$73 Cheap Flights from Washington (IAD) to Pittsburgh (PIT)

View $73 flight on Thu, Apr 23, 2026Opens in a new window

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

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Cheap Flights from Washington to Pittsburgh (IAD-PIT)

Prices were available within the past 7 days and start at $73 for one-way flights and $145 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Southern Airways Express
Thu, Apr 23 - Sat, Apr 25
IAD
Washington
PIT
Pittsburgh
$145 Roundtrip, just found
$145
Roundtrip
just found
Select Southern Airways Express flight, departing Thu, Apr 23 from Washington to Pittsburgh, returning Sat, Apr 25, priced at $145 just found
Southern Airways Express
Thu, Apr 16 - Tue, Apr 21
IAD
Washington
PIT
Pittsburgh
$151 Roundtrip, found 1 day ago
$151
Roundtrip
found 1 day ago
Select Southern Airways Express flight, departing Thu, Apr 16 from Washington to Pittsburgh, returning Tue, Apr 21, priced at $151 found 1 day ago
Southern Airways Express
Thu, Apr 23 - Sat, Apr 25
IAD
Washington
PIT
Pittsburgh
$156 Roundtrip, just found
$156
Roundtrip
just found
Select Southern Airways Express flight, departing Thu, Apr 23 from Washington to Pittsburgh, returning Sat, Apr 25, priced at $156 just found
Southern Airways Express
Fri, May 1 - Mon, May 4
IAD
Washington
PIT
Pittsburgh
$157 Roundtrip, just found
$157
Roundtrip
just found
Select Southern Airways Express flight, departing Fri, May 1 from Washington to Pittsburgh, returning Mon, May 4, priced at $157 just found
United
Thu, Apr 16 - Tue, Apr 21
IAD
Washington
PIT
Pittsburgh
$158 Roundtrip, found 1 day ago
$158
Roundtrip
found 1 day ago
Select United flight, departing Thu, Apr 16 from Washington to Pittsburgh, returning Tue, Apr 21, priced at $158 found 1 day ago
United
Mon, Apr 13 - Tue, Apr 14
IAD
Washington
PIT
Pittsburgh
$159 Roundtrip, found 2 days ago
$159
Roundtrip
found 2 days ago
Select United flight, departing Mon, Apr 13 from Washington to Pittsburgh, returning Tue, Apr 14, priced at $159 found 2 days ago
United
Wed, Apr 22 - Sun, Apr 26
IAD
Washington
PIT
Pittsburgh
$161 Roundtrip, found 2 days ago
$161
Roundtrip
found 2 days ago
Select United flight, departing Wed, Apr 22 from Washington to Pittsburgh, returning Sun, Apr 26, priced at $161 found 2 days ago
Southern Airways Express
Thu, Apr 16 - Tue, Apr 21
IAD
Washington
PIT
Pittsburgh
$162 Roundtrip, found 1 day ago
$162
Roundtrip
found 1 day ago
Select Southern Airways Express flight, departing Thu, Apr 16 from Washington to Pittsburgh, returning Tue, Apr 21, priced at $162 found 1 day ago
Delta
Wed, Apr 22 - Sun, Apr 26
IAD
Washington
PIT
Pittsburgh
$181 Roundtrip, found 2 days ago
$181
Roundtrip
found 2 days ago
Select Delta flight, departing Wed, Apr 22 from Washington to Pittsburgh, returning Sun, Apr 26, priced at $181 found 2 days ago
American Airlines
Mon, Apr 20 - Sat, Apr 25
IAD
Washington
PIT
Pittsburgh
$267 Roundtrip, found 2 days ago
$267
Roundtrip
found 2 days ago
Select American Airlines flight, departing Mon, Apr 20 from Washington to Pittsburgh, returning Sat, Apr 25, priced at $267 found 2 days ago

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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 24 minutes. Flights from $211
PIT
Pittsburgh Intl.
Cheapest
Average driving time to city center24 min
Flights from $211

Frequently asked questions

How much does a flight from Washington, DC (IAD-Washington Dulles Intl.) to Pittsburgh, PA (PIT-Pittsburgh Intl.) cost?
You can find cheap one-way flights from $73 and cheap return flights from $145 Washington, DC (IAD-Washington Dulles Intl.) to Pittsburgh, PA (PIT-Pittsburgh Intl.) with Expedia. One-way flights typically cost between $93 and $619, and return flights often range between $240 and $845. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see the cheapest fares first, and use the Price Tracking tool to receive alerts when Washington, DC (IAD-Washington Dulles Intl.) to Pittsburgh, PA (PIT-Pittsburgh Intl.) ticket fares go up or down.*Typical price ranges based on flights available on Expedia in the last year. Prices include multi-airline options.
What is the cheapest month to fly from Washington, DC (IAD-Washington Dulles Intl.) to Pittsburgh, PA (PIT-Pittsburgh Intl.)?
June is the cheapest month to fly from Washington, DC (IAD) to Pittsburgh (PIT), with average round-trip fares around $243. This price is about 8% lower than the average for the year, as travel tends to slow down after the busy spring season. Other economical months to consider are July and December.*Averages based on flights available on Expedia in the last year.
Which airlines fly direct from Washington, DC (IAD-Washington Dulles Intl.) to Pittsburgh, PA (PIT-Pittsburgh Intl.)?
You can fly direct from IAD to PIT on United, with around 38 flights per week.
What is the cheapest airline that flies from Washington, DC (IAD-Washington Dulles Intl.) to Pittsburgh, PA (PIT-Pittsburgh Intl.)?
Southern Airways Express is one of the cheapest airlines offering connecting flights from Washington Dulles Intl. to Pittsburgh Intl., with round-trip tickets starting from around $139. Use Expedia's search tool to compare the prices and schedules of airlines that fly this route to find the best option for your plans and budget.*Prices based on flights available on Expedia in the last year.
How do I find cheap flights from Washington, DC (IAD-Washington Dulles Intl.) to Pittsburgh, PA (PIT-Pittsburgh Intl.)?
To find a cheap flight from Washington, DC (IAD-Washington Dulles Intl.) to Pittsburgh, PA (PIT-Pittsburgh Intl.), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best airline to fly with from Washington, DC (IAD-Washington Dulles Intl.) to Pittsburgh, PA (PIT-Pittsburgh Intl.)?
The best airline to fly with from Washington, DC (IAD) to Pittsburgh, PA (PIT) will differ from traveler to traveler. If you like to fly early, United offers early morning flights. If price is the most important factor, United typically offers the lowest fares. Delta offers the most daily flights from IAD to PIT, which is great if flexibility is what you value most. The best carrier for this journey could also be the one you have a loyalty membership with, as flying with that airline or another airline within the same alliance could help you collect points or enjoy lounge access.
What is the best time to fly from Washington, DC (IAD-Washington Dulles Intl.) to Pittsburgh, PA (PIT-Pittsburgh Intl.)?
The best time to fly from Washington, DC (IAD) to Pittsburgh, PA (PIT) is typically in June or July. During these months, you can find return flights at around $243, making them the cheapest months to travel. June and July are ideal as they fall during the summer when many people are on vacation, leading to lower demand and better prices.*Prices based on flights available on Expedia in the last year.
How many flights per day from Washington, DC (IAD-Washington Dulles Intl.) to Pittsburgh, PA (PIT-Pittsburgh Intl.)?
There are approximately 5 nonstop flights per day from Washington Dulles Intl. (IAD) to Pittsburgh Intl. (PIT). For more options, look at flights that include layovers.
What is the earliest flight from Washington, DC (IAD-Washington Dulles Intl.) to Pittsburgh, PA (PIT-Pittsburgh Intl.)?
Sort flights by "Departure (earliest)" on Expedia to find the earliest flight from IAD to PIT. To compare more early flights, use the "Early Morning" and "Morning" filters in your search.
What are the most popular departure times for flights from Washington, DC (IAD-Washington Dulles Intl.) to Pittsburgh, PA (PIT-Pittsburgh Intl.)?
The most popular departure times for flights from Washington, DC (IAD) to Pittsburgh (PIT) are in the early morning, from 6am to 9am. About 37% of passengers prefer this time window. Many major carriers, including Delta Airlines and United Airlines, offer flights during this window. This timing works well because it allows you to arrive in Pittsburgh early, giving you a full day to explore the city.
How long does it take to fly from Washington, DC (IAD-Washington Dulles Intl.) to Pittsburgh, PA (PIT-Pittsburgh Intl.)?
Direct flights from IAD to PIT usually take about 1 hour 20 minutes, traveling roughly 183 miles. If you opt for a connecting flight, expect to add around 2 hours 30 minutes to your journey. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from Washington, DC (IAD-Washington Dulles Intl.) to Pittsburgh, PA (PIT-Pittsburgh Intl.)?
You can fly first class between IAD and PIT. First class cabins are available on:

  • Delta Air Lines
  • United Airlines
  • American Airlines

How much is a business class flight from Washington, DC (IAD-Washington Dulles Intl.) to Pittsburgh, PA (PIT-Pittsburgh Intl.)?
A non-stop, one-way business class flight from Washington, DC (IAD) to Pittsburgh (PIT) is usually around $402 - $607 per adult. Prices often fluctuate based on seasonality and how early you book. You may also be able to find a cheaper business class journey between Washington, DC (IAD-Washington Dulles Intl.) to Pittsburgh, PA (PIT-Pittsburgh Intl.) if you opt for a connecting flight.*Prices based on flights available on Expedia in the last year.
How do I earn miles on a Washington, DC (IAD-Washington Dulles Intl.) to Pittsburgh, PA (PIT-Pittsburgh Intl.) flight with Expedia?
It's easy to earn miles on a Washington, DC (IAD-Washington Dulles Intl.) to Pittsburgh, PA (PIT-Pittsburgh Intl.) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for Pittsburgh from Washington Dulles Intl. (IAD)?
From Washington Dulles Intl. (IAD), you can fly into Pittsburgh Intl. (PIT) to reach Pittsburgh. Some flights may connect through major hubs like Charlotte-Douglas Intl. (CLT), Logan Intl. (BOS), Raleigh - Durham Intl. (RDU) before reaching Pittsburgh. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Washington, DC (IAD-Washington Dulles Intl.) to Pittsburgh, PA (PIT-Pittsburgh Intl.) at the last minute?
Typically, booking a last minute flight from Washington, DC (IAD-Washington Dulles Intl.) to Pittsburgh, PA (PIT-Pittsburgh Intl.) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Washington, DC (IAD-Washington Dulles Intl.) to Pittsburgh, PA (PIT-Pittsburgh Intl.) flight and hotel package?
Securing a Washington, DC (IAD-Washington Dulles Intl.) to Pittsburgh, PA (PIT-Pittsburgh Intl.) Pittsburgh Vacation Packages is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Washington, DC (IAD-Washington Dulles Intl.) to Pittsburgh, PA (PIT-Pittsburgh Intl.)?
If you booked your Washington, DC (IAD-Washington Dulles Intl.) to Pittsburgh, PA (PIT-Pittsburgh Intl.) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Washington Dulles Intl.
Destination airport
Pittsburgh Intl.
Airlines serving
American Airlines, Delta, Southern Airways Express, United
Roundtrip price
$139
Distance
183 mi
Average flight time
1 hour 7 mins

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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 April. 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 2026. You can also book with separate airlines for your outbound and return journeys, from $73 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

*Flight schedules are subject to change.

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