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DHT to IAH: distance & flight time
Dalhart (Dalhart Municipal Airport) → Houston (George Bush Intercontinental Houston Airport)
590 mi
949 km · 513 nm
1h 45m
estimated nonstop flight time
Same time
time difference · heading southeast
See live DHT→IAH fares Phone-only fares on this route — call free
Flight time details
590 miles nonstop takes roughly 1h 45m 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
- DHT — Dalhart Municipal Airport · Dalhart, 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 DHT
- BGD · Hutchinson County Airport68 mi away
- AMA · Rick Husband Amarillo International Airport73 mi away
- GUY · Guymon Municipal Airport74 mi away
- TCC · Tucumcari Municipal Airport83 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 DHT from IAH?
The flight distance from Dalhart (DHT) to Houston (IAH) is 590 miles (949 km, 513 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from DHT to IAH?
A nonstop flight takes about 1h 45m 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 DHT to IAH?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on DHT–IAH that never appear on search engines, with no booking fees.