Need help booking?
Unpublished phone-only deals available
KOP to EFD: distance & flight time
Nakhon Phanom (Nakhon Phanom Airport) → Houston (Ellington Airport)
8,932 mi
14,375 km · 7,762 nm
17h 59m
estimated nonstop flight time
-12h
time difference · heading north
See live KOP→EFD fares Phone-only fares on this route — call free
Flight time details
8,932 miles nonstop takes roughly 17h 59m 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
- EFD — Ellington 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 EFD
- IAH · George Bush Intercontinental Houston Airport28 mi away
- HOU · William P Hobby Airport8 mi away
- AAP · Andrau Airpark27 mi away
- GLS · Scholes International At Galveston Airport30 mi away
Frequently asked questions
How far is KOP from EFD?
The flight distance from Nakhon Phanom (KOP) to Houston (EFD) is 8,932 miles (14,375 km, 7,762 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from KOP to EFD?
A nonstop flight takes about 17h 59m 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 EFD?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on KOP–EFD that never appear on search engines, with no booking fees.