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FSM to KOP: distance & flight time
Fort Smith (Fort Smith Regional Airport) → Nakhon Phanom (Nakhon Phanom Airport)
8,587 mi
13,819 km · 7,462 nm
17h 18m
estimated nonstop flight time
+12h
time difference · heading north
See live FSM→KOP fares Phone-only fares on this route — call free
Flight time details
8,587 miles nonstop takes roughly 17h 18m 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
- FSM — Fort Smith Regional Airport · Fort Smith, United States
- KOP — Nakhon Phanom Airport · Nakhon Phanom, 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 FSM
- FYV · Drake Field47 mi away
- XNA · Northwest Arkansas Regional Airport65 mi away
- MLC · Mc Alester Regional Airport86 mi away
- OKM · Okmulgee Regional Airport92 mi away
Near KOP
- SNO · Sakon Nakhon Airport37 mi away
- ZVK · Savannakhet Airport58 mi away
- ROI · Roi Et Airport105 mi away
- VII · Vinh Airport115 mi away
Frequently asked questions
How far is FSM from KOP?
The flight distance from Fort Smith (FSM) to Nakhon Phanom (KOP) is 8,587 miles (13,819 km, 7,462 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from FSM to KOP?
A nonstop flight takes about 17h 18m 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 Fort Smith and Nakhon Phanom?
Nakhon Phanom is 12 hours ahead of Fort Smith.
What is the cheapest way to fly from FSM to KOP?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on FSM–KOP that never appear on search engines, with no booking fees.