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Cheap flights from Washington to Quebec from C$ 145

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 29/4. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — YUL
1 Mar — 8 Mar1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Washington to Quebec

Enter your travel dates to find the best prices.

Cheapest flights from Washington to Quebec
Explore the most affordable flight options available from Washington to Quebec. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 30 January 2026.

Sun 17/57:35 p.m.
SEA
-
YUL
1 stop8h 25m
WestJet
Wed 20/55:30 p.m.
YUL
-
SEA
1 stop19h 10m
WestJet
Deal found 27/1C$ 384
Thu 30/47:35 p.m.
SEA
-
YUL
1 stop8h 25m
WestJet
Sun 3/58:00 p.m.
YUL
-
SEA
1 stop16h 40m
WestJet
Deal found 27/1C$ 387
Thu 7/57:35 p.m.
SEA
-
YUL
1 stop8h 25m
WestJet
Tue 12/58:00 p.m.
YUL
-
SEA
1 stop16h 40m
WestJet
Deal found 27/1C$ 388
Sat 2/57:35 p.m.
SEA
-
YUL
1 stop8h 25m
WestJet
Wed 6/57:15 a.m.
YUL
-
SEA
1 stop14h 30m
WestJet
Deal found 27/1C$ 389
Mon 27/47:35 p.m.
SEA
-
YUL
1 stop8h 25m
WestJet
Thu 30/48:00 p.m.
YUL
-
SEA
1 stop16h 40m
WestJet
Deal found 29/1C$ 391
Fri 1/57:35 p.m.
SEA
-
YUL
1 stop8h 25m
WestJet
Mon 4/57:15 a.m.
YUL
-
SEA
1 stop14h 30m
WestJet
Deal found 27/1C$ 393
Thu 30/47:35 p.m.
SEA
-
YUL
1 stop8h 25m
WestJet
Mon 4/57:15 a.m.
YUL
-
SEA
1 stop14h 30m
WestJet
Deal found 27/1C$ 399
Fri 22/57:35 p.m.
SEA
-
YUL
1 stop8h 25m
WestJet
Wed 27/58:00 p.m.
YUL
-
SEA
1 stop16h 40m
WestJet
Deal found 27/1C$ 411
Thu 16/43:10 p.m.
SEA
-
YOW
2 stops24h 13m
WestJet
Sun 19/45:40 a.m.
YOW
-
SEA
2 stops11h 39m
WestJet
Deal found 28/1C$ 414
Fri 29/57:35 p.m.
SEA
-
YUL
1 stop8h 25m
WestJet
Mon 1/68:00 p.m.
YUL
-
SEA
1 stop16h 40m
WestJet
Deal found 27/1C$ 418
Wed 25/23:10 p.m.
SEA
-
YOW
1 stop22h 43m
WestJet
Wed 4/35:40 a.m.
YOW
-
SEA
2 stops11h 39m
WestJet
Deal found 28/1C$ 423
Mon 9/33:10 p.m.
SEA
-
YOW
1 stop22h 43m
WestJet
Mon 16/35:45 p.m.
YOW
-
SEA
1 stop23h 34m
WestJet
Deal found 28/1C$ 425

Find flight deals from Washington to Quebec

Keep the following information in mind while searching for Washington to Quebec flight deals. Data was last updated 30 January 2026.

Round-trip from

C$ 384

One-way from

C$ 145

Popular in

December

Cheapest in

September

Average price

C$ 851
WestJet
  • WestJet
  • 17/5-20/5
  • 2 total stops
  • 27h 35m total
  • Washington to Quebec
Search Deals
WestJet
  • WestJet
  • 29/4
  • 1 total stop
  • 8h 25m total
  • Washington to Quebec
Search Deals
Highest demand for flights based on searches. 8% potential increase in price (C$ 104 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (C$ 27 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Washington to Quebec 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 30 January 2026.
Use the filters below to find and compare flights from Washington to Quebec that are best for you.

Fly from

Washington

Fly to

Quebec

Route

Depart

Return

Price

SeattleMontreal

SEA - YUL

SEAYUL

Seattle/Tacoma Intl

Sat 2/5

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

1 stop8h 25m

Montreal Pierre Elliott Trudeau Intl

Wed 6/5

7:15 a.m.-6:45 p.m.

1 stop14h 30m

C$ 389

SeattleOttawa

SEA - YOW

SEAYOW

Seattle/Tacoma Intl

Thu 16/4

3:10 p.m.-6:23 p.m.

2 stops24h 13m

Ottawa

Sun 19/4

5:40 a.m.-2:19 p.m.

2 stops11h 39m

C$ 414

SeattleOttawa

SEA - YOW

SEAYOW

Seattle/Tacoma Intl

Wed 25/2

3:10 p.m.-4:53 p.m.

1 stop22h 43m

Ottawa

Wed 4/3

5:40 a.m.-2:19 p.m.

2 stops11h 39m

C$ 423

SeattleOttawa

SEA - YOW

SEAYOW

Seattle/Tacoma Intl

Mon 9/3

3:10 p.m.-4:53 p.m.

1 stop22h 43m

Ottawa

Mon 16/3

5:45 p.m.-2:19 p.m.

1 stop23h 34m

C$ 425

SeattleMontreal

SEA - YUL

SEAYUL

Seattle/Tacoma Intl

Mon 23/3

3:10 p.m.-7:05 a.m.

1 stop12h 55m

Montreal Pierre Elliott Trudeau Intl

Wed 25/3

6:45 a.m.-2:19 p.m.

2 stops34h 34m

C$ 462

SeattleMontreal

SEA - YUL

SEAYUL

Seattle/Tacoma Intl

Mon 27/4

7:35 p.m.-6:25 p.m.

2 stops19h 50m

Montreal Pierre Elliott Trudeau Intl

Thu 30/4

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

2 stops15h 00m

C$ 464

SeattleMontreal

SEA - YUL

SEAYUL

Seattle/Tacoma Intl

Sun 3/5

10:30 a.m.-6:25 p.m.

2 stops28h 55m

Montreal Pierre Elliott Trudeau Intl

Thu 7/5

7:25 p.m.-6:45 p.m.

2 stops26h 20m

C$ 472

SeattleMontreal

SEA - YUL

SEAYUL

Seattle/Tacoma Intl

Tue 31/3

8:09 a.m.-12:38 a.m.

1 stop13h 29m

Montreal Pierre Elliott Trudeau Intl

Sun 5/4

7:00 a.m.-2:19 p.m.

1 stop10h 19m

C$ 479

SeattleMontreal

SEA - YUL

SEAYUL

Seattle/Tacoma Intl

Thu 30/4

7:35 p.m.-6:25 p.m.

2 stops19h 50m

Montreal Pierre Elliott Trudeau Intl

Sun 3/5

12:15 p.m.-9:40 a.m.

2 stops24h 25m

C$ 521

SeattleOttawa

SEA - YOW

SEAYOW

Seattle/Tacoma Intl

Sat 28/2

8:00 p.m.-6:43 a.m.

1 stop7h 43m

Ottawa

Tue 31/3

6:00 p.m.-11:03 p.m.

1 stop8h 03m

C$ 522

Flights are sorted by cheapest round-trip flights first.

Deals found on 27/1

Showing 1-10 of 60 results
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Best time to book a flight from Washington to Quebec

Have a flexible travel schedule? Discover the best time to fly to Quebec from Washington 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 Washington to Quebec

What is the cheapest month to book a flight from State of Washington to Quebec?

Currently, April is the cheapest month in which you can book a flight from State of Washington to Quebec (average of C$ 203). Flying from State of Washington to Quebec in December is currently the most expensive (average of C$ 492). 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 Quebec

Get insights into the airlines that provide service to Quebec. 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 Quebec. Reviews last updated 30 January 2026.
Check out reviews from past customers who have flown with Air Canada from Washington to Quebec to help guide your decision. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Air Canada
7.1
Good
10,667 reviews
Check prices

Overall

7.1

Entertainment

6.8

Boarding

7.3

Food

6.3

Comfort

7.1

Crew

7.8

Reviews

1 / 20
2.0
Mediocre

Shawna,Sep 2025

DCA - YYZ

Business class cabin was *freezing*. Landing was so hard it injured my back - no apology or explanation given
Air Canada
7.1
Good
10,667 reviews
Air Canada
7.1
Good
10,667 reviews
Check prices

Overall

7.1

Entertainment

6.8

Boarding

7.3

Food

6.3

Comfort

7.1

Crew

7.8

Reviews

1 / 20
2.0
Mediocre

Shawna,Sep 2025

DCA - YYZ

Business class cabin was *freezing*. Landing was so hard it injured my back - no apology or explanation given

Related info for your journey

Find useful and relevant information for your journey from Washington to Quebec. 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 State of Washington to Quebec?

    Airlines like WestJet, Air Canada, and United Airlines fly from State of Washington to Quebec in about 8h 25m. The time it takes to get you to your destination can typically vary by up to 4h 33m. The distance between State of Washington and Quebec is about 3663 km. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • What are the cheapest airlines to fly from State of Washington to Quebec one-way?

    The cheapest airlines for a one-way flight from State of Washington to Quebec are WestJet (C$ 160), Air Canada (C$ 232), and United Airlines (C$ 323).

  • Can I find deals for flights from Washington to Quebec that include hotel bookings?

    Yes. In addition to deals on Washington to Quebec flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Washington to Quebec?

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

  • Can I find deals for business class flights from Washington to Quebec?

    Yes. Cheapflights offers flight deals from Washington to Quebec 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 State of Washington to Quebec?

    Currently, April is the cheapest month in which you can book a flight from State of Washington to Quebec (average of C$ 203). Flying from State of Washington to Quebec in December is currently the most expensive (average of C$ 492). 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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Alternative routes for Washington to Quebec

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Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Washington to Quebec?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Washington to Quebec. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from Washington to Quebec?

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

Can Cheapflights find flights from Washington to Quebec with no change fees?

Need flexible booking options for your flight to Quebec from Washington? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from Washington to Quebec become cheaper?

Yes, Cheapflights offers price alerts on Washington to Quebec flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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