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Pittsburgh International Airport to Dulles International Airport flight

Explore the cheapest one-way and round-trip flights from Pittsburgh International Airport to Dulles International Airport over the next 90 days, with one-way fares from BRL 352 and round-trip from BRL 689. Based on Trip.com's latest 7-day flight data.

      • Cheapest nonstop
        PIT 06:26
        1h 9m
        Nonstop
        IAD 07:35
        Pittsburgh - Washington D.C. | Fri, Oct 9 | United Airlines
        IAD 22:20
        1h 10m
        Nonstop
        PIT 23:30
        Washington D.C. - Pittsburgh | Tue, Oct 13 | United Airlines
        BRL 854 BRL 1,250
        32% off
        32% off
        BRL 1,250 BRL 854
      • PIT 19:59
        1h 14m
        Nonstop
        IAD 21:13
        Pittsburgh - Washington D.C. | Tue, Oct 20 | United Airlines
        IAD 08:30
        1h 6m
        Nonstop
        PIT 09:36
        Washington D.C. - Pittsburgh | Tue, Oct 27 | United Airlines
        BRL 912 BRL 1,250
        27% off
        27% off
        BRL 1,250 BRL 912
      • PIT 10:55
        5h 18m
        1 stop
        IAD 16:13
        Pittsburgh - Washington D.C. | Thu, Oct 22 | Southern Airways Express
        IAD 08:25
        4h 57m
        1 stop
        PIT 13:22
        Washington D.C. - Pittsburgh | Mon, Oct 26 | Southern Airways Express
        BRL 689 BRL 1,250
        45% off
        45% off
        BRL 1,250 BRL 689
      • PIT 07:21
        4h 29m
        1 stop
        IAD 11:50
        Pittsburgh - Washington D.C. | Tue, Nov 3 | Delta Air Lines
        DCA 17:35
        5h 24m
        1 stop
        PIT 22:59
        Washington D.C. - Pittsburgh | Tue, Nov 3 | Delta Air Lines
        BRL 704
        44% off
        BRL 1,250 BRL 704
      • PIT 07:21
        4h 29m
        1 stop
        IAD 11:50
        Pittsburgh - Washington D.C. | Sat, Nov 7 | Delta Air Lines
        DCA 19:20
        3h 29m
        1 stop
        PIT 22:49
        Washington D.C. - Pittsburgh | Mon, Nov 9 | Delta Air Lines
        BRL 706
        44% off
        BRL 1,250 BRL 706
      • PIT 07:21
        4h 29m
        1 stop
        IAD 11:50
        Pittsburgh - Washington D.C. | Sat, Oct 24 | Delta Air Lines
        DCA 08:10
        3h 58m
        1 stop
        PIT 12:08
        Washington D.C. - Pittsburgh | Tue, Oct 27 | Delta Air Lines
        BRL 707
        43% off
        BRL 1,250 BRL 707
      • PIT 12:15
        4h 3m
        1 stop
        IAD 16:18
        Pittsburgh - Washington D.C. | Wed, Dec 2 | Delta Air Lines
        IAD 06:00
        3h 46m
        1 stop
        PIT 09:46
        Washington D.C. - Pittsburgh | Wed, Dec 9 | Delta Air Lines
        BRL 707
        43% off
        BRL 1,250 BRL 707
      • PIT 07:21
        4h 29m
        1 stop
        IAD 11:50
        Pittsburgh - Washington D.C. | Wed, Nov 4 | Delta Air Lines
        DCA 06:10
        3h 33m
        1 stop
        PIT 09:43
        Washington D.C. - Pittsburgh | Wed, Nov 11 | Delta Air Lines
        BRL 708
        43% off
        BRL 1,250 BRL 708
      • PIT 10:55
        5h 18m
        1 stop
        IAD 16:13
        Pittsburgh - Washington D.C. | Thu, Oct 8 | Southern Airways Express
        IAD 12:50
        4h 17m
        1 stop
        PIT 17:07
        Washington D.C. - Pittsburgh | Sun, Oct 11 | Southern Airways Express
        BRL 716
        43% off
        BRL 1,250 BRL 716
      • PIT 11:55
        4h 18m
        1 stop
        IAD 16:13
        Pittsburgh - Washington D.C. | Wed, Oct 14 | Southern Airways Express
        IAD 08:25
        5h 57m
        1 stop
        PIT 14:22
        Washington D.C. - Pittsburgh | Wed, Oct 21 | Southern Airways Express
        BRL 717
        43% off
        BRL 1,250 BRL 717
      • PIT 11:55
        4h 18m
        1 stop
        IAD 16:13
        Pittsburgh - Washington D.C. | Fri, Oct 23 | Southern Airways Express
        IAD 12:50
        4h 17m
        1 stop
        PIT 17:07
        Washington D.C. - Pittsburgh | Mon, Oct 26 | Southern Airways Express
        BRL 717
        43% off
        BRL 1,250 BRL 717
      • PIT 11:55
        4h 18m
        1 stop
        IAD 16:13
        Pittsburgh - Washington D.C. | Fri, Oct 16 | Southern Airways Express
        IAD 08:25
        5h 57m
        1 stop
        PIT 14:22
        Washington D.C. - Pittsburgh | Mon, Oct 19 | Southern Airways Express
        BRL 717
        43% off
        BRL 1,250 BRL 717
      • PIT 10:55
        5h 18m
        1 stop
        IAD 16:13
        Pittsburgh - Washington D.C. | Thu, Oct 15 | Southern Airways Express
        IAD 08:25
        4h 57m
        1 stop
        PIT 13:22
        Washington D.C. - Pittsburgh | Fri, Oct 16 | Southern Airways Express
        BRL 719
        42% off
        BRL 1,250 BRL 719
      • PIT 11:55
        4h 18m
        1 stop
        IAD 16:13
        Pittsburgh - Washington D.C. | Fri, Oct 9 | Southern Airways Express
        IAD 12:50
        4h 17m
        1 stop
        PIT 17:07
        Washington D.C. - Pittsburgh | Sun, Oct 11 | Southern Airways Express
        BRL 824
        34% off
        BRL 1,250 BRL 824
      • PIT 13:00
        17h 25m
        1 stop
        WAS 14:00
        Pittsburgh - Washington D.C. | Fri, Oct 9 | Normal Airline
        WAS 15:00
        6h
        Nonstop
        PIT 16:00
        Washington D.C. - Pittsburgh | Sun, Oct 11 | Normal Airline
        More cheap flights
        More cheap flights
      • Cheapest nonstop
        PIT 06:26
        1h 9m
        Nonstop
        IAD 07:35
        Pittsburgh - Washington D.C. | Fri, Oct 23 | United Airlines
        BRL 436 BRL 627
        30% off
        30% off
        BRL 627 BRL 436
      • PIT 06:12
        1h 13m
        Nonstop
        IAD 07:25
        Pittsburgh - Washington D.C. | Sun, Nov 1 | United Airlines
        BRL 457 BRL 627
        27% off
        27% off
        BRL 627 BRL 457
      • PIT 10:55
        5h 18m
        1 stop
        IAD 16:13
        Pittsburgh - Washington D.C. | Tue, Oct 13 | Southern Airways Express
        BRL 352 BRL 627
        44% off
        44% off
        BRL 627 BRL 352
      • PIT 11:55
        4h 18m
        1 stop
        IAD 16:13
        Pittsburgh - Washington D.C. | Thu, Oct 22 | Southern Airways Express
        BRL 354
        44% off
        BRL 627 BRL 354
      • PIT 11:55
        4h 18m
        1 stop
        IAD 16:13
        Pittsburgh - Washington D.C. | Fri, Oct 23 | Southern Airways Express
        BRL 354
        44% off
        BRL 627 BRL 354
      • PIT 07:20
        4h 32m
        1 stop
        IAD 11:52
        Pittsburgh - Washington D.C. | Fri, Nov 13 | Delta Air Lines
        BRL 360
        43% off
        BRL 627 BRL 360
      • PIT 11:55
        4h 18m
        1 stop
        IAD 16:13
        Pittsburgh - Washington D.C. | Sat, Oct 10 | Southern Airways Express
        BRL 360
        43% off
        BRL 627 BRL 360
      • PIT 10:55
        5h 18m
        1 stop
        IAD 16:13
        Pittsburgh - Washington D.C. | Fri, Oct 9 | Southern Airways Express
        BRL 360
        43% off
        BRL 627 BRL 360
      • PIT 11:55
        4h 18m
        1 stop
        IAD 16:13
        Pittsburgh - Washington D.C. | Fri, Oct 16 | Southern Airways Express
        BRL 363
        42% off
        BRL 627 BRL 363
      • PIT 11:55
        4h 18m
        1 stop
        IAD 16:13
        Pittsburgh - Washington D.C. | Thu, Oct 15 | Southern Airways Express
        BRL 364
        42% off
        BRL 627 BRL 364
      • PIT 11:55
        4h 18m
        1 stop
        IAD 16:13
        Pittsburgh - Washington D.C. | Tue, Oct 27 | Southern Airways Express
        BRL 364
        42% off
        BRL 627 BRL 364
      • PIT 11:55
        4h 18m
        1 stop
        IAD 16:13
        Pittsburgh - Washington D.C. | Sat, Oct 17 | Southern Airways Express
        BRL 365
        42% off
        BRL 627 BRL 365
      • PIT 11:55
        4h 18m
        1 stop
        IAD 16:13
        Pittsburgh - Washington D.C. | Wed, Oct 21 | Southern Airways Express
        BRL 366
        42% off
        BRL 627 BRL 366
      • PIT 11:55
        4h 18m
        1 stop
        IAD 16:13
        Pittsburgh - Washington D.C. | Thu, Oct 8 | Southern Airways Express
        BRL 369
        41% off
        BRL 627 BRL 369
      • PIT 13:00
        17h 25m
        1 stop
        WAS 14:00
        Pittsburgh - Washington D.C. | Fri, Oct 9 | Normal Airline
        More cheap flights
        More cheap flights

Displayed flight fares from Pittsburgh International Airport to Dulles International Airport are based on average prices across airlines for the next 3 months, according to the latest Trip.com database.

Trip.com Price Insights: Flights from Pittsburgh International Airport to Dulles International Airport

Which month offers the lowest one-way fares when flying from Pittsburgh International Airport to Dulles International Airport?

Data is based on the past 12 months. It shows the average one-way fares by month for flights from Pittsburgh International Airport to Dulles International Airport on Trip.com.

Based on Trip.com data from the past 12 months, for cheaper one-way flights from Pittsburgh International Airport to Dulles International Airport, it is best to book in August, when average fares are BRL 377. Try to avoid July, as fares peak at around BRL 922.

BRL 922
BRL 650
BRL 377
BRL 105
    Cheapest
  • BRL 487
    Oct
  • BRL 458
    Nov
  • BRL 837
    Dec
  • BRL 535
    Jan
  • BRL 634
    Feb
  • BRL 407
    Mar
  • BRL 384
    Apr
  • BRL 859
    May
  • BRL 413
    Jun
  • BRL 922
    Jul
  • BRL 377
    Aug
  • BRL 392
    Sep

Which day of the week offers the cheapest flights from Pittsburgh International Airport to Dulles International Airport?

Data is based on the past 12 months. It shows the average fares by day of the week for flights from Pittsburgh International Airport to Dulles International Airport on Trip.com.

Based on Trip.com data from the past 12 months, the cheapest day to depart from Pittsburgh International Airport to Dulles International Airport is Friday, when average fares are usually lower than other days. Avoid departing on Sunday, as fares are typically the highest.

BRL 1,414
BRL 913
BRL 411
0
    Cheapest
  • BRL 524
    Mon
  • BRL 422
    Tue
  • BRL 486
    Wed
  • BRL 492
    Thu
  • BRL 411
    Fri
  • BRL 626
    Sat
  • BRL 1,414
    Sun

Which airline offers the cheapest flights from Pittsburgh International Airport to Dulles International Airport?

The cheapest airline flying from Pittsburgh International Airport to Dulles International Airport is Delta Air Lines (from BRL 360) among 7 carriers operating this route. Based on Trip.com's latest 7-day flight data.

Delta Air Lines
From BRL 360
Southern Airways Express
From BRL 360
United Airlines
From BRL 436
Frontier Airlines
From BRL 882
American Airlines
From BRL 1,615
Jetblue Airways
From BRL 1,945
Alaska Airlines
From BRL 2,568

Find more flights and airlines

What is the flight schedule from Pittsburgh International Airport to Dulles International Airport?

Check on the flight schedule from Pittsburgh to Washington D.C. to find the flight that matches your travel plan.

Flight info.
Departure
Arrival
Weekly Schedule

  1. UA3679

    Pittsburgh International Airport

    06:09

    PIT

    1h 26m

    07:35

    IAD

    S M - W T F S
    Search

  2. UA3581

    Pittsburgh International Airport

    10:25

    PIT

    1h 9m

    11:34

    IAD

    - M T - - - -
    Search

  3. DL5498

    Pittsburgh International Airport

    19:46

    PIT

    1h 12m

    Nonstop

    20:58

    DTW

    S M T W T - S
    Search

  4. DL3088

    Detroit Metropolitan Wayne County Airport

    21:46

    DTW

    1h 30m

    Nonstop

    23:16

    IAD

    S M T W T F S

  5. 9X233

    Pittsburgh International Airport

    10:55

    PIT

    50m

    Nonstop

    11:45

    DUJ

    S M T W T F -
    Search

  6. 9X128

    Dubois Regional Airport

    15:02

    DUJ

    1h 23m

    Nonstop

    16:25

    IAD

    S M T W T - S

  7. 9X235

    Pittsburgh International Airport

    14:05

    PIT

    50m

    Nonstop

    14:55

    DUJ

    S M T W T F S
    Search

  8. 9X124

    Dubois Regional Airport

    05:40

    DUJ

    1h 23m

    Nonstop

    07:03

    IAD

    S M T W T F -

  9. 9X235

    Pittsburgh International Airport

    14:05

    PIT

    50m

    Nonstop

    14:55

    DUJ

    S M T W T F S
    Search

  10. 9X126

    Dubois Regional Airport

    10:15

    DUJ

    1h 23m

    Nonstop

    11:38

    IAD

    S M T W T F S

  11. 9X233

    Pittsburgh International Airport

    10:55

    PIT

    50m

    Nonstop

    11:45

    DUJ

    S M T W T F -
    Search

  12. 9X126

    Dubois Regional Airport

    10:15

    DUJ

    1h 23m

    Nonstop

    11:38

    IAD

    S M T W T F S
Find more flights and airlines

About Pittsburgh International Airport and Dulles International Airport

Learn about Pittsburgh International Airport (PIT) and Dulles International Airport (IAD) — including location, terminals, transportation, and travel tips.

Flight distance 295.49 km
Cheapest one-way ticket price BRL 352
Cheapest return ticket price BRL 689

FAQs for Pittsburgh International Airport to Dulles International Airport Flights

  • How long is the flight from Pittsburgh International Airport to Dulles International Airport?

    Pittsburgh International Airport to Dulles International Airport takes about 44 minutes on average. Actual flight time may vary depending on route, weather and air traffic.
  • There are around 4 daily flights from Pittsburgh International Airport (PIT) to Dulles International Airport (IAD).
  • The earliest flight from Pittsburgh International Airport to Dulles International Airport departs at 06:10, and the last departs at 21:16, with about 10 flights per day. Flight times may change, so please check the latest departure and arrival times before you travel.
  • The route from Pittsburgh International Airport (PIT) to Dulles International Airport (IAD) is quite popular. Without considering departure times or holidays, tickets cost around BRL 1,866 in October, the most expensive month to book this route.
  • The earliest flight departs from Pittsburgh International Airport at 06:15 and arrives in Dulles International Airport at 07:29.
  • The latest flight departs from Pittsburgh International Airport at 20:10 and arrives in Dulles International Airport at 21:16.
  • United Airlines is a very popular airline operating an average of 982 flights per month.
  • One-way flights from Pittsburgh International Airport to Dulles International Airport currently start from BRL 352, and round-trip fares start from BRL 689. The current lowest fare is a Southern Airways Express flight departing on Tue, Oct 13; prices may vary depending on availability.
  • Yes. United Airlines operate direct flights from Pittsburgh International Airport to Dulles International Airport, with an average flight time of 42 minutes, and around 27 weekly flights. Actual flight frequency may vary by season.
  • Based on Trip.com flight data for departures within the next 30 days with at most one stop, the average one-way price from Pittsburgh International Airport to Dulles International Airport is BRL 1,108. Prices may vary depending on the departure date, airline, and availability.
  • Pittsburgh International Airport to Dulles International Airport operates around 27 weekly flights, mainly by United Airlines. Actual frequency may vary during holidays and seasonal schedule adjustments.
  • Enter Pittsburgh International Airport and Dulles International Airport, select your departure date and number of passengers, then compare flights by price, flight duration, and baggage allowance. Once you've chosen a fare, review the change and refund rules, fill in passenger details, and pay to receive your booking confirmation.

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Note: Prices shown on this page are the estimated lowest prices found in the last 24 hours and include all taxes and fees.

Book with no extra fees

Prices displayed on this page are all-inclusive (incl. taxes, fuel surcharges, Civil Aviation Development Fund, etc.), and all fees are clearly shown before you pay. Charges for checked baggage, onboard meals, Wi‑Fi, and other optional services are also included where applicable in the flight cards.

Real-time pricing updates

Prices, availability, and travel details on this page have been updated within the last 24 hours, and for many routes are refreshed in real time. The more popular the route, the more accurate and up-to-date the data.

Change & Cancellation Policy

Trip.com shows the change and cancellation rules for each ticket during the booking process, including all related fees and conditions. Please refer to the following scenarios:
Voluntary cancellation/change:
To request a change or cancellation, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and flight segment, and submit your request. Please note that additional charges may apply based on the airline’s fare rules.
Cancellation/change due to a flight schedule change:
If your flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For full details of change and cancellation policies, please refer to the customer support pages.