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Cheap flights from Seattle to Québec City from C$ 268

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 1/6. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — YQB
13 Apr — 20 Apr1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Seattle to Québec City

Enter your travel dates to find the best prices.

Cheapest flights from Seattle to Québec City
Explore the most affordable flight options available from Seattle to Québec City. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 14 March 2026.

Tue 4/87:00 a.m.
SEA
-
YQB
1 stop8h 40m
WestJet
Tue 11/87:30 p.m.
YQB
-
SEA
1 stop28h 30m
WestJet
Deal found 13/3C$ 670
Sat 23/56:00 a.m.
SEA
-
YQB
1 stop8h 15m
American Airlines
Sat 30/55:55 p.m.
YQB
-
SEA
1 stop18h 32m
American Airlines
Deal found 9/3C$ 672
Mon 4/57:35 p.m.
SEA
-
YQB
1 stop20h 05m
Multiple Airlines
Tue 12/51:55 p.m.
YQB
-
SEA
2 stops11h 45m
Multiple Airlines
Deal found 12/3C$ 683
Tue 28/77:00 a.m.
SEA
-
YQB
1 stop8h 40m
WestJet
Sat 1/87:30 p.m.
YQB
-
SEA
1 stop17h 10m
WestJet
Deal found 13/3C$ 698
Sun 13/97:35 p.m.
SEA
-
YQB
1 stop20h 05m
WestJet
Sat 19/97:30 p.m.
YQB
-
SEA
1 stop26h 15m
WestJet
Deal found 11/3C$ 713
Tue 26/511:08 p.m.
SEA
-
YQB
2 stops17h 52m
Multiple Airlines
Sat 30/57:30 p.m.
YQB
-
SEA
1 stop17h 10m
Multiple Airlines
Deal found 14/3C$ 821
Wed 20/57:35 p.m.
SEA
-
YQB
1 stop20h 05m
Multiple Airlines
Mon 1/610:55 a.m.
YQB
-
SEA
2 stops25h 45m
Multiple Airlines
Deal found 10/3C$ 847

Find flight deals from Seattle to Québec City

Discover tips and strategies to find the most affordable flight options for your journey from Seattle (SEA) to Québec City (YQB). 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 14 March 2026.

Round-trip from

C$ 670

One-way from

C$ 268

Popular in

February

Cheapest in

May

Average price

C$ 527
WestJet
  • WestJet
  • 4/8-11/8
  • 2 total stops
  • 37h 10m total
  • Seattle to Québec City
Search Deals
WestJet
  • WestJet
  • 1/6
  • 1 total stop
  • 29h 10m total
  • Seattle to Québec City
Search Deals
Highest demand for flights based on searches. 13% potential increase in price (C$ 149 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (C$ 44 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Seattle to Québec City 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 629,999 searches. Data last updated 14 March 2026.
Use the filters below to find and compare flights from Seattle to Québec City that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

SeattleQuébec City

SEA - YQB

SEAYQB

Seattle/Tacoma Intl

Tue 28/7

7:00 a.m.-6:40 p.m.

1 stop8h 40m

Québec City

Sat 1/8

7:30 p.m.-9:40 a.m.

1 stop17h 10m

C$ 702

SeattleQuébec City

SEA - YQB

SEAYQB

Seattle/Tacoma Intl

Mon 8/6

7:35 p.m.-6:40 p.m.

1 stop20h 05m

Québec City

Fri 12/6

3:35 p.m.-9:40 a.m.

2 stops21h 05m

C$ 852

SeattleQuébec City

SEA - YQB

SEAYQB

Seattle/Tacoma Intl

Mon 11/5

10:30 a.m.-6:40 p.m.

1 stop29h 10m

Québec City

Fri 15/5

10:55 a.m.-6:45 p.m.

2 stops34h 50m

C$ 863

SeattleQuébec City

SEA - YQB

SEAYQB

Seattle/Tacoma Intl

Mon 27/4

7:35 p.m.-6:40 p.m.

1 stop20h 05m

Québec City

Mon 4/5

3:10 p.m.-10:36 a.m.

2 stops22h 26m

C$ 884

SeattleQuébec City

SEA - YQB

SEAYQB

Seattle/Tacoma Intl

Sat 13/6

3:06 p.m.-1:17 p.m.

1 stop19h 11m

Québec City

Wed 17/6

4:11 p.m.-10:58 p.m.

1 stop9h 47m

C$ 898

SeattleQuébec City

SEA - YQB

SEAYQB

Seattle/Tacoma Intl

Sat 15/8

7:00 a.m.-6:40 p.m.

1 stop8h 40m

Québec City

Thu 20/8

7:30 p.m.-9:00 p.m.

1 stop28h 30m

C$ 969

SeattleQuébec City

SEA - YQB

SEAYQB

Seattle/Tacoma Intl

Sun 17/5

5:40 a.m.-4:41 p.m.

1 stop8h 01m

Québec City

Wed 20/5

1:55 p.m.-9:08 p.m.

2 stops10h 13m

C$ 973

SeattleQuébec City

SEA - YQB

SEAYQB

Seattle/Tacoma Intl

Mon 27/4

8:00 a.m.-6:35 p.m.

1 stop7h 35m

Québec City

Mon 4/5

10:20 a.m.-9:08 p.m.

1 stop13h 48m

C$ 988
Quickest round-trip

SeattleQuébec City

SEA - YQB

SEAYQB

Seattle/Tacoma Intl

Fri 28/8

5:40 a.m.-4:45 p.m.

1 stop8h 05m

Québec City

Sun 20/9

5:45 p.m.-10:42 p.m.

1 stop7h 57m

C$ 1,014

SeattleQuébec City

SEA - YQB

SEAYQB

Seattle/Tacoma Intl

Wed 29/7

5:40 a.m.-4:45 p.m.

1 stop8h 05m

Québec City

Sat 1/8

1:40 p.m.-10:28 p.m.

2 stops11h 48m

C$ 1,021

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/3

Showing 1-10 of 21 resultsSorted by cheapest first
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Best time to book a flight from Seattle to Québec City

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

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

Currently, September is the cheapest month in which you can book a flight from Seattle to Québec City (average of C$ 205). Flying from Seattle to Québec City in February is currently the most expensive (average of C$ 869). 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 Seattle to Québec City. 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 Seattle to Québec City?

    WestJet and American Airlines can get you from Seattle to Québec City in just under 8h 40m. Your travel time can differ by up to 10h 31m. Seattle and Québec City are separated by a distance of 3780 km. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

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

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

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

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

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

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

    Currently, September is the cheapest month in which you can book a flight from Seattle to Québec City (average of C$ 205). Flying from Seattle to Québec City in February is currently the most expensive (average of C$ 869). 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

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Deals for Seattle to Québec City flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

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

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

Users can book flights with no change fees policies with our dedicated filters. Book flights from Seattle to Québec City flexibly with Cheapflights today.

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Of course! You can now track prices for flights from Seattle to Québec City and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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