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CMI to IAH: distance & flight time
Champaign (University of Illinois Willard Airport) → Houston (George Bush Intercontinental Houston Airport)
801 mi
1,289 km · 696 nm
2h 12m
estimated nonstop flight time
Same time
time difference · heading southwest
See live CMI→IAH fares Phone-only fares on this route — call free
Flight time details
801 miles nonstop takes roughly 2h 12m gate to gate, flying southwest. Add 45–90 minutes per connection if there's no nonstop service. Both airports share the same local time, so schedules read exactly as flown.
The two airports
- CMI — University of Illinois Willard Airport · Champaign, United States
- IAH — George Bush Intercontinental Houston Airport · Houston, United States
Distances are great-circle ("as the crow flies") — the same basis airlines use for frequent-flyer miles.
Alternate airports can cut this fare
Flying from or into a nearby airport is the #1 trick our agents use to beat online prices. Call and we'll compare every combination on one call.
Near CMI
Near IAH
- DWH · David Wayne Hooks Memorial Airport14 mi away
- IWS · West Houston Airport23 mi away
- AAP · Andrau Airpark23 mi away
- HOU · William P Hobby Airport24 mi away
Frequently asked questions
How far is CMI from IAH?
The flight distance from Champaign (CMI) to Houston (IAH) is 801 miles (1,289 km, 696 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from CMI to IAH?
A nonstop flight takes about 2h 12m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.
What is the cheapest way to fly from CMI to IAH?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on CMI–IAH that never appear on search engines, with no booking fees.