Cheap Flights from Pittsburgh (PIT) to Washington (IAD)

Popular airlines from Pittsburgh Intl. Airport (PIT) to Washington Dulles Intl. Airport (IAD)

  • Be in the know

    Get alerts if flight prices drop or rise*

  • Book smarter

    Save up to 30% on select hotels after you book a flight*

  • Earn twice

    Earn your airline miles on top of our rewards
    Sign in

Frequently asked questions

How much is a flight from PIT to IAD?
Based on fares offered within the last 7 days on Expedia for flights departing within the next year, round-trip flights from Pittsburgh Intl. Airport (PIT) to IAD start from . Book today to secure the best price for your big adventure. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from PIT to IAD?
We understand that things crop up unexpectedly, so we've made it as simple as possible for you to cancel your trip online. Just visit the Customer Service Portal and follow the instructions.
How do I find cheap flights from Pittsburgh Intl. Airport (PIT) to IAD that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for Pittsburgh Airport to Washington Dulles Intl. Airport (IAD) flights, you'll see a "no change fees" filter for you to select.
How far is the flight from Pittsburgh Airport to Washington Dulles Intl. Airport (IAD)?
The flight distance from PIT (PIT) to Washington Dulles Intl. Airport (IAD) (IAD) is only 300 kilometres. You'll be walking down the air bridge and picking up your bags from the carousel in no time.
Which airlines fly direct from PIT to IAD?
A popular choice with many travellers, United Airlines (UA) offers 91 flights monthly from PIT to IAD. Pick the one that fits with your travel plans and book your ticket today.
Are PIT to Dulles Intl. Airport flight tickets cheaper when they're purchased at the last minute?
Last-minute planners can sometimes find a bargain, with some of the cheapest airfares from PIT to Dulles Intl. Airport popping up a few weeks prior to the departure date. If you'd rather book ahead, Expedia compares and updates the best flight deals regularly — as early as a year in advance in some cases. It depends on the carrier though, as not all airlines issue prices so far in advance.

Travel information

Origin airport
Pittsburgh Intl.
Destination airport
Washington Dulles Intl.
Distance
293 km
Average flight time
1 hour 9 mins

Explore a world of travel with Expedia

*Available to Expedia members.