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Cheap flights from Calgary to Washington, D.C. Dulles Intl Airport

YYC — IAD
16 Oct — 23 Oct1
1 adult
1 adult, Economy

Cheap flight deals from Calgary to Dulles Intl

Discover tips and strategies to find the most affordable flight options for your journey from Calgary (YYC) to Dulles Intl (IAD). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 16 September 2025.

Popular in

December

Cheapest in

January

Average price

£306
Highest demand for flights based on searches. 17% potential increase in price (£43 potential increase over avg. return price).
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Cheapest flight prices on average. 6% potential price decrease (£13 potential savings vs. average return price).
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Average for round-trip flights in September 2025
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Best time to book a flight from Calgary to Dulles Intl

Have a flexible travel schedule? Discover the best time to fly to Dulles Intl from Calgary with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Calgary to Washington, D.C. Dulles Intl Airport

How far ahead should I book a flight from Calgary to Washington, D.C. Dulles Intl Airport?

Use this chart to determine the optimal time to book a return flight from Calgary to Dulles Intl. Price data was last updated on 12 September 2025.

The price you pay for your flight from Calgary to Washington, D.C. Dulles Intl Airport may vary depending on when you book. For the best chance of a lower fare, look to book 36 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Calgary to Washington, D.C. Dulles Intl Airport?

Currently, January is the cheapest month in which you can book a flight from Calgary to Washington, D.C. Dulles Intl Airport (average of £599). Flying from Calgary to Washington, D.C. Dulles Intl Airport in July is currently the most expensive (average of £947). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from YYC to IAD?

Find hourly flight availability from Calgary to Dulles Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 16 September 2025.

When flying from Calgary to Washington, D.C. Dulles Intl Airport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Related info for your journey

Find useful and relevant information for your journey from Calgary to Dulles Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Calgary to Washington, D.C. Dulles Intl?

    Calgary (YYC), located 5.8 mi from the city center, is the airport you fly out of when you book flights from Calgary to Washington, D.C. Dulles Intl. 0 airlines have flights from Calgary to Washington, D.C. Dulles Intl on a regular basis. Booking flights from Calgary to Washington, D.C. Dulles Intl should not be difficult; the airport handles an average of 0 outbound flights to Washington, D.C. Dulles Intl per day.

  • What are the most reliable airlines from Calgary to Washington, D.C. Dulles Intl Airport?

    No one likes to see their flight delayed. When booking a flight from Calgary to Washington, D.C. Dulles Intl Airport consider choosing United Airlines (79%), Air Canada (78%) or Delta (59%) as they are the most reliable in getting you off to your destination on time.

  • Can I find deals for flights from Calgary to Dulles Intl that include hotel bookings?

    Yes. In addition to deals on Calgary to Dulles Intl flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Calgary to Dulles Intl?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Calgary to Dulles Intl.

  • Can I find deals for business class flights from Calgary to Dulles Intl?

    Yes. Cheapflights offers flight deals from Calgary to Dulles Intl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Calgary to Washington, D.C. Dulles Intl Airport?

    Currently, January is the cheapest month in which you can book a flight from Calgary to Washington, D.C. Dulles Intl Airport (average of £599). Flying from Calgary to Washington, D.C. Dulles Intl Airport in July is currently the most expensive (average of £947). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Travelling to a place near Washington, D.C. Dulles Intl Airport?

Book flights to Washington, D.C. Dulles Intl Airport if you plan to visit one of these locations
Silver Spring
Hanover
Oxon Hill
Woodbridge
Arlington
College Park
Tysons

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How does Cheapflights help users find flights from Calgary to Dulles Intl?

Cheapflights makes it easy to find Calgary to Dulles Intl flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets from Calgary to Dulles Intl?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Calgary to Dulles Intl for you. Better yet — we are completely free to use.

Can Cheapflights find flights from Calgary to Dulles Intl with no change fees?

Yes! Cheapflights helps users easily find flights from Calgary to Dulles Intl with no change fees.

Can Cheapflights notify me if prices for flights from Calgary to Dulles Intl become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Dulles Intl from Calgary today and book when prices fit your budget.

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