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Cheap flights from Seattle to Québec City from C$ 307

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 28/7. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — YQB
12 Jul — 19 Jul1
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 12 June 2026.

Thu 16/77:00 a.m.
SEA
-
YQB
1 stop8h 40m
WestJet
Wed 22/77:30 p.m.
YQB
-
SEA
1 stop17h 10m
WestJet
Deal found 9/6C$ 682
Thu 9/77:00 a.m.
SEA
-
YQB
1 stop8h 40m
WestJet
Thu 16/77:30 p.m.
YQB
-
SEA
1 stop28h 30m
WestJet
Deal found 10/6C$ 698
Fri 3/77:35 p.m.
SEA
-
YQB
1 stop20h 05m
WestJet
Tue 7/77:30 p.m.
YQB
-
SEA
1 stop17h 10m
WestJet
Deal found 11/6C$ 724
Tue 7/73:28 p.m.
SEA
-
YQB
1 stop18h 46m
American Airlines
Sat 11/75:48 p.m.
YQB
-
SEA
1 stop10h 04m
American Airlines
Deal found 8/6C$ 733
Thu 16/77:00 a.m.
SEA
-
YQB
1 stop8h 40m
Multiple Airlines
Wed 22/711:20 a.m.
YQB
-
SEA
2 stops12h 47m
Multiple Airlines
Deal found 9/6C$ 746
Fri 3/710:35 p.m.
SEA
-
YQB
1 stop13h 55m
American Airlines
Tue 7/74:12 p.m.
YQB
-
SEA
1 stop9h 44m
American Airlines
Deal found 9/6C$ 763
Tue 8/1210:58 p.m.
SEA
-
YQB
1 stop11h 07m
American Airlines
Tue 15/122:00 p.m.
YQB
-
SEA
1 stop10h 50m
American Airlines
Deal found 11/6C$ 812
Fri 3/73:28 p.m.
SEA
-
YQB
1 stop18h 35m
American Airlines
Mon 6/71:55 p.m.
YQB
-
SEA
1 stop22h 32m
American Airlines
Deal found 11/6C$ 819

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 12 June 2026.

Round-trip from

C$ 682

One-way from

C$ 307

Popular in

June

Cheapest in

May

Average price

C$ 1,277
WestJet
  • WestJet
  • 16/7-22/7
  • 2 total stops
  • 25h 50m total
  • Seattle to Québec City
Search Deals
WestJet
  • WestJet
  • 28/7
  • 1 total stop
  • 8h 40m total
  • Seattle to Québec City
Search Deals
Highest demand for flights based on searches. 1% potential increase in price (C$ 23 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease (C$ 61 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 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 12 June 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

Fri 3/7

11:56 p.m.-1:09 p.m.

2 stops10h 13m

Québec City

Tue 7/7

4:12 p.m.-9:27 a.m.

2 stops20h 15m

C$ 784

SeattleQuébec City

SEA - YQB

SEAYQB

Seattle/Tacoma Intl

Fri 3/7

9:35 p.m.-1:09 p.m.

2 stops12h 34m

Québec City

Mon 6/7

1:55 p.m.-9:27 a.m.

1 stop22h 32m

C$ 832

SeattleQuébec City

SEA - YQB

SEAYQB

Seattle/Tacoma Intl

Mon 29/6

11:24 p.m.-3:31 p.m.

2 stops13h 07m

Québec City

Mon 6/7

1:55 p.m.-9:27 a.m.

1 stop22h 32m

C$ 832
Quickest round-trip

SeattleQuébec City

SEA - YQB

SEAYQB

Seattle/Tacoma Intl

Thu 9/7

11:56 p.m.-1:14 p.m.

1 stop10h 18m

Québec City

Tue 14/7

4:12 p.m.-10:56 p.m.

1 stop9h 44m

C$ 925

SeattleQuébec City

SEA - YQB

SEAYQB

Seattle/Tacoma Intl

Tue 11/8

11:16 p.m.-1:15 p.m.

2 stops10h 59m

Québec City

Sat 15/8

3:33 p.m.-9:25 a.m.

1 stop20h 52m

C$ 933

SeattleQuébec City

SEA - YQB

SEAYQB

Seattle/Tacoma Intl

Sun 4/10

11:57 p.m.-1:49 p.m.

2 stops10h 52m

Québec City

Sat 10/10

4:00 p.m.-1:18 a.m.

1 stop12h 18m

C$ 1,064

SeattleQuébec City

SEA - YQB

SEAYQB

Seattle/Tacoma Intl

Wed 21/10

7:00 a.m.-10:41 p.m.

1 stop12h 41m

Québec City

Sat 24/10

2:10 p.m.-9:04 p.m.

1 stop9h 54m

C$ 1,085

SeattleQuébec City

SEA - YQB

SEAYQB

Seattle/Tacoma Intl

Wed 1/7

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

3 stops21h 25m

Québec City

Fri 10/7

1:45 p.m.-6:45 p.m.

2 stops32h 00m

C$ 1,120

SeattleQuébec City

SEA - YQB

SEAYQB

Seattle/Tacoma Intl

Thu 9/7

5:15 p.m.-2:08 p.m.

1 stop17h 53m

Québec City

Sun 12/7

6:00 a.m.-2:16 p.m.

1 stop11h 16m

C$ 1,141
Cheapest one-way
Quickest one-way

SeattleQuébec City

SEA - YQB

SEAYQB

Seattle/Tacoma Intl

Tue 28/7

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

1 stop8h 40m

C$ 307

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/6

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

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?

    American Airlines can get you from Seattle to Québec City in just under 10h 13m. 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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