$261 Cheap Flights from Washington (IAD) to Québec (YQB)

View $261 flight on Wed, Feb 25, 2026Opens in a new window

Popular airlines from Washington Dulles Intl. Airport (IAD) to Quebec City Jean Lesage Intl. Airport (YQB)

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Cheap Flights from Washington to Québec (IAD-YQB)

Prices were available within the past 7 days and start at $261 for one-way flights and $570 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Porter Airlines
Fri, Jan 16 - Sun, Jan 18
IAD
Washington
YQB
Québec City
$570 Roundtrip, found 4 days ago
$570
Roundtrip
found 4 days ago
Select Porter Airlines flight, departing Fri, Jan 16 from Washington to Québec City, returning Sun, Jan 18, priced at $570 found 4 days ago
United
Mon, Jan 26 - Thu, Jan 29
IAD
Washington
YQB
Québec City
$577 Roundtrip, found 2 days ago
$577
Roundtrip
found 2 days ago
Select United flight, departing Mon, Jan 26 from Washington to Québec City, returning Thu, Jan 29, priced at $577 found 2 days ago
United
Mon, Jan 26 - Thu, Jan 29
IAD
Washington
YQB
Québec City
$580 Roundtrip, found 2 days ago
$580
Roundtrip
found 2 days ago
Select United flight, departing Mon, Jan 26 from Washington to Québec City, returning Thu, Jan 29, priced at $580 found 2 days ago
Air Canada
Wed, Jan 14 - Sun, Jan 18
IAD
Washington
YQB
Québec City
$594 Roundtrip, found 3 days ago
$594
Roundtrip
found 3 days ago
Select Air Canada flight, departing Wed, Jan 14 from Washington to Québec City, returning Sun, Jan 18, priced at $594 found 3 days ago
Air Canada
Thu, Mar 5 - Tue, Mar 10
IAD
Washington
YQB
Québec City
$596 Roundtrip, found 4 days ago
$596
Roundtrip
found 4 days ago
Select Air Canada flight, departing Thu, Mar 5 from Washington to Québec City, returning Tue, Mar 10, priced at $596 found 4 days ago
Air Canada
Thu, Jan 15 - Sat, Jan 17
IAD
Washington
YQB
Québec City
$596 Roundtrip, found 3 days ago
$596
Roundtrip
found 3 days ago
Select Air Canada flight, departing Thu, Jan 15 from Washington to Québec City, returning Sat, Jan 17, priced at $596 found 3 days ago
Porter Airlines
Fri, Jan 30 - Thu, Feb 19
IAD
Washington
YQB
Québec City
$601 Roundtrip, found 4 days ago
$601
Roundtrip
found 4 days ago
Select Porter Airlines flight, departing Fri, Jan 30 from Washington to Québec City, returning Thu, Feb 19, priced at $601 found 4 days ago
Air Canada
Tue, Jan 13 - Tue, Jan 20
IAD
Washington
YQB
Québec City
$601 Roundtrip, found 4 days ago
$601
Roundtrip
found 4 days ago
Select Air Canada flight, departing Tue, Jan 13 from Washington to Québec City, returning Tue, Jan 20, priced at $601 found 4 days ago
United
Mon, Jan 26 - Thu, Jan 29
IAD
Washington
YQB
Québec City
$604 Roundtrip, found 2 days ago
$604
Roundtrip
found 2 days ago
Select United flight, departing Mon, Jan 26 from Washington to Québec City, returning Thu, Jan 29, priced at $604 found 2 days ago
American Airlines
Fri, Sep 4 - Tue, Sep 8
IAD
Washington
YQB
Québec City
$1,003 Roundtrip, found 10 hours ago
$1,003
Roundtrip
found 10 hours ago
Select American Airlines flight, departing Fri, Sep 4 from Washington to Québec City, returning Tue, Sep 8, priced at $1,003 found 10 hours ago

Find the cheapest month to fly from Washington (IAD) to Québec City (YQB)

April is typically the cheapest month to fly

From $404 - $692 per traveler.

Alternative airports near Québec City

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Jean Lesage Intl. YQB. Cheapest and Closest option available. Average driving time to city center is 16 minutes. Flights from $911
YQB
Jean Lesage Intl.
CheapestClosest
Average driving time to city center16 min
Flights from $911
Flights from Washington (IAD) to Québec (YQB)
Origin airport
Washington Dulles Intl.
Destination airport
Jean Lesage Intl.
Airlines serving
Air Canada, American Airlines, Porter Airlines, United
Roundtrip price
$570
Distance
622 mi

Washington to Québec Flights

The cheapest times to fly from Washington to Québec

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Washington to Québec are during the month of January. You can find some of the cheapest flights from Washington to Québec with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Washington to Québec

Sunday is one of the best days to book for cheap flights from Washington to Québec: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Washington to Québec

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Washington to Québec in 2026. You can also book with separate airlines for your outbound and return journeys, from $261 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Washington to Québec flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Washington to Québec airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Washington Dulles Intl. Airport (IAD) to Jean Lesage Intl. Airport (YQB) cost?
Grab a cheap one-way flight from $261 or cheap return flight from $570 from Washington Dulles Intl. Airport (IAD) to Jean Lesage Intl. Airport (YQB) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight deals on this route.
What is the cheapest month to fly from Washington Dulles Intl. Airport (IAD) to Jean Lesage Intl. Airport (YQB)?
Flying in January can help you save, as it's the cheapest month for flights between IAD and YQB. You'll usually find the lowest prices during the off-season.
What is the cheapest airline that flies from Washington Dulles Intl. Airport (IAD) to Jean Lesage Intl. Airport (YQB)?
Use the filters on Expedia to compare airlines and find the cheapest carrier that'll take you from IAD to YQB. Then, sort your results by "Price (lowest to highest)" to score a great deal.
How many flights per day from Washington Dulles Intl. Airport (IAD) to Jean Lesage Intl. Airport (YQB)?
Direct flights from Washington Dulles Intl. Airport (IAD) to Jean Lesage Intl. Airport (YQB) aren't available daily, so you'll need to take a flight with a layover. Explore your options with our filter tool. Enter your travel details and select either "1 Stop" or "2+ Stops."
What day of the week has the most flights from IAD to YQB?
Usually you'll have the most choice when it comes to flights on a Friday. Tuesdays tend to be the quietest.* But this can change depending on the airline, time of year and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Washington Dulles Intl. Airport (IAD) to Jean Lesage Intl. Airport (YQB)?
To avoid possible delays on the Washington Dulles Intl. Airport (IAD) to Jean Lesage Intl. Airport (YQB) route, travel before 3 PM. Later flights have a 22% higher chance of being canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Washington Dulles Intl. Airport (IAD) to Jean Lesage Intl. Airport (YQB) last-minute?
Waiting until just before your trip to book your flight from IAD to YQB often results in higher prices. While it's possible to find some last-minute offers, there's no guarantee. Keep your travel schedule open for the best chance of snagging a bargain.
Is it cheaper to book an IAD to YQB flight and hotel package?
You can save money by securing an IAD to YQB flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it's easy to manage everything in one convenient place. Once you've selected your preferred flights and accommodations, you can add extras such as tours, activities and car rentals.
Can I cancel or change the date of my flight from Washington Dulles Intl. Airport (IAD) to Jean Lesage Intl. Airport (YQB)?
If you reserved your IAD to YQB flight within the last 24 hours, you may be able to modify or cancel it at no cost. Depending on the airline and the type of ticket you purchased, additional charges may apply for changes beyond that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, go to our Customer Service portal if you want more information.

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*Available to One Key members.