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$109+ 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 5/7. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — YUL
Mar 4 — Mar 111
Wed 3/4
Wed 3/11
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 2, 2026.

This Kiwi.com deal was found by Cheapflights users on 1/30. 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 3/1811:40 am
IAD
-
YOW
1 stop3h 24m
Porter Airlines
Wed 3/256:45 am
YOW
-
IAD
1 stop3h 39m
Porter Airlines
Deal found 1/30$283
This FlightHub deal was found by Cheapflights users on 1/31. 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 1/31$287
This Mytrip deal was found by Cheapflights users on 1/31. 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 4/911:40 am
IAD
-
YUL
1 stop6h 05m
Porter Airlines
Sun 4/128:55 am
YUL
-
IAD
1 stop8h 19m
Porter Airlines
Deal found 1/31$288
This oojo deal was found by Cheapflights users on 2/1. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/2911:30 am
IAD
-
YUL
1 stop6h 45m
Porter Airlines
Sun 5/3110:35 am
YUL
-
IAD
1 stop4h 46m
Porter Airlines
Deal found 2/1$289
This Kiwi.com deal was found by Cheapflights users on 2/1. 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 2/206:30 pm
IAD
-
YUL
1 stop4h 15m
Porter Airlines
Wed 3/186:50 am
YUL
-
IAD
1 stop3h 34m
Porter Airlines
Deal found 2/1$292
This Kiwi.com deal was found by Cheapflights users on 1/31. 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 3/211:40 am
IAD
-
YUL
1 stop4h 50m
Multiple Airlines
Mon 3/98:00 am
YUL
-
IAD
2 stops40h 31m
Multiple Airlines
Deal found 1/31$293
This Kiwi.com deal was found by Cheapflights users on 1/30. 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 2/238:54 am
IAD
-
YUL
1 stop15h 36m
Multiple Airlines
Wed 2/256:45 am
YUL
-
IAD
1 stop3h 37m
Multiple Airlines
Deal found 1/30$294
This Kiwi.com deal was found by Cheapflights users on 2/1. 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.
Sun 4/1211:40 am
IAD
-
YUL
1 stop4h 50m
Multiple Airlines
Thu 4/165:25 pm
YUL
-
IAD
2 stops14h 02m
Multiple Airlines
Deal found 2/1$295
This Kiwi.com deal was found by Cheapflights users on 2/1. 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.
Sun 3/296:30 pm
IAD
-
YUL
1 stop4h 15m
Porter Airlines
Fri 4/311:25 am
YUL
-
IAD
1 stop5h 49m
Porter Airlines
Deal found 2/1$298
This Kiwi.com deal was found by Cheapflights users on 1/31. 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 3/1611:40 am
IAD
-
YUL
1 stop6h 05m
Porter Airlines
Fri 4/36:45 am
YUL
-
IAD
1 stop3h 39m
Porter Airlines
Deal found 1/31$305
This Kiwi.com deal was found by Cheapflights users on 2/1. 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 4/111:40 am
IAD
-
YUL
1 stop4h 50m
Porter Airlines
Fri 4/311:25 am
YUL
-
IAD
1 stop5h 49m
Porter Airlines
Deal found 2/1$306
This Kiwi.com deal was found by Cheapflights users on 2/1. 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 4/236:30 pm
IAD
-
YUL
1 stop4h 15m
Multiple Airlines
Sun 4/264:35 pm
YUL
-
IAD
1 stop14h 52m
Multiple Airlines
Deal found 2/1$307

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 2, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$283
(Kiwi.com)

One-way from

$109
(Kiwi.com)

Popular in

December

Cheapest in

March

Average price

$351

Good round-trip deal

$459 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 ($19 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 2, 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

Mon 3/30

11:40 am-4:30 pm

1 stop4h 50m

Montreal Pierre Elliott Trudeau Intl

Mon 4/6

11:25 am-5:14 pm

1 stop5h 49m

$298

Washington, D.C.Montreal

IAD - YUL

IADYUL

Washington, D.C. Dulles Intl

Sun 2/22

6:30 pm-10:45 pm

1 stop4h 15m

Montreal Pierre Elliott Trudeau Intl

Mon 3/16

6:50 am-10:24 am

1 stop3h 34m

$312

Washington, D.C.Ottawa

IAD - YOW

IADYOW

Washington, D.C. Dulles Intl

Wed 3/18

11:40 am-5:29 pm

1 stop5h 49m

Ottawa

Wed 3/25

6:45 am-10:24 am

1 stop3h 39m

$358

Washington, D.C.Ottawa

IAD - YOW

IADYOW

Washington, D.C. Dulles Intl

Mon 2/23

11:40 am-6:09 pm

1 stop6h 29m

Ottawa

Fri 2/27

12:10 pm-5:14 pm

1 stop5h 04m

$363

Washington, D.C.Montreal

IAD - YUL

IADYUL

Washington, D.C. Dulles Intl

Wed 2/18

11:40 am-5:45 pm

1 stop6h 05m

Montreal Pierre Elliott Trudeau Intl

Mon 3/16

6:50 am-10:24 am

1 stop3h 34m

$376

Washington, D.C.Montreal

IAD - YUL

IADYUL

Washington, D.C. Dulles Intl

Tue 3/31

10:06 am-5:31 pm

1 stop7h 25m

Montreal Pierre Elliott Trudeau Intl

Thu 4/2

7:00 am-2:39 pm

1 stop7h 39m

$397

Washington, D.C.Montreal

IAD - YUL

IADYUL

Washington, D.C. Dulles Intl

Wed 2/18

6:00 am-11:25 am

1 stop5h 25m

Montreal Pierre Elliott Trudeau Intl

Tue 3/17

6:00 am-11:32 am

1 stop5h 32m

$397

Washington, D.C.Montreal

IAD - YUL

IADYUL

Washington, D.C. Dulles Intl

Fri 2/20

6:00 am-11:25 am

1 stop5h 25m

Montreal Pierre Elliott Trudeau Intl

Sat 3/21

7:00 am-2:39 pm

1 stop7h 39m

$397

Washington, D.C.Montreal

IAD - YUL

IADYUL

Washington, D.C. Dulles Intl

Sat 2/14

5:13 pm-11:10 pm

1 stop5h 57m

Montreal Pierre Elliott Trudeau Intl

Tue 2/17

6:00 pm-12:21 am

1 stop6h 21m

$397

Washington, D.C.Montreal

IAD - YUL

IADYUL

Washington, D.C. Dulles Intl

Sat 2/21

5:13 pm-11:10 pm

1 stop5h 57m

Montreal Pierre Elliott Trudeau Intl

Sun 3/15

6:45 pm-12:27 am

1 stop5h 42m

$397

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/31

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 2, 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 29% 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 January 24, 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 2, 2026.

The most flights from IAD to CAQC are scheduled on a Monday (10 on average). You will have fewer flight options on Wednesday, which is when the least amount of flights are scheduled (6 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 2, 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
412 reviews

Overall

7.9

Entertainment

6.9

Boarding

8.2

Crew

8.6

Comfort

7.9

Food

7.5

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
7.9
Good
412 reviews
Porter Airlines
7.9
Good
412 reviews

Overall

7.9

Entertainment

6.9

Boarding

8.2

Crew

8.6

Comfort

7.9

Food

7.5

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
9,229 reviews
Porter Airlines
7.9
Good
412 reviews

Overall

7.9

Entertainment

6.9

Boarding

8.2

Crew

8.6

Comfort

7.9

Food

7.5

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
10,673 reviews
Porter Airlines
7.9
Good
412 reviews

Overall

7.9

Entertainment

6.9

Boarding

8.2

Crew

8.6

Comfort

7.9

Food

7.5

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 4h 12m. Porter Airlines provides one of the quickest options available for as low as $555. 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 $1,212 for a flight from Washington, D.C. Dulles Intl Airport to Quebec. The cheapest flight overall is $141 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
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Reagan-National to Toronto Island flights
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Baltimore to Abbotsford flights
Baltimore to Ottawa flights
Reagan-National to Abbotsford flights
Dulles Intl to Halifax flights
Reagan-National to Halifax flights
Baltimore to Québec City flights
Dulles Intl to St. John's flights
Baltimore to Toronto Island flights
Baltimore to Halifax flights
Reagan-National to St. John's flights
Dulles Intl to Winnipeg flights
Dulles Intl to Charlottetown flights
Reagan-National to Charlottetown flights
Dulles Intl to Kelowna flights
Reagan-National to Edmonton flights
Baltimore to Edmonton flights
Reagan-National to Winnipeg flights
Dulles Intl to Edmonton flights
Baltimore to Winnipeg flights
Dulles Intl to Victoria flights
Baltimore to St. John's flights
Reagan-National to Kelowna flights
Reagan-National to Victoria flights
Baltimore to Victoria flights
Baltimore to Saskatoon flights
Dulles Intl to Regina flights
Dulles Intl to Moncton flights
Reagan-National to Regina flights
Baltimore to Regina flights
Baltimore to Kelowna flights
Dulles Intl to Nanaimo 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 2, 2026.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$117Average$558FlexibilityNo cancel feeOn-time67%
Porter AirlinesCheapest$148Average$397FlexibilityNo cancel feeOn-time52%
United AirlinesCheapest$188Average$606FlexibilityNo cancel feeOn-time69%

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