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Cheap flights from Seattle to Québec City from C$ 198

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 23/9. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — YQB
3 Aug — 10 Aug1
1 adult

Cheap 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 29 July 2025.

Round-trip from

C$ 475

One-way from

C$ 198

Popular in

December

Cheapest in

November

Average price

C$ 779
Air Canada
  • Air Canada
  • 14/8-21/8
  • 3 total stops
  • 20h 42m total
  • Seattle to Québec City
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Air Canada
  • Air Canada
  • 23/9
  • 1 total stop
  • 7h 15m total
  • Seattle to Québec City
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High demand for flights, 10% potential price rise
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Cheapest flight prices on average. 4% potential price decrease (C$ 38 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Find flight deals from Seattle to Québec City

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 29 July 2025.

Thu 14/87:20 a.m.SEA - YQB
1 stop9h 16mAir Canada
Thu 21/85:50 a.m.YQB - SEA
2 stops11h 26mAir Canada
Deal found 27/7C$ 475
Sat 11/1010:49 p.m.SEA - YQB
1 stop13h 45mAmerican Airlines
Wed 15/104:14 p.m.YQB - SEA
1 stop24h 32mAmerican Airlines
Deal found 27/7C$ 487
Sat 13/911:10 p.m.SEA - YQB
1 stop9h 52mUnited Airlines
Wed 17/96:00 a.m.YQB - SEA
2 stops15h 49mUnited Airlines
Deal found 27/7C$ 501
Fri 22/81:50 p.m.SEA - YQB
1 stop24h 37mWestJet
Wed 27/86:30 p.m.YQB - SEA
1 stop27h 08mWestJet
Deal found 28/7C$ 528
Sun 5/1010:54 p.m.SEA - YQB
2 stops20h 16mMultiple Airlines
Thu 9/105:20 a.m.YQB - SEA
1 stop8h 39mMultiple Airlines
Deal found 27/7C$ 602

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 29 July 2025.
Use the filters below to find and compare flights from Seattle to Québec City that are best for you.

Fly from

Seattle

Fly to

Québec City

Route

Depart

Return

Price

SeattleQuébec City

SEA - YQB

SEAYQB

Seattle/Tacoma Intl

Thu 14/8

7:20 a.m.-7:36 p.m.

1 stop9h 16m

Québec City

Thu 21/8

5:50 a.m.-2:16 p.m.

2 stops11h 26m

C$ 475

SeattleQuébec City

SEA - YQB

SEAYQB

Seattle/Tacoma Intl

Sat 11/10

10:49 p.m.-3:34 p.m.

1 stop13h 45m

Québec City

Wed 15/10

4:14 p.m.-1:46 p.m.

1 stop24h 32m

C$ 487

SeattleQuébec City

SEA - YQB

SEAYQB

Seattle/Tacoma Intl

Sat 13/9

11:10 p.m.-12:02 p.m.

1 stop9h 52m

Québec City

Wed 17/9

6:00 a.m.-6:49 p.m.

2 stops15h 49m

C$ 501

SeattleQuébec City

SEA - YQB

SEAYQB

Seattle/Tacoma Intl

Fri 22/8

1:50 p.m.-5:27 p.m.

1 stop24h 37m

Québec City

Wed 27/8

6:30 p.m.-6:38 p.m.

1 stop27h 08m

C$ 528

SeattleQuébec City

SEA - YQB

SEAYQB

Seattle/Tacoma Intl

Sun 5/10

10:54 p.m.-10:10 p.m.

2 stops20h 16m

Québec City

Thu 9/10

5:20 a.m.-10:59 a.m.

1 stop8h 39m

C$ 602

SeattleQuébec City

SEA - YQB

SEAYQB

Seattle/Tacoma Intl

Tue 23/9

7:15 a.m.-5:30 p.m.

1 stop7h 15m

C$ 198

SeattleQuébec City

SEA - YQB

SEAYQB

Seattle/Tacoma Intl

Fri 12/9

3:19 p.m.-10:00 a.m.

2 stops15h 41m

C$ 200

SeattleQuébec City

SEA - YQB

SEAYQB

Seattle/Tacoma Intl

Fri 12/9

11:05 p.m.-12:29 p.m.

1 stop10h 24m

C$ 207

SeattleQuébec City

SEA - YQB

SEAYQB

Seattle/Tacoma Intl

Fri 24/10

1:50 p.m.-3:55 p.m.

3 stops23h 05m

C$ 406

Flights are sorted by cheapest round-trip flights first.

Deals found on 27/7

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 far ahead should I book a flight from Seattle to Québec City?

Use this chart to determine the optimal time to book a round-trip flight from Seattle to Québec City. Price data was last updated on 25 July 2025.

To ensure you get the cheapest price possible for a flight from Seattle to Québec City, you should look to book at least 9 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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

Currently, May is the cheapest month in which you can book a flight from Seattle to Québec City (average of C$ 258). Flying from Seattle to Québec City in December is currently the most expensive (average of C$ 432). 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.

Reviews of airlines servicing Québec City

Get insights into the airlines that provide service to Québec City. 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 Québec City. Reviews last updated 29 July 2025.
Read reviews from past customers who have flown United Airlines,American Airlines, andWestJet from Seattle to Québec City. 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.
United Airlines
7.4
Good
8,896 reviews
Check prices

Comfort

7.3

Entertainment

7.1

Crew

8.1

Boarding

7.7

Food

6.6

Overall

7.4

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
United Airlines
7.4
Good
8,896 reviews
United Airlines
7.4
Good
8,896 reviews
Check prices

Comfort

7.3

Entertainment

7.1

Crew

8.1

Boarding

7.7

Food

6.6

Overall

7.4

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
American Airlines
7.2
Good
10,000 reviews
United Airlines
7.4
Good
8,896 reviews
Check prices

Comfort

7.3

Entertainment

7.1

Crew

8.1

Boarding

7.7

Food

6.6

Overall

7.4

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
WestJet
7.2
Good
2,972 reviews
United Airlines
7.4
Good
8,896 reviews
Check prices

Comfort

7.3

Entertainment

7.1

Crew

8.1

Boarding

7.7

Food

6.6

Overall

7.4

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
Air Canada
7.1
Good
9,826 reviews
United Airlines
7.4
Good
8,896 reviews
Check prices

Comfort

7.3

Entertainment

7.1

Crew

8.1

Boarding

7.7

Food

6.6

Overall

7.4

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

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.

  • What are the cheapest airlines flying from Seattle to Québec City round-trip?

    Cheapflights users have booked flights from Seattle to Québec City round-trip from C$ 475. Other airlines that can offer you cheap pricing are American Airlines, from C$ 487, and United Airlines, from C$ 501. Air Canada is priced at 26% lower than the current average price of a flight leaving 3 months from now.

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

    For one-way options, check prices for Air Canada. According to our data, you can fly for as low as C$ 198. Users have also found prices from C$ 200 and C$ 207 on United Airlines and American Airlines, respectively.

  • 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, May is the cheapest month in which you can book a flight from Seattle to Québec City (average of C$ 258). Flying from Seattle to Québec City in December is currently the most expensive (average of C$ 432). 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

Travelling to a place near Québec City?

Book flights to Québec City if you plan to visit one of these locations
Victoriaville

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