Houston to Oklahoma City (IAH–OKC) — Airlines, Schedules & Connections
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No nonstop flights on this route. connecting options below.
IAH–OKC is served by 2 airlines with nonstop service. United Airlines and Delta Air Lines lead the route. The flight covers 396 miles in approximately 1h 22m. Beyond nonstop, 94 hubs offer 1-stop connections.
Airline Landscape
| Airline | Freq/wk | Aircraft | Duration | Dep OTP | Alliance | Codeshares |
|---|---|---|---|---|---|---|
| UA United Airlines Also: CM, EK, NZ | 101 | 319, 739, E145, E75L, E7W, ERJ | 1h22-1h42 | Star Alliance | CM, EK, NZ | |
| DL Delta Air Lines | 1 | – | – | SkyTeam | – |
Weekly Schedule Pattern
Connection Landscape
Other ways to reach Oklahoma City from Houston
| Metric | IAH→OKC | HOU→OKC | CLL→OKC |
|---|---|---|---|
| Distance from IAH | – | 24 mi | 74 mi |
| Nonstop airlines | 2 | 7 | 1 |
| Weekly flights | 143 | 25 | – |
| Flight time | 1h 22m | 1h 25m | 1h 6m |
| Departure OTP | 73% | – | – |
Travel Essentials
IAH: CDT · OKC: CDT
When it's 6:00 PM in Houston, it's 6:00 PM in Oklahoma City.
IAH has no direct rail link to downtown Houston. The IAH Express bus runs from Houston Amtrak/Greyhound station via Park & Ride to Terminal C (60–90 min, $1.25 with METRO Q card). This is the only transit option; Houston's rail network does not reach the airport.Taxis from downtown Houston cost $50–70 and take 40–60 minutes. Ride-hails (Uber, Lyft) are typically $35–55. IAH sits 23 miles north of downtown on the North Freeway (I-45); traffic is heavy during morning and evening rush. Remote economy parking lots serve all terminals via shuttle.
IAH–OKC Quick Facts
Frequently Asked Questions
Flights from IAH to OKC
George Bush Intercontinental Airport (IAH) and OKC Will Rogers World Airport (OKC) are connected by nonstop service from Delta Air Lines and United Airlines. With 143 weekly departures, this is a heavily served route.
IAH to OKC Flight Duration and Schedule
Nonstop flight time from IAH to OKC ranges from 1 hours 22 minutes to 1 hours 42 minutes. The route covers a distance of 396 miles (637 km). There are approximately 143 weekly flights outbound and 150 return, totaling 293 flights per week in both directions.
Connecting Options and Alternatives
94 one-stop connections are available, with the fastest taking approximately 2 hours via FTW. Two-stop connections are also available via intermediate hubs. Nearby alternative airports include Houston (HOU), College Station (CLL) and Austin (AUS).