Nonstop flights from Washington to Pittsburgh

3 airlines fly from 3 Washington airports (IAD, DCA and BWI) to Pittsburgh (PIT), with up to 11 flights a day.

IADPIT

Routes

3 airport pairs

When they leave

Washington time

7:33a10:30pFirst departure 7:33 AM, last 10:30 PM

Four in the morning, 7:33 AM to 11:05 AM, then four in the afternoon, 12:56 PM to 4:35 PM, then six in the evening, 5:13 PM to 10:30 PM.

Every flight

Earliest first

7:33 AM→8:46 AMDCA to PITAmerican AirlinesCRJ 700Mon, Tue, Wed, Thu, Fri, Sat
8:30 AM→9:40 AMIAD to PITUnited AirlinesEmbraer 175Daily
10:55 AM→12:05 PMBWI to PITSouthwest AirlinesBoeing 737-700Tue, Wed
11:05 AM→12:10 PMBWI to PITSouthwest AirlinesBoeing 737Mon, Thu, Fri
11:05 AM→12:10 PMBWI to PITSouthwest AirlinesBoeing 737-700Sat, Sun
12:56 PM→2:03 PMIAD to PITUnited AirlinesBoeing 737Mon, Tue, Wed, Thu, Fri, Sun
12:56 PM→2:04 PMIAD to PITUnited AirlinesCRJ 700Sat
2:22 PM→3:35 PMDCA to PITAmerican AirlinesEmbraer 175Daily
4:30 PM→5:35 PMBWI to PITSouthwest AirlinesBoeing 737-700Tue, Wed
4:35 PM→5:40 PMBWI to PITSouthwest AirlinesBoeing 737 MAX 8Mon, Thu, Fri
5:13 PM→6:26 PMDCA to PITAmerican AirlinesAirbus A319Mon, Tue, Wed, Thu, Fri, Sun
5:30 PM→6:40 PMIAD to PITUnited AirlinesEmbraer 175Daily
7:40 PM→8:50 PMBWI to PITSouthwest AirlinesBoeing 737Tue, Wed, Sat, Sun
8:04 PM→9:18 PMDCA to PITAmerican AirlinesEmbraer 175Daily
8:40 PM→9:50 PMBWI to PITSouthwest AirlinesBoeing 737 MAX 8Mon, Thu, Fri
10:30 PM→11:36 PMIAD to PITUnited AirlinesEmbraer 175Daily

Schedules last checked Sep 20, 2026. Times are local.

Flying from Washington to Pittsburgh

United Airlines flies most often, 4 times a day on the Embraer 175, Boeing 737 and CRJ 700. American Airlines flies 3 to 4 times a day on the Embraer 175, Airbus A319 and CRJ 700. Southwest Airlines flies 2 to 3 times a day on the Boeing 737-700, Boeing 737 and Boeing 737 MAX 8.

Flights run every day of the week, from 9 on Saturdays and Sundays to 11 on Mondays, Tuesdays, Wednesdays, Thursdays and Fridays. The first arrival in Pittsburgh is at 8:46 AM and the last at 11:36 PM.

IAD to PIT is the busiest airport pair, with 28 flights a week, then DCA to PIT with 26 and BWI to PIT with 19.

Flying back, Pittsburgh to Washington has 73 nonstop flights a week.

Return flights

Pittsburgh to WashingtonView

Find the cheapest day to fly from Washington to Pittsburgh.

Schedules as of Oct 9, 2026.