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Cheap flights from Quebec to Washington, D.C. from $143

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Quebec to Washington, D.C. departing on 8/21. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Cheap round-trip flights

Porter Airlines Logo
10:45 am - 3:06 pmYUL-IAD
4h 21m1 stop
Porter Airlines Logo
4:20 pm - 8:10 pmIAD-YUL
3h 50m1 stop
$236Porter Airlines
Find Deal
mié., sep. 3 - mié., sep. 10
Porter Airlines Logo
10:45 am - 2:56 pmYUL-IAD
4h 11m1 stop
Porter Airlines Logo
4:10 pm - 8:10 pmIAD-YUL
4h 00m1 stop
$245Porter Airlines
Find Deal
jue., ago. 21 - dom., ago. 24
Air Canada Logo
7:10 pm - 9:05 pmYUL-IAD
1h 55mnonstop
Air Canada Logo
9:35 am - 11:28 amIAD-YUL
1h 53mnonstop
$268Air Canada
Find Deal
vie., sep. 19 - lun., sep. 22
Air Canada Logo
7:10 pm - 9:01 pmYUL-IAD
1h 51mnonstop
Air Canada Logo
9:35 am - 11:30 amIAD-YUL
1h 55mnonstop
$269Air Canada
Find Deal
jue., ago. 21 - dom., ago. 24
United Airlines Logo
2:20 pm - 4:18 pmYUL-IAD
1h 58mnonstop
United Airlines Logo
5:37 pm - 7:45 pmIAD-YUL
2h 08mnonstop
$271United Airlines
Find Deal
vie., ago. 22 - dom., ago. 24
Logo
7:10 pm - 9:05 pmYUL-IAD
1h 55mnonstop
Logo
4:20 pm - 10:15 pmIAD-YUL
5h 55m1 stop
$283
Find Deal
jue., sep. 18 - jue., sep. 25
United Airlines Logo
9:15 am - 11:13 amYUL-IAD
1h 58mnonstop
United Airlines Logo
5:37 pm - 7:45 pmIAD-YUL
2h 08mnonstop
$285United Airlines
Find Deal
jue., ago. 21 - dom., ago. 24
Logo
7:10 pm - 9:01 pmYUL-IAD
1h 51mnonstop
Logo
4:10 pm - 10:15 pmIAD-YUL
6h 05m1 stop
$288
Find Deal
jue., ago. 21 - dom., ago. 24
Delta Logo
7:00 am - 2:31 pmYUL-IAD
7h 31m1 stop
Delta Logo
6:15 am - 5:43 pmIAD-YUL
11h 28m2 stops
$297Delta
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mié., ago. 27 - dom., ago. 31
Delta Logo
6:00 am - 6:35 pmYUL-IAD
12h 35m2 stops
Delta Logo
7:22 am - 5:50 pmIAD-YUL
10h 28m1 stop
$298Delta
Find Deal
vie., ago. 22 - dom., ago. 24

Porter Airlines flights from Quebec to Washington, D.C. Dulles Intl Airport

Our best Porter Airlines deals on Quebec to Washington, D.C. Dulles Intl Airport flight tickets
Porter Airlines
Sep 3
YUL10:45 amMontreal Pierre Elliott Trudeau Intl
4h 21m
1 stop
IAD3:06 pmWashington, D.C. Dulles Intl
Sep 10
IAD4:20 pmWashington, D.C. Dulles Intl
3h 50m
1 stop
YUL8:10 pmMontreal Pierre Elliott Trudeau Intl
$236
Find similar
Porter Airlines
Aug 21
YUL10:45 amMontreal Pierre Elliott Trudeau Intl
4h 11m
1 stop
IAD2:56 pmWashington, D.C. Dulles Intl
Aug 24
IAD4:10 pmWashington, D.C. Dulles Intl
4h 00m
1 stop
YUL8:10 pmMontreal Pierre Elliott Trudeau Intl
$245
Find similar
Porter Airlines
Aug 21
YUL10:45 amMontreal Pierre Elliott Trudeau Intl
4h 11m
1 stop
IAD2:56 pmWashington, D.C. Dulles Intl
Aug 25
IAD4:10 pmWashington, D.C. Dulles Intl
4h 00m
1 stop
YUL8:10 pmMontreal Pierre Elliott Trudeau Intl
$246
Find similar

United Airlines flights from Quebec to Washington, D.C. Dulles Intl Airport

Our best United Airlines deals on Quebec to Washington, D.C. Dulles Intl Airport flight tickets
United Airlines
Aug 22
YUL2:20 pmMontreal Pierre Elliott Trudeau Intl
1h 58m
IAD4:18 pmWashington, D.C. Dulles Intl
Aug 24
IAD5:37 pmWashington, D.C. Dulles Intl
2h 08m
YUL7:45 pmMontreal Pierre Elliott Trudeau Intl
$271
Find similar
United Airlines
Aug 21
YUL9:15 amMontreal Pierre Elliott Trudeau Intl
1h 58m
IAD11:13 amWashington, D.C. Dulles Intl
Aug 24
IAD5:37 pmWashington, D.C. Dulles Intl
2h 08m
YUL7:45 pmMontreal Pierre Elliott Trudeau Intl
$285
Find similar
United Airlines
Aug 21
YUL3:41 pmMontreal Pierre Elliott Trudeau Intl
7h 18m
1 stop
IAD10:59 pmWashington, D.C. Dulles Intl
Aug 24
IAD5:37 pmWashington, D.C. Dulles Intl
2h 08m
YUL7:45 pmMontreal Pierre Elliott Trudeau Intl
$287
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Quebec to Washington, D.C. Dulles Intl Airport 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, momondo users made 832,500 searches. Data last updated agosto 4, 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

Fly to

Route

Depart

Return

Price

MontrealWashington, D.C.

YUL - IAD

YULIAD

Montreal Pierre Elliott Trudeau Intl

mié. 9/3

10:45 am-3:06 pm

1 stop4h 21m

Washington, D.C. Dulles Intl

mié. 9/10

4:20 pm-8:10 pm

1 stop3h 50m

$236

MontrealWashington, D.C.

YUL - IAD

YULIAD

Montreal Pierre Elliott Trudeau Intl

jue. 8/21

10:45 am-2:56 pm

1 stop4h 11m

Washington, D.C. Dulles Intl

dom. 8/24

4:10 pm-8:10 pm

1 stop4h 00m

$245

MontrealWashington, D.C.

YUL - IAD

YULIAD

Montreal Pierre Elliott Trudeau Intl

vie. 9/19

7:10 pm-9:05 pm

Nonstop1h 55m

Washington, D.C. Dulles Intl

lun. 9/22

9:35 am-11:28 am

Nonstop1h 53m

$268

MontrealWashington, D.C.

YUL - IAD

YULIAD

Montreal Pierre Elliott Trudeau Intl

jue. 8/21

7:10 pm-9:01 pm

Nonstop1h 51m

Washington, D.C. Dulles Intl

dom. 8/24

9:35 am-11:30 am

Nonstop1h 55m

$269

MontrealWashington, D.C.

YUL - IAD

YULIAD

Montreal Pierre Elliott Trudeau Intl

vie. 8/22

2:20 pm-4:18 pm

Nonstop1h 58m

Washington, D.C. Dulles Intl

dom. 8/24

5:37 pm-7:45 pm

Nonstop2h 08m

$271

MontrealWashington, D.C.

YUL - IAD

YULIAD

Montreal Pierre Elliott Trudeau Intl

jue. 9/18

7:10 pm-9:05 pm

Nonstop1h 55m

Washington, D.C. Dulles Intl

jue. 9/25

4:20 pm-10:15 pm

1 stop5h 55m

$283

MontrealWashington, D.C.

YUL - IAD

YULIAD

Montreal Pierre Elliott Trudeau Intl

jue. 8/21

9:15 am-11:13 am

Nonstop1h 58m

Washington, D.C. Dulles Intl

dom. 8/24

5:37 pm-7:45 pm

Nonstop2h 08m

$285

MontrealWashington, D.C.

YUL - IAD

YULIAD

Montreal Pierre Elliott Trudeau Intl

jue. 8/21

7:10 pm-9:01 pm

Nonstop1h 51m

Washington, D.C. Dulles Intl

dom. 8/24

4:10 pm-10:15 pm

1 stop6h 05m

$288

MontrealWashington, D.C.

YUL - IAD

YULIAD

Montreal Pierre Elliott Trudeau Intl

mié. 8/27

7:00 am-2:31 pm

1 stop7h 31m

Washington, D.C. Dulles Intl

dom. 8/31

6:15 am-5:43 pm

2 stops11h 28m

$297

MontrealWashington, D.C.

YUL - IAD

YULIAD

Montreal Pierre Elliott Trudeau Intl

vie. 8/22

6:00 am-6:35 pm

2 stops12h 35m

Washington, D.C. Dulles Intl

dom. 8/24

7:22 am-5:50 pm

1 stop10h 28m

$298

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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How to get the cheapest flight ticket from Quebec to Washington, D.C. Dulles Intl Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Washington, D.C. Dulles Intl Airport?

In general, February is the cheapest month to fly from Quebec to Washington, D.C. Dulles Intl Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $260. If you aren’t able to travel to Washington, D.C. Dulles Intl Airport during the month of February, then flying in March is also cheap. Prices for this month can be found on momondo for an average of $266.

What is the cheapest day to depart on your flight to Washington, D.C. Dulles Intl Airport?

Our data shows that Saturday is the least expensive day to fly to Washington, D.C. Dulles Intl Airport. Tickets to fly out on this day can be as low as $446. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from Quebec to Washington, D.C. Dulles Intl Airport for around $785.

What is the cheapest time of day to depart on your flight to Washington, D.C. Dulles Intl Airport?

Flying to Washington, D.C. Dulles Intl Airport from Quebec in the afternoon is the least expensive time of day to depart. momondo users have found prices as low as $367 when looking at flights departing in the afternoon. If you have a flexible travel schedule, then try to avoid flying in the evening when prices are $654 on average. Flights to Washington, D.C. Dulles Intl Airport from Quebec in the evening are generally more expensive because this time of day is more convenient for travelers’ schedules.

What is the cheapest Quebec to Washington, D.C. Dulles Intl flight route?

Fly from Montreal Pierre Elliott Trudeau Intl to Washington, D.C. Dulles Intl for the best Quebec - Washington, D.C. Dulles Intl flight prices

How far in advance should I book a flight to Washington, D.C. Dulles Intl Airport?

You are more likely to see cheaper flights to Washington, D.C. Dulles Intl Airport from Quebec when booking weeks ahead of your departure date. In general, you can expect to find flights to Washington, D.C. Dulles Intl Airport for around $341 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Washington, D.C. Dulles Intl Airport from Quebec for as low as $229 on momondo.

What cabin class options are available on Quebec to Washington, D.C. Dulles Intl flights?

There are 4 cabin classes available to choose from on Quebec to Washington, D.C. Dulles Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Quebec to Washington, D.C. Dulles Intl Airport flights?

No. A direct flight is the cheapest option for a flight between Quebec to Washington, D.C. Dulles Intl Airport.

Cheap Quebec to Washington, D.C. Dulles Intl Airport flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Quebec to Washington, D.C. Dulles Intl Airport

Best Price Found

$143

Fastest flight time

1h 35m

Direct flights

Every day
The best one-way flight to Washington, D.C. Dulles Intl Airport from Quebec in the past 72 hours is $143. The best round-trip flight deal from Quebec to Washington, D.C. Dulles Intl Airport found on momondo in the last 72 hours is $236.
The fastest flight from Quebec to Washington, D.C. Dulles Intl Airport takes 1h 35m
Direct flights go from Quebec to Washington, D.C. Dulles Intl Airport every day.
Search flight deals

  • When did momondo last update prices for flights from Quebec to Washington, D.C. Dulles Intl Airport?

    Prices for flights from Quebec to Washington, D.C. Dulles Intl Airport refresh daily.

  • How many operators does momondo search for flights from Quebec to Washington, D.C. Dulles Intl Airport?

  • How old do you have to be to fly from Quebec to Washington, D.C. Dulles Intl Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Quebec to Washington, D.C. Dulles Intl Airport.

  • What documentation or ID do you need to fly to Washington, D.C. Dulles Intl Airport?

    The travel and health documents you'll need for your trip to Washington, D.C. Dulles Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Washington, D.C. Dulles Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Quebec to Washington, D.C. Dulles Intl Airport?

Best airlines flying from Quebec to Washington, D.C. Dulles Intl Airport

Compare and see reviews for airlines that fly from Quebec to Washington, D.C. Dulles Intl Airport with momondo
Airline
Rating
Free Cancellation
Price
Porter AirlinesPriceFrom $202Free CancellationRating
8.0
321 reviews
Search Porter Airlines flights
Air CanadaPriceFrom $220Free CancellationRating
7.1
9,879 reviews
Search Air Canada flights
United AirlinesPriceFrom $246Free CancellationRating
7.4
8,912 reviews
Search United Airlines flights

Traveling to a place near Washington, D.C.?

Book flights to Washington, D.C. if you plan to visit one of these locations
Alexandria
Gettysburg
Arlington
National Harbor
Winchester
Woodbridge
Laurel
Silver Spring
Tysons
Waldorf
Fredericksburg
Harpers Ferry
Colonial Beach
Manassas
Rockville
Towson
Gaithersburg
Fairfax
Reston
Glen Burnie

Why use momondo?

Why should I use momondo to find a flight deal from Quebec to Washington, D.C.?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Quebec to Washington, D.C.. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Quebec to Washington, D.C. with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Quebec to Washington, D.C. flights to just show those with flexible booking policies.

How can momondo help me find flights from Quebec to Washington, D.C.?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Quebec to Washington, D.C..

I’m not ready to book a flight from Quebec to Washington, D.C. right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Quebec to Washington, D.C. flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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