Chicago to Houston flights
Direct and connecting flights from Chicago O'Hare International Airport (ORD) to George Bush Intercontinental Houston Airport (IAH) — airlines, aircraft types, and the safety record for this route.
Route FAQ
How long does the flight from Chicago to Houston take?
Flight time from Chicago (ORD) to Houston (IAH) depends on routing, aircraft type, and whether the flight is direct or connecting. A direct flight typically reflects great-circle distance plus winds, while one-stop options can add several hours depending on the layover airport. The typical block time and frequency we have observed for this route are shown above.
Which airlines fly from Chicago to Houston?
Airline availability for ORD to IAH changes by season and sometimes week to week as carriers adjust capacity. The airlines and aircraft types observed operating this route, both direct and connecting, are listed below based on real flight-tracking data.
Are there direct flights from Chicago to Houston?
Direct (nonstop) availability on ORD to IAH varies by date, day of week, and season. Busy city pairs usually have multiple daily nonstops, while thinner routes may only have direct service a few days per week or only during peak seasons.
No fatal or serious occurrence involving any operator on this pair in the last 90 days.
- SkyWest64
- Frontier Airlines58
- United Airlines40
- American Airlines40
- AZGNo data
| Carrier | Sightings / 90d | Safety events |
|---|---|---|
| United Airlines | 6 sightings | No recorded events |
| SkyWest | 3 sightings | No recorded events |
| Frontier Airlines | 1 sighting | No recorded events |
| AZG | 1 sighting | No recorded events |
| American Airlines | 1 sighting | No recorded events |
Planning ORD → IAH
ORD to IAH is a short-haul route of 1,491 km (926 mi). See the return IAH → ORD route.
Alternative airports near Chicago: Chicago-Wheeling (PWK) — 15 km, Chicago (MDW) — 25 km, Chicago (CGX) — 28 km.
Alternative airports near Houston: Houston (DWH) — 22 km, Houston (IWS) — 37 km, Houston (HOU) — 38 km.