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Cheap flights from Washington, D.C. Dulles Intl Airport to Quebec from C$ 208

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 25/9. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — YUL
20 Jul — 27 Jul1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Dulles Intl to Quebec

Enter your travel dates to find the best prices.

Cheapest flights from Dulles Intl to Quebec
Explore the most affordable flight options available from Dulles Intl to Quebec. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 20 June 2026.

Thu 17/93:50 p.m.
IAD
-
YUL
1 stop4h 20m
Porter Airlines
Fri 18/910:35 a.m.
YUL
-
IAD
1 stop4h 35m
Porter Airlines
Deal found 16/6C$ 440
Sun 12/73:55 p.m.
IAD
-
YUL
1 stop4h 15m
Porter Airlines
Fri 17/76:30 a.m.
YUL
-
IAD
1 stop3h 55m
Porter Airlines
Deal found 15/6C$ 442
Mon 6/73:55 p.m.
IAD
-
YUL
1 stop4h 15m
Porter Airlines
Fri 17/76:30 a.m.
YUL
-
IAD
1 stop3h 55m
Porter Airlines
Deal found 15/6C$ 443
Thu 3/93:50 p.m.
IAD
-
YUL
1 stop4h 20m
Porter Airlines
Mon 7/96:30 a.m.
YUL
-
IAD
1 stop4h 15m
Porter Airlines
Deal found 16/6C$ 444
Mon 21/93:50 p.m.
IAD
-
YOW
1 stop4h 14m
Porter Airlines
Fri 25/910:40 a.m.
YOW
-
IAD
1 stop4h 30m
Porter Airlines
Deal found 19/6C$ 446
Fri 4/93:50 p.m.
IAD
-
YUL
1 stop4h 20m
Porter Airlines
Tue 8/910:35 a.m.
YUL
-
IAD
1 stop4h 35m
Porter Airlines
Deal found 16/6C$ 446
Sun 19/73:55 p.m.
IAD
-
YUL
1 stop4h 15m
Porter Airlines
Thu 23/76:30 a.m.
YUL
-
IAD
1 stop3h 55m
Porter Airlines
Deal found 16/6C$ 447
Thu 23/73:55 p.m.
IAD
-
YUL
1 stop6h 15m
Porter Airlines
Thu 30/76:30 a.m.
YUL
-
IAD
1 stop3h 55m
Porter Airlines
Deal found 15/6C$ 452
Thu 17/93:50 p.m.
IAD
-
YOW
1 stop4h 14m
Porter Airlines
Mon 21/910:40 a.m.
YOW
-
IAD
1 stop4h 30m
Porter Airlines
Deal found 18/6C$ 453
Mon 6/73:55 p.m.
IAD
-
YUL
1 stop4h 15m
Porter Airlines
Wed 15/710:35 a.m.
YUL
-
IAD
1 stop4h 36m
Porter Airlines
Deal found 15/6C$ 453
Thu 3/93:50 p.m.
IAD
-
YUL
1 stop4h 20m
Porter Airlines
Tue 8/96:30 a.m.
YUL
-
IAD
1 stop4h 15m
Porter Airlines
Deal found 16/6C$ 454
Sun 26/73:55 p.m.
IAD
-
YUL
1 stop4h 15m
Porter Airlines
Fri 31/710:35 a.m.
YUL
-
IAD
1 stop4h 36m
Porter Airlines
Deal found 16/6C$ 457

Find flight deals from Dulles Intl to Quebec

Keep the following information in mind while searching for Dulles Intl to Quebec flight deals. Data was last updated 20 June 2026.

Round-trip from

C$ 440

One-way from

C$ 208

Popular in

June

Cheapest in

January

Average price

C$ 679

Good round-trip deal

C$ 645 or less

Good one-way deal

C$ 529 or less
Porter Airlines
  • Porter Airlines
  • 17/9-18/9
  • 2 total stops
  • 8h 55m total
  • Washington, D.C. to Quebec
Search Deals
Porter Airlines
  • Porter Airlines
  • 25/9
  • 1 total stop
  • 4h 14m total
  • Washington, D.C. to Quebec
Search Deals
Highest demand for flights based on searches. 8% potential increase in price (C$ 80 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (C$ 13 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 2026
Search Deals
Price to beat on a round-trip flight from Washington, D.C. Dulles Intl to Quebec.
Search Deals
Price to beat on a one-way flight from Washington, D.C. Dulles Intl to Quebec.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Dulles Intl 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 20 June 2026.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Quebec that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Washington, D.C.Ottawa

IAD - YOW

IADYOW

Washington, D.C. Dulles Intl

Tue 21/7

3:55 p.m.-9:44 p.m.

1 stop5h 49m

Ottawa

Fri 24/7

10:40 a.m.-3:11 p.m.

1 stop4h 31m

C$ 478
Quickest round-trip

Washington, D.C.Ottawa

IAD - YOW

IADYOW

Washington, D.C. Dulles Intl

Tue 6/10

8:15 a.m.-9:56 a.m.

Nonstop1h 41m

Ottawa

Thu 15/10

6:00 a.m.-7:43 a.m.

Nonstop1h 43m

C$ 532

Washington, D.C.Montreal

IAD - YUL

IADYUL

Washington, D.C. Dulles Intl

Tue 6/10

7:00 a.m.-5:03 p.m.

1 stop10h 03m

Montreal Pierre Elliott Trudeau Intl

Sat 10/10

7:00 a.m.-4:36 p.m.

1 stop9h 36m

C$ 545

Washington, D.C.Montreal

IAD - YUL

IADYUL

Washington, D.C. Dulles Intl

Mon 13/7

3:55 p.m.-10:10 p.m.

1 stop6h 15m

Montreal Pierre Elliott Trudeau Intl

Wed 15/7

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

1 stop3h 55m

C$ 545

Washington, D.C.Ottawa

IAD - YOW

IADYOW

Washington, D.C. Dulles Intl

Sun 19/7

5:06 p.m.-6:48 p.m.

Nonstop1h 42m

Ottawa

Sat 25/7

6:00 a.m.-7:44 a.m.

Nonstop1h 44m

C$ 558

Washington, D.C.Montreal

IAD - YUL

IADYUL

Washington, D.C. Dulles Intl

Fri 30/10

7:00 a.m.-3:59 p.m.

2 stops8h 59m

Montreal Pierre Elliott Trudeau Intl

Mon 2/11

7:00 a.m.-4:36 p.m.

1 stop9h 36m

C$ 559

Washington, D.C.Montreal

IAD - YUL

IADYUL

Washington, D.C. Dulles Intl

Thu 29/10

7:00 a.m.-3:59 p.m.

2 stops8h 59m

Montreal Pierre Elliott Trudeau Intl

Tue 3/11

9:28 a.m.-11:02 p.m.

2 stops13h 34m

C$ 566

Washington, D.C.Ottawa

IAD - YOW

IADYOW

Washington, D.C. Dulles Intl

Tue 21/7

3:39 p.m.-9:35 p.m.

1 stop5h 56m

Ottawa

Fri 24/7

10:00 a.m.-11:43 a.m.

Nonstop1h 43m

C$ 570

Washington, D.C.Ottawa

IAD - YOW

IADYOW

Washington, D.C. Dulles Intl

Fri 28/8

3:50 p.m.-8:04 p.m.

1 stop4h 14m

Ottawa

Sun 30/8

10:40 a.m.-3:10 p.m.

1 stop4h 30m

C$ 572

Washington, D.C.Montreal

IAD - YUL

IADYUL

Washington, D.C. Dulles Intl

Tue 30/6

6:33 a.m.-1:09 p.m.

1 stop6h 36m

Montreal Pierre Elliott Trudeau Intl

Fri 3/7

9:15 a.m.-11:12 a.m.

Nonstop1h 57m

C$ 590

Flights are sorted by cheapest round-trip flights first.

Deals found on 19/6

Showing 1-10 of 58 resultsSorted by cheapest first
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Best time to book a flight from Dulles Intl to Quebec

Have a flexible travel schedule? Discover the best time to fly to Quebec from Dulles Intl 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, D.C. Dulles Intl Airport to Quebec

What is the cheapest month to book a flight from Washington, D.C. Dulles Intl Airport to Quebec?

Currently, March is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Quebec (average of C$ 149). Flying from Washington, D.C. Dulles Intl Airport to Quebec in February is currently the most expensive (average of C$ 279). 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.

What is the cheapest time of day to fly from IAD to QC?

Find hourly flight availability from Dulles Intl to Quebec. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 20 June 2026.

When flying from Washington, D.C. Dulles Intl Airport to Quebec, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 22% versus a flight at noon.

Weekly flight availability from Washington, D.C. Dulles Intl Airport to Quebec

Explore weekly flight availability from Dulles Intl to Quebec. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 20 June 2026.

The most flights from IAD to CAQC are scheduled on a Monday (15 on average). You will have fewer flight options on Thursday, which is when the least amount of flights are scheduled (10 on average).

How much does it cost to fly round-trip from Washington, D.C. Dulles Intl Airport to Quebec?

How far ahead should I book a flight from Washington, D.C. Dulles Intl Airport to Quebec?

The best time to book flights from Washington, D.C. Dulles Intl Airport to Quebec is 78 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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 20 June 2026.
Get a feel of what it's like to fly with United Airlines and Air Canada from Washington, D.C. Dulles Intl Airport to Quebec by reading reviews from past customers. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,865 reviews
Check prices

Boarding

7.7

Comfort

7.3

Overall

7.4

Crew

8.1

Entertainment

7.1

Food

6.6

Reviews

1 / 20
4.0
Okay

Dynasty,May 2026

LAX - EWR

The food wasn’t nice - Hosts were not that kind.
United Airlines
7.4
Good
9,865 reviews
United Airlines
7.4
Good
9,865 reviews
Check prices

Boarding

7.7

Comfort

7.3

Overall

7.4

Crew

8.1

Entertainment

7.1

Food

6.6

Reviews

1 / 20
4.0
Okay

Dynasty,May 2026

LAX - EWR

The food wasn’t nice - Hosts were not that kind.
Air Canada
7.1
Good
11,226 reviews
United Airlines
7.4
Good
9,865 reviews
Check prices

Boarding

7.7

Comfort

7.3

Overall

7.4

Crew

8.1

Entertainment

7.1

Food

6.6

Reviews

1 / 20
4.0
Okay

Dynasty,May 2026

LAX - EWR

The food wasn’t nice - Hosts were not that kind.

Related info for your journey

Find useful and relevant information for your journey from Dulles Intl 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 Washington, D.C. Dulles Intl Airport to Quebec?

    There are many flights that can get you from Washington, D.C. Dulles Intl Airport to Quebec in 4h 14m. Fly via Porter Airlines, Delta, or Air Canada to get the fastest option. The distance from Washington, D.C. Dulles Intl Airport to Quebec is about 723 km. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • What are the most popular routes from Washington, D.C. Dulles Intl Airport to Quebec?

    While some choose either Washington, D.C. Dulles Intl - Ottawa or Washington, D.C. Dulles Intl - Québec City, Washington, D.C. Dulles Intl - Montreal Pierre Elliott Trudeau Intl is the most popular route from Washington, D.C. Dulles Intl Airport to Quebec.

  • What are the most reliable airlines from Washington, D.C. Dulles Intl Airport to Quebec?

    Before booking your flight to Quebec from Washington, D.C. Dulles Intl Airport, check out the most reliable airlines to get you to your destination on time: Avianca (93%), Republic Airways (93%), Copa Airlines( 91%).

  • What are the cheapest flights from Washington, D.C. Dulles Intl Airport to Quebec?

    While on average a flight from Washington, D.C. Dulles Intl Airport to Quebec is generally C$ 608, our data shows the cheapest flight currently is C$ 188. When looking at the most popular route, (Washington, D.C. Dulles Intl - Montreal Pierre Elliott Trudeau Intl), you can expect to pay C$ 425 for that flight.

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

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

  • How can I find direct flights from Dulles Intl to Quebec?

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

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

    Yes. Cheapflights offers flight deals from Dulles Intl 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 Washington, D.C. Dulles Intl Airport to Quebec?

    Currently, March is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Quebec (average of C$ 149). Flying from Washington, D.C. Dulles Intl Airport to Quebec in February is currently the most expensive (average of C$ 279). 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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Top 2 airlines flying from Dulles Intl to Quebec

Discover the top 2 airlines that operate flights from Dulles Intl to Quebec. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 20 June 2026.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapestC$ 432AverageC$ 868FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
United AirlinesCheapestC$ 570AverageC$ 671FlexibilityNo cancel feeOn-time69%
Search United Airlines flights

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 Dulles Intl to Quebec?

Cheapflights helps you search for flights from Dulles Intl to Quebec via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

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

Cheapflights simply makes it quick and affordable to book flights from Dulles Intl to Quebec by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

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

Users can book flights with no change fees policies with our dedicated filters. Book flights from Dulles Intl to Quebec flexibly with Cheapflights today.

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

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Quebec from Dulles Intl today and book when prices fit your budget.

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