Nonstop flights from Columbus to Houston

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

CMHIAH

Routes

2 airport pairs

When they leave

Columbus time

6:30a6:25pFirst departure 6:30 AM, last 6:25 PM

Four in the morning, 6:30 AM to 11:44 AM, then one afternoon flight at 1:35 PM, then two in the evening, 5:00 PM to 6:25 PM.

Every flight

Earliest first

6:30 AM→8:19 AMCMH to IAHUnited AirlinesBoeing 737 MAX 9Daily
8:15 AM→9:50 AMCMH to HOUSouthwest AirlinesBoeing 737Sat
8:20 AM→9:55 AMCMH to HOUSouthwest AirlinesBoeing 737 MAX 8Tue, Wed
11:44 AM→1:39 PMCMH to IAHUnited AirlinesEmbraer 175Mon, Wed, Thu, Fri, Sun
1:35 PM→3:10 PMCMH to HOUSouthwest AirlinesBoeing 737-700Sun
5:00 PM→6:56 PMCMH to IAHUnited AirlinesEmbraer 175Daily
6:25 PM→8:05 PMCMH to HOUSouthwest AirlinesBoeing 737 MAX 8Mon, Thu, Fri

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

Flying from Columbus to Houston

United Airlines flies most often, 2 to 3 times a day on the Embraer 175 and Boeing 737 MAX 9. Southwest Airlines flies daily on the Boeing 737 MAX 8, Boeing 737 and Boeing 737-700.

There are 3 or 4 flights every day of the week. The first arrival in Houston is at 8:19 AM and the last at 8:05 PM.

CMH to IAH is the busiest airport pair, with 19 flights a week, then CMH to HOU with 7.

Flying back, Houston to Columbus has 25 nonstop flights a week.

Return flights

Houston to ColumbusView

Find the cheapest day to fly from Columbus to Houston.

Schedules as of Oct 9, 2026.