Nonstop flights from Houston to Oklahoma City

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

IAHOKC

Routes

2 airport pairs

When they leave

Houston time

7:20a9:42pFirst departure 7:20 AM, last 9:42 PM

Five in the morning, 7:20 AM to 9:47 AM, then four in the afternoon, 12:15 PM to 4:35 PM, then five in the evening, 6:20 PM to 9:42 PM.

Every flight

Earliest first

7:20 AM→8:51 AMIAH to OKCUnited AirlinesEmbraer 175Mon, Tue, Fri, Sat, Sun
8:10 AM→9:35 AMHOU to OKCSouthwest AirlinesBoeing 737-700Mon, Tue, Wed, Thu, Fri, Sat
9:20 AM→10:45 AMHOU to OKCSouthwest AirlinesBoeing 737-700Tue, Wed, Sat, Sun
9:30 AM→11:03 AMIAH to OKCUnited AirlinesAirbus A319Sat
9:47 AM→11:21 AMIAH to OKCUnited AirlinesEmbraer 175Mon, Tue, Wed, Thu, Fri, Sun
12:15 PM→1:50 PMIAH to OKCUnited AirlinesEmbraer 175Mon, Wed, Thu, Fri, Sun
12:15 PM→1:51 PMIAH to OKCUnited AirlinesEmbraer ERJTue
2:30 PM→3:50 PMHOU to OKCSouthwest AirlinesBoeing 737-700Mon, Thu, Fri, Sun
2:35 PM→4:07 PMIAH to OKCUnited AirlinesEmbraer 175Mon, Tue, Wed, Thu, Fri, Sat
2:35 PM→4:08 PMIAH to OKCUnited AirlinesEmbraer ERJSun
4:35 PM→6:10 PMIAH to OKCUnited AirlinesEmbraer 175Daily
6:20 PM→7:56 PMIAH to OKCUnited AirlinesEmbraer 175Daily
8:20 PM→9:55 PMIAH to OKCUnited AirlinesAirbus A319Daily
8:35 PM→9:55 PMHOU to OKCSouthwest AirlinesBoeing 737Tue, Wed, Sat, Sun
8:50 PM→10:10 PMHOU to OKCSouthwest AirlinesBoeing 737 MAX 8Mon, Thu, Fri
9:42 PM→11:15 PMIAH to OKCUnited AirlinesEmbraer 175Mon, Tue, Wed, Thu, Fri, Sun

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

Flying from Houston to Oklahoma City

United Airlines flies most often, 6 to 8 times a day on the Embraer 175, Airbus A319 and Embraer ERJ. Southwest Airlines flies 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 to 11 on Mondays, Tuesdays, Fridays and Sundays. The first arrival in Oklahoma City is at 8:51 AM and the last at 11:15 PM.

IAH to OKC is the busiest airport pair, with 52 flights a week, then HOU to OKC with 21.

Flying back, Oklahoma City to Houston has 73 nonstop flights a week.

Return flights

Oklahoma City to HoustonView

Find the cheapest day to fly from Houston to Oklahoma City.

Schedules as of Oct 9, 2026.