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$60+ Cheap flights from Dulles Intl (IAD) to Pittsburgh (PIT)

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 8/2. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — PIT
Aug 2 — Aug 91
Sat 8/2
Sat 8/9
1 adult, Economy
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Cheap flight deals from Dulles Intl to Pittsburgh

Discover tips and strategies to find the most affordable flight options for your journey from Dulles Intl (IAD) to Pittsburgh (PIT). 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 July 28, 2025.

Round-trip from

$173
(CheapOair)

One-way from

$60
(Trip.com)

Popular in

March

Cheapest in

January

Average price

$254

Good round-trip deal

$249 or less

Good one-way deal

$151 or less
From Washington, D.C. Dulles Intl to Pittsburgh
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One-way flight from Washington, D.C. Dulles Intl to Pittsburgh
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Highest demand for flights based on searches. 3% potential increase in price ($8 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($6 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Price to beat on a round-trip flight from Washington, D.C. Dulles Intl to Pittsburgh.
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Price to beat on a one-way flight from Washington, D.C. Dulles Intl to Pittsburgh.
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Find flight deals from Dulles Intl to Pittsburgh

Cheapest flights from Dulles Intl to Pittsburgh
Explore the most affordable flight options available from Dulles Intl to Pittsburgh. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 28, 2025.

This CheapOair deal was found by Cheapflights users on 7/27. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/2312:50 pmIAD - PIT
1 stop25h 38mSouthern / Mokulele
Sun 8/245:40 pmPIT - IAD
1 stop13h 40mSouthern / Mokulele
Deal found 7/27$173
This United Airlines deal was found by Cheapflights users on 7/28. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/238:35 amIAD - PIT
Nonstop1h 05mUnited Airlines
Mon 8/2510:45 amPIT - IAD
Nonstop1h 03mUnited Airlines
Deal found 7/28$179
This Trip.com deal was found by Cheapflights users on 7/27. 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.
Wed 9/1012:50 pmIAD - PIT
1 stop4h 17mMultiple Airlines
Wed 9/178:10 pmPIT - IAD
Nonstop1h 02mMultiple Airlines
Deal found 7/27$217
This American Airlines deal was found by Cheapflights users on 7/26. 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.
Sun 7/275:38 pmIAD - PIT
1 stop4h 25mAmerican Airlines
Sun 8/35:00 amPIT - IAD
1 stop3h 33mAmerican Airlines
Deal found 7/26$304
This Delta deal was found by Cheapflights users on 7/28. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/3112:12 pmIAD - PIT
1 stop4h 43mDelta
Sun 8/37:33 pmPIT - IAD
1 stop3h 22mDelta
Deal found 7/28$319

Cheapflights Fare Finder

 
Customize your flight search to find flights from Dulles Intl to Pittsburgh 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 July 28, 2025.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Pittsburgh that are best for you.

Fly from

Dulles Intl

Fly to

Pittsburgh

Route

Depart

Return

Price

Washington, D.C.Pittsburgh

IAD - PIT

IADPIT

Washington, D.C. Dulles Intl

Sat 8/23

12:50 pm-2:28 pm

1 stop25h 38m

Pittsburgh

Sun 8/24

5:40 pm-7:20 am

1 stop13h 40m

$173

Washington, D.C.Pittsburgh

IAD - PIT

IADPIT

Washington, D.C. Dulles Intl

Sat 8/23

8:35 am-9:40 am

Nonstop1h 05m

Pittsburgh

Mon 8/25

10:45 am-11:48 am

Nonstop1h 03m

$179

Washington, D.C.Pittsburgh

IAD - PIT

IADPIT

Washington, D.C. Dulles Intl

Wed 9/10

12:50 pm-5:07 pm

1 stop4h 17m

Pittsburgh

Wed 9/17

8:10 pm-9:12 pm

Nonstop1h 02m

$217

Washington, D.C.Pittsburgh

IAD - PIT

IADPIT

Washington, D.C. Dulles Intl

Wed 8/6

6:00 am-11:13 am

1 stop5h 13m

Pittsburgh

Wed 8/6

7:33 pm-10:55 pm

1 stop3h 22m

$263

Washington, D.C.Pittsburgh

IAD - PIT

IADPIT

Washington, D.C. Dulles Intl

Wed 9/17

2:21 pm-7:02 pm

1 stop4h 41m

Pittsburgh

Sat 9/20

7:01 am-6:47 pm

2 stops11h 46m

$316

Washington, D.C.Pittsburgh

IAD - PIT

IADPIT

Washington, D.C. Dulles Intl

Fri 8/1

12:55 pm-5:13 pm

1 stop4h 18m

$60

Washington, D.C.Pittsburgh

IAD - PIT

IADPIT

Washington, D.C. Dulles Intl

Wed 8/20

12:55 pm-2:00 pm

Nonstop1h 05m

$89

Washington, D.C.Pittsburgh

IAD - PIT

IADPIT

Washington, D.C. Dulles Intl

Wed 8/20

6:00 am-9:45 am

1 stop3h 45m

$99

Washington, D.C.Pittsburgh

IAD - PIT

IADPIT

Washington, D.C. Dulles Intl

Mon 9/8

10:49 am-11:22 pm

2 stops12h 33m

$136

Washington, D.C.Pittsburgh

IAD - PIT

IADPIT

Washington, D.C. Dulles Intl

Fri 9/5

11:18 am-9:10 am

2 stops21h 52m

$203

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/27

The best insider tips for Washington, D.C. Dulles Intl Airport to Pittsburgh 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 Washington, D.C. Dulles Intl Airport to Pittsburgh trip
Airports
IAD

Afternoon and evening check-in areas at IAD can be crowded. Arrive early to navigate the busy terminals efficiently.

Read more about IADby Ramsey Qubein
PIT

For budget-friendly travel from PIT, use the 28X Airport Flyer bus to reach downtown Pittsburgh in about 45 minutes.

Read more about PITby John Walton
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 Dulles Intl to Pittsburgh

Have a flexible travel schedule? Discover the best time to fly to Pittsburgh from Dulles Intl 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 Washington, D.C. Dulles Intl Airport to Pittsburgh

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

Currently, August is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Pittsburgh (average of $262). Flying from Washington, D.C. Dulles Intl Airport to Pittsburgh in November is currently the most expensive (average of $332). 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 IAD to PIT?

Find hourly flight availability from Dulles Intl to Pittsburgh. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 28, 2025.

It’s optimal to fly from Washington, D.C. Dulles Intl Airport to Pittsburgh in the evening. By choosing this option you can save up to 18% on the cost of your flight, compared to a flight at noon.

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

Use this chart to determine the cheapest time to fly round-trip from Dulles Intl to Pittsburgh. Price data was last updated on July 27, 2025.

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

Weekly flight availability from Washington, D.C. Dulles Intl Airport to Pittsburgh

Explore weekly flight availability from Dulles Intl to Pittsburgh. 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 July 28, 2025.

The most flights from IAD to PIT are scheduled on a Monday (16 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (9 on average).

Reviews of airlines servicing Pittsburgh

Get insights into the airlines that provide service to Pittsburgh. 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 Pittsburgh. Reviews last updated July 28, 2025.
See what other customers who have flown with Delta, United Airlines, and American Airlines from Washington, D.C. Dulles Intl Airport to Pittsburgh have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,971 reviews

Comfort

7.9

Overall

8.0

Food

7.3

Crew

8.5

Boarding

8.2

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,971 reviews
Delta
8.0
Very good
7,971 reviews

Comfort

7.9

Overall

8.0

Food

7.3

Crew

8.5

Boarding

8.2

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,893 reviews
Delta
8.0
Very good
7,971 reviews

Comfort

7.9

Overall

8.0

Food

7.3

Crew

8.5

Boarding

8.2

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,971 reviews

Comfort

7.9

Overall

8.0

Food

7.3

Crew

8.5

Boarding

8.2

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

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

    For a flight from Washington, D.C. Dulles Intl to Pittsburgh, you will be flying into Pittsburgh. Pittsburgh (PIT) is just 13.5 mi from the center of the city. Pittsburgh is the only Pittsburgh airport and it handles 13 inbound flights from Washington, D.C. Dulles Intl per day. 2 airlines have flights to Pittsburgh from Washington, D.C. Dulles Intl on a regular basis.

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

    Cheapflights users have booked flights from Washington, D.C. Dulles Intl Airport to Pittsburgh round-trip from $173. Other airlines that can offer you cheap pricing are United Airlines, from $179, and Delta, from $263. Southern / Mokulele is priced at 29% lower than the current average price of a flight leaving 3 months from now.

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

    The cheapest airline one-way is Southern / Mokulele, with whom users have recently found tickets for as low as $60. However, be on the lookout for offers from United Airlines and Delta, as they are both options that can get you from Washington, D.C. Dulles Intl Airport to Pittsburgh for a low price.

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

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Washington, D.C. Dulles Intl Airport to Pittsburgh on time: CommutAir (93%), Ethiopian Air (82%), Mesa Airlines (81%).

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

    On average you can expect to pay $216 for a flight from Washington, D.C. Dulles Intl Airport to Pittsburgh. The cheapest flight overall is $98 while the most popular route, (Washington, D.C. Dulles Intl - Pittsburgh) is currently priced at $108.

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

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

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

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

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

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

    Currently, August is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Pittsburgh (average of $262). Flying from Washington, D.C. Dulles Intl Airport to Pittsburgh in November is currently the most expensive (average of $332). 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 Pittsburgh?

Book flights to Pittsburgh if you plan to visit one of these locations
Mars
Steubenville
Monroeville
Washington
Wexford
Belle Vernon

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Alternative routes for Dulles Intl to Pittsburgh

See prices for flight routes from nearby airports that may be better suited for you.
Dulles Intl to John F Kennedy Intl flights
Dulles Intl to LaGuardia flights
Reagan-National to John F Kennedy Intl flights
Baltimore to LaGuardia flights
Dulles Intl to Newark flights
Baltimore to Newark flights
Reagan-National to LaGuardia flights
Reagan-National to Newark flights
Baltimore to John F Kennedy Intl flights
Reagan-National to Pittsburgh flights
Baltimore to Pittsburgh flights
Dulles Intl to Philadelphia flights
Reagan-National to Philadelphia flights
Baltimore to Philadelphia flights
Dulles Intl to Scranton flights
Dulles Intl to Allentown flights
Baltimore to Harrisburg flights
Reagan-National to Allentown flights
Baltimore to Allentown flights
Reagan-National to Scranton flights
Dulles Intl to Harrisburg flights
Baltimore to Morgantown flights
Dulles Intl to Erie flights
Reagan-National to Erie flights
Baltimore to Scranton flights
Dulles Intl to Elmira flights
Reagan-National to Elmira flights
Reagan-National to Harrisburg flights
Baltimore to Hagerstown flights
Baltimore to Elmira flights
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Baltimore to Johnstown flights
Baltimore to Lancaster flights
Baltimore to Franklin flights
Baltimore to Williamsport flights
Baltimore to DuBois flights
Baltimore to Latrobe flights
Baltimore to Altoona flights
Reagan-National to Williamsport flights

Top 2 airlines flying from Dulles Intl to Pittsburgh

Discover the top 2 airlines that operate flights from Dulles Intl to Pittsburgh. 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 July 28, 2025.
AirlineCheapestAverageFlexibilityOn-time
Southern / MokuleleCheapest$112Average$147FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$179Average$273FlexibilityNo cancel feeOn-time69%

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