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$316+ Cheap flights from Québec City (YQB) to Seattle (SEA)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/12. Fares are subject to change and may not be available on all flights or dates of travel.
YQB — SEA
nov. 29 — dic. 61
sáb. 11/29
sáb. 12/6
1 adult, Economy
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Cheap flight deals from Québec City to Seattle

Discover tips and strategies to find the most affordable flight options for your journey from Québec City (YQB) 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 octubre 30, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$316
(United Airlines)

Popular in

February

Cheapest in

January

Average price

$431
Provider with most accurate pricing for Québec City-Seattle/Tacoma Intl flight deals.
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Provider most trusted by Cheapflights users for Québec City-Seattle/Tacoma Intl flights.
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From Québec City to Seattle/Tacoma Intl
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Highest demand for flights based on searches. 5% potential increase in price ($28 potential increase over avg. RT price).
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Cheapest flight prices on average. 9% potential price decrease ($40 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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Find flight deals from Québec City to Seattle

Cheapest flights from Québec City to Seattle
Explore the most affordable flight options available from Québec City to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on octubre 30, 2025.

This United Airlines deal was found by Cheapflights users on 10/28. 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.
mié. 11/122:55 pmYQB - SEA
1 stop10h 33mUnited Airlines
vie. 11/147:13 pmSEA - YQB
2 stops12h 49mUnited Airlines
Deal found 10/28$316
This United Airlines deal was found by Cheapflights users on 10/28. 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.
jue. 11/135:00 amYQB - SEA
2 stops14h 15mUnited Airlines
jue. 11/137:13 pmSEA - YQB
2 stops17h 39mUnited Airlines
Deal found 10/28$375
This United Airlines deal was found by Cheapflights users on 10/30. 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.
vie. 11/145:10 pmYQB - SEA
2 stops20h 25mUnited Airlines
lun. 11/1711:59 pmSEA - YQB
2 stops12h 53mUnited Airlines
Deal found 10/30$380
This United Airlines deal was found by Cheapflights users on 10/28. 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.
jue. 11/132:55 pmYQB - SEA
1 stop10h 33mUnited Airlines
vie. 11/148:10 amSEA - YQB
1 stop11h 18mUnited Airlines
Deal found 10/28$405
This United deal was found by Cheapflights users on 10/30. 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.
vie. 11/146:00 amYQB - SEA
1 stop19h 44mMultiple Airlines
lun. 11/178:10 amSEA - YQB
1 stop7h 28mMultiple Airlines
Deal found 10/30$487
This United Airlines deal was found by Cheapflights users on 10/30. 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.
vie. 12/195:00 amYQB - SEA
2 stops20h 47mUnited Airlines
mar. 12/235:02 amSEA - YQB
2 stops25h 43mUnited Airlines
Deal found 10/30$777
This United Airlines deal was found by Cheapflights users on 10/30. 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.
lun. 12/157:35 pmYQB - SEA
2 stops25h 50mUnited Airlines
lun. 12/2211:59 pmSEA - YQB
2 stops19h 29mUnited Airlines
Deal found 10/30$839

Cheapflights Fare Finder

 
Customize your flight search to find flights from Québec City 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 octubre 30, 2025.
Use the filters below to find and compare flights from Québec City to Seattle that are best for you.

Fly from

Québec City

Fly to

Seattle

Route

Depart

Return

Price

Québec CitySeattle

YQB - SEA

YQBSEA

Québec City

mié. 11/12

11:49 am-11:10 pm

2 stops14h 21m

Seattle/Tacoma Intl

vie. 11/14

12:41 pm-2:13 pm

3 stops22h 32m

$316

Québec CitySeattle

YQB - SEA

YQBSEA

Québec City

jue. 11/13

2:55 pm-10:35 am

2 stops22h 40m

Seattle/Tacoma Intl

vie. 11/14

12:41 pm-2:13 pm

3 stops22h 32m

$316

Québec CitySeattle

YQB - SEA

YQBSEA

Québec City

jue. 11/13

5:00 am-4:15 pm

2 stops14h 15m

Seattle/Tacoma Intl

jue. 11/13

7:13 pm-3:52 pm

2 stops17h 39m

$375

Québec CitySeattle

YQB - SEA

YQBSEA

Québec City

vie. 11/14

5:10 pm-10:35 am

2 stops20h 25m

Seattle/Tacoma Intl

lun. 11/17

12:41 pm-2:13 pm

3 stops22h 32m

$380

Québec CitySeattle

YQB - SEA

YQBSEA

Québec City

dom. 12/14

6:30 am-11:53 am

3 stops32h 23m

$344

Québec CitySeattle

YQB - SEA

YQBSEA

Québec City

sáb. 1/24

1:45 pm-7:52 pm

3 stops57h 07m

$514

Québec CitySeattle

YQB - SEA

YQBSEA

Québec City

vie. 12/26

5:00 am-10:47 pm

2 stops20h 47m

$545

Québec CitySeattle

YQB - SEA

YQBSEA

Québec City

vie. 12/26

5:00 am-10:16 pm

1 stop20h 16m

$646

Québec CitySeattle

YQB - SEA

YQBSEA

Québec City

vie. 12/26

3:20 pm-7:20 am

3 stops19h 00m

$766

Québec CitySeattle

YQB - SEA

YQBSEA

Québec City

sáb. 1/24

10:55 am-10:16 pm

1 stop14h 21m

$773

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/30

Compare providers for flights from Québec City to Seattle

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Québec City to Seattle in October.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Québec City-Seattle flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Québec City-Seattle flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Québec City-Seattle flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Québec City-Seattle flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Québec City-Seattle flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Québec City to Seattle

Have a flexible travel schedule? Discover the best time to fly to Seattle from Québec City 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 Québec City to Seattle

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

Currently, June is the cheapest month in which you can book a flight from Québec City to Seattle (average of $154). Flying from Québec City to Seattle in December is currently the most expensive (average of $500). 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.

Related info for your journey

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

  • How long is the flight from Québec City to Seattle?

    Departing from Québec City to Seattle will take you 14h 21m. The distance from Québec City to Seattle is about 2349 mi.

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

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

  • How can I find direct flights from Québec City to Seattle?

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

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

    Yes. Cheapflights offers flight deals from Québec City 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 Québec City to Seattle?

    Currently, June is the cheapest month in which you can book a flight from Québec City to Seattle (average of $154). Flying from Québec City to Seattle in December is currently the most expensive (average of $500). 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 Seattle?

Book flights to Seattle if you plan to visit one of these locations
SeaTac
Tukwila
Tacoma
Lakewood
Olympia
Ocean Shores
Lynnwood
Edmonds
Leavenworth
Renton
Kirkland
Lacey
Kent
Federal Way
Cle Elum
Marysville
Puyallup
Chehalis
Fife
Issaquah

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