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KOP to IAH: distance & flight time
Nakhon Phanom (Nakhon Phanom Airport) → Houston (George Bush Intercontinental Houston Airport)
8,904 mi
14,329 km · 7,737 nm
17h 56m
estimated nonstop flight time
-12h
time difference · heading north
See live KOP→IAH fares Phone-only fares on this route — call free
Flight time details
8,904 miles nonstop takes roughly 17h 56m gate to gate, flying north. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 12-hour time set-back when reading arrival times on your ticket.
The two airports
- KOP — Nakhon Phanom Airport · Nakhon Phanom, Thailand
- 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 KOP
- SNO · Sakon Nakhon Airport37 mi away
- ZVK · Savannakhet Airport58 mi away
- ROI · Roi Et Airport105 mi away
- VII · Vinh Airport115 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 KOP from IAH?
The flight distance from Nakhon Phanom (KOP) to Houston (IAH) is 8,904 miles (14,329 km, 7,737 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from KOP to IAH?
A nonstop flight takes about 17h 56m 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 Nakhon Phanom and Houston?
Houston is 12 hours behind Nakhon Phanom.
What is the cheapest way to fly from KOP to IAH?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on KOP–IAH that never appear on search engines, with no booking fees.