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$62+ 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 5/14. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — PIT
May 4 — May 111
Sun 5/4
Sun 5/11
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 April 29, 2025.

Most accurate provider

Mytrip
3 stars

Most trusted provider

Mytrip
3 stars

Round-trip from

$179
(United Airlines)

One-way from

$62
(Trip.com)

Popular in

March

Cheapest in

January

Average price

$243

Good round-trip deal

$229 or less

Good one-way deal

$139 or less
Provider with most accurate pricing for Washington, D.C. Dulles Intl-Pittsburgh flight deals.
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Provider most trusted by Cheapflights users for Washington, D.C. Dulles Intl-Pittsburgh flights.
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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. 7% potential increase in price ($17 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 April 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 April 29, 2025.

This United Airlines deal was found by Cheapflights users on 4/28. 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.
Tue 6/1010:05 pmIAD - PIT
Nonstop1h 03mUnited Airlines
Tue 6/171:05 pmPIT - IAD
Nonstop1h 13mUnited Airlines
Deal found 4/28$179
This MaxMilhas deal was found by Cheapflights users on 4/27. 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 MaxMilhas is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/1112:55 pmIAD - PIT
1 stop4h 18mSouthern / Mokulele
Wed 6/1811:55 amPIT - IAD
1 stop4h 20mSouthern / Mokulele
Deal found 4/27$183
This Mytrip deal was found by Cheapflights users on 4/28. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/2812:40 pmIAD - PIT
1 stop8h 49mMultiple Airlines
Fri 5/305:54 amPIT - IAD
2 stops14h 23mMultiple Airlines
Deal found 4/28$280
This American Airlines deal was found by Cheapflights users on 4/28. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/159:03 amIAD - PIT
1 stop4h 00mAmerican Airlines
Fri 7/187:00 amPIT - IAD
2 stops10h 09mAmerican Airlines
Deal found 4/28$330
This KAYAK deal was found by Cheapflights users on 4/28. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/309:20 amIAD - PIT
1 stop4h 07mDelta
Thu 5/16:55 amPIT - IAD
1 stop6h 07mDelta
Deal found 4/28$607

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 April 29, 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

Tue 6/10

10:05 pm-11:08 pm

Nonstop1h 03m

Pittsburgh

Tue 6/17

1:05 pm-2:18 pm

Nonstop1h 13m

$179

Washington, D.C.Pittsburgh

IAD - PIT

IADPIT

Washington, D.C. Dulles Intl

Wed 6/11

12:55 pm-5:13 pm

1 stop4h 18m

Pittsburgh

Wed 6/18

11:55 am-4:15 pm

1 stop4h 20m

$183

Washington, D.C.Pittsburgh

IAD - PIT

IADPIT

Washington, D.C. Dulles Intl

Wed 5/28

12:40 pm-9:29 pm

1 stop8h 49m

Pittsburgh

Fri 5/30

5:54 am-8:17 pm

2 stops14h 23m

$280

Washington, D.C.Pittsburgh

IAD - PIT

IADPIT

Washington, D.C. Dulles Intl

Tue 7/15

9:03 am-1:03 pm

1 stop4h 00m

Pittsburgh

Fri 7/18

7:00 am-5:09 pm

2 stops10h 09m

$330

Washington, D.C.Pittsburgh

IAD - PIT

IADPIT

Washington, D.C. Dulles Intl

Thu 5/1

9:20 am-1:27 pm

1 stop4h 07m

Pittsburgh

Thu 5/1

6:05 pm-11:07 pm

1 stop5h 02m

$607

Washington, D.C.Pittsburgh

IAD - PIT

IADPIT

Washington, D.C. Dulles Intl

Thu 5/1

12:55 pm-5:13 pm

1 stop4h 18m

$70

Washington, D.C.Pittsburgh

IAD - PIT

IADPIT

Washington, D.C. Dulles Intl

Wed 5/28

10:05 pm-11:08 pm

Nonstop1h 03m

$132

Washington, D.C.Pittsburgh

IAD - PIT

IADPIT

Washington, D.C. Dulles Intl

Wed 6/25

6:00 am-3:34 pm

2 stops9h 34m

$137

Washington, D.C.Pittsburgh

IAD - PIT

IADPIT

Washington, D.C. Dulles Intl

Fri 5/30

3:13 pm-11:36 pm

2 stops32h 23m

$141

Washington, D.C.Pittsburgh

IAD - PIT

IADPIT

Washington, D.C. Dulles Intl

Fri 6/6

9:03 pm-11:54 pm

2 stops26h 51m

$144

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/28

Showing 1-10 of 12 results
1
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Compare providers for flights from Dulles Intl to Pittsburgh

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Dulles Intl to Pittsburgh in April.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*2 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
MytripPrice Accuracy3 starsTrust Score*3 stars
PricelinePrice Accuracy2 starsTrust Score*3 stars
CheapTicketsDealPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Washington, D.C. Dulles Intl Airport-Pittsburgh flights, users find the pricing of Mytrip to be most consistent on Cheapflights vs. Mytrip Users can find the same prices on Washington, D.C. Dulles Intl Airport-Pittsburgh flight deals on Cheapflights vs. Mytrip >95% of the time. Price accuracy is based on data collected from Washington, D.C. Dulles Intl Airport-Pittsburgh flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Washington, D.C. Dulles Intl Airport-Pittsburgh flights, Cheapflights users trust Mytrip the most. Mytrip has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Washington, D.C. Dulles Intl Airport-Pittsburgh flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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 $333). 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 April 29, 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 29% on the cost of your flight, compared to a flight in the afternoon.

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 March 30, 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. Tuesday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Rainfall in Pittsburgh by month

Plan your trip to Pittsburgh by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Pittsburgh ranges from 2.3 - 4.3 inches per month. June is typically the wettest month, when rainfall can reach 4.3 in. October is typically the driest time to visit Pittsburgh when rainfall is around 2.3 in.

Temperature in Pittsburgh by month

Plan your trip to Pittsburgh by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Pittsburgh, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 28.4 F).

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 April 29, 2025.
Read through reviews of airlines operating flights from Washington, D.C. to Pittsburgh, such as Delta, United Airlines and Allegiant Air. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,929 reviews

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Delta
8.0
Very good
7,929 reviews
Delta
8.0
Very good
7,929 reviews

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
United Airlines
7.4
Good
8,696 reviews
Delta
8.0
Very good
7,929 reviews

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Allegiant Air
7.3
Good
734 reviews
Delta
8.0
Very good
7,929 reviews

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,929 reviews

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

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 6 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 $179. Other airlines that can offer you cheap pricing are Southern / Mokulele, from $195, and American Airlines, from $330. United Airlines is priced at 24% 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 $62. However, be on the lookout for offers from United Airlines and Allegiant Air, 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: Ethiopian Air (93%), CommutAir (92%), Copa Airlines (89%).

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

    On average you can expect to pay $224 for a flight from Washington, D.C. Dulles Intl Airport to Pittsburgh. The cheapest flight overall is $108 while the most popular route, (Washington, D.C. Dulles Intl - Pittsburgh) is currently priced at $106.

  • 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 $333). 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. Dulles Intl Airport?

Book flights to Washington, D.C. Dulles Intl Airport if you plan to visit one of these locations
Monroeville
Washington
Steubenville
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.
Reagan-National to Newark flights
Dulles Intl to Newark flights
Reagan-National to John F Kennedy Intl flights
Baltimore to Newark flights
Dulles Intl to John F Kennedy Intl flights
Dulles Intl to LaGuardia flights
Baltimore to LaGuardia flights
Reagan-National to LaGuardia flights
Baltimore to John F Kennedy Intl flights
Baltimore to Pittsburgh flights
Reagan-National 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 Harrisburg flights
Dulles Intl to Erie flights
Baltimore to Morgantown flights
Baltimore to Harrisburg flights
Reagan-National to Allentown flights
Baltimore to Allentown flights
Baltimore to Scranton flights
Reagan-National to Scranton flights
Dulles Intl to Elmira flights
Reagan-National to Erie flights
Baltimore to Erie flights
Baltimore to Johnstown flights
Dulles Intl to Allentown flights
Baltimore to Elmira flights
Reagan-National to Harrisburg flights
Reagan-National to Elmira flights
Baltimore to Hagerstown flights
Baltimore to Franklin flights
Baltimore to Lancaster flights
Baltimore to DuBois flights
Baltimore to Latrobe flights
Reagan-National to Williamsport flights
Baltimore to Altoona flights
Baltimore 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 April 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
Southern / MokuleleCheapest$112Average$139FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$179Average$278FlexibilityNo cancel feeOn-time69%

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