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Dulles Intl

$178+ Cheap flights from Quebec to Dulles Intl (IAD)

YUL — IAD
Oct 22 — Oct 291
Thu 10/22
Thu 10/29
1 adult, Economy
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Cheap flight deals from Quebec to Dulles Intl

Cheapest flights from Quebec to Dulles Intl

Sat 10/36:30 am -
1 stop4h 15m
Sun 10/411:25 am -
1 stop6h 47m
Deal found 9/19$302
Thu 10/86:30 am -
1 stop4h 15m
Mon 10/1211:25 am -
1 stop6h 47m
Deal found 9/18$303
Sat 10/106:30 am -
1 stop4h 15m
Sun 10/113:50 pm -
1 stop5h 22m
Deal found 9/21$304
Sat 10/246:30 am -
1 stop4h 15m
Mon 10/2611:20 am -
1 stop4h 40m
Deal found 9/19$305
Fri 10/169:00 am -
1 stop6h 10m
Tue 10/2011:25 am -
1 stop6h 47m
Deal found 9/19$306
Fri 10/99:00 am -
1 stop6h 10m
Mon 10/1211:25 am -
1 stop6h 47m
Deal found 9/18$307
Thu 10/156:30 am -
1 stop4h 15m
Sat 10/1711:25 am -
1 stop6h 47m
Deal found 9/17$308
Sat 10/105:05 pm -
Nonstop1h 55m
Tue 10/279:55 am -
Nonstop1h 43m
Deal found 9/22$309
Fri 11/136:25 pm -
Nonstop1h 58m
Sun 11/229:55 am -
Nonstop1h 43m
Deal found 9/19$310
Fri 10/29:15 am -
Nonstop1h 58m
Sun 10/45:40 pm -
Nonstop2h 05m
Deal found 9/18$311
Fri 10/25:05 pm -
Nonstop1h 55m
Mon 10/59:45 am -
Nonstop1h 38m
Deal found 9/18$312
Thu 10/89:00 am -
1 stop6h 10m
Thu 10/153:50 pm -
1 stop5h 22m
Deal found 9/18$313

Find flight deals from Quebec to Dulles Intl

Round-trip from

$302
(Kissandfly.com)

One-way from

$178
(Flysmarter)

Popular in

August

Cheapest in

October

Average price

$370

Good round-trip deal

$388 or less

Good one-way deal

$249 or less
From Quebec to Washington, D.C. Dulles Intl
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One-way flight from Quebec to Washington, D.C. Dulles Intl
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Highest demand for flights based on searches. 12% potential increase in price ($50 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($7 potential savings vs. average RT price).
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Average for round-trip flights in September 2026
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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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Cheapflights Fare Finder

 
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

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

MontrealWashington, D.C.

YUL Montreal Pierre Elliott Trudeau Intl - IAD Washington, D.C. Dulles Intl

YULIAD

Montreal Pierre Elliott Trudeau Intl

Fri 10/23

9:15 am-11:13 am

Nonstop1h 58m

Washington, D.C. Dulles Intl

Wed 12/31

12:00 am-12:00 am

Nonstop0h 00m

$182

MontrealWashington, D.C.

YUL Montreal Pierre Elliott Trudeau Intl - IAD Washington, D.C. Dulles Intl

YULIAD

Montreal Pierre Elliott Trudeau Intl

Wed 11/18

9:15 am-11:28 am

Nonstop2h 13m

Washington, D.C. Dulles Intl

Wed 12/31

12:00 am-12:00 am

Nonstop0h 00m

$182

MontrealWashington, D.C.

YUL Montreal Pierre Elliott Trudeau Intl - IAD Washington, D.C. Dulles Intl

YULIAD

Montreal Pierre Elliott Trudeau Intl

Wed 10/14

9:15 am-11:13 am

Nonstop1h 58m

Washington, D.C. Dulles Intl

Wed 12/31

12:00 am-12:00 am

Nonstop0h 00m

$182

MontrealWashington, D.C.

YUL Montreal Pierre Elliott Trudeau Intl - IAD Washington, D.C. Dulles Intl

YULIAD

Montreal Pierre Elliott Trudeau Intl

Fri 11/27

2:13 pm-4:26 pm

Nonstop2h 13m

Washington, D.C. Dulles Intl

Wed 12/31

12:00 am-12:00 am

Nonstop0h 00m

$192

MontrealWashington, D.C.

YUL Montreal Pierre Elliott Trudeau Intl - IAD Washington, D.C. Dulles Intl

YULIAD

Montreal Pierre Elliott Trudeau Intl

Thu 10/8

9:15 am-11:13 am

Nonstop1h 58m

Washington, D.C. Dulles Intl

Wed 12/31

12:00 am-12:00 am

Nonstop0h 00m

$192

MontrealWashington, D.C.

YUL Montreal Pierre Elliott Trudeau Intl - IAD Washington, D.C. Dulles Intl

YULIAD

Montreal Pierre Elliott Trudeau Intl

Thu 11/5

3:00 pm-10:25 pm

1 stop7h 25m

Washington, D.C. Dulles Intl

Wed 12/31

12:00 am-12:00 am

Nonstop0h 00m

$197

MontrealWashington, D.C.

YUL Montreal Pierre Elliott Trudeau Intl - IAD Washington, D.C. Dulles Intl

YULIAD

Montreal Pierre Elliott Trudeau Intl

Tue 10/13

3:25 pm-10:59 pm

1 stop7h 34m

Washington, D.C. Dulles Intl

Wed 12/31

12:00 am-12:00 am

Nonstop0h 00m

$197

MontrealWashington, D.C.

YUL Montreal Pierre Elliott Trudeau Intl - IAD Washington, D.C. Dulles Intl

YULIAD

Montreal Pierre Elliott Trudeau Intl

Thu 11/5

2:46 pm-12:42 am

1 stop9h 56m

Washington, D.C. Dulles Intl

Wed 12/31

12:00 am-12:00 am

Nonstop0h 00m

$198

MontrealWashington, D.C.

YUL Montreal Pierre Elliott Trudeau Intl - IAD Washington, D.C. Dulles Intl

YULIAD

Montreal Pierre Elliott Trudeau Intl

Sun 12/20

6:30 pm-12:37 am

1 stop6h 07m

Washington, D.C. Dulles Intl

Wed 12/31

12:00 am-12:00 am

Nonstop0h 00m

$209

MontrealWashington, D.C.

YUL Montreal Pierre Elliott Trudeau Intl - IAD Washington, D.C. Dulles Intl

YULIAD

Montreal Pierre Elliott Trudeau Intl

Mon 10/5

2:20 pm-4:18 pm

Nonstop1h 58m

Washington, D.C. Dulles Intl

Wed 12/31

12:00 am-12:00 am

Nonstop0h 00m

$224

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/18

Showing 1-10 of 40 resultsSorted by cheapest first
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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

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 $270). Flying from Quebec to Washington, D.C. Dulles Intl Airport in June is currently the most expensive (average of $447). 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?

A simple way to save on the total cost of your ticket is to fly from Quebec to Washington, D.C. Dulles Intl Airport in the evening. If you’re flexible enough to do this you can expect to save up to 16% on your trip compared to booking a flight in the afternoon.

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

The most flights from CAQC to IAD are scheduled on a Monday (11 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (9 on average).

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

Airfare is below average for this route at the moment.
Quebec to Washington, D.C. Dulles Intl Airport flights typically cost between $335 and $410 in October.
The cheapest round-trip price found within the last 5 days was $302 on Porter Airlines (Oct 3-Oct 4).

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

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

Related info for your journey

  • How long is the flight from Quebec to Washington, D.C. Dulles Intl Airport?

    For as low as $311, United Airlines can have you in Washington, D.C. Dulles Intl Airport from Quebec in 1h 58m. Quebec and Washington, D.C. Dulles Intl Airport are separated by a distance of 488 mi. This flight may include one or multiple stops.

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

    The cheapest airlines for a one-way flight from Quebec to Washington, D.C. Dulles Intl Airport are Porter Airlines ($134), Air Canada ($165), and United Airlines ($192).

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

    While some choose either Ottawa - Washington, D.C. Dulles Intl or Québec City - Washington, D.C. Dulles Intl, Montreal Pierre Elliott Trudeau Intl - Washington, D.C. Dulles Intl is the most popular route from Quebec to Washington, D.C. Dulles Intl Airport.

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

    No one likes to see their flight delayed. When booking a flight from Quebec to Washington, D.C. Dulles Intl Airport consider choosing Sun Country Air (100%), Avianca (80%) or Copa Airlines (78%) as they are the most reliable in getting you off to your destination on time.

  • 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 $171. While the most popular route (Montreal Pierre Elliott Trudeau Intl - Washington, D.C. Dulles Intl) can be booked for $298 on average, our data indicates $382 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 $270). Flying from Quebec to Washington, D.C. Dulles Intl Airport in June is currently the most expensive (average of $447). 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

Traveling to a place near Washington, D.C. Dulles Intl Airport?

Book flights to Washington, D.C. Dulles Intl Airport if you plan to visit one of these locations
Alexandria
Arlington
Owings Mills
Lanham
Tysons
Chantilly
Woodbridge
Reston
Herndon
Hyattsville
Rockville
Fredericksburg
Falls Church
Sterling
Hanover
Laurel
Springfield
Oxon Hill
Clinton
Hunt Valley

Browse thousands of different options on Cheapflights for your next trip

Top 3 airlines flying from Quebec to Dulles Intl

AirlineCheapestAverageFlexibilityOn-time
Porter AirlinesCheapest$190Average$292FlexibilityNo cancel feeOn-time52%
Air CanadaCheapest$259Average$351FlexibilityNo cancel feeOn-time67%
United AirlinesCheapest$280Average$394FlexibilityNo cancel feeOn-time69%

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