Washington, D.C.

$49+ Cheap flights from Pittsburgh (PIT) to Washington, D.C. (WAS)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/29. Fares are subject to change and may not be available on all flights or dates of travel.
PIT — WAS
Oct 11 — Oct 181
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Cheapflights Tip: The best prices from Pittsburgh to Washington, D.C. are usually found in April or July, booked 79 days in advance, depart on a Friday or Thursday and return on a Saturday

Cheap flight deals from Pittsburgh to Washington, D.C.

Discover tips and strategies to find the most affordable flight options for your journey from Pittsburgh (PIT) to Washington, D.C. (WAS). 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 September 11, 2025.

Round-trip from

$139
(Expedia)

One-way from

$49
(Trip.com)

Popular in

September

Cheapest in

April

Average price

$249

Good round-trip deal

$226 or less

Good one-way deal

$114 or less
From Pittsburgh to Washington, D.C. (WAS)
One-way flight from Pittsburgh to Washington, D.C. (WAS)
Highest demand for flights based on searches. 0% potential increase in price ($1 potential increase over avg. RT price).
Cheapest flight prices on average. 1% potential price decrease ($4 potential savings vs. average RT price).
Average for round-trip flights in September 2025
Price to beat on a round-trip flight from Pittsburgh to Washington, D.C. (WAS).
Price to beat on a one-way flight from Pittsburgh to Washington, D.C. (WAS).

Find flight deals from Pittsburgh to Washington, D.C.

Cheapest flights from Pittsburgh to Washington, D.C.
Explore the most affordable flight options available from Pittsburgh to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2025.

This Southern / Mokulele deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southern / Mokulele is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/811:55 amPIT - IAD
1 stop4h 18mSouthern / Mokulele
Wed 10/155:40 pmIAD - PIT
1 stop3h 48mSouthern / Mokulele
Deal found 9/9$139
This Trip.com deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1111:55 amPIT - IAD
1 stop4h 18mSouthern / Mokulele
Sun 9/1412:50 pmIAD - PIT
1 stop4h 17mSouthern / Mokulele
Deal found 9/10$140
This FlightHub deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/211:55 amPIT - IAD
1 stop4h 18mSouthern / Mokulele
Sat 10/48:25 amIAD - PIT
1 stop5h 57mSouthern / Mokulele
Deal found 9/10$143
This KAYAK deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/177:40 amPIT - IAD
1 stop3h 43mSouthern / Mokulele
Wed 9/175:40 pmIAD - PIT
1 stop3h 48mSouthern / Mokulele
Deal found 9/11$144
This KAYAK deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/1211:55 amPIT - IAD
1 stop4h 18mSouthern / Mokulele
Sun 9/1412:50 pmIAD - PIT
1 stop4h 17mSouthern / Mokulele
Deal found 9/9$145
This iWofly deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure iWofly is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/258:15 amPIT - IAD
1 stop3h 06mSouthern / Mokulele
Sat 11/18:25 amIAD - PIT
1 stop5h 57mSouthern / Mokulele
Deal found 9/10$146
This KAYAK deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/268:15 amPIT - IAD
1 stop3h 06mSouthern / Mokulele
Tue 9/308:25 amIAD - PIT
1 stop5h 57mSouthern / Mokulele
Deal found 9/9$153
This KAYAK deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/287:40 amPIT - IAD
1 stop3h 43mSouthern / Mokulele
Sun 11/308:25 amIAD - PIT
1 stop5h 57mSouthern / Mokulele
Deal found 9/9$154
This KAYAK deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/195:20 pmPIT - IAD
1 stop3h 41mSouthern / Mokulele
Sun 9/2112:50 pmIAD - PIT
1 stop4h 17mSouthern / Mokulele
Deal found 9/9$157
This American Airlines deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/46:30 amPIT - DCA
Nonstop1h 12mAmerican Airlines
Sat 10/118:40 pmDCA - PIT
Nonstop1h 08mAmerican Airlines
Deal found 9/11$157
This American Airlines deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/2510:24 amPIT - DCA
Nonstop1h 16mAmerican Airlines
Sat 11/18:40 pmDCA - PIT
Nonstop1h 08mAmerican Airlines
Deal found 9/10$158
This Southern / Mokulele deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southern / Mokulele is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/267:40 amPIT - IAD
1 stop3h 40mSouthern / Mokulele
Mon 9/2912:55 pmIAD - PIT
1 stop4h 12mSouthern / Mokulele
Deal found 9/11$159

Cheapflights Fare Finder

 
Customize your flight search to find flights from Pittsburgh to Washington, D.C. that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated September 11, 2025.
Use the filters below to find and compare flights from Pittsburgh to Washington, D.C. that are best for you.

Fly from

Pittsburgh

Fly to

Washington, D.C.

Route

Depart

Return

Price

PittsburghWashington, D.C.

PIT - IAD

PITIAD

Pittsburgh

Fri 10/31

11:55 am-4:13 pm

1 stop4h 18m

Washington, D.C. Dulles Intl

Mon 11/3

8:25 am-2:22 pm

1 stop5h 57m

$139

PittsburghWashington, D.C.

PIT - IAD

PITIAD

Pittsburgh

Fri 10/3

11:55 am-4:13 pm

1 stop4h 18m

Washington, D.C. Dulles Intl

Sat 10/4

8:25 am-2:22 pm

1 stop5h 57m

$143

PittsburghWashington, D.C.

PIT - IAD

PITIAD

Pittsburgh

Fri 9/26

7:40 am-11:20 am

1 stop3h 40m

Washington, D.C. Dulles Intl

Mon 9/29

12:55 pm-5:07 pm

1 stop4h 12m

$159

PittsburghWashington, D.C.

PIT - IAD

PITIAD

Pittsburgh

Thu 10/9

11:55 am-4:13 pm

1 stop4h 18m

Washington, D.C. Dulles Intl

Sun 10/12

12:55 pm-5:07 pm

1 stop4h 12m

$159

PittsburghWashington, D.C.

PIT - IAD

PITIAD

Pittsburgh

Fri 10/24

7:40 am-11:20 am

1 stop3h 40m

Washington, D.C. Dulles Intl

Sun 10/26

12:55 pm-5:07 pm

1 stop4h 12m

$159

PittsburghWashington, D.C.

PIT - IAD

PITIAD

Pittsburgh

Sat 10/11

2:55 pm-11:35 am

1 stop20h 40m

Washington, D.C. Dulles Intl

Tue 10/14

8:25 am-2:22 pm

1 stop5h 57m

$162

PittsburghWashington, D.C.

PIT - IAD

PITIAD

Pittsburgh

Fri 10/10

11:55 am-4:13 pm

1 stop4h 18m

Washington, D.C. Dulles Intl

Sun 10/12

12:55 pm-7:12 am

1 stop18h 17m

$162

PittsburghWashington, D.C.

PIT - IAD

PITIAD

Pittsburgh

Fri 10/17

11:55 am-4:13 pm

1 stop4h 18m

Washington, D.C. Dulles Intl

Thu 10/23

12:55 pm-5:07 pm

1 stop4h 12m

$164

PittsburghWashington, D.C.

PIT - IAD

PITIAD

Pittsburgh

Fri 10/31

11:55 am-4:13 pm

1 stop4h 18m

Washington, D.C. Dulles Intl

Sun 11/2

5:40 pm-9:28 pm

1 stop3h 48m

$164

PittsburghWashington, D.C.

PIT - IAD

PITIAD

Pittsburgh

Wed 10/22

8:08 pm-9:10 pm

Nonstop1h 02m

Washington, D.C. Dulles Intl

Thu 10/23

8:25 am-9:26 am

Nonstop1h 01m

$166

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/9

Showing 1-10 of 60 results
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The best insider tips for Pittsburgh to Washington, D.C. flights

Snippets provided in this section are AI-generated based on a summarization of Cheapflights-commissioned articles. The articles are presented as-is, for general informational purposes only, and may not be up-to-date. The opinions contained in the articles are original to the author and reflect their authentic experience, which may vary significantly from the experience of others.
Cheapflights partnered with top experts to bring you the best recommendations for your Pittsburgh to Washington, D.C. trip
Airports
PIT

For early morning flights, arrive 3 hours ahead due to busy security lines. Check the airport's live security time tracker for updates.

Read more about PITby John Walton
IAD

The Washington Metro Silver line reaches IAD in under 40 minutes, offering a cheap and convenient way to get to the city.

Read more about IADby Ramsey Qubein
Our travel experts
John Walton

John Walton

Expert on PIT

John Walton

John Walton

Independent aviation journalist John Walton took his first flight at eight weeks old and hasn’t stopped travelling since. A world-renowned expert in airlines and the passenger experience, he writes in depth on aviation, is a resident expert on travel in Japan and France, and offers a uniquely queer perspective on travelling the world.

Read more
Ramsey Qubein

Ramsey Qubein

Expert on IAD

Ramsey Qubein

Ramsey Qubein

An avid traveler and aviation expert who has visited 173 countries, all 50 states and seven continents, Ramsey Qubein flies nearly 400,000 miles a year. As a North Carolina-based freelance journalist for publications including Conde Nast Traveler, Forbes, USA Today and Bloomberg among others, he explores the latest trends in aviation, hospitality, cruises and business.

Read more

Best time to book a flight from Pittsburgh to Washington, D.C.

Have a flexible travel schedule? Discover the best time to fly to Washington, D.C. from Pittsburgh with our price prediction graph.
Estimated round-trip 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 Pittsburgh to Washington, D.C.

How far ahead should I book a flight from Pittsburgh to Washington, D.C.?

Use this chart to determine the optimal time to book a round-trip flight from Pittsburgh to Washington, D.C.. Price data was last updated on August 29, 2025.

The best time to book flights from Pittsburgh to Washington, D.C. is 78 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from Pittsburgh to Washington, D.C.?

Currently, August is the cheapest month in which you can book a flight from Pittsburgh to Washington, D.C. (average of $292). Flying from Pittsburgh to Washington, D.C. in April is currently the most expensive (average of $337). 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 PIT to WAS?

Find hourly flight availability from Pittsburgh to Washington, D.C.. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 11, 2025.

Unlike at noon, when flights are generally more expensive, you can save up to 58% on flights from Pittsburgh to Washington, D.C. by exploring options for tickets in the morning.

What is the cheapest day to fly from Pittsburgh to Washington, D.C.?

Use this chart to determine the cheapest time to fly round-trip from Pittsburgh to Washington, D.C.. Price data was last updated on September 7, 2025.

Travelers seeking maximum savings on their Pittsburgh to Washington, D.C. flight should consider departing on Saturday mornings when fares are most often at their lowest. Monday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Pittsburgh to Washington, D.C.

Explore weekly flight availability from Pittsburgh to Washington, D.C.. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated September 11, 2025.

The most flights from PIT to WAS are scheduled on a Wednesday (22 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (5 on average).

What’s the top layover airport for flights from Pittsburgh to Washington, D.C.?

Share of 1-stop round-trip flights from Pittsburgh to Washington, D.C. chosen by Cheapflights users in the past 12 months, using the same layover each way.

Lancaster (LNS) – chosen by Cheapflights users on 50% of 1-stop itineraries from Pittsburgh to Washington, D.C. on Cheapflights.

What’s the cheapest layover airport for flights from Pittsburgh to Washington, D.C.?

Average round-trip fare for 1-stop flights from Pittsburgh to Washington, D.C., chosen by Cheapflights users in the past 12 months, with the same layover each way.

Lancaster (LNS) is the most affordable 1-stop option, with an average round-trip price of $103.

What’s the fastest layover option from Pittsburgh to Washington, D.C.?

Shortest average travel time for 1-stop one-way flights from Pittsburgh to Washington, D.C., based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.

Flights via Lancaster (LNS) have the shortest average one-way travel time for 1-stop routes: 3h 46m.

Which airport typically offers the quickest layover for flights from Pittsburgh to Washington, D.C.?

Average layover duration for 1-stop one-way flights from Pittsburgh to Washington, D.C., chosen by Cheapflights users in the last 12 months, grouped by stopover airport.

Flights via Lancaster (LNS) offer the fastest connection on this route, with an average layover time of 0h 56m.

Reviews of airlines servicing Washington, D.C.

Get insights into the airlines that provide service to Washington, D.C.. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Washington, D.C.. Reviews last updated September 11, 2025.
Get a feel of what it's like to fly with Southwest, United Airlines, and American Airlines from Pittsburgh to Washington, D.C. by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Entertainment

7.5

Food

7.0

Overall

8.0

Comfort

8.0

Boarding

8.1

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

Entertainment

7.5

Food

7.0

Overall

8.0

Comfort

8.0

Boarding

8.1

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

Entertainment

7.5

Food

7.0

Overall

8.0

Comfort

8.0

Boarding

8.1

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

Entertainment

7.5

Food

7.0

Overall

8.0

Comfort

8.0

Boarding

8.1

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

Related info for your journey

Find useful and relevant information for your journey from Pittsburgh to Washington, D.C.. 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 Pittsburgh to Washington, D.C.?

    Pittsburgh (PIT), located 13.5 mi from the city center, is the airport you fly out of when you book flights from Pittsburgh to Washington, D.C.. 4 airlines have flights from Pittsburgh to Washington, D.C. on a regular basis. Booking flights from Pittsburgh to Washington, D.C. should not be difficult; the airport handles an average of 16 outbound flights to Washington, D.C. per day.

  • How long is the flight from Pittsburgh to Washington, D.C.?

    There are many flights that can get you from Pittsburgh to Washington, D.C. in 1h 10m. Fly via Southern / Mokulele, United Airlines, or American Airlines to get the fastest option. Airlines will cover a distance of 205 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines flying from Pittsburgh to Washington, D.C. round-trip?

    Cheapflights users have booked flights from Pittsburgh to Washington, D.C. round-trip from $108. Other airlines that can offer you cheap pricing are American Airlines, from $179, and United Airlines, from $179. Users have found that Southern / Mokulele is 48% cheaper than the other options available to this destination.

  • What are the cheapest airlines to fly from Pittsburgh to Washington, D.C. one-way?

    $70 is the cheapest one-way deal found within the past few days, from Southern / Mokulele. You may also be able to find cheap deals on United Airlines and Southwest, with prices starting from $74 and $84, respectively.

  • What are the most popular routes from Pittsburgh to Washington, D.C.?

  • What are the most reliable airlines from Pittsburgh to Washington, D.C.?

    Before booking your flight to Washington, D.C. from Pittsburgh, check out the most reliable airlines to get you to your destination on time: ANA (98%), Ethiopian Air (98%), Mesa Airlines( 93%).

  • What are the cheapest flights from Pittsburgh to Washington, D.C.?

    Looking for the cheapest flight from Pittsburgh to Washington, D.C.? While on average our users pay $1,001, our data indicates the cheapest price to be $118. The most popular route (Pittsburgh - Washington, D.C. Dulles Intl), is priced around $97.

  • Can I find deals for flights from Pittsburgh to Washington, D.C. that include hotel bookings?

    Yes. In addition to deals on Pittsburgh to Washington, D.C. flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Pittsburgh to Washington, D.C.?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Pittsburgh to Washington, D.C..

  • Can I find deals for business class flights from Pittsburgh to Washington, D.C.?

    Yes. Cheapflights offers flight deals from Pittsburgh to Washington, D.C. 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 Pittsburgh to Washington, D.C.?

    Currently, August is the cheapest month in which you can book a flight from Pittsburgh to Washington, D.C. (average of $292). Flying from Pittsburgh to Washington, D.C. in April is currently the most expensive (average of $337). 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

Traveling to a place near Washington, D.C.?

Book flights to Washington, D.C. if you plan to visit one of these locations
Woodbridge
Alexandria
Arlington
Tysons
Silver Spring
Springfield
Gaithersburg
Fredericksburg
Linthicum Heights
Fairfax
Falls Church
Owings Mills
Manassas
Rockville
Hanover
Oxon Hill
Laurel
Towson
Dundalk
National Harbor

Browse thousands of different options on Cheapflights for your next trip

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Top 4 airlines flying from Pittsburgh to Washington, D.C.

Discover the top 4 airlines that operate flights from Pittsburgh to Washington, D.C.. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated September 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
Southern / MokuleleCheapest$108Average$142FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$179Average$250FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$179Average$275FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$209Average$325FlexibilityNo cancel feeOn-time63%

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