Wayfli › Chicago (ORD) › To Houston (IAH)
Chicago (ORD) to Houston (IAH) flights
There are direct flights from Chicago O'Hare International Airport to George Bush Intercontinental Houston Airport, sold by 2 airlines (including codeshares): American Airlines and United Airlines. The distance is 1,491 km, about 2h 20m in the air. There are also 23 one-stop options, via airports such as Dallas-Fort Worth, St. Louis and Nashville.
Live fares for ORD → IAHSee all routes on the map1,491 kmdistance
~2h 20mdirect flight time (estimate)
2direct airlines
23one-stop options
Direct flights from Chicago to Houston
| Route | Airlines (incl. codeshares) | Distance | Time (est.) |
|---|---|---|---|
| ORD → IAH | American Airlines, United Airlines | 1,491 km | ~2h 20m |
Best one-stop connections
Through the biggest hubs first. Times include about 100 minutes to change planes.
| Via | Airlines | Distance | Time (est.) |
|---|---|---|---|
| DFW Dallas-Fort Worth | American Airlines and United Airlines then American Airlines and United Airlines | 1,652 km | ~4h 40m |
| STL St. Louis | American Airlines and United Airlines then United Airlines | 1,491 km | ~4h 30m |
| BNA Nashville | American Airlines and United Airlines then United Airlines | 1,716 km | ~4h 45m |
| AUS Austin | American Airlines and United Airlines then United Airlines | 1,800 km | ~4h 50m |
| MSY New Orleans | American Airlines and Air Canada then Air Canada and Lufthansa | 1,839 km | ~4h 55m |
| MCI Kansas City | American Airlines and United Airlines then United Airlines | 1,684 km | ~4h 45m |
| IND Indianapolis | American Airlines and United Airlines then United Airlines | 1,645 km | ~4h 40m |
| MKE Milwaukee | American Airlines and United Airlines then United Airlines | 1,694 km | ~4h 45m |
| SDF Louisville | American Airlines and United Airlines then United Airlines | 1,730 km | ~4h 45m |
| OKC Oklahoma City | American Airlines and United Airlines then United Airlines | 1,752 km | ~4h 50m |
| CVG Cincinnati | American Airlines and United Airlines then United Airlines | 1,828 km | ~4h 55m |
| BHM Birmingham | United Airlines then United Airlines | 1,845 km | ~4h 55m |
More from Chicago and Houston
- Houston (IAH) to Chicago (ORD) · return route
- All direct flights from Chicago (ORD)
- All direct flights from Houston (IAH)
- Chicago to Istanbul (IST)
- Chicago to Amsterdam (AMS)
- Chicago to Paris (CDG)
- Chicago to Frankfurt (FRA)
- Chicago to Dubai (DXB)
- Chicago to Beijing (PEK)
- Chicago to Dallas-Fort Worth (DFW)
- Chicago to Madrid (MAD)
- Chicago to Shanghai (PVG)
- Chicago to Rome (FCO)
- Chicago to Munich (MUC)
- Chicago to London (LHR)
- Istanbul (IST) to Houston
- Amsterdam (AMS) to Houston
- Paris (CDG) to Houston
- Frankfurt (FRA) to Houston
- Dubai (DXB) to Houston
- Beijing (PEK) to Houston
- Dallas-Fort Worth (DFW) to Houston
- Rome (FCO) to Houston
- Munich (MUC) to Houston
- London (LHR) to Houston
- Atlanta (ATL) to Houston
- New York (JFK) to Houston
Routes come from current airline fares, updated weekly (last update 9 November 2026), plus older schedule data for airports with few recent fares. “Direct” can include a few same-plane flights with a stop. Flight times are estimates from distance. Always check with the airline before booking.