Latest deals
Insights
When to book
FAQs
Reviews
Price Alerts

Cheap flights from Québec City to Washington, D.C. from C$ 327

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 18/10. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names, great deals

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Early arrival? Instantly customize your results

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from Québec City to Washington, D.C.

Cheap round-trip flights

Air Canada Logo
5:20 a.m. - 1:38 p.m.YQB-IAD
8h 18m1 stop
Air Canada Logo
9:45 a.m. - 2:19 p.m.IAD-YQB
4h 34m1 stop
C$ 664Air Canada
Find Deal
Thu, 23 Oct - Wed, 29 Oct
Multiple Airlines Logo
6:30 a.m. - 7:51 p.m.YQB-IAD
13h 21m1 stop
Multiple Airlines Logo
6:30 p.m. - 8:15 a.m.IAD-YQB
13h 45m2 stops
C$ 688Multiple Airlines
Find Deal
Fri, 31 Oct - Fri, 7 Nov
Multiple Airlines Logo
6:30 a.m. - 7:51 p.m.YQB-IAD
13h 21m1 stop
Multiple Airlines Logo
6:30 p.m. - 3:25 p.m.IAD-YQB
20h 55m1 stop
C$ 703Multiple Airlines
Find Deal
Fri, 31 Oct - Fri, 7 Nov
Multiple Airlines Logo
11:00 a.m. - 3:06 p.m.YQB-IAD
4h 06m1 stop
Multiple Airlines Logo
6:30 p.m. - 8:15 a.m.IAD-YQB
13h 45m2 stops
C$ 735Multiple Airlines
Find Deal
Thu, 23 Oct - Wed, 29 Oct
Air Canada Logo
3:20 p.m. - 8:59 p.m.YQB-IAD
5h 39m1 stop
Air Canada Logo
9:45 a.m. - 2:29 p.m.IAD-YQB
4h 44m1 stop
C$ 812Air Canada
Find Deal
Fri, 27 Feb - Tue, 3 Mar
Air Canada Logo
9:15 a.m. - 3:54 p.m.YQB-IAD
6h 39m2 stops
Air Canada Logo
9:45 a.m. - 2:29 p.m.IAD-YQB
4h 44m1 stop
C$ 821Air Canada
Find Deal
Fri, 27 Feb - Tue, 3 Mar
Air Canada Logo
3:20 p.m. - 8:59 p.m.YQB-IAD
5h 39m1 stop
Air Canada Logo
9:45 a.m. - 2:29 p.m.IAD-YQB
4h 44m1 stop
C$ 824Air Canada
Find Deal
Fri, 27 Feb - Tue, 3 Mar
Air Canada Logo
3:20 p.m. - 8:59 p.m.YQB-IAD
5h 39m1 stop
Air Canada Logo
9:45 a.m. - 2:29 p.m.IAD-YQB
4h 44m1 stop
C$ 827Air Canada
Find Deal
Fri, 27 Feb - Tue, 3 Mar
Air Canada Logo
9:15 a.m. - 3:54 p.m.YQB-IAD
6h 39m2 stops
Air Canada Logo
9:00 a.m. - 6:14 p.m.IAD-YQB
9h 14m2 stops
C$ 830Air Canada
Find Deal
Fri, 27 Feb - Tue, 3 Mar
Porter Airlines Logo
4:05 p.m. - 12:29 p.m.YQB-IAD
20h 24m1 stop
Porter Airlines Logo
6:30 p.m. - 3:25 p.m.IAD-YQB
20h 55m1 stop
C$ 908Porter Airlines
Find Deal
Fri, 31 Oct - Mon, 3 Nov

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
23 Oct
YQB5:20 a.m.Québec City
8h 18m
1 stop
IAD1:38 p.m.Washington, D.C. Dulles Intl
29 Oct
IAD9:45 a.m.Washington, D.C. Dulles Intl
4h 34m
1 stop
YQB2:19 p.m.Québec City
C$ 664
Find similar
Air Canada
27 Feb
YQB3:20 p.m.Québec City
5h 39m
1 stop
IAD8:59 p.m.Washington, D.C. Dulles Intl
3 Mar
IAD9:45 a.m.Washington, D.C. Dulles Intl
4h 44m
1 stop
YQB2:29 p.m.Québec City
C$ 812
Find similar
Air Canada
27 Feb
YQB9:15 a.m.Québec City
6h 39m
2 stops
IAD3:54 p.m.Washington, D.C. Dulles Intl
3 Mar
IAD9:45 a.m.Washington, D.C. Dulles Intl
4h 44m
1 stop
YQB2:29 p.m.Québec City
C$ 821
Find similar

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
31 Oct
YQB4:05 p.m.Québec City
20h 24m
1 stop
IAD12:29 p.m.Washington, D.C. Dulles Intl
3 Nov
IAD6:30 p.m.Washington, D.C. Dulles Intl
20h 55m
1 stop
YQB3:25 p.m.Québec City
C$ 908
Find similar
Porter Airlines
25 Sep
YQB4:45 p.m.Québec City
17h 31m
2 stops
IAD10:16 a.m.Washington, D.C. Dulles Intl
28 Sep
IAD11:35 a.m.Washington, D.C. Dulles Intl
7h 05m
2 stops
YQB6:40 p.m.Québec City
C$ 1,682
Find similar

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 17 September 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

Thu 23/10

5:20 a.m.-1:38 p.m.

1 stop8h 18m

Washington, D.C. Dulles Intl

Wed 29/10

9:45 a.m.-2:19 p.m.

1 stop4h 34m

C$ 664

Québec CityWashington, D.C.

YQB - IAD

YQBIAD

Québec City

Fri 31/10

6:30 a.m.-7:51 p.m.

1 stop13h 21m

Washington, D.C. Dulles Intl

Fri 7/11

6:30 p.m.-8:15 a.m.

2 stops13h 45m

C$ 688

Québec CityWashington, D.C.

YQB - IAD

YQBIAD

Québec City

Fri 31/10

6:30 a.m.-7:51 p.m.

1 stop13h 21m

Washington, D.C. Dulles Intl

Fri 7/11

6:30 p.m.-3:25 p.m.

1 stop20h 55m

C$ 703

Québec CityWashington, D.C.

YQB - IAD

YQBIAD

Québec City

Thu 23/10

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

1 stop4h 06m

Washington, D.C. Dulles Intl

Wed 29/10

6:30 p.m.-8:15 a.m.

2 stops13h 45m

C$ 735

Québec CityWashington, D.C.

YQB - IAD

YQBIAD

Québec City

Fri 27/2

3:20 p.m.-8:59 p.m.

1 stop5h 39m

Washington, D.C. Dulles Intl

Tue 3/3

9:45 a.m.-2:29 p.m.

1 stop4h 44m

C$ 812

Québec CityWashington, D.C.

YQB - IAD

YQBIAD

Québec City

Fri 27/2

9:15 a.m.-3:54 p.m.

2 stops6h 39m

Washington, D.C. Dulles Intl

Tue 3/3

9:45 a.m.-2:29 p.m.

1 stop4h 44m

C$ 821

Québec CityWashington, D.C.

YQB - IAD

YQBIAD

Québec City

Fri 27/2

3:20 p.m.-8:59 p.m.

1 stop5h 39m

Washington, D.C. Dulles Intl

Tue 3/3

9:45 a.m.-2:29 p.m.

1 stop4h 44m

C$ 824

Québec CityWashington, D.C.

YQB - IAD

YQBIAD

Québec City

Fri 27/2

3:20 p.m.-8:59 p.m.

1 stop5h 39m

Washington, D.C. Dulles Intl

Tue 3/3

9:45 a.m.-2:29 p.m.

1 stop4h 44m

C$ 827

Québec CityWashington, D.C.

YQB - IAD

YQBIAD

Québec City

Fri 27/2

9:15 a.m.-3:54 p.m.

2 stops6h 39m

Washington, D.C. Dulles Intl

Tue 3/3

9:00 a.m.-6:14 p.m.

2 stops9h 14m

C$ 830

Québec CityWashington, D.C.

YQB - IAD

YQBIAD

Québec City

Fri 31/10

4:05 p.m.-12:29 p.m.

1 stop20h 24m

Washington, D.C. Dulles Intl

Mon 3/11

6:30 p.m.-3:25 p.m.

1 stop20h 55m

C$ 908

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

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$ 683. 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$ 868.

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$ 777. 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$ 868 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

Direct flights

None
There are no direct flights from Québec City to Washington, D.C. Dulles Intl Airport. There are no popular flight routes from Québec City to Washington, D.C. Dulles Intl Airport.
Search flight deals

  • 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$ 729Free CancellationRating
7.1
10,000 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
Alexandria
Gettysburg
Linthicum Heights
Bethesda
Silver Spring
Herndon
Reston
Fairfax
Laurel
Chantilly
Capitol Heights
Winchester
Arlington
Manassas
Fredericksburg
Ashburn
Woodbridge
Rockville
McLean
National Harbor

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.

An easier way to manage your Washington, D.C. Dulles Intl Airport trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Fri 17/10
Fri 24/10
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Washington, D.C.