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IAH to DMK: distance & flight time
Houston (George Bush Intercontinental Houston Airport) → Bangkok (Don Mueang International Airport)
9,223 mi
14,843 km · 8,015 nm
18h 33m
estimated nonstop flight time
+12h
time difference · heading north
See live IAH→DMK fares Phone-only fares on this route — call free
Flight time details
9,223 miles nonstop takes roughly 18h 33m gate to gate, flying north. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 12-hour time gain when reading arrival times on your ticket.
The two airports
- IAH — George Bush Intercontinental Houston Airport · Houston, United States
- DMK — Don Mueang International Airport · Bangkok, Thailand
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 DMK
- BKK · Suvarnabhumi Airport19 mi away
- KDT · Kamphaeng Saen Airport48 mi away
- UTP · U-Tapao International Airport89 mi away
- TKH · Takhli Airport97 mi away
Frequently asked questions
How far is IAH from DMK?
The flight distance from Houston (IAH) to Bangkok (DMK) is 9,223 miles (14,843 km, 8,015 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from IAH to DMK?
A nonstop flight takes about 18h 33m 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 time difference between Houston and Bangkok?
Bangkok is 12 hours ahead of Houston.
What is the cheapest way to fly from IAH to DMK?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on IAH–DMK that never appear on search engines, with no booking fees.