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Cheap flights from Quebec to Washington, D.C. Dulles Intl Airport from C$ 177

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 22/4. Fares are subject to change and may not be available on all flights or dates of travel.
YUL — IAD
31 Mar — 7 Apr1
1 adult

Cheap flight deals from Quebec to Dulles Intl

Keep the following information in mind while searching for Quebec to Dulles Intl flight deals. Data was last updated 26 March 2025.

Round-trip from

C$ 350

One-way from

C$ 177

Popular in

December

Cheapest in

August

Average price

C$ 516

Good round-trip deal

C$ 502 or less

Good one-way deal

C$ 261 or less
Air Canada
  • Air Canada
  • 8/4-9/4
  • Nonstop
  • 3h 53m total
  • Quebec to Washington, D.C.
Search Deals
Porter Airlines
  • Porter Airlines
  • 22/4
  • 1 total stop
  • 3h 19m total
  • Quebec to Washington, D.C.
Search Deals
Highest demand for flights based on searches. 4% potential increase in price (C$ 37 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (C$ 9 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2025
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Price to beat on a round-trip flight from Quebec to Washington, D.C. Dulles Intl.
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Price to beat on a one-way flight from Quebec to Washington, D.C. Dulles Intl.
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Find flight deals from Quebec to Dulles Intl

Cheapest flights from Quebec to Dulles Intl
Explore the most affordable flight options available from Quebec to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 26 March 2025.

Tue 8/41:15 p.m.YUL - IAD
Nonstop1h 58mAir Canada
Wed 9/43:55 p.m.IAD - YUL
Nonstop1h 55mAir Canada
Deal found 25/3C$ 350
Fri 11/42:20 p.m.YUL - IAD
Nonstop1h 59mUnited Airlines
Thu 17/44:07 p.m.IAD - YUL
Nonstop1h 53mUnited Airlines
Deal found 25/3C$ 352
Wed 14/511:15 a.m.YUL - IAD
Nonstop1h 59mMultiple Airlines
Tue 20/54:20 p.m.IAD - YUL
1 stop5h 55mMultiple Airlines
Deal found 25/3C$ 353
Fri 18/44:05 p.m.YUL - IAD
1 stop6h 19mPorter Airlines
Mon 21/41:53 p.m.IAD - YUL
Nonstop1h 57mPorter Airlines
Deal found 25/3C$ 355
Sat 12/45:25 p.m.YOW - IAD
1 stop6h 34mAir Canada
Thu 24/48:17 a.m.IAD - YOW
Nonstop1h 41mAir Canada
Deal found 25/3C$ 373
Sun 6/47:00 a.m.YOW - IAD
1 stop5h 39mPorter Airlines
Mon 7/41:45 p.m.IAD - YOW
1 stop4h 49mPorter Airlines
Deal found 25/3C$ 399
Thu 24/45:55 a.m.YOW - IAD
1 stop7h 04mMultiple Airlines
Mon 28/44:07 p.m.IAD - YOW
2 stops8h 15mMultiple Airlines
Deal found 25/3C$ 428
Tue 8/49:15 a.m.YUL - IAD
Nonstop1h 59mLufthansa
Wed 9/41:53 p.m.IAD - YUL
Nonstop1h 57mLufthansa
Deal found 25/3C$ 442
Mon 14/44:50 p.m.YUL - IAD
2 stops7h 38mDelta
Thu 1/57:35 a.m.IAD - YUL
1 stop9h 17mDelta
Deal found 25/3C$ 473
Thu 10/46:00 a.m.YOW - IAD
1 stop5h 39mUnited Airlines
Thu 17/410:14 p.m.IAD - YOW
Nonstop1h 39mUnited Airlines
Deal found 25/3C$ 496
Thu 10/42:15 p.m.YQB - IAD
1 stop8h 09mPorter Airlines
Fri 11/47:00 a.m.IAD - YQB
1 stop6h 30mPorter Airlines
Deal found 24/3C$ 501
Sun 15/66:45 a.m.YUL - IAD
2 stops9h 48mWestJet
Sat 21/66:00 a.m.IAD - YUL
1 stop17h 55mWestJet
Deal found 25/3C$ 519

Cheapflights Fare Finder

Customize your flight search to find flights from Quebec to Dulles Intl 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 26 March 2025.
Use the filters below to find and compare flights from Quebec to Washington, D.C. Dulles Intl Airport that are best for you.

Fly from

Quebec

Fly to

Dulles Intl

Route

Depart

Return

Price

MontrealWashington, D.C.

YUL - IAD

YULIAD

Montreal Pierre Elliott Trudeau Intl

Tue 8/4

1:15 p.m.-3:13 p.m.

Nonstop1h 58m

Washington, D.C. Dulles Intl

Wed 9/4

3:55 p.m.-5:50 p.m.

Nonstop1h 55m

C$ 350

MontrealWashington, D.C.

YUL - IAD

YULIAD

Montreal Pierre Elliott Trudeau Intl

Fri 11/4

2:20 p.m.-4:19 p.m.

Nonstop1h 59m

Washington, D.C. Dulles Intl

Thu 17/4

4:07 p.m.-6:00 p.m.

Nonstop1h 53m

C$ 352

MontrealWashington, D.C.

YUL - IAD

YULIAD

Montreal Pierre Elliott Trudeau Intl

Wed 14/5

11:15 a.m.-1:14 p.m.

Nonstop1h 59m

Washington, D.C. Dulles Intl

Tue 20/5

4:20 p.m.-10:15 p.m.

1 stop5h 55m

C$ 353

MontrealWashington, D.C.

YUL - IAD

YULIAD

Montreal Pierre Elliott Trudeau Intl

Fri 18/4

4:05 p.m.-10:24 p.m.

1 stop6h 19m

Washington, D.C. Dulles Intl

Mon 21/4

1:53 p.m.-3:50 p.m.

Nonstop1h 57m

C$ 355

OttawaWashington, D.C.

YOW - IAD

YOWIAD

Ottawa

Sat 12/4

5:25 p.m.-11:59 p.m.

1 stop6h 34m

Washington, D.C. Dulles Intl

Thu 24/4

8:17 a.m.-9:58 a.m.

Nonstop1h 41m

C$ 373

OttawaWashington, D.C.

YOW - IAD

YOWIAD

Ottawa

Sun 6/4

7:00 a.m.-12:39 p.m.

1 stop5h 39m

Washington, D.C. Dulles Intl

Mon 7/4

1:45 p.m.-6:34 p.m.

1 stop4h 49m

C$ 399

OttawaWashington, D.C.

YOW - IAD

YOWIAD

Ottawa

Thu 24/4

5:55 a.m.-12:59 p.m.

1 stop7h 04m

Washington, D.C. Dulles Intl

Mon 28/4

4:07 p.m.-12:22 a.m.

2 stops8h 15m

C$ 428

MontrealWashington, D.C.

YUL - IAD

YULIAD

Montreal Pierre Elliott Trudeau Intl

Tue 8/4

9:15 a.m.-11:14 a.m.

Nonstop1h 59m

Washington, D.C. Dulles Intl

Wed 9/4

1:53 p.m.-3:50 p.m.

Nonstop1h 57m

C$ 442

MontrealWashington, D.C.

YUL - IAD

YULIAD

Montreal Pierre Elliott Trudeau Intl

Mon 14/4

6:00 p.m.-12:28 a.m.

1 stop6h 28m

Washington, D.C. Dulles Intl

Fri 18/4

6:00 a.m.-4:00 p.m.

2 stops10h 00m

C$ 469

OttawaWashington, D.C.

YOW - IAD

YOWIAD

Ottawa

Fri 11/4

2:45 p.m.-4:28 p.m.

Nonstop1h 43m

Washington, D.C. Dulles Intl

Sun 13/4

8:17 a.m.-9:58 a.m.

Nonstop1h 41m

C$ 473

Flights are sorted by cheapest round-trip flights first.

Deals found on 24/3

Showing 1-10 of 34 results
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Best time to book a flight from Quebec to Dulles Intl

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

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

Currently, February is the cheapest month in which you can book a flight from Quebec to Washington, D.C. Dulles Intl Airport (average of C$ 256). Flying from Quebec to Washington, D.C. Dulles Intl Airport in October is currently the most expensive (average of C$ 352). 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 QC to IAD?

Find hourly flight availability from Quebec to Dulles Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 26 March 2025.

When flying from Quebec to Washington, D.C. Dulles Intl Airport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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

Explore weekly flight availability from Quebec to Dulles Intl. 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 26 March 2025.

The most flights from CAQC to IAD are scheduled on a Monday (9 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (2 on average).

Rainfall in Dulles Intl by month

Plan your trip to Dulles Intl by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Washington, D.C. Dulles Intl Airport ranges from 66.0 - 102.0 mm per month. May is typically the wettest month, when rainfall can reach 102.0 mm. February is typically the driest time to visit Washington, D.C. Dulles Intl Airport when rainfall is around 66.0 mm.

Temperature in Dulles Intl by month

Plan your trip to Dulles Intl by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Washington, D.C. Dulles Intl Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 27.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 2.0 C).

Reviews of airlines servicing Dulles Intl

Get insights into the airlines that provide service to Dulles Intl. 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 Dulles Intl. Reviews last updated 26 March 2025.
See what other customers who have flown with Delta, Porter Airlines and United Airlines from Quebec to Washington, D.C. have to say. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,891 reviews
Check prices

Overall

8.0

Boarding

8.2

Comfort

8.0

Entertainment

7.9

Food

7.3

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Delta
8.0
Very good
7,891 reviews
Delta
8.0
Very good
7,891 reviews
Check prices

Overall

8.0

Boarding

8.2

Comfort

8.0

Entertainment

7.9

Food

7.3

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Porter Airlines
7.9
Good
276 reviews
Delta
8.0
Very good
7,891 reviews
Check prices

Overall

8.0

Boarding

8.2

Comfort

8.0

Entertainment

7.9

Food

7.3

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
United Airlines
7.4
Good
8,608 reviews
Delta
8.0
Very good
7,891 reviews
Check prices

Overall

8.0

Boarding

8.2

Comfort

8.0

Entertainment

7.9

Food

7.3

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,891 reviews
Check prices

Overall

8.0

Boarding

8.2

Comfort

8.0

Entertainment

7.9

Food

7.3

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
WestJet
7.2
Good
2,785 reviews
Delta
8.0
Very good
7,891 reviews
Check prices

Overall

8.0

Boarding

8.2

Comfort

8.0

Entertainment

7.9

Food

7.3

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Related info for your journey

Find useful and relevant information for your journey from Quebec to Dulles Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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

    For one-way options, check prices for Porter Airlines. According to our data, you can fly for as low as C$ 177. Users have also found prices from C$ 182 and C$ 217 on Air Canada and United Airlines, respectively.

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

    The most popular route from Quebec to Washington, D.C. Dulles Intl Airport is Montreal Pierre Elliott Trudeau Intl - Washington, D.C. Dulles Intl. You may also consider Ottawa - Washington, D.C. Dulles Intl or Québec City - Washington, D.C. Dulles Intl.

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

    The top 3 most reliable airlines when flying from Quebec to Washington, D.C. Dulles Intl Airport are Sun Country Air (100%), Avianca (97%) and Copa Airlines (93%).

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

    Looking at all options, your cheapest flight can be booked for C$ 197. While the most popular route (Montreal Pierre Elliott Trudeau Intl - Washington, D.C. Dulles Intl) can be booked for C$ 266 on average our data indicates C$ 1,435 when flying from Quebec to Washington, D.C. Dulles Intl Airport.

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

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

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

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

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

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

    Currently, February is the cheapest month in which you can book a flight from Quebec to Washington, D.C. Dulles Intl Airport (average of C$ 256). Flying from Quebec to Washington, D.C. Dulles Intl Airport in October is currently the most expensive (average of C$ 352). 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

Travelling to a place near Quebec?

Book flights to Quebec if you plan to visit one of these locations
Herndon
Warrenton
Arlington
Hanover
Fairfax
Bel Air
Chantilly
Winchester
Falls Church
Alexandria
Manassas
Fredericksburg
Rockville

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Alternative routes for Quebec to Dulles Intl

See prices for flight routes from nearby airports that may be better suited for you.
Pearson Intl to Dulles Intl flights
Pearson Intl to Reagan-National flights
Pierre Elliott Trudeau Intl to Dulles Intl flights
Pearson Intl to Baltimore flights
Toronto Island to Dulles Intl flights
Vancouver Intl to Dulles Intl flights
Pierre Elliott Trudeau Intl to Reagan-National flights
Vancouver Intl to Baltimore flights
Calgary to Baltimore flights
Vancouver Intl to Reagan-National flights
Ottawa to Dulles Intl flights
Calgary to Dulles Intl flights
Calgary to Reagan-National flights
Ottawa to Reagan-National flights
Pierre Elliott Trudeau Intl to Baltimore flights
Toronto Island to Baltimore flights
Toronto Island to Reagan-National flights
Ottawa to Baltimore flights
Edmonton to Dulles Intl flights
Edmonton to Reagan-National flights
Edmonton to Baltimore flights
Québec City to Dulles Intl flights
Québec City to Reagan-National flights
Winnipeg to Dulles Intl flights
Québec City to Baltimore flights
Winnipeg to Baltimore flights
Winnipeg to Reagan-National flights
Halifax to Reagan-National flights
Halifax to Dulles Intl flights
Saskatoon to Reagan-National flights
Halifax to Baltimore flights
Saskatoon to Baltimore flights
Victoria to Dulles Intl flights
Kamloops to Baltimore flights
Kelowna to Dulles Intl flights
Kamloops to Dulles Intl flights
Victoria to Reagan-National flights
Kelowna to Baltimore flights
Fredericton to Dulles Intl flights
St. John's to Dulles Intl flights
London to Reagan-National flights
London to Dulles Intl flights
Victoria to Baltimore flights
Regina to Reagan-National flights
Regina to Dulles Intl flights
London to Baltimore flights
Thunder Bay to Dulles Intl flights

Top 3 airlines flying from Quebec to Dulles Intl

Discover the top 3 airlines that operate flights from Quebec to Dulles Intl. 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 26 March 2025.
AirlineCheapestAverageFlexibilityOn-time
Porter AirlinesCheapestC$ 347AverageC$ 429FlexibilityNo cancel feeOn-time52%
Search Porter Airlines flights
Air CanadaCheapestC$ 351AverageC$ 657FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
United AirlinesCheapestC$ 375AverageC$ 498FlexibilityNo 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 Quebec to Dulles Intl?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Dulles Intl from Quebec today with Cheapflights!

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

Cheapflights simply makes it quick and affordable to book flights from Quebec to Dulles Intl 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 Quebec to Dulles Intl with no change fees?

Certainly. Search results for flights to Dulles Intl from Quebec shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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

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

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