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$111+ 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 4/21. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — YUL
Mar 15 — Mar 221
Sun 3/15
Sun 3/22
1 adult, Economy
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Cheap 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 February 13, 2026.

This Kiwi.com deal was found by Cheapflights users on 2/12. 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 4/296:30 pm
IAD
-
YUL
1 stop4h 15m
Porter Airlines
Wed 5/610:35 am
YUL
-
IAD
1 stop4h 46m
Porter Airlines
Deal found 2/12$274
This Gotogate deal was found by Cheapflights users on 2/11. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/2611:30 am
IAD
-
YUL
1 stop6h 45m
Porter Airlines
Sun 5/3110:35 am
YUL
-
IAD
1 stop4h 46m
Porter Airlines
Deal found 2/11$276
This Gotogate deal was found by Cheapflights users on 2/11. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/2211:40 am
IAD
-
YUL
1 stop6h 35m
Porter Airlines
Sat 4/258:55 am
YUL
-
IAD
1 stop3h 34m
Porter Airlines
Deal found 2/11$279
This Mytrip deal was found by Cheapflights users on 2/11. 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.
Tue 4/76:30 pm
IAD
-
YUL
1 stop4h 15m
Porter Airlines
Sat 4/118:55 am
YUL
-
IAD
1 stop3h 34m
Porter Airlines
Deal found 2/11$280
This Trip.com deal was found by Cheapflights users on 2/11. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/1011:40 am
IAD
-
YUL
1 stop6h 05m
Porter Airlines
Mon 4/136:45 am
YUL
-
IAD
1 stop3h 39m
Porter Airlines
Deal found 2/11$281
This Flightnetwork deal was found by Cheapflights users on 2/11. 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 Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/136:30 pm
IAD
-
YUL
1 stop4h 15m
Multiple Airlines
Mon 3/167:00 pm
YUL
-
IAD
Nonstop1h 54m
Multiple Airlines
Deal found 2/11$283
This FlightHub deal was found by Cheapflights users on 2/10. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/16:30 pm
IAD
-
YUL
1 stop4h 15m
Porter Airlines
Wed 4/86:45 am
YUL
-
IAD
1 stop3h 39m
Porter Airlines
Deal found 2/10$286
This Mytrip deal was found by Cheapflights users on 2/11. 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.
Thu 3/1211:40 am
IAD
-
YUL
1 stop4h 50m
Porter Airlines
Thu 3/196:50 am
YUL
-
IAD
1 stop3h 34m
Porter Airlines
Deal found 2/11$290
This Kiwi.com deal was found by Cheapflights users on 2/12. 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 4/146:30 pm
IAD
-
YUL
1 stop4h 15m
Porter Airlines
Sun 4/198:55 am
YUL
-
IAD
1 stop8h 19m
Porter Airlines
Deal found 2/12$291
This Mytrip deal was found by Cheapflights users on 2/10. 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.
Fri 4/176:30 pm
IAD
-
YUL
1 stop4h 15m
Porter Airlines
Sun 4/198:55 am
YUL
-
IAD
1 stop8h 19m
Porter Airlines
Deal found 2/10$292
This Kiwi.com deal was found by Cheapflights users on 2/11. 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 4/911:40 am
IAD
-
YUL
1 stop6h 05m
Porter Airlines
Sat 4/118:55 am
YUL
-
IAD
1 stop3h 34m
Porter Airlines
Deal found 2/11$293
This FlightHub deal was found by Cheapflights users on 2/12. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/216:30 pm
IAD
-
YUL
1 stop4h 15m
Porter Airlines
Fri 4/246:45 am
YUL
-
IAD
1 stop3h 39m
Porter Airlines
Deal found 2/12$296

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 February 13, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$274
(Kiwi.com)

One-way from

$111
(Kiwi.com)

Popular in

December

Cheapest in

January

Average price

$360

Good round-trip deal

$504 or less

Good one-way deal

$198 or less
Provider with most accurate pricing for Washington, D.C. (WAS)-Montreal (YMQ) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Washington, D.C. (WAS)-Montreal (YMQ) flights.
Search Deals
From Washington, D.C. Dulles Intl to Quebec
Search Deals
One-way flight from Washington, D.C. Dulles Intl to Quebec
Search Deals
Highest demand for flights based on searches. 4% potential increase in price ($16 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($9 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 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 2,558,603 searches. Data last updated February 13, 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

Dulles Intl

Fly to

Quebec

Route

Depart

Return

Price

Washington, D.C.Montreal

IAD - YUL

IADYUL

Washington, D.C. Dulles Intl

Wed 6/3

4:05 pm-10:10 pm

1 stop6h 05m

Montreal Pierre Elliott Trudeau Intl

Sun 6/7

10:35 am-3:21 pm

1 stop4h 46m

$304

Washington, D.C.Montreal

IAD - YUL

IADYUL

Washington, D.C. Dulles Intl

Sun 3/29

6:30 pm-10:45 pm

1 stop4h 15m

Montreal Pierre Elliott Trudeau Intl

Sat 4/11

8:55 am-12:29 pm

1 stop3h 34m

$309

Washington, D.C.Montreal

IAD - YUL

IADYUL

Washington, D.C. Dulles Intl

Thu 5/28

11:30 am-5:15 pm

1 stop5h 45m

Montreal Pierre Elliott Trudeau Intl

Sun 5/31

10:35 am-3:21 pm

1 stop4h 46m

$309

Washington, D.C.Montreal

IAD - YUL

IADYUL

Washington, D.C. Dulles Intl

Mon 4/27

11:40 am-5:45 pm

1 stop6h 05m

Montreal Pierre Elliott Trudeau Intl

Sun 5/3

12:15 pm-7:27 am

2 stops19h 12m

$331

Washington, D.C.Ottawa

IAD - YOW

IADYOW

Washington, D.C. Dulles Intl

Thu 2/26

11:40 am-3:44 pm

1 stop4h 04m

Ottawa

Mon 3/2

6:45 am-10:24 am

1 stop3h 39m

$339

Washington, D.C.Ottawa

IAD - YOW

IADYOW

Washington, D.C. Dulles Intl

Fri 3/27

6:30 pm-10:29 pm

1 stop3h 59m

Ottawa

Fri 4/3

1:20 pm-5:14 pm

1 stop3h 54m

$341

Washington, D.C.Ottawa

IAD - YOW

IADYOW

Washington, D.C. Dulles Intl

Tue 6/2

11:30 am-5:54 pm

1 stop6h 24m

Ottawa

Fri 6/5

11:00 am-3:21 pm

1 stop4h 21m

$341

Washington, D.C.Ottawa

IAD - YOW

IADYOW

Washington, D.C. Dulles Intl

Sat 3/7

1:45 pm-5:29 pm

1 stop3h 44m

Ottawa

Sun 3/15

12:10 pm-5:14 pm

1 stop5h 04m

$342

Washington, D.C.Ottawa

IAD - YOW

IADYOW

Washington, D.C. Dulles Intl

Mon 3/16

11:40 am-3:04 pm

1 stop3h 24m

Ottawa

Sat 3/21

8:40 am-12:29 pm

1 stop3h 49m

$347

Washington, D.C.Ottawa

IAD - YOW

IADYOW

Washington, D.C. Dulles Intl

Wed 3/18

11:40 am-3:04 pm

1 stop3h 24m

Ottawa

Sun 3/22

11:00 am-5:14 pm

1 stop6h 14m

$349

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/11

Showing 1-10 of 60 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, March is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Quebec (average of $112). Flying from Washington, D.C. Dulles Intl Airport to Quebec in December is currently the most expensive (average of $260). 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 February 13, 2026.

It’s optimal to fly from Washington, D.C. Dulles Intl Airport to Quebec in the evening. By choosing this option you can save up to 32% on the cost of your flight, compared to a flight in the morning.

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 February 7, 2026.

Travelers seeking maximum savings on their Washington, D.C. Dulles Intl Airport to Quebec flight should consider departing on Thursday evenings when fares are most often at their lowest. Saturday 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 February 13, 2026.

The most flights from IAD to CAQC are scheduled on a Tuesday (9 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (8 on average).

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

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 February 13, 2026.
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
7.9
Good
415 reviews

Boarding

8.2

Entertainment

6.9

Overall

7.9

Comfort

7.9

Crew

8.6

Food

7.5

Reviews

1 / 20
2.0
Mediocre

Milad,Feb 2026

LIR - YYZ

Not helpful staff at Liberia airport at the check-in counter. Extremely poor skill people and not willing to help the passenger.
Porter Airlines
7.9
Good
415 reviews
Porter Airlines
7.9
Good
415 reviews

Boarding

8.2

Entertainment

6.9

Overall

7.9

Comfort

7.9

Crew

8.6

Food

7.5

Reviews

1 / 20
2.0
Mediocre

Milad,Feb 2026

LIR - YYZ

Not helpful staff at Liberia airport at the check-in counter. Extremely poor skill people and not willing to help the passenger.
United Airlines
7.4
Good
9,286 reviews
Porter Airlines
7.9
Good
415 reviews

Boarding

8.2

Entertainment

6.9

Overall

7.9

Comfort

7.9

Crew

8.6

Food

7.5

Reviews

1 / 20
2.0
Mediocre

Milad,Feb 2026

LIR - YYZ

Not helpful staff at Liberia airport at the check-in counter. Extremely poor skill people and not willing to help the passenger.
Air Canada
7.1
Good
10,717 reviews
Porter Airlines
7.9
Good
415 reviews

Boarding

8.2

Entertainment

6.9

Overall

7.9

Comfort

7.9

Crew

8.6

Food

7.5

Reviews

1 / 20
2.0
Mediocre

Milad,Feb 2026

LIR - YYZ

Not helpful staff at Liberia airport at the check-in counter. Extremely poor skill people and not willing to help the passenger.

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 4h 06m. Porter Airlines provides one of the quickest options available for as low as $509. The distance from Washington, D.C. Dulles Intl Airport to Quebec is about 723 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?

    $92 is the cheapest one-way deal found within the past few days, from Porter Airlines. You may also be able to find cheap deals on Air Canada and United Airlines, with prices starting from $95 and $137, 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 (75%), Avianca (72%) or Copa Airlines (69%) 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 $1,149 for a flight from Washington, D.C. Dulles Intl Airport to Quebec. The cheapest flight overall is $133 while the most popular route, (Washington, D.C. Dulles Intl - Montreal Pierre Elliott Trudeau Intl) is currently priced at $244.

  • 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 $112). Flying from Washington, D.C. Dulles Intl Airport to Quebec in December is currently the most expensive (average of $260). 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 Vancouver Intl flights
Dulles Intl to Pearson Intl flights
Reagan-National to Pearson Intl flights
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Reagan-National to Pierre Elliott Trudeau Intl flights
Baltimore to Vancouver Intl flights
Dulles Intl to Calgary flights
Reagan-National to Vancouver Intl flights
Dulles Intl to Toronto Island flights
Baltimore to Pearson Intl flights
Baltimore to Calgary flights
Baltimore to Pierre Elliott Trudeau Intl flights
Reagan-National to Calgary flights
Reagan-National to Toronto Island flights
Dulles Intl to Québec City flights
Dulles Intl to Abbotsford flights
Dulles Intl to Ottawa flights
Reagan-National to Québec City flights
Baltimore to Abbotsford flights
Reagan-National to Ottawa flights
Dulles Intl to Halifax flights
Reagan-National to Halifax flights
Baltimore to Toronto Island flights
Dulles Intl to St. John's flights
Dulles Intl to Edmonton flights
Baltimore to Halifax flights
Dulles Intl to Winnipeg flights
Reagan-National to Edmonton flights
Baltimore to Québec City flights
Baltimore to Edmonton flights
Reagan-National to St. John's flights
Reagan-National to Winnipeg flights
Reagan-National to Abbotsford flights
Dulles Intl to Charlottetown flights
Reagan-National to Charlottetown flights
Dulles Intl to Hamilton flights
Baltimore to Ottawa flights
Dulles Intl to Victoria flights
Baltimore to Winnipeg flights
Baltimore to St. John's flights
Reagan-National to Victoria flights
Dulles Intl to Kelowna flights
Baltimore to Saskatoon flights
Baltimore to Victoria flights
Reagan-National to Saskatoon flights
Dulles Intl to Sydney flights
Reagan-National to Kelowna flights
Dulles Intl to Regina flights
Baltimore to Kelowna flights
Reagan-National to Regina 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 February 13, 2026.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$117Average$562FlexibilityNo cancel feeOn-time67%
Porter AirlinesCheapest$148Average$397FlexibilityNo cancel feeOn-time52%
United AirlinesCheapest$260Average$624FlexibilityNo cancel feeOn-time69%

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