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Cheap flights from Québec City to Washington, D.C. from C$ 286

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Québec City to Washington, D.C. departing on 14/9. 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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Find the cheapest flights from Québec City to Washington, D.C.

Cheap round-trip flights

Logo
11:00 a.m. - 3:06 p.m.YQB-IAD
4h 06m1 stop
Logo
4:20 p.m. - 8:00 a.m.IAD-YQB
15h 40m2 stops
C$ 678
Find Deal
Sat, 13 Sep - Sat, 20 Sep
Porter Airlines Logo
11:00 a.m. - 3:06 p.m.YQB-IAD
4h 06m1 stop
Porter Airlines Logo
4:20 p.m. - 3:55 p.m.IAD-YQB
23h 35m1 stop
C$ 716Porter Airlines
Find Deal
Sat, 13 Sep - Sat, 20 Sep
Logo
11:00 a.m. - 3:06 p.m.YQB-IAD
4h 06m1 stop
Logo
11:35 a.m. - 3:55 p.m.IAD-YQB
4h 20m1 stop
C$ 737
Find Deal
Fri, 17 Oct - Mon, 20 Oct
Logo
10:15 p.m. - 2:56 p.m.YQB-IAD
16h 41m2 stops
Logo
4:20 p.m. - 8:40 a.m.IAD-YQB
16h 20m2 stops
C$ 792
Find Deal
Wed, 20 Aug - Tue, 7 Oct
United Airlines Logo
2:55 p.m. - 11:59 p.m.YQB-IAD
9h 04m1 stop
United Airlines Logo
5:33 p.m. - 10:47 p.m.IAD-YQB
5h 14m1 stop
C$ 825United Airlines
Find Deal
Mon, 10 Nov - Fri, 14 Nov
Air Canada Logo
2:45 p.m. - 9:01 p.m.YQB-IAD
6h 16m1 stop
Air Canada Logo
9:35 a.m. - 1:55 p.m.IAD-YQB
4h 20m1 stop
C$ 831Air Canada
Find Deal
Thu, 21 Aug - Sun, 24 Aug
United Airlines Logo
4:55 p.m. - 10:59 p.m.YQB-IAD
6h 04m1 stop
United Airlines Logo
6:15 a.m. - 10:00 a.m.IAD-YQB
3h 45m1 stop
C$ 832United Airlines
Find Deal
Wed, 20 Aug - Tue, 7 Oct
Air Canada Logo
10:50 a.m. - 3:54 p.m.YQB-IAD
5h 04m1 stop
Air Canada Logo
9:55 a.m. - 2:29 p.m.IAD-YQB
4h 34m1 stop
C$ 841Air Canada
Find Deal
Mon, 10 Nov - Fri, 14 Nov
American Airlines Logo
4:14 p.m. - 6:51 p.m.YQB-IAD
26h 37m2 stops
American Airlines Logo
5:26 p.m. - 1:44 p.m.IAD-YQB
20h 18m2 stops
C$ 1,069American Airlines
Find Deal
Mon, 8 Sep - Thu, 11 Sep
American Airlines Logo
4:14 p.m. - 6:51 p.m.YQB-IAD
26h 37m2 stops
American Airlines Logo
5:26 p.m. - 1:44 p.m.IAD-YQB
20h 18m2 stops
C$ 1,072American Airlines
Find Deal
Mon, 8 Sep - Thu, 11 Sep

Air Canada flights from Québec City to Washington, D.C. Dulles Intl Airport

Our best Air Canada deals on Québec City to Washington, D.C. Dulles Intl Airport flight tickets
Air Canada
21 Aug
YQB2:45 p.m.Québec City
6h 16m
1 stop
IAD9:01 p.m.Washington, D.C. Dulles Intl
24 Aug
IAD9:35 a.m.Washington, D.C. Dulles Intl
4h 20m
1 stop
YQB1:55 p.m.Québec City
C$ 831
Find similar
Air Canada
10 Nov
YQB10:50 a.m.Québec City
5h 04m
1 stop
IAD3:54 p.m.Washington, D.C. Dulles Intl
14 Nov
IAD9:55 a.m.Washington, D.C. Dulles Intl
4h 34m
1 stop
YQB2:29 p.m.Québec City
C$ 841
Find similar
Air Canada
20 Aug
YQB5:20 a.m.Québec City
4h 17m
1 stop
IAD9:37 a.m.Washington, D.C. Dulles Intl
20 Aug
IAD2:25 p.m.Washington, D.C. Dulles Intl
4h 30m
1 stop
YQB6:55 p.m.Québec City
C$ 849
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Porter Airlines flights from Québec City to Washington, D.C. Dulles Intl Airport

Our best Porter Airlines deals on Québec City to Washington, D.C. Dulles Intl Airport flight tickets
Porter Airlines
13 Sep
YQB11:00 a.m.Québec City
4h 06m
1 stop
IAD3:06 p.m.Washington, D.C. Dulles Intl
20 Sep
IAD4:20 p.m.Washington, D.C. Dulles Intl
23h 35m
1 stop
YQB3:55 p.m.Québec City
C$ 716
Find similar
Porter Airlines
28 Sep
YQB11:00 a.m.Québec City
23h 16m
1 stop
IAD10:16 a.m.Washington, D.C. Dulles Intl
29 Sep
IAD4:20 p.m.Washington, D.C. Dulles Intl
23h 35m
1 stop
YQB3:55 p.m.Québec City
C$ 902
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momondo Fare Finder

 
Customize your flight search to find flights from Québec City 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 96,600 searches. Data last updated 2 August 2025.
Use the filters below to find and compare flights from Québec City to Washington, D.C. Dulles Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Québec CityWashington, D.C.

YQB - IAD

YQBIAD

Québec City

Sat 13/9

11:00 a.m.-3:06 p.m.

1 stop4h 06m

Washington, D.C. Dulles Intl

Sat 20/9

4:20 p.m.-8:00 a.m.

2 stops15h 40m

C$ 678

Québec CityWashington, D.C.

YQB - IAD

YQBIAD

Québec City

Sat 13/9

11:00 a.m.-3:06 p.m.

1 stop4h 06m

Washington, D.C. Dulles Intl

Sat 20/9

4:20 p.m.-3:55 p.m.

1 stop23h 35m

C$ 716

Québec CityWashington, D.C.

YQB - IAD

YQBIAD

Québec City

Fri 17/10

11:00 a.m.-3:06 p.m.

1 stop4h 06m

Washington, D.C. Dulles Intl

Mon 20/10

11:35 a.m.-3:55 p.m.

1 stop4h 20m

C$ 737

Québec CityWashington, D.C.

YQB - IAD

YQBIAD

Québec City

Wed 20/8

10:15 p.m.-2:56 p.m.

2 stops16h 41m

Washington, D.C. Dulles Intl

Tue 7/10

4:20 p.m.-8:40 a.m.

2 stops16h 20m

C$ 792

Québec CityWashington, D.C.

YQB - IAD

YQBIAD

Québec City

Mon 10/11

2:55 p.m.-11:59 p.m.

1 stop9h 04m

Washington, D.C. Dulles Intl

Fri 14/11

5:33 p.m.-10:47 p.m.

1 stop5h 14m

C$ 825

Québec CityWashington, D.C.

YQB - IAD

YQBIAD

Québec City

Thu 21/8

2:45 p.m.-9:01 p.m.

1 stop6h 16m

Washington, D.C. Dulles Intl

Sun 24/8

9:35 a.m.-1:55 p.m.

1 stop4h 20m

C$ 831

Québec CityWashington, D.C.

YQB - IAD

YQBIAD

Québec City

Wed 20/8

4:55 p.m.-10:59 p.m.

1 stop6h 04m

Washington, D.C. Dulles Intl

Tue 7/10

6:15 a.m.-10:00 a.m.

1 stop3h 45m

C$ 832

Québec CityWashington, D.C.

YQB - IAD

YQBIAD

Québec City

Mon 10/11

10:50 a.m.-3:54 p.m.

1 stop5h 04m

Washington, D.C. Dulles Intl

Fri 14/11

9:55 a.m.-2:29 p.m.

1 stop4h 34m

C$ 841

Québec CityWashington, D.C.

YQB - IAD

YQBIAD

Québec City

Mon 8/9

4:14 p.m.-6:51 p.m.

2 stops26h 37m

Washington, D.C. Dulles Intl

Thu 11/9

5:26 p.m.-1:44 p.m.

2 stops20h 18m

C$ 1,069

Québec CityWashington, D.C.

YQB - IAD

YQBIAD

Québec City

Mon 8/9

4:14 p.m.-6:51 p.m.

2 stops26h 37m

Washington, D.C. Dulles Intl

Thu 11/9

5:26 p.m.-1:44 p.m.

2 stops20h 18m

C$ 1,072

Flights are sorted by cheapest round-trip flights first.

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See travel insights to Washington, D.C. from

How to get the cheapest flight ticket from Québec City 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 day to depart on your flight to Washington, D.C. Dulles Intl Airport?

According to our data, Thursday is the cheapest day to fly to Washington, D.C. Dulles Intl Airport from Québec City. The lowest ticket price found for a Thursday departure recently was C$ 686. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. Be sure to avoid booking your departure on a Friday as prices are generally higher than usual. According to our data, the average ticket price to Washington, D.C. Dulles Intl Airport on Friday is C$ 873.

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

Our most recent data shows that the best time of day to fly to Washington, D.C. Dulles Intl Airport is in the morning. Flights from Québec City to Washington, D.C. Dulles Intl Airport during this time can be as low as C$ 781. In the afternoon is when there is more demand to fly to Washington, D.C. Dulles Intl Airport, so prices are often more expensive at around C$ 873 per ticket.

When to book flights from Québec City to Washington, D.C. Dulles Intl Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Québec City to Washington, D.C. Dulles Intl Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Québec City to Washington, D.C. Dulles Intl Airport (YQB to IAD) flight deals and tips

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

Best price found

C$ 286

Fastest flight time

4h 06m

Direct flights

None
The best one-way flight to Washington, D.C. Dulles Intl Airport from Québec City in the past 72 hours is C$ 286. The best round-trip flight deal from Québec City to Washington, D.C. Dulles Intl Airport found on momondo in the last 72 hours is C$ 678.
The fastest flight from Québec City to Washington, D.C. Dulles Intl Airport takes 4h 06m
There are no direct flights from Québec City to Washington, D.C. Dulles Intl Airport. Popular non-direct route for this connection is Québec City Airport - Washington, D.C. Dulles Intl Airport.
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  • How far is Québec City to Washington, D.C. Dulles Intl by plane?

    Washington, D.C. Dulles Intl is 1009.8 km away from Québec City. By plane, this route typically takes 4h 06m.

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

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

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

  • How old do you have to be to fly from Québec City Airport 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 Québec City Airport 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 required for your trip to Washington, D.C. Dulles Intl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Washington, D.C. Dulles Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular airline from Québec City to Washington, D.C. Dulles Intl Airport?

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

Compare and see reviews for airlines that fly from Québec City to Washington, D.C. Dulles Intl Airport with momondo
Airline
Rating
Free Cancellation
Price
Air CanadaPriceFrom C$ 686Free CancellationRating
7.1
9,855 reviews
Search Air Canada flights

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

Book flights to Washington, D.C. if you plan to visit one of these locations
Herndon
Linthicum Heights
Bethesda
Alexandria
Silver Spring
Reston
Laurel
Pikesville
Chantilly
Fairfax
Capitol Heights
Winchester
Arlington
Gettysburg
Manassas
Fredericksburg
Ashburn
Woodbridge
Rockville
McLean

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Québec City to Washington, D.C. for you.

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

Yes. All flights to Washington, D.C. from Québec City on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

momondo provides multiple filters to help you find the best flight to Washington, D.C. from Québec City. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

If you are simply researching potential flights to Washington, D.C., momondo offers a useful price alert feature which will track prices for flights to Washington, D.C. from Québec City and alert you when they change.

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