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IAH to UGN: distance & flight time
Houston (George Bush Intercontinental Houston Airport) → Chicago (Waukegan National Airport)
954 mi
1,535 km · 829 nm
2h 32m
estimated nonstop flight time
Same time
time difference · heading northeast
See live IAH→UGN fares Phone-only fares on this route — call free
Flight time details
954 miles nonstop takes roughly 2h 32m gate to gate, flying northeast. 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
- IAH — George Bush Intercontinental Houston Airport · Houston, United States
- UGN — Waukegan National Airport · Chicago, 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 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
Near UGN
- ORD · Chicago O'Hare International Airport31 mi away
- ENW · Kenosha Regional Airport12 mi away
- PWK · Chicago Executive Airport21 mi away
- RAC · John H Batten Airport24 mi away
Frequently asked questions
How far is IAH from UGN?
The flight distance from Houston (IAH) to Chicago (UGN) is 954 miles (1,535 km, 829 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from IAH to UGN?
A nonstop flight takes about 2h 32m 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 IAH to UGN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on IAH–UGN that never appear on search engines, with no booking fees.