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DFW to IAH: distance & flight time
Dallas-Fort Worth (Dallas Fort Worth International Airport) → Houston (George Bush Intercontinental Houston Airport)
225 mi
362 km · 195 nm
1h 3m
estimated nonstop flight time
Same time
time difference · heading southeast
See live DFW→IAH fares Phone-only fares on this route — call free
Flight time details
225 miles nonstop takes roughly 1h 3m gate to gate, flying southeast. 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
- DFW — Dallas Fort Worth International Airport · Dallas-Fort Worth, 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 DFW
- DAL · Dallas Love Field11 mi away
- ADS · Addison Airport13 mi away
- AFW · Fort Worth Alliance Airport17 mi away
- RBD · Dallas Executive Airport18 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 DFW from IAH?
The flight distance from Dallas-Fort Worth (DFW) to Houston (IAH) is 225 miles (362 km, 195 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from DFW to IAH?
A nonstop flight takes about 1h 3m 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 DFW to IAH?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on DFW–IAH that never appear on search engines, with no booking fees.