Houston to Oklahoma City (IAH-OKC): nonstop flights and who flies them

United Airlines flies nonstop between Houston (IAH) and Oklahoma City (OKC), roughly 75 times a week. With United Airlines running most of the schedule, the shape of a week is predictable, which makes an open premium seat on a given date easy to spot and quick to lose. United Airlines fly the route nonstop in 2LNR's schedule data; the timetable and the reverse direction are below.

Schedule last confirmed . Departure times come from 2LNR's schedule data; confirm with the airline before you book.

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75
Nonstop flights a week
396 mi
Nonstop distance
Free
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Houston to Oklahoma City flight schedule

Scheduled nonstop departures for IAH to OKC, last checked against our schedule feed on September 6, 2026. Airlines retime and cancel flights, so confirm with the airline before you book.

Schedule data dated .

Scheduled nonstop departures from Houston (IAH) to Oklahoma City (OKC)
Date Flight Airline Departs IAH Arrives OKC Duration Aircraft
UA 6145United Airlines07:2008:511h 31mE7W
UA 6149United Airlines09:4711:211h 34mE7W
UA 4362United Airlines12:1513:511h 36mERJ
UA 6164United Airlines12:1513:501h 35mE7W
UA 6158United Airlines14:3516:071h 32mE7W
UA 6334United Airlines16:3518:101h 35mE7W
UA 5278United Airlines18:2019:561h 36mE7W
UA 2304United Airlines20:1221:471h 35m739
UA 1084United Airlines20:2021:551h 35m319
UA 6125United Airlines21:4223:151h 33mE7W
UA 6135United Airlines21:4223:151h 33mE7W
UA 6149United Airlines09:4711:211h 34mE7W
UA 6164United Airlines12:1513:501h 35mE7W
UA 6158United Airlines14:3516:071h 32mE7W
UA 6334United Airlines16:3518:101h 35mE7W
UA 5278United Airlines18:2019:561h 36mE7W
UA 2304United Airlines20:1221:471h 35m739
UA 1084United Airlines20:2021:551h 35m319
UA 6125United Airlines21:4223:151h 33mE7W
UA 6135United Airlines21:4223:151h 33mE7W
UA 6145United Airlines07:2008:511h 31mE7W
UA 6149United Airlines09:4711:211h 34mE7W
UA 6164United Airlines12:1513:501h 35mE7W
UA 6158United Airlines14:3516:071h 32mE7W
UA 6334United Airlines16:3518:101h 35mE7W
UA 5278United Airlines18:2019:561h 36mE7W
UA 2304United Airlines20:1221:471h 35m739
UA 1084United Airlines20:2021:551h 35m319
UA 6125United Airlines21:4223:151h 33mE7W
UA 6135United Airlines21:4223:151h 33mE7W
UA 6145United Airlines07:2008:511h 31mE7W
UA 6149United Airlines09:4711:211h 34mE7W
UA 6164United Airlines12:1513:501h 35mE7W
UA 6158United Airlines14:3516:071h 32mE7W
UA 6334United Airlines16:3518:101h 35mE7W
UA 5278United Airlines18:2019:561h 36mE7W
UA 2304United Airlines20:1221:471h 35m739
UA 1084United Airlines20:2021:551h 35m319
UA 6125United Airlines21:4223:151h 33mE7W
UA 6135United Airlines21:4223:151h 33mE7W

Showing the first 40 of 68 scheduled IAH to OKC departures across the next 7 days with service. Every remaining date is on the interactive map.

Departure and arrival times are local at their own airport, so an arrival can fall on a different local date than the departure; the duration column is the true elapsed flying time. A dash means the airline has not filed that value in the schedule data we hold. Aircraft are IATA equipment codes as filed, and can change up to departure.

See every IAH to OKC date on the interactive map

The full IAH to OKC nonstop schedule

United Airlines fly the route nonstop in 2LNR's schedule data. This page carries the full IAH to OKC nonstop schedule, who operates each departure and how often it runs; the reverse direction is linked below.

See real availability

Confirmed upgrade and award seats on each IAH to OKC departure, checked against live inventory so you know what is open before you book.

Set an alert

Premium inventory turns over fast. Watch this route and 2LNR notifies you when space appears on a date you are tracking.

Plan on the map

See IAH to OKC on the interactive route map, with schedules, connections, and route statistics.

Airlines flying Houston to Oklahoma City nonstop

Carriers operating IAH to OKC nonstop in the current schedule. 2LNR tracks confirmed upgrade and award space on each of them.

See IAH to OKC on the interactive map →

Frequently asked questions about IAH to OKC

How far is Oklahoma City from Houston?
IAH to OKC covers about 396 miles nonstop. Flight times vary by aircraft and season; the schedule table on this page lists each scheduled departure with its own times.
Which airlines fly nonstop from IAH to OKC?
United Airlines is currently the only airline flying IAH to OKC nonstop. None of them is a carrier 2LNR reads inventory for, so this page carries the IAH to OKC schedule rather than a space claim.
How many flights a week are there from IAH to OKC?
About 75 nonstop flights a week run between Houston and Oklahoma City in the current schedule, operated by United Airlines. Frequency shifts by season, and the schedule table on this page shows what is scheduled next.
What time do flights from IAH to OKC depart?
Scheduled IAH to OKC nonstops in the next 7 days with service leave between 07:20 and 21:42, local time at Houston. The schedule table on this page lists every departure by date, with its arrival time and aircraft.
Does 2LNR show upgrade or award space on IAH to OKC?
Not on this route: none of United Airlines is a carrier 2LNR reads inventory for. The page carries the full IAH to OKC nonstop schedule and who flies each departure, and the reverse direction is linked below.

See the full IAH to OKC nonstop schedule

Every scheduled departure on this route, with who flies it. On the routes 2LNR does read inventory for, upgrade and award space shows by date, the next 14 days free on every product and the full horizon on Pro.

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