Nonstop flights from Austin to Houston

2 airlines fly from Austin (AUS) to 2 Houston airports (IAH and HOU), with up to 11 flights a day.

AUS

Routes

2 airport pairs

When they leave

Austin time

5:30a9:05pFirst departure 5:30 AM, last 9:05 PM

Six in the morning, 5:30 AM to 9:33 AM, then six in the afternoon, 12:12 PM to 4:30 PM, then four in the evening, 5:44 PM to 9:05 PM.

Every flight

Earliest first

5:30 AM→6:37 AMAUS to IAHUnited AirlinesAirbus A320Daily
6:20 AM→7:15 AMAUS to HOUSouthwest AirlinesBoeing 737-700Mon, Thu, Fri
7:00 AM→8:13 AMAUS to IAHUnited AirlinesBoeing 737 MAX 8Daily
7:45 AM→8:40 AMAUS to HOUSouthwest AirlinesBoeing 737-700Tue, Wed, Sat, Sun
8:35 AM→9:30 AMAUS to HOUSouthwest AirlinesBoeing 737-700Sat
9:33 AM→10:45 AMAUS to IAHUnited AirlinesAirbus A320Daily
12:12 PM→1:25 PMAUS to IAHUnited AirlinesAirbus A319Daily
12:55 PM→1:50 PMAUS to HOUSouthwest AirlinesBoeing 737Tue, Wed, Sat
1:00 PM→1:55 PMAUS to HOUSouthwest AirlinesBoeing 737 MAX 8Mon, Thu, Fri
2:24 PM→3:34 PMAUS to IAHUnited AirlinesBoeing 737Mon, Wed, Thu, Fri
2:24 PM→3:38 PMAUS to IAHUnited AirlinesEmbraer 175Sat
2:24 PM→3:38 PMAUS to IAHUnited AirlinesEmbraer 175Tue, Sun
4:10 PM→5:20 PMAUS to IAHUnited AirlinesEmbraer 175Daily
4:30 PM→5:25 PMAUS to HOUSouthwest AirlinesBoeing 737Tue, Wed
5:44 PM→6:54 PMAUS to IAHUnited AirlinesBoeing 737-800Daily
7:10 PM→8:20 PMAUS to IAHUnited AirlinesEmbraer 175Mon, Tue, Wed, Thu, Fri, Sun
7:10 PM→8:19 PMAUS to IAHUnited AirlinesAirbus A319Sat
7:15 PM→8:10 PMAUS to HOUSouthwest AirlinesBoeing 737-700Mon, Thu, Fri
9:05 PM→10:00 PMAUS to HOUSouthwest AirlinesBoeing 737 MAX 8Sun

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

Flying from Austin to Houston

United Airlines flies most often, 8 times a day on the Embraer 175, Airbus A319, Airbus A320, Boeing 737, Boeing 737 MAX 8 and Boeing 737-800. Southwest Airlines flies 2 to 3 times a day on the Boeing 737-700, Boeing 737 and Boeing 737 MAX 8.

There are 10 or 11 flights every day of the week. The first arrival in Houston is at 6:37 AM and the last at 10:00 PM.

AUS to IAH is the busiest airport pair, with 56 flights a week, then AUS to HOU with 20.

Flying back, Houston to Austin has 76 nonstop flights a week.

Return flights

Houston to AustinView

Find the cheapest day to fly from Austin to Houston.

Schedules as of Oct 9, 2026.