--- title: "Oklahoma City to Houston flights: who flies OKC-IAH" description: "United Airlines flies Oklahoma City (OKC) to Houston (IAH) nonstop about 61 times a week, scheduled at 1h 39m to 1h 46m. See the full timetable and who flies it on 2LNR." canonical: "https://2lnr.com/routes/okc-iah" url: "https://2lnr.com/routes/okc-iah.md" date_modified: "2026-10-25T05:37:10Z" --- # Oklahoma City to Houston (OKC-IAH): nonstop flights and who flies them United Airlines flies nonstop between Oklahoma City (OKC) and Houston (IAH), roughly 61 times a week. The timetable below shows the nonstop scheduled at 1h 39m to 1h 46m for the 396 miles. Schedule last confirmed October 25, 2026. Departure times come from 2LNR's schedule data; confirm with the airline before you book. Updated October 29, 2026. See OKC to IAH on the interactive map [Get started free](https://2lnr.com/login) 61 Flights a week, 4-week average 1h 39m to 1h 46m Scheduled flight time 396 mi Nonstop distance Free To get started ## Oklahoma City to Houston flight schedule Scheduled nonstop departures for OKC to IAH starting October 28, 2026, last checked against our schedule feed on October 25, 2026. Airlines retime and cancel flights, so confirm with the airline before you book. Scheduled nonstop departures from Oklahoma City (OKC) to Houston (IAH) | Date | Flight | Airline | Departs OKC | Arrives IAH | Duration | Aircraft | | :--- | :--- | :--- | :--- | :--- | :--- | :--- | | Wed, Oct 28 | UA 6258 | United Airlines | 05:00 | 06:39 | 1h 39m | [Embraer E175](https://2lnr.com/seatmaps/ua/e175.md) | | Wed, Oct 28 | UA 281 | United Airlines | 07:00 | 08:39 | 1h 39m | [Airbus A319](https://2lnr.com/seatmaps/ua/a319.md) | | Wed, Oct 28 | UA 5501 | United Airlines | 09:30 | 11:09 | 1h 39m | Embraer E175 | | Wed, Oct 28 | UA 6202 | United Airlines | 11:54 | 13:35 | 1h 41m | Embraer E175 | | Wed, Oct 28 | UA 5531 | United Airlines | 13:38 | 15:19 | 1h 41m | Embraer E175 | | Wed, Oct 28 | UA 6204 | United Airlines | 14:36 | 16:15 | 1h 39m | Embraer E175 | | Wed, Oct 28 | UA 6206 | United Airlines | 17:10 | 18:52 | 1h 42m | Embraer E175 | | Wed, Oct 28 | UA 5711 | United Airlines | 19:00 | 20:44 | 1h 44m | Embraer E175 | | Thu, Oct 29 | UA 6258 | United Airlines | 05:00 | 06:39 | 1h 39m | Embraer E175 | | Thu, Oct 29 | UA 281 | United Airlines | 07:00 | 08:39 | 1h 39m | [Boeing 737 MAX 8](https://2lnr.com/seatmaps/ua/737-max-8.md) | | Thu, Oct 29 | UA 5501 | United Airlines | 09:30 | 11:09 | 1h 39m | Embraer E175 | | Thu, Oct 29 | UA 6202 | United Airlines | 11:54 | 13:35 | 1h 41m | Embraer E175 | | Thu, Oct 29 | UA 5531 | United Airlines | 13:38 | 15:19 | 1h 41m | Embraer E175 | | Thu, Oct 29 | UA 6204 | United Airlines | 14:36 | 16:15 | 1h 39m | Embraer E175 | | Thu, Oct 29 | UA 6206 | United Airlines | 17:10 | 18:52 | 1h 42m | Embraer E175 | | Thu, Oct 29 | UA 5711 | United Airlines | 19:09 | 20:55 | 1h 46m | Embraer E175 | | Fri, Oct 30 | UA 6258 | United Airlines | 05:00 | 06:39 | 1h 39m | Embraer E175 | | Fri, Oct 30 | UA 281 | United Airlines | 07:00 | 08:39 | 1h 39m | Boeing 737 MAX 8 | | Fri, Oct 30 | UA 5501 | United Airlines | 09:30 | 11:09 | 1h 39m | Embraer E175 | | Fri, Oct 30 | UA 6202 | United Airlines | 11:54 | 13:35 | 1h 41m | Embraer E175 | | Fri, Oct 30 | UA 5531 | United Airlines | 13:38 | 15:19 | 1h 41m | Embraer E175 | | Fri, Oct 30 | UA 6204 | United Airlines | 14:36 | 16:15 | 1h 39m | Embraer E175 | | Fri, Oct 30 | UA 6206 | United Airlines | 17:10 | 18:52 | 1h 42m | Embraer E175 | | Fri, Oct 30 | UA 5711 | United Airlines | 19:09 | 20:55 | 1h 46m | Embraer E175 | | Sat, Oct 31 | UA 6258 | United Airlines | 05:00 | 06:39 | 1h 39m | Embraer E175 | | Sat, Oct 31 | UA 281 | United Airlines | 07:00 | 08:39 | 1h 39m | Boeing 737 MAX 8 | | Sat, Oct 31 | UA 5501 | United Airlines | 09:30 | 11:09 | 1h 39m | Embraer E175 | | Sat, Oct 31 | UA 6202 | United Airlines | 11:54 | 13:35 | 1h 41m | Embraer E175 | | Sat, Oct 31 | UA 5531 | United Airlines | 13:38 | 15:19 | 1h 41m | Embraer E175 | | Sat, Oct 31 | UA 6204 | United Airlines | 14:36 | 16:15 | 1h 39m | Embraer E175 | | Sat, Oct 31 | UA 6206 | United Airlines | 17:10 | 18:52 | 1h 42m | Embraer E175 | | Sat, Oct 31 | UA 5711 | United Airlines | 19:00 | 20:44 | 1h 44m | Embraer E175 | | Sun, Nov 1 | UA 6258 | United Airlines | 05:00 | 06:39 | 1h 39m | Embraer E175 | | Sun, Nov 1 | UA 281 | United Airlines | 06:35 | 08:14 | 1h 39m | Boeing 737 MAX 8 | | Sun, Nov 1 | UA 5501 | United Airlines | 09:30 | 11:09 | 1h 39m | Embraer E175 | | Sun, Nov 1 | UA 6202 | United Airlines | 11:54 | 13:35 | 1h 41m | Embraer E175 | | Sun, Nov 1 | UA 5531 | United Airlines | 13:38 | 15:19 | 1h 41m | Embraer E175 | | Sun, Nov 1 | UA 6204 | United Airlines | 14:36 | 16:15 | 1h 39m | Embraer E175 | | Sun, Nov 1 | UA 6206 | United Airlines | 17:10 | 18:52 | 1h 42m | Embraer E175 | | Sun, Nov 1 | UA 5711 | United Airlines | 19:09 | 20:55 | 1h 46m | Embraer E175 | Showing the first 40 of 56 scheduled OKC to IAH departures across 7 days with service, starting October 28, 2026. 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 hasn't filed that value in the schedule data we hold. Aircraft are the equipment the airline filed, named where the code pins down one type and shown as the family or the bare code where it doesn't. Swaps can happen up to departure. See every OKC to IAH date on the interactive map ## Aircraft on the Oklahoma City to Houston nonstop United Airlines flies the departures in the schedule table on this page with the [Embraer E175](https://2lnr.com/seatmaps/ua/e175.md), the [Boeing 737 MAX 8](https://2lnr.com/seatmaps/ua/737-max-8.md), and the [Airbus A319](https://2lnr.com/seatmaps/ua/a319.md). Each linked aircraft page shows where that airline schedules it. Airlines can swap aircraft up to departure. ## The full OKC to IAH nonstop schedule This page carries the full OKC to IAH nonstop schedule, who operates each departure and how often it runs; the reverse direction is linked below. ### See the schedule Who operates each OKC to IAH nonstop and how often it runs, from 2LNR's schedule data. ### Plan on the map See OKC to IAH on the interactive route map, with schedules, connections, and route statistics. ## Airlines flying Oklahoma City to Houston nonstop Carriers operating OKC to IAH nonstop in the current schedule. - [United Airlines (UA) route map](https://2lnr.com/routes/airlines/ua.md)\ [The aircraft UA flies](https://2lnr.com/seatmaps/ua.md) See OKC to IAH on the interactive map → ## Frequently asked questions about OKC to IAH **How long is the flight from Oklahoma City (OKC) to Houston (IAH)?** Scheduled flight times from Oklahoma City (OKC) to Houston (IAH) run from 1h 39m to 1h 46m across the departures in the schedule table on this page. The nonstop covers about 396 miles, and airlines adjust scheduled times by season, so confirm with the airline before you book. **Which airlines fly nonstop from OKC to IAH?** United Airlines is currently the only airline flying OKC to IAH nonstop. 2LNR doesn't show award or upgrade space for it on OKC to IAH, so this page carries the schedule rather than a space claim. **How many flights a week are there from OKC to IAH?** About 61 nonstop flights a week run between Oklahoma City (OKC) and Houston (IAH) 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 OKC to IAH depart?** Scheduled OKC to IAH nonstops in the next 7 days with service leave between 05:00 and 19:09, local time at Oklahoma City. The schedule table on this page lists every departure by date, with its arrival time and aircraft. **Which flights operate OKC to IAH nonstop?** In the schedule table on this page, OKC to IAH nonstops fly as UA 281, UA 5501, UA 5531, UA 5711, UA 6202, UA 6204, UA 6206, and UA 6258 on United Airlines. The table lists each departure by date with its times and aircraft. **Does 2LNR show upgrade or award space on OKC to IAH?** Not on this route: 2LNR doesn't show award or upgrade space for United Airlines on OKC to IAH. The page carries the full OKC to IAH nonstop schedule and who flies each departure, and the reverse direction is linked below. Flying the other way? See [IAH to OKC nonstop flights](https://2lnr.com/routes/iah-okc.md). Award seats rather than schedules? See [award availability by airline](https://2lnr.com/awards.md). Looking beyond this route? See [every route from Oklahoma City (OKC)](https://2lnr.com/routes/okc.md), or [every route from Houston (IAH)](https://2lnr.com/routes/iah.md). Nonstops to Houston (IAH) from other airports within 150 miles of Oklahoma City (OKC): - [Tulsa (TUL) to Houston (IAH)](https://2lnr.com/routes/tul-iah.md), 111 miles from OKC Distances are great-circle between the airports, not driving distance. - [How to plan an upgrade by route](https://2lnr.com/guides/upgrade-strategy.md) ## See the full OKC to IAH nonstop schedule Every scheduled departure on this route, with who flies it. 2LNR shows upgrade and award space by date on the carriers it tracks, the next 14 days free on every product and the full horizon on Pro. [Get started free](https://2lnr.com/login)