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Cheap flights from Québec City to Washington, D.C. from $314

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 3/20. 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

Enter your travel dates to find the best prices.
Air Canada Logo
6:00 am - 3:49 pm
YQB
-
IAD
9h 49m
2 stops
Air Canada Logo
9:45 am - 2:19 pm
IAD
-
YQB
4h 34m
1 stop
$560Air Canada
Thu, Feb 26 - Sun, Mar 1
Air Canada Logo
6:00 am - 3:49 pm
YQB
-
IAD
9h 49m
2 stops
Air Canada Logo
9:00 am - 6:14 pm
IAD
-
YQB
9h 14m
2 stops
$566Air Canada
Thu, Feb 26 - Sun, Mar 1
United Airlines Logo
3:05 pm - 12:15 am
YQB
-
IAD
9h 10m
1 stop
United Airlines Logo
6:00 am - 12:02 pm
IAD
-
YQB
6h 02m
1 stop
$572United Airlines
Tue, Apr 21 - Sat, Apr 25
United Airlines Logo
3:05 pm - 12:15 am
YQB
-
IAD
9h 10m
1 stop
United Airlines Logo
8:20 am - 2:03 pm
IAD
-
YQB
5h 43m
1 stop
$573United Airlines
Tue, Apr 21 - Sat, Apr 25
United Airlines Logo
3:05 pm - 12:15 am
YQB
-
IAD
9h 10m
1 stop
United Airlines Logo
6:00 am - 12:02 pm
IAD
-
YQB
6h 02m
1 stop
$574United Airlines
Tue, Apr 21 - Sat, Apr 25
Air Canada Logo
1:40 pm - 8:29 pm
YQB
-
IAD
6h 49m
2 stops
Air Canada Logo
9:55 am - 2:24 pm
IAD
-
YQB
4h 29m
1 stop
$579Air Canada
Tue, Apr 21 - Sat, Apr 25
Air Canada Logo
1:40 pm - 8:29 pm
YQB
-
IAD
6h 49m
2 stops
Air Canada Logo
9:55 am - 2:24 pm
IAD
-
YQB
4h 29m
1 stop
$580Air Canada
Tue, Apr 21 - Sat, Apr 25
Air Canada Logo
3:10 pm - 8:54 pm
YQB
-
IAD
5h 44m
1 stop
Air Canada Logo
9:45 am - 2:19 pm
IAD
-
YQB
4h 34m
1 stop
$606Air Canada
Thu, Feb 26 - Sun, Mar 1
Air Canada Logo
10:55 am - 9:18 pm
YQB
-
IAD
10h 23m
2 stops
Air Canada Logo
1:10 pm - 10:40 pm
IAD
-
YQB
9h 30m
2 stops
$634Air Canada
Tue, Apr 21 - Sat, Apr 25
Multiple Airlines Logo
9:15 am - 3:46 pm
YQB
-
IAD
6h 31m
2 stops
Multiple Airlines Logo
11:40 am - 3:40 pm
IAD
-
YQB
4h 00m
1 stop
$635Multiple Airlines
Tue, Feb 17 - Thu, Feb 19

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
Feb 26
YQB6:00 amQuébec City
9h 49m
2 stops
IAD3:49 pmWashington, D.C. Dulles Intl
Mar 1
IAD9:45 amWashington, D.C. Dulles Intl
4h 34m
1 stop
YQB2:19 pmQuébec City
$560
Air Canada
Feb 26
YQB6:00 amQuébec City
9h 49m
2 stops
IAD3:49 pmWashington, D.C. Dulles Intl
Mar 1
IAD9:00 amWashington, D.C. Dulles Intl
9h 14m
2 stops
YQB6:14 pmQuébec City
$566
Air Canada
Apr 21
YQB1:40 pmQuébec City
6h 49m
2 stops
IAD8:29 pmWashington, D.C. Dulles Intl
Apr 25
IAD9:55 amWashington, D.C. Dulles Intl
4h 29m
1 stop
YQB2:24 pmQuébec City
$579

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

Our best United Airlines deals on Québec City to Washington, D.C. Dulles Intl Airport flight tickets
United Airlines
Apr 21
YQB3:05 pmQuébec City
9h 10m
1 stop
IAD12:15 amWashington, D.C. Dulles Intl
Apr 25
IAD6:00 amWashington, D.C. Dulles Intl
6h 02m
1 stop
YQB12:02 pmQuébec City
$572
United Airlines
Apr 21
YQB3:05 pmQuébec City
9h 10m
1 stop
IAD12:15 amWashington, D.C. Dulles Intl
Apr 25
IAD8:20 amWashington, D.C. Dulles Intl
5h 43m
1 stop
YQB2:03 pmQuébec City
$573
United Airlines
Apr 21
YQB3:05 pmQuébec City
9h 10m
1 stop
IAD12:15 amWashington, D.C. Dulles Intl
Apr 25
IAD6:00 amWashington, D.C. Dulles Intl
6h 02m
1 stop
YQB12:02 pmQuébec City
$574

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 832,500 searches. Data last updated February 4, 2026.
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 2/26

6:00 am-3:49 pm

2 stops9h 49m

Washington, D.C. Dulles Intl

Sun 3/1

9:45 am-2:19 pm

1 stop4h 34m

$560

Québec CityWashington, D.C.

YQB - IAD

YQBIAD

Québec City

Thu 2/26

6:00 am-3:49 pm

2 stops9h 49m

Washington, D.C. Dulles Intl

Sun 3/1

9:00 am-6:14 pm

2 stops9h 14m

$566

Québec CityWashington, D.C.

YQB - IAD

YQBIAD

Québec City

Tue 4/21

3:05 pm-12:15 am

1 stop9h 10m

Washington, D.C. Dulles Intl

Sat 4/25

6:00 am-12:02 pm

1 stop6h 02m

$572

Québec CityWashington, D.C.

YQB - IAD

YQBIAD

Québec City

Tue 4/21

3:05 pm-12:15 am

1 stop9h 10m

Washington, D.C. Dulles Intl

Sat 4/25

8:20 am-2:03 pm

1 stop5h 43m

$573

Québec CityWashington, D.C.

YQB - IAD

YQBIAD

Québec City

Tue 4/21

3:05 pm-12:15 am

1 stop9h 10m

Washington, D.C. Dulles Intl

Sat 4/25

6:00 am-12:02 pm

1 stop6h 02m

$574

Québec CityWashington, D.C.

YQB - IAD

YQBIAD

Québec City

Tue 4/21

1:40 pm-8:29 pm

2 stops6h 49m

Washington, D.C. Dulles Intl

Sat 4/25

9:55 am-2:24 pm

1 stop4h 29m

$579

Québec CityWashington, D.C.

YQB - IAD

YQBIAD

Québec City

Tue 4/21

1:40 pm-8:29 pm

2 stops6h 49m

Washington, D.C. Dulles Intl

Sat 4/25

9:55 am-2:24 pm

1 stop4h 29m

$580

Québec CityWashington, D.C.

YQB - IAD

YQBIAD

Québec City

Thu 2/26

3:10 pm-8:54 pm

1 stop5h 44m

Washington, D.C. Dulles Intl

Sun 3/1

9:45 am-2:19 pm

1 stop4h 34m

$606

Québec CityWashington, D.C.

YQB - IAD

YQBIAD

Québec City

Tue 4/21

10:55 am-9:18 pm

2 stops10h 23m

Washington, D.C. Dulles Intl

Sat 4/25

1:10 pm-10:40 pm

2 stops9h 30m

$634

Québec CityWashington, D.C.

YQB - IAD

YQBIAD

Québec City

Tue 2/17

9:15 am-3:46 pm

2 stops6h 31m

Washington, D.C. Dulles Intl

Thu 2/19

11:40 am-3:40 pm

1 stop4h 00m

$635

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest 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 airline that flies from Québec City to Washington, D.C. Dulles Intl?

Air Canada and United Airlines are the most popular carriers operating from Québec City to Washington, D.C. Dulles Intl

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

Fastest flight time

5h 39m

Direct flights

None
The fastest flight from Québec City to Washington, D.C. Dulles Intl Airport takes 5h 39m
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?

    Québec City and Washington, D.C. Dulles Intl are 627.4 mi apart from one another. A reasonable flight in good conditions will take 5h 39m.

  • 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 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 required travel and health documents for your Washington, D.C. Dulles Intl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Washington, D.C. Dulles Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

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

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

Why use momondo?

Why should I use momondo to find a flight deal from Québec City 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 Québec City to Washington, D.C.. Millions of users trust and use momondo every year so you are in good hands.

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

Flights from Québec City to Washington, D.C. with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

Once you have performed a search for Québec City to Washington, D.C. flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Price alerts on flights to Washington, D.C. from Québec City are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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