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Cheap flights from Seattle to Québec City from C$ 282

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 12/6. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — YQB
28 May — 4 Jun1
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 28 April 2026.

Wed 19/87:00 a.m.
SEA
-
YQB
1 stop8h 40m
WestJet
Wed 26/87:30 p.m.
YQB
-
SEA
1 stop26h 15m
WestJet
Deal found 25/4C$ 496
Mon 13/77:00 a.m.
SEA
-
YQB
1 stop8h 40m
WestJet
Wed 22/77:30 p.m.
YQB
-
SEA
1 stop28h 30m
WestJet
Deal found 25/4C$ 498
Wed 22/77:00 a.m.
SEA
-
YQB
1 stop8h 40m
WestJet
Mon 27/77:30 p.m.
YQB
-
SEA
1 stop17h 10m
WestJet
Deal found 27/4C$ 525
Tue 14/77:00 a.m.
SEA
-
YQB
1 stop8h 40m
WestJet
Tue 21/77:30 p.m.
YQB
-
SEA
1 stop17h 10m
WestJet
Deal found 25/4C$ 526
Tue 14/77:00 a.m.
SEA
-
YQB
1 stop8h 40m
WestJet
Wed 22/77:30 p.m.
YQB
-
SEA
1 stop26h 15m
WestJet
Deal found 25/4C$ 533
Sun 23/810:30 a.m.
SEA
-
YQB
1 stop29h 10m
WestJet
Sat 29/87:30 p.m.
YQB
-
SEA
1 stop26h 15m
WestJet
Deal found 28/4C$ 543
Sat 15/87:00 a.m.
SEA
-
YQB
1 stop8h 40m
WestJet
Sat 22/87:30 p.m.
YQB
-
SEA
1 stop17h 10m
WestJet
Deal found 27/4C$ 544
Tue 18/87:00 a.m.
SEA
-
YQB
1 stop8h 40m
WestJet
Thu 27/87:30 p.m.
YQB
-
SEA
1 stop17h 10m
WestJet
Deal found 25/4C$ 571
Sun 12/710:30 a.m.
SEA
-
YQB
1 stop29h 10m
WestJet
Thu 23/77:30 p.m.
YQB
-
SEA
1 stop26h 15m
WestJet
Deal found 25/4C$ 575
Tue 18/87:00 a.m.
SEA
-
YQB
1 stop8h 40m
WestJet
Mon 24/87:30 p.m.
YQB
-
SEA
1 stop28h 30m
WestJet
Deal found 25/4C$ 592
Fri 19/67:35 p.m.
SEA
-
YQB
1 stop20h 05m
WestJet
Sat 27/67:30 p.m.
YQB
-
SEA
1 stop17h 10m
WestJet
Deal found 25/4C$ 597

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 28 April 2026.

Round-trip from

C$ 496

One-way from

C$ 293

Popular in

February

Cheapest in

March
WestJet
  • WestJet
  • 19/8-26/8
  • 2 total stops
  • 34h 55m total
  • Seattle to Québec City
Search Deals
Delta
  • Delta
  • 29/6
  • 1 total stop
  • 8h 40m total
  • Seattle to Québec City
Search Deals
Highest demand for flights based on searches. 5% potential increase in price (C$ 57 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (C$ 39 potential savings vs. average RT price).
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 28 April 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 26/5

12:46 p.m.-1:09 p.m.

1 stop21h 23m

Québec City

Tue 2/6

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

1 stop9h 47m

C$ 710

SeattleQuébec City

SEA - YQB

SEAYQB

Seattle/Tacoma Intl

Fri 5/6

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

1 stop29h 10m

Québec City

Tue 9/6

7:30 p.m.-6:45 p.m.

1 stop26h 15m

C$ 787

SeattleQuébec City

SEA - YQB

SEAYQB

Seattle/Tacoma Intl

Thu 9/7

3:06 p.m.-1:12 p.m.

1 stop19h 06m

Québec City

Sun 12/7

4:12 p.m.-9:29 a.m.

2 stops20h 17m

C$ 871

SeattleQuébec City

SEA - YQB

SEAYQB

Seattle/Tacoma Intl

Sun 4/10

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

1 stop20h 05m

Québec City

Sat 10/10

7:30 p.m.-6:45 p.m.

1 stop26h 15m

C$ 917

SeattleQuébec City

SEA - YQB

SEAYQB

Seattle/Tacoma Intl

Thu 9/7

7:00 a.m.-10:00 a.m.

3 stops24h 00m

Québec City

Sun 12/7

6:30 a.m.-9:40 a.m.

3 stops30h 10m

C$ 920

SeattleQuébec City

SEA - YQB

SEAYQB

Seattle/Tacoma Intl

Tue 30/6

10:35 p.m.-3:31 p.m.

1 stop13h 56m

Québec City

Sun 5/7

1:55 p.m.-12:57 a.m.

2 stops14h 02m

C$ 943

SeattleQuébec City

SEA - YQB

SEAYQB

Seattle/Tacoma Intl

Tue 26/5

7:35 p.m.-8:00 p.m.

3 stops21h 25m

Québec City

Tue 2/6

10:55 a.m.-9:40 a.m.

3 stops25h 45m

C$ 962

SeattleQuébec City

SEA - YQB

SEAYQB

Seattle/Tacoma Intl

Tue 30/6

7:00 a.m.-10:10 p.m.

2 stops12h 10m

Québec City

Sun 5/7

5:35 p.m.-6:45 p.m.

3 stops28h 10m

C$ 968
Quickest round-trip

SeattleQuébec City

SEA - YQB

SEAYQB

Seattle/Tacoma Intl

Tue 18/8

9:57 p.m.-1:12 p.m.

1 stop12h 15m

Québec City

Wed 26/8

4:10 p.m.-11:50 p.m.

1 stop10h 40m

C$ 975
Cheapest one-way

SeattleQuébec City

SEA - YQB

SEAYQB

Seattle/Tacoma Intl

Tue 30/6

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

1 stop8h 40m

C$ 293

Flights are sorted by cheapest round-trip flights first.

Deals found on 24/4

Showing 1-10 of 19 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

How much does it cost to fly round-trip from Seattle to Québec City?

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 can get you from Seattle to Québec City in just under 8h 40m. Your travel time can differ by up to . Seattle and Québec City are separated by a distance of 3780 km.

  • 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.

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?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Seattle to Québec City for you. Better yet — we are completely free to use.

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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