Houston to Columbus (IAH–CMH) — Airlines, Schedules & Connections
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No nonstop flights on this route. connecting options below.
IAH–CMH is served by 1 airline with nonstop service. United Airlines leads the route. The flight covers 986 miles in approximately 2h 7m. Beyond nonstop, 64 hubs offer 1-stop connections.
Airline Landscape
| Airline | Freq/wk | Aircraft | Duration | Dep OTP | Alliance | Codeshares |
|---|---|---|---|---|---|---|
| UA United Airlines | 27 | 319, 737, E75L | 2h42-2h44 | Star Alliance | – |
Weekly Schedule Pattern
Connection Landscape
On-Time Performance
Other ways to reach Columbus from Houston
| Metric | IAH→CMH | HOU→CMH | AUS→CMH |
|---|---|---|---|
| Distance from IAH | – | 24 mi | 140 mi |
| Nonstop airlines | 1 | 1 | 2 |
| Weekly flights | 29 | 14 | 13 |
| Flight time | 2h 7m | 2h 25m | 2h 30m |
| Departure OTP | 20% | – | – |
Travel Essentials
IAH: CDT · CMH: EDT
When it's 6:00 PM in Houston, it's 7:00 PM in Columbus.
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–CMH Quick Facts
Frequently Asked Questions
Flights from IAH to CMH
George Bush Intercontinental Airport (IAH) and John Glenn Columbus International Airport (CMH) are connected by nonstop service from United Airlines. With 29 weekly departures, this is a heavily served route.
IAH to CMH Flight Duration and Schedule
Nonstop flight time from IAH to CMH ranges from 2 hours 7 minutes to 2 hours 44 minutes. The route covers a distance of 986 miles (1,586 km). There are approximately 29 weekly flights outbound and 29 return, totaling 58 flights per week in both directions.
Connecting Options and Alternatives
64 one-stop connections are available, with the fastest taking approximately 3 hours via OKC. Two-stop connections are also available via intermediate hubs. Nearby alternative airports include Houston (HOU) and Austin (AUS).