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DPA to IAH: distance & flight time
West Chicago (Dupage Airport) → Houston (George Bush Intercontinental Houston Airport)
914 mi
1,470 km · 794 nm
2h 27m
estimated nonstop flight time
Same time
time difference · heading southwest
See live DPA→IAH fares Phone-only fares on this route — call free
Flight time details
914 miles nonstop takes roughly 2h 27m 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
- DPA — Dupage Airport · West Chicago, 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 DPA
- ORD · Chicago O'Hare International Airport18 mi away
- LOT · Lewis University Airport22 mi away
- PWK · Chicago Executive Airport23 mi away
- MDW · Chicago Midway International Airport27 mi away
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 DPA from IAH?
The flight distance from West Chicago (DPA) to Houston (IAH) is 914 miles (1,470 km, 794 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from DPA to IAH?
A nonstop flight takes about 2h 27m 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 DPA to IAH?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on DPA–IAH that never appear on search engines, with no booking fees.