Nonstop flights from Houston to Pittsburgh

2 airlines fly from 2 Houston airports (IAH and HOU) to Pittsburgh (PIT), with up to 4 flights a day.

IAHPIT

Routes

2 airport pairs

When they leave

Houston time

7:40a8:00pFirst departure 7:40 AM, last 8:00 PM

One morning flight at 7:40 AM, then three in the afternoon, 12:00 PM to 3:05 PM, then three in the evening, 6:35 PM to 8:00 PM.

Every flight

Earliest first

7:40 AM→11:30 AMIAH to PITUnited AirlinesBoeing 737 MAX 9Mon, Wed, Thu, Fri, Sat, Sun
7:40 AM→11:36 AMIAH to PITUnited AirlinesEmbraer 175Tue
12:00 PM→3:55 PMIAH to PITUnited AirlinesBoeing 737Daily
2:50 PM→6:30 PMHOU to PITSouthwest AirlinesBoeing 737 MAX 8Sat
3:05 PM→6:50 PMHOU to PITSouthwest AirlinesBoeing 737 MAX 8Mon, Thu, Fri
6:35 PM→10:20 PMHOU to PITSouthwest AirlinesBoeing 737 MAX 8Tue, Wed
6:40 PM→10:25 PMHOU to PITSouthwest AirlinesBoeing 737 MAX 8Sun
8:00 PM→11:59 PMIAH to PITUnited AirlinesBoeing 737Mon, Tue, Wed, Thu, Fri, Sun

Schedules last checked Sep 19, 2026. Times are local.

Flying from Houston to Pittsburgh

United Airlines flies most often, 2 to 3 times a day on the Boeing 737, Boeing 737 MAX 9 and Embraer 175. Southwest Airlines flies daily on the Boeing 737 MAX 8.

There are 3 or 4 flights every day of the week. The first arrival in Pittsburgh is at 11:30 AM and the last at 11:59 PM.

IAH to PIT is the busiest airport pair, with 20 flights a week, then HOU to PIT with 7.

Flying back, Pittsburgh to Houston has 26 nonstop flights a week.

Return flights

Pittsburgh to HoustonView

Find the cheapest day to fly from Houston to Pittsburgh.

Schedules as of Oct 9, 2026.