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

Popular airlines from Washington Dulles Intl. Airport (IAD) to Pittsburgh, PA (AGC-Allegheny County)

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Alternative airports near Pittsburgh

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

Select flight to Pittsburgh Intl. PIT. Cheapest option available. Average driving time to city center is 23 minutes. Flights from $168
PIT
Pittsburgh Intl.
Cheapest
Average driving time to city center23 min
Flights from $168

Frequently asked questions

How much does a flight from Washington Dulles Intl. Airport (IAD) to Allegheny County Airport (AGC) cost?
Secure a cheap one-way flight or cheap return flight from Washington Dulles Intl. Airport (IAD) to Allegheny County Airport (AGC) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.
What is the cheapest month to fly from Washington Dulles Intl. Airport (IAD) to Allegheny County Airport (AGC)?
The cheapest month to fly from IAD to AGC is , when demand is low. Off-peak months are usually when you'll find lower airfares between these airports.
What is the cheapest airline that flies from Washington Dulles Intl. Airport (IAD) to Allegheny County Airport (AGC)?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that'll fly you from IAD to AGC. Then, sort your results by "Price (lowest to highest)" to score a good deal.
How many flights per day from Washington Dulles Intl. Airport (IAD) to Allegheny County Airport (AGC)?
You'll have to hop on a flight with a layover when traveling from Washington Dulles Intl. Airport (IAD) to Allegheny County Airport (AGC). There are no daily direct flights on this route. However, simply filter your search to include one or two stops to find an option that works for you.
What day of the week has the most flights from IAD to AGC?
Friday is usually the busiest day for flights, while Tuesday is often the quietest.* Remember that flight schedules can change depending on a range of factors, such as the time of year and airline.*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 Allegheny County Airport (AGC)?
Select a flight from Washington Dulles Intl. Airport (IAD) to Allegheny County Airport (AGC) that takes off before 3 PM to reduce the risk of delays and cancellations. Later departures are on average 22% more likely to be 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.
What airports do you fly into for Pittsburgh from Washington Dulles Intl. Airport (IAD)?
Take a direct flight from Washington Dulles Intl. Airport (IAD) to Pittsburgh and arrive at Pittsburgh Intl. Airport (PIT). Another convenient gateway to this destination is Morgantown Municipal Airport (MGW).
Is it cheaper to buy a plane ticket from Washington Dulles Intl. Airport (IAD) to Allegheny County Airport (AGC) last-minute?
Booking your ticket from IAD to AGC just before your trip is typically more expensive. However, if there's some wiggle room with your travel times and dates, you could land a cheap last-minute fare.
Is it cheaper to book an IAD to AGC flight and hotel package?
You can save money by booking an IAD to AGC flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it's simple to manage it all in one place. After selecting your preferred flights and accommodations, consider other add-ons like activities, car rentals and tours.
Can I cancel or change the date of my flight from Washington Dulles Intl. Airport (IAD) to Allegheny County Airport (AGC)?
In most cases, you can modify or cancel your IAD to AGC flight. However, additional fees may apply, especially if you made your booking over 24 hours ago. Double-check your itinerary for the airline's rules and fees on flight changes, or if you need further information, go to our Customer Service portal.

Travel information

Origin airport
Washington Dulles Intl.
Destination airport
Allegheny County
Distance
163 mi

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Washington to Pittsburgh Flights

The cheapest times to fly from Washington to Pittsburgh

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 Pittsburgh are during the month of . You can find some of the cheapest flights from Washington to Pittsburgh with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Washington to Pittsburgh

Sunday is one of the best days to book for cheap flights from Washington to Pittsburgh: 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 Pittsburgh

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 Pittsburgh in 2025. You can also book with separate airlines for your outbound and return journeys, from 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 Pittsburgh 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 Pittsburgh 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.

 

Washington to Pittsburgh Flights

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