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IAH to ORD: distance & flight time

Houston (George Bush Intercontinental Houston Airport) → Chicago (Chicago O'Hare International Airport)

926 mi
1,491 km · 805 nm
2h 29m
estimated nonstop flight time
Same time
time difference · heading northeast
See live IAH→ORD fares Phone-only fares on this route — call free

Flight time details

926 miles nonstop takes roughly 2h 29m 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.

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The two airports

Distances are great-circle ("as the crow flies") — the same basis airlines use for frequent-flyer miles.

Alternate airports can cut this fare

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Frequently asked questions

How far is IAH from ORD?

The flight distance from Houston (IAH) to Chicago (ORD) is 926 miles (1,491 km, 805 nautical miles), measured along the great-circle route airlines actually fly.

How long is the flight from IAH to ORD?

A nonstop flight takes about 2h 29m 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 ORD?

Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on IAH–ORD that never appear on search engines, with no booking fees.
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