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Cheap flights from Washington, D.C. Dulles Intl Airport to Quebec from C$ 181

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 3/10. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — YUL
15 Oct — 22 Oct1
1 adult
1 adult, Economy

Cheap 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 15 September 2025.

Round-trip from

C$ 385

One-way from

C$ 181

Popular in

December

Cheapest in

March

Average price

C$ 504

Good round-trip deal

C$ 789 or less

Good one-way deal

C$ 196 or less
Porter Airlines
  • Porter Airlines
  • 30/10-6/11
  • 3 total stops
  • 30h 22m total
  • Washington, D.C. to Quebec
Search Deals
3/10
  • 3/10
  • 1 total stop
  • 21h 43m total
  • Washington, D.C. to Quebec
Search Deals
Highest demand for flights based on searches. 7% potential increase in price (C$ 57 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (C$ 15 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in September 2025
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

Find flight deals from Dulles Intl to Quebec

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 15 September 2025.

Thu 30/109:52 p.m.IAD - YUL
2 stops26h 43mMultiple Airlines
Thu 6/116:45 a.m.YUL - IAD
1 stop3h 39mMultiple Airlines
Deal found 15/9C$ 385
Thu 6/1111:40 a.m.IAD - YUL
1 stop4h 50mPorter Airlines
Mon 10/116:45 a.m.YUL - IAD
1 stop3h 39mPorter Airlines
Deal found 14/9C$ 387
Fri 5/126:30 p.m.IAD - YUL
1 stop4h 15mPorter Airlines
Sun 7/126:45 a.m.YUL - IAD
1 stop3h 39mPorter Airlines
Deal found 14/9C$ 391
Wed 29/109:45 a.m.IAD - YUL
Nonstop1h 53mAir Canada
Wed 5/117:00 p.m.YUL - IAD
Nonstop1h 54mAir Canada
Deal found 14/9C$ 394
Wed 29/106:30 p.m.IAD - YUL
1 stop4h 15mMultiple Airlines
Wed 5/118:50 a.m.YUL - IAD
2 stops7h 01mMultiple Airlines
Deal found 14/9C$ 395
Fri 7/116:30 p.m.IAD - YUL
1 stop4h 15mPorter Airlines
Sun 9/116:45 a.m.YUL - IAD
1 stop3h 39mPorter Airlines
Deal found 14/9C$ 396
Thu 6/1111:40 a.m.IAD - YUL
1 stop4h 50mPorter Airlines
Fri 7/111:40 p.m.YUL - IAD
1 stop3h 34mPorter Airlines
Deal found 14/9C$ 398
Thu 6/1111:40 a.m.IAD - YUL
1 stop4h 50mMultiple Airlines
Mon 10/117:00 p.m.YUL - IAD
Nonstop1h 54mMultiple Airlines
Deal found 14/9C$ 399
Thu 16/104:20 p.m.IAD - YUL
1 stop3h 50mPorter Airlines
Tue 21/108:55 a.m.YUL - IAD
1 stop6h 11mPorter Airlines
Deal found 14/9C$ 401
Mon 20/104:20 p.m.IAD - YUL
1 stop5h 55mPorter Airlines
Sat 25/1010:45 a.m.YUL - IAD
1 stop4h 21mPorter Airlines
Deal found 14/9C$ 403
Mon 20/104:20 p.m.IAD - YUL
1 stop5h 55mPorter Airlines
Fri 24/1010:45 a.m.YUL - IAD
1 stop4h 21mPorter Airlines
Deal found 14/9C$ 405
Thu 20/1111:40 a.m.IAD - YOW
1 stop13h 02mMultiple Airlines
Fri 28/115:40 a.m.YOW - IAD
1 stop11h 34mMultiple Airlines
Deal found 13/9C$ 441

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 15 September 2025.
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

Dulles Intl

Fly to

Quebec

Route

Depart

Return

Price

Washington, D.C.Ottawa

IAD - YOW

IADYOW

Washington, D.C. Dulles Intl

Wed 15/10

4:20 p.m.-8:34 p.m.

1 stop4h 14m

Ottawa

Sat 18/10

9:35 a.m.-3:06 p.m.

1 stop5h 31m

C$ 449

Washington, D.C.Ottawa

IAD - YOW

IADYOW

Washington, D.C. Dulles Intl

Thu 9/10

11:35 a.m.-4:34 p.m.

1 stop4h 59m

Ottawa

Sat 18/10

9:35 a.m.-3:06 p.m.

1 stop5h 31m

C$ 450

Washington, D.C.Montreal

IAD - YUL

IADYUL

Washington, D.C. Dulles Intl

Fri 17/10

5:37 p.m.-7:45 p.m.

Nonstop2h 08m

Montreal Pierre Elliott Trudeau Intl

Mon 27/10

7:00 p.m.-8:59 p.m.

Nonstop1h 59m

C$ 452

Washington, D.C.Montreal

IAD - YUL

IADYUL

Washington, D.C. Dulles Intl

Fri 3/10

5:37 p.m.-7:45 p.m.

Nonstop2h 08m

Montreal Pierre Elliott Trudeau Intl

Tue 7/10

2:20 p.m.-4:18 p.m.

Nonstop1h 58m

C$ 452

Washington, D.C.Montreal

IAD - YUL

IADYUL

Washington, D.C. Dulles Intl

Tue 7/10

8:30 a.m.-1:09 p.m.

1 stop4h 39m

Montreal Pierre Elliott Trudeau Intl

Fri 10/10

2:20 p.m.-4:18 p.m.

Nonstop1h 58m

C$ 466

Washington, D.C.Montreal

IAD - YUL

IADYUL

Washington, D.C. Dulles Intl

Fri 10/10

10:35 p.m.-1:09 p.m.

1 stop14h 34m

Montreal Pierre Elliott Trudeau Intl

Wed 15/10

7:10 p.m.-9:05 p.m.

Nonstop1h 55m

C$ 466

Washington, D.C.Montreal

IAD - YUL

IADYUL

Washington, D.C. Dulles Intl

Tue 7/10

8:30 a.m.-1:09 p.m.

1 stop4h 39m

Montreal Pierre Elliott Trudeau Intl

Tue 14/10

9:15 a.m.-11:13 a.m.

Nonstop1h 58m

C$ 466

Washington, D.C.Montreal

IAD - YUL

IADYUL

Washington, D.C. Dulles Intl

Fri 31/10

6:00 a.m.-1:28 p.m.

1 stop7h 28m

Montreal Pierre Elliott Trudeau Intl

Mon 3/11

7:00 p.m.-8:54 p.m.

Nonstop1h 54m

C$ 466

Washington, D.C.Montreal

IAD - YUL

IADYUL

Washington, D.C. Dulles Intl

Fri 17/10

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

1 stop12h 30m

Montreal Pierre Elliott Trudeau Intl

Mon 27/10

9:15 a.m.-11:23 a.m.

Nonstop2h 08m

C$ 466

Washington, D.C.Montreal

IAD - YUL

IADYUL

Washington, D.C. Dulles Intl

Sun 12/10

8:30 a.m.-1:09 p.m.

1 stop4h 39m

Montreal Pierre Elliott Trudeau Intl

Thu 16/10

9:15 a.m.-11:13 a.m.

Nonstop1h 58m

C$ 466

Flights are sorted by cheapest round-trip flights first.

Deals found on 13/9

Showing 1-10 of 57 results
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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, October is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Quebec (average of C$ 241). Flying from Washington, D.C. Dulles Intl Airport to Quebec in April is currently the most expensive (average of C$ 317). 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 15 September 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Washington, D.C. Dulles Intl Airport to Quebec as you normally would.

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 15 September 2025.

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

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 15 September 2025.
Get a feel of what it's like to fly with Porter 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.
Porter Airlines
7.9
Good
363 reviews
Check prices

Crew

8.6

Entertainment

7.0

Overall

7.9

Boarding

8.1

Comfort

7.9

Food

7.6

Reviews

1 / 20
2.0
Mediocre

Anonymous,Sep 2025

YYZ - OPO

Very disappointing, booked with Porter airlines and changed to Air Transit last minute. Old plane, cramped seating, even the aisle was the narrowest I’ve ever seen. Very uncomfortable flight. Full meal at 130 am and only a small piece of banana bread in the morning… should be opposite.
Porter Airlines
7.9
Good
363 reviews
Porter Airlines
7.9
Good
363 reviews
Check prices

Crew

8.6

Entertainment

7.0

Overall

7.9

Boarding

8.1

Comfort

7.9

Food

7.6

Reviews

1 / 20
2.0
Mediocre

Anonymous,Sep 2025

YYZ - OPO

Very disappointing, booked with Porter airlines and changed to Air Transit last minute. Old plane, cramped seating, even the aisle was the narrowest I’ve ever seen. Very uncomfortable flight. Full meal at 130 am and only a small piece of banana bread in the morning… should be opposite.
Air Canada
7.1
Good
10,000 reviews
Porter Airlines
7.9
Good
363 reviews
Check prices

Crew

8.6

Entertainment

7.0

Overall

7.9

Boarding

8.1

Comfort

7.9

Food

7.6

Reviews

1 / 20
2.0
Mediocre

Anonymous,Sep 2025

YYZ - OPO

Very disappointing, booked with Porter airlines and changed to Air Transit last minute. Old plane, cramped seating, even the aisle was the narrowest I’ve ever seen. Very uncomfortable flight. Full meal at 130 am and only a small piece of banana bread in the morning… should be opposite.

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 2h 08m. Fly via Porter Airlines or United Airlines to get the fastest option. The distance from Washington, D.C. Dulles Intl Airport to Quebec is about 785 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 Washington, D.C. Dulles Intl Airport to Quebec one-way?

    To fly one-way, consider booking your trip with United Airlines, which is currently one of the cheapest options available, starting at C$ 189. Air Canada flights start at C$ 189 while deals on Porter Airlines start at C$ 216 one-way.

  • 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: Republic Airways (86%), United Airlines (85%), Jazz( 80%).

  • 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$ 593, our data shows the cheapest flight currently is C$ 179. When looking at the most popular route, (Washington, D.C. Dulles Intl - Montreal Pierre Elliott Trudeau Intl), you can expect to pay C$ 362 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, October is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Quebec (average of C$ 241). Flying from Washington, D.C. Dulles Intl Airport to Quebec in April is currently the most expensive (average of C$ 317). 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 Dulles Intl to Quebec

See prices for flight routes from nearby airports that may be better suited for you.
Dulles Intl to Pearson Intl flights
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Reagan-National to Edmonton flights
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Baltimore to Charlottetown flights
Dulles Intl to Charlottetown flights
Dulles Intl to Thunder Bay flights
Reagan-National to Regina flights
Baltimore to Regina flights
Reagan-National to Victoria flights

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 15 September 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapestC$ 195AverageC$ 573FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
Porter AirlinesCheapestC$ 326AverageC$ 450FlexibilityNo cancel feeOn-time52%
Search Porter Airlines flights

Fly with Cheapflights

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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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