6/8

6:10 am-12:31 pm

1 stop9h 21m

Seattle/Tacoma Intl

Sun 6/15

7:05 am-6:21 pm

1 stop8h 16m

$220

Québec CitySeattle

YQB - SEA

YQBSEA

Québec City

Thu 5/8

5:20 am-6:30 pm

2 stops16h 10m

Seattle/Tacoma Intl

Fri 5/16

11:35 pm-10:05 pm

2 stops19h 30m

$265

Québec CitySeattle

YQB - SEA

YQBSEA

Québec City

Thu 5/8

7:45 pm-10:45 am

1 stop18h 00m

Seattle/Tacoma Intl

Fri 5/16

11:30 am-8:01 pm

2 stops29h 31m

$288

OttawaSeattle

YOW - SEA

YOWSEA

Ottawa

Sat 6/7

2:40 pm-8:37 pm

1 stop8h 57m

Seattle/Tacoma Intl

Thu 6/12

11:35 am-12:19 am

1 stop9h 44m

$305

Québec CitySeattle

YQB - SEA

YQBSEA

Québec City

Thu 5/8

2:15 pm-11:09 pm

1 stop11h 54m

Seattle/Tacoma Intl

Fri 5/16

11:59 pm-1:30 pm

1 stop10h 31m

$327

OttawaSeattle

YOW - SEA

YOWSEA

Ottawa

Sun 6/8

5:15 pm-6:33 pm

2 stops28h 18m

Seattle/Tacoma Intl

Sun 6/15

5:35 am-5:25 am

3 stops20h 50m

$351

MontrealSeattle

YUL - SEA

YULSEA

Montreal Pierre Elliott Trudeau Intl

Mon 6/9

7:00 am-8:28 pm

1 stop16h 28m

Seattle/Tacoma Intl

Mon 6/16

7:05 am-12:43 am

1 stop14h 38m

$354

MontrealSeattle

YUL - SEA

YULSEA

Montreal Pierre Elliott Trudeau Intl

Sun 6/8

6:45 am-11:33 am

2 stops31h 48m

Seattle/Tacoma Intl

Fri 6/13

1:15 pm-2:13 pm

1 stop21h 58m

$360

OttawaSeattle

YOW - SEA

YOWSEA

Ottawa

Sat 6/7

5:25 pm-8:01 am

2 stops17h 36m

Seattle/Tacoma Intl

Thu 6/12

5:26 pm-1:09 pm

2 stops16h 43m

$372

Québec CitySeattle

YQB - SEA

YQBSEA

Québec City

Fri 9/26

5:20 am-11:09 am

1 stop8h 49m

Seattle/Tacoma Intl

Sat 9/27

7:20 am-5:30 pm

1 stop7h 10m

$397

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/24

Showing 1-10 of 29 results
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Best time to book a flight from Quebec to Seattle

Have a flexible travel schedule? Discover the best time to fly to Seattle from Quebec 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.

Cheapflights Insights

Everything you need to know about your flight from Quebec to Seattle

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

Currently, January is the cheapest month in which you can book a flight from Quebec to Seattle (average of $238). Flying from Quebec to Seattle in July is currently the most expensive (average of $411). 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 QC to SEA?

Find hourly flight availability from Quebec 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 April 25, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Quebec to Seattle as you normally would.

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 0.7 - 6.6 inches per month. November is typically the wettest month, when rainfall can reach 6.6 in. July is typically the driest time to visit Seattle when rainfall is around 0.7 in.

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 66.2 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 41.0 F).

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 April 25, 2025.
To help decide which airline to fly from Quebec to Seattle, see what other customers have to say about Delta, United Airlines and American Airlines. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,920 reviews

Overall

8.0

Entertainment

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Delta
8.0
Very good
7,920 reviews
Delta
8.0
Very good
7,920 reviews

Overall

8.0

Entertainment

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
United Airlines
7.4
Good
8,685 reviews
Delta
8.0
Very good
7,920 reviews

Overall

8.0

Entertainment

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,920 reviews

Overall

8.0

Entertainment

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
WestJet
7.2
Good
2,818 reviews
Delta
8.0
Very good
7,920 reviews

Overall

8.0

Entertainment

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Air Canada
7.0
Good
9,207 reviews
Delta
8.0
Very good
7,920 reviews

Overall

8.0

Entertainment

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Related info for your journey

Find useful and relevant information for your journey from Quebec 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 Quebec?

    If you book a flight to Seattle from Quebec, you will be flying to Seattle/Tacoma Intl, which is the city’s only airport. Seattle/Tacoma Intl (SEA) is located 11.4 mi from the center of Seattle.

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

    One-way options have recently been found by users for as low as $144 on United Airlines. Other airlines that offer cheap prices include WestJet from $149 and Air Canada from $173 one-way.

  • What are the most popular routes from Quebec to Seattle?

    While some choose either Ottawa - Seattle/Tacoma Intl or Québec City - Seattle/Tacoma Intl, Montreal Pierre Elliott Trudeau Intl - Seattle/Tacoma Intl is the most popular route from Quebec to Seattle.

  • What are the cheapest flights from Quebec to Seattle?

    Looking for the cheapest flight from Quebec to Seattle? While on average our users pay $425, our data indicates the cheapest price to be $192. The most popular route (Montreal Pierre Elliott Trudeau Intl - Seattle/Tacoma Intl), is priced around $330.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Quebec 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.

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

    Currently, January is the cheapest month in which you can book a flight from Quebec to Seattle (average of $238). Flying from Quebec to Seattle in July is currently the most expensive (average of $411). 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

Traveling to a place near Quebec?

Book flights to Quebec if you plan to visit one of these locations
SeaTac
Tukwila
Tacoma
Renton
Lakewood
Ocean Shores
Lacey
Leavenworth
Federal Way
Olympia
Shoreline
Cle Elum
Centralia
Kent
Aberdeen
Lynnwood
Shelton
Silverdale
Redmond
Issaquah

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Quebec to Seattle

See prices for flight routes from nearby airports that may be better suited for you.
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London to Seattle flights
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Kamloops to Portland flights
Fort St. John to Portland flights
Windsor to Portland flights
St John to Portland flights
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Top 3 airlines flying from Quebec to Seattle

Discover the top 3 airlines that operate flights from Quebec 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 2,558,603 searches. Data last updated April 25, 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$230Average$610FlexibilityNo cancel feeOn-time67%
WestJetCheapest$270Average$463FlexibilityNo cancel feeOn-time60%
DeltaCheapest$474Average$655FlexibilityNo cancel feeOn-timeN/A

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