Cheap flights from Chicago O'Hare to Houston Bush Intercontinental (ORD–IAH)
ORDChicago O'Hare International Airport
United States
United States
IAHGeorge Bush Intercontinental Airport
United States
United States
American Airlines, Frontier Airlines and United Airlines fly Chicago O'Hare to Houston Bush Intercontinental (ORD–IAH) nonstop and back, a great-circle distance of 1,490 km (926 mi).
- From
- ORD
- Chicago O'Hare
- To
- IAH
- Houston Bush Intercontinental
- Nonstop
- Yes · 3 airlines
- Airlines
- AA · F9 · UA
- Cheapest fare found
- $71 one-way
- Distance
- 1,490 km (926 mi)
- Most flights
- United Airlines
- Time in the air
- 2h 04m · 2h 03m back
- On time (Touchdown Index)
- 75.2%
- Flights a week
- AA ~33 · F9 ~6 · UA ~75
- Aircraft seen
- Airbus A321neo · Boeing 737-800 · Boeing 737 Max 9
Network data imported from airport and airline sources:· How we verify
Chicago O'Hare to Houston Bush Intercontinental fares by month
Cheapest one-way fare found: $71 for November 2026 on Frontier Airlines (1 stop). Nonstop from $93.
- Oct ’26$94nonstop $158
- Nov ’26$71nonstop $93
Cheapest one-way fares per month of departure in the Aviasales price cache, found . Fares change by the hour: the live fare is shown when you search.
When to fly ORD–IAH
Days in Houston Bush Intercontinental average 18–28 °C in February, March, April, October, November and December.
Chicago O'Hare to Houston Bush Intercontinental: frequently asked questions
Fares: Aviasales price cache, 11 October 2026; tracked flights between 6 September and 3 October 2026, from public ADS-B data.
How much is a flight from Chicago O'Hare (ORD) to Houston George Bush Intercontinental (IAH)?
From $71 one-way, the cheapest fare found for November 2026 on Frontier Airlines with 1 stop; nonstop from $93 (found 11 October 2026).
How long is the ORD–IAH flight?
2h 04m wheels-up to wheels-down, the median of 472 tracked flights; IAH–ORD took 2h 03m.
Which airlines fly ORD–IAH direct?
American Airlines, Frontier Airlines and United Airlines.
What is the time difference between Chicago O'Hare and Houston Bush Intercontinental?
None: Chicago O'Hare and Houston Bush Intercontinental keep the same time.
Is ORD–IAH usually on time?
75.2% of 817 ORD–IAH flights landed within 15 minutes of their usual time; 10.5% were over an hour late.
How many ORD–IAH flights a week?
American Airlines 33, Frontier Airlines 6 and United Airlines 75 each way.
What aircraft fly ORD–IAH?
Airbus A321neo, Boeing 737-800 and Boeing 737 Max 9.
Houston Bush Intercontinental to Chicago O'Hare: the return flight (IAH–ORD)
All 3 airlines also fly IAH–ORD nonstop.
The return takes 2h 03m in the air (median of 463 tracked flights).
Airlines flying ORD–IAH nonstop
| Airline | Usually takes off (ORD time) | Type | Alliance |
|---|---|---|---|
 American Airlines AA | 07:09–22:04 | full-service | oneworld |
 Frontier Airlines F9 | 07:41–16:48 | low-cost | — |
| United Airlines UA | 06:37–22:01 | full-service | Star Alliance |
One-stop alternatives to flying ORD–IAH nonstop
One airline on both legs; check it's sold as one ticket.
- Via St. Louis (STL) with United Airlines: 1,490 km (926 mi) flown, almost no further than nonstop.
- Via Memphis (MEM) with United Airlines: 1,550 km (961 mi) flown, 4% further than nonstop.
- Via Indianapolis (IND) with United Airlines: 1,650 km (1,020 mi) flown, 10% further than nonstop.
- Via Dallas (DFW) with American Airlines and United Airlines: 1,650 km (1,030 mi) flown, 11% further than nonstop.
- Via Kansas City (MCI) with United Airlines: 1,680 km (1,050 mi) flown, 13% further than nonstop.
ORD–IAH route map
More from Chicago O'Hare and Houston Bush Intercontinental
Other arrivals in United States
Also nonstop from ORD, nearest to IAH first (straight-line distance):
- ORD–AUS: Austin · 225 km (140 mi) from IAH
- San Antonio (SAT) airport guide · 306 km (190 mi) from IAH
- ORD–DFW: Dallas · 362 km (225 mi) from IAH
- New Orleans (MSY) airport guide · 489 km (304 mi) from IAH
- Memphis (MEM) airport guide · 754 km (469 mi) from IAH
Explore the airlines’ route maps
- American Airlines route map and destinations
- Frontier Airlines route map and destinations
- United Airlines route map and destinations
Plan your arrival at George Bush Intercontinental Airport (IAH)
Departure
Chicago O'Hare International Airport
O'Hare (ORD), Chicago. In our data, 48 airlines fly nonstop from ORD to 181 destinations.
View ORD airport guide →Arrival
George Bush Intercontinental Airport
3 ways into Houston, fastest from 30 min:
- METRO 500 Downtown Direct 30–40 min · $4.50
- METRO bus 102 50 min–1h 30m
- Taxi 30–50 min
Weather in Houston Bush Intercontinental by month
Other nonstop airport pairs, Chicago to Houston
Chicago and Houston are connected nonstop from more than one airport. Compare the pairs by airline count:
Onward from Houston Bush Intercontinental
Places you can't fly to nonstop from ORD, but can from IAH — for a stopover or a second leg.
Related routes
Sources
- en.wikipedia.org — airlines and destinations, checked 2026-10-01
- en.wikipedia.org — airlines and destinations, checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
Flight tracking: adsb.lol community ADS-B data (CC0), 6 September – 3 October 2026. Times are median wheels-up to wheels-down; add taxiing for gate-to-gate.
Report a change — seen something different at the airport or on the airline's site? We re-check and log corrections publicly.