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$137+ Cheap flights from Dulles Intl (IAD) to Quebec

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 12/5. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — YUL
Dec 19 — Dec 261
Fri 12/19
Fri 12/26
1 adult, Economy
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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 November 19, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$219
(Kiwi.com)

One-way from

$137
(Kiwi.com)

Popular in

December

Cheapest in

February

Average price

$402

Good round-trip deal

$375 or less

Good one-way deal

$148 or less
Provider with most accurate pricing for Washington, D.C. (WAS)-Montreal (YMQ) flight deals.
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Provider most trusted by Cheapflights users for Washington, D.C. (WAS)-Montreal (YMQ) flights.
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From Washington, D.C. Dulles Intl to Quebec
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One-way flight from Washington, D.C. Dulles Intl to Quebec
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Highest demand for flights based on searches. 7% potential increase in price ($32 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($8 potential savings vs. average RT price).
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Average for round-trip flights in November 2025
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Price to beat on a round-trip flight from Washington, D.C. Dulles Intl to Quebec.
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Price to beat on a one-way flight from Washington, D.C. Dulles Intl to Quebec.
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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 November 19, 2025.

This Kiwi.com deal was found by Cheapflights users on 11/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/306:30 pmIAD - YUL
1 stop4h 15mPorter Airlines
Sat 1/36:45 amYUL - IAD
1 stop3h 34mPorter Airlines
Deal found 11/18$223
This Kiwi.com deal was found by Cheapflights users on 11/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/2911:40 amIAD - YUL
1 stop3h 40mPorter Airlines
Sun 1/46:45 amYUL - IAD
1 stop3h 34mPorter Airlines
Deal found 11/16$227
This Kiwi.com deal was found by Cheapflights users on 11/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/2411:40 amIAD - YUL
1 stop3h 40mPorter Airlines
Mon 1/56:45 amYUL - IAD
1 stop3h 34mPorter Airlines
Deal found 11/18$228
This Kiwi.com deal was found by Cheapflights users on 11/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/1911:40 amIAD - YUL
1 stop3h 40mPorter Airlines
Wed 12/246:45 amYUL - IAD
1 stop3h 39mPorter Airlines
Deal found 11/16$229
This Kiwi.com deal was found by Cheapflights users on 11/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/511:40 amIAD - YUL
1 stop6h 05mPorter Airlines
Wed 12/101:40 pmYUL - IAD
1 stop3h 34mPorter Airlines
Deal found 11/17$231
This Kiwi.com deal was found by Cheapflights users on 11/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/1711:40 amIAD - YUL
1 stop3h 40mPorter Airlines
Sat 12/201:40 pmYUL - IAD
1 stop3h 34mPorter Airlines
Deal found 11/16$232
This Mytrip deal was found by Cheapflights users on 11/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/2911:40 amIAD - YUL
1 stop6h 05mPorter Airlines
Mon 1/511:25 amYUL - IAD
1 stop5h 49mPorter Airlines
Deal found 11/19$235
This Kiwi.com deal was found by Cheapflights users on 11/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/811:40 amIAD - YUL
1 stop4h 50mPorter Airlines
Mon 12/151:40 pmYUL - IAD
1 stop3h 34mPorter Airlines
Deal found 11/17$236
This Kiwi.com deal was found by Cheapflights users on 11/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/96:30 pmIAD - YUL
1 stop4h 15mPorter Airlines
Sat 12/138:55 amYUL - IAD
1 stop3h 34mPorter Airlines
Deal found 11/17$237
This Kiwi.com deal was found by Cheapflights users on 11/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/811:40 amIAD - YUL
1 stop4h 50mPorter Airlines
Wed 12/176:45 amYUL - IAD
1 stop3h 39mPorter Airlines
Deal found 11/17$238
This Kiwi.com deal was found by Cheapflights users on 11/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/26:30 pmIAD - YUL
1 stop4h 15mPorter Airlines
Sun 12/76:45 amYUL - IAD
1 stop3h 39mPorter Airlines
Deal found 11/18$239
This Kiwi.com deal was found by Cheapflights users on 11/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/1111:40 amIAD - YUL
1 stop3h 40mPorter Airlines
Sun 12/146:45 amYUL - IAD
1 stop3h 39mPorter Airlines
Deal found 11/17$240

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 2,558,603 searches. Data last updated November 19, 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

Sun 12/21

11:40 am-5:29 pm

1 stop5h 49m

Ottawa

Fri 12/26

6:50 am-10:24 am

1 stop3h 34m

$267

Washington, D.C.Ottawa

IAD - YOW

IADYOW

Washington, D.C. Dulles Intl

Mon 12/15

6:30 pm-10:29 pm

1 stop3h 59m

Ottawa

Sun 12/21

1:20 pm-5:14 pm

1 stop3h 54m

$311

Washington, D.C.Montreal

IAD - YUL

IADYUL

Washington, D.C. Dulles Intl

Wed 1/7

7:00 am-1:42 pm

1 stop6h 42m

Montreal Pierre Elliott Trudeau Intl

Sat 1/10

7:00 am-4:46 pm

2 stops9h 46m

$312

Washington, D.C.Montreal

IAD - YUL

IADYUL

Washington, D.C. Dulles Intl

Thu 1/8

12:29 pm-11:50 pm

2 stops11h 21m

Montreal Pierre Elliott Trudeau Intl

Sat 1/10

6:00 am-11:49 am

1 stop5h 49m

$312

Washington, D.C.Montreal

IAD - YUL

IADYUL

Washington, D.C. Dulles Intl

Thu 2/5

6:00 am-6:37 pm

2 stops12h 37m

Montreal Pierre Elliott Trudeau Intl

Sun 2/8

6:00 am-11:52 am

1 stop5h 52m

$312

Washington, D.C.Montreal

IAD - YUL

IADYUL

Washington, D.C. Dulles Intl

Wed 1/14

9:00 am-6:37 pm

2 stops9h 37m

Montreal Pierre Elliott Trudeau Intl

Sun 1/18

6:00 am-11:49 am

1 stop5h 49m

$312

Washington, D.C.Montreal

IAD - YUL

IADYUL

Washington, D.C. Dulles Intl

Sat 2/7

12:29 pm-11:50 pm

2 stops11h 21m

Montreal Pierre Elliott Trudeau Intl

Tue 2/10

12:54 pm-12:24 am

2 stops11h 30m

$317

Washington, D.C.Montreal

IAD - YUL

IADYUL

Washington, D.C. Dulles Intl

Sun 12/14

11:40 am-4:30 pm

1 stop4h 50m

Montreal Pierre Elliott Trudeau Intl

Sun 12/21

11:25 am-5:14 pm

1 stop5h 49m

$329

Washington, D.C.Montreal

IAD - YUL

IADYUL

Washington, D.C. Dulles Intl

Fri 12/5

1:20 pm-3:16 pm

Nonstop1h 56m

Montreal Pierre Elliott Trudeau Intl

Tue 12/9

9:15 am-11:23 am

Nonstop2h 08m

$348

Washington, D.C.Montreal

IAD - YUL

IADYUL

Washington, D.C. Dulles Intl

Wed 12/3

8:45 am-1:28 pm

1 stop4h 43m

Montreal Pierre Elliott Trudeau Intl

Sat 12/6

2:13 pm-4:21 pm

Nonstop2h 08m

$358

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/17

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, September is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Quebec (average of $113). Flying from Washington, D.C. Dulles Intl Airport to Quebec in August is currently the most expensive (average of $255). 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 November 19, 2025.

It’s optimal to fly from Washington, D.C. Dulles Intl Airport to Quebec at noon. By choosing this option you can save up to 29% on the cost of your flight, compared to a flight in the afternoon.

What is the cheapest day to fly from Washington, D.C. Dulles Intl Airport to Quebec?

Use this chart to determine the cheapest time to fly round-trip from Dulles Intl to Quebec. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Washington, D.C. Dulles Intl Airport to Quebec flight should consider departing on Friday at noon when fares are most often at their lowest. Tuesday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

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 November 19, 2025.

The most flights from IAD to CAQC are scheduled on a Monday (10 on average). You will have fewer flight options on Friday, which is when the least amount of flights are scheduled (6 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 November 19, 2025.
Peruse reviews from past customers who have flown with Porter Airlines, United Airlines, and Air Canada from Washington, D.C. Dulles Intl Airport to Quebec to help guide your decision. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Porter Airlines
8.0
Very good
392 reviews

Overall

8.0

Comfort

8.0

Boarding

8.2

Food

7.6

Crew

8.6

Entertainment

7.0

Reviews

1 / 20
8.0
Excellent

Mohameed,Nov 2025

LAS - YYZ

It's good. Planes are new and fresh. WiFi is best and stands out
Porter Airlines
8.0
Very good
392 reviews
Porter Airlines
8.0
Very good
392 reviews

Overall

8.0

Comfort

8.0

Boarding

8.2

Food

7.6

Crew

8.6

Entertainment

7.0

Reviews

1 / 20
8.0
Excellent

Mohameed,Nov 2025

LAS - YYZ

It's good. Planes are new and fresh. WiFi is best and stands out
United Airlines
7.4
Good
9,019 reviews
Porter Airlines
8.0
Very good
392 reviews

Overall

8.0

Comfort

8.0

Boarding

8.2

Food

7.6

Crew

8.6

Entertainment

7.0

Reviews

1 / 20
8.0
Excellent

Mohameed,Nov 2025

LAS - YYZ

It's good. Planes are new and fresh. WiFi is best and stands out
Air Canada
7.1
Good
10,462 reviews
Porter Airlines
8.0
Very good
392 reviews

Overall

8.0

Comfort

8.0

Boarding

8.2

Food

7.6

Crew

8.6

Entertainment

7.0

Reviews

1 / 20
8.0
Excellent

Mohameed,Nov 2025

LAS - YYZ

It's good. Planes are new and fresh. WiFi is best and stands out

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?

    A quick flight from Washington, D.C. Dulles Intl Airport to Quebec can take about 1h 45m. Porter Airlines provides one of the quickest options available for as low as $359. The distance from Washington, D.C. Dulles Intl Airport to Quebec is about 449 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines to fly from Washington, D.C. Dulles Intl Airport to Quebec one-way?

    $148 is the cheapest one-way deal found within the past few days, from Air Canada. You may also be able to find cheap deals on United Airlines and Porter Airlines, with prices starting from $148 and $221, respectively.

  • 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?

    No one likes to see their flight delayed. When booking a flight from Washington, D.C. Dulles Intl Airport to Quebec consider choosing Jazz (88%), Air Canada (87%) or Avianca (87%) as they are the most reliable in getting you off to your destination on time.

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

    On average you can expect to pay $893 for a flight from Washington, D.C. Dulles Intl Airport to Quebec. The cheapest flight overall is $124 while the most popular route, (Washington, D.C. Dulles Intl - Montreal Pierre Elliott Trudeau Intl) is currently priced at $219.

  • 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, September is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Quebec (average of $113). Flying from Washington, D.C. Dulles Intl Airport to Quebec in August is currently the most expensive (average of $255). 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.
Reagan-National to Pearson Intl flights
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Reagan-National to Winnipeg flights
Baltimore to Halifax flights
Dulles Intl to Saskatoon flights
Reagan-National to Edmonton flights
Reagan-National to St. John's flights
Dulles Intl to St. John's flights
Baltimore to Saskatoon flights
Reagan-National to Saskatoon flights
Baltimore to Yellowknife flights
Baltimore to Winnipeg flights
Baltimore to Kelowna flights
Dulles Intl to Kelowna flights
Reagan-National to Kelowna flights
Reagan-National to Victoria flights
Baltimore to Victoria flights
Dulles Intl to Victoria flights
Dulles Intl to Moncton flights
Dulles Intl to Fredericton flights
Baltimore to Regina flights
Reagan-National to Moncton flights
Reagan-National to London flights

Top 3 airlines flying from Dulles Intl to Quebec

Discover the top 3 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 2,558,603 searches. Data last updated November 19, 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$137Average$586FlexibilityNo cancel feeOn-time67%
United AirlinesCheapest$242Average$615FlexibilityNo cancel feeOn-time69%
Porter AirlinesCheapest$247Average$416FlexibilityNo cancel feeOn-time52%

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