For early departures from IAD, expect long security lines. Arrive early to navigate the complex layout and use the Aerotrain for faster terminal access.

Most accurate provider | eDreams 3 stars |
|---|---|
Most trusted provider | eDreams 3 stars |
Round-trip from | $146 (Mytrip) |
One-way from | $68 (Booking.com) |
Popular in | December |
Cheapest in | May |
Average price | $299 |
Good round-trip deal | $209 or less |
Good one-way deal | $124 or less |
Fly from
Fly to
Route
Depart
Return
Price
BaltimorePittsburgh
BWI - PIT
BWIPIT
Baltimore/Washington
mié. 1/21
1:00 pm-11:44 pm
1 stop10h 44m
Pittsburgh
mié. 1/28
6:00 am-7:03 pm
1 stop13h 03m
Washington, D.C.Pittsburgh
IAD - PIT
IADPIT
Washington, D.C. Dulles Intl
jue. 5/14
12:53 pm-1:59 pm
Nonstop1h 06m
Pittsburgh
dom. 5/17
10:20 am-11:25 am
Nonstop1h 05m
BaltimorePittsburgh
BWI - PIT
BWIPIT
Baltimore/Washington
lun. 1/5
6:18 pm-9:58 am
1 stop15h 40m
Pittsburgh
lun. 1/12
5:50 pm-7:03 pm
1 stop25h 13m
Washington, D.C.Pittsburgh
IAD - PIT
IADPIT
Washington, D.C. Dulles Intl
jue. 12/25
10:05 pm-11:14 pm
Nonstop1h 09m
Pittsburgh
vie. 1/2
6:00 am-7:22 am
Nonstop1h 22m
Washington, D.C.Pittsburgh
IAD - PIT
IADPIT
Washington, D.C. Dulles Intl
lun. 12/22
10:05 pm-11:14 pm
Nonstop1h 09m
Pittsburgh
dom. 1/4
6:00 am-7:22 am
Nonstop1h 22m
Washington, D.C.Pittsburgh
IAD - PIT
IADPIT
Washington, D.C. Dulles Intl
mié. 12/24
5:40 pm-9:28 pm
1 stop3h 48m
Pittsburgh
dom. 12/28
2:55 pm-11:38 am
1 stop20h 43m
Washington, D.C.Pittsburgh
IAD - PIT
IADPIT
Washington, D.C. Dulles Intl
jue. 1/15
6:00 am-9:44 am
1 stop3h 44m
Pittsburgh
dom. 1/18
7:13 am-11:43 am
1 stop4h 30m
Washington, D.C.Pittsburgh
DCA - PIT
DCAPIT
Washington, D.C. Reagan-National
jue. 1/15
7:43 pm-11:42 pm
1 stop3h 59m
Pittsburgh
dom. 1/18
5:04 pm-10:48 pm
1 stop5h 44m
Washington, D.C.Pittsburgh
DCA - PIT
DCAPIT
Washington, D.C. Reagan-National
vie. 2/6
9:54 am-1:27 pm
1 stop3h 33m
Pittsburgh
dom. 2/8
10:25 am-4:19 pm
1 stop5h 54m
Washington, D.C.Pittsburgh
DCA - PIT
DCAPIT
Washington, D.C. Reagan-National
vie. 1/16
6:00 am-11:40 am
1 stop5h 40m
Pittsburgh
dom. 1/18
10:24 am-5:04 pm
1 stop6h 40m
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*1 star | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*3 stars |
Currently, November is the cheapest month in which you can book a flight from Washington, D.C. to Pittsburgh (average of $102). Flying from Washington, D.C. to Pittsburgh in May is currently the most expensive (average of $158). 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.
One of the essential ways to save on airfare from Washington, D.C. to Pittsburgh is to remain as flexible as possible. Flights that are in the afternoon tend to be the most expensive. A flight in the evening could potentially save you up to 30% on airfare.
Travelers seeking maximum savings on their Washington, D.C. 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.
The most flights from WAS to PIT are scheduled on a Monday (19 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (17 on average).
Entertainment
Comfort
Boarding
Crew
Food
Overall
Reviews
Thomas,Dec 2025
SEA - DEN
Entertainment
Comfort
Boarding
Crew
Food
Overall
Reviews
Thomas,Dec 2025
SEA - DEN
Entertainment
Comfort
Boarding
Crew
Food
Overall
Reviews
Thomas,Dec 2025
SEA - DEN
Entertainment
Comfort
Boarding
Crew
Food
Overall
Reviews
Thomas,Dec 2025
SEA - DEN
Entertainment
Comfort
Boarding
Crew
Food
Overall
Reviews
Thomas,Dec 2025
SEA - DEN
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$112 | Average$158 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$177 | Average$265 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$179 | Average$279 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$220 | Average$319 | FlexibilityNo cancel fee | On-time63% |