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KDT to YSM: distance & flight time
Nakhon Pathom (Kamphaeng Saen Airport) → Fort Smith (Fort Smith Airport)
7,017 mi
11,294 km · 6,098 nm
14h 14m
estimated nonstop flight time
-13h
time difference · heading north
See live KDT→YSM fares Phone-only fares on this route — call free
Flight time details
7,017 miles nonstop takes roughly 14h 14m gate to gate, flying north. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 13-hour time set-back when reading arrival times on your ticket.
The two airports
- KDT — Kamphaeng Saen Airport · Nakhon Pathom, Thailand
- YSM — Fort Smith Airport · Fort Smith, Canada
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 KDT
- DMK · Don Mueang International Airport48 mi away
- BKK · Suvarnabhumi Airport63 mi away
- TKH · Takhli Airport85 mi away
- HHQ · Hua Hin Airport101 mi away
Near YSM
- YPY · Fort Chipewyan Airport92 mi away
- YFR · Fort Resolution Airport99 mi away
- YBE · Uranium City Airport125 mi away
- YHY · Hay River / Merlyn Carter Airport142 mi away
Frequently asked questions
How far is KDT from YSM?
The flight distance from Nakhon Pathom (KDT) to Fort Smith (YSM) is 7,017 miles (11,294 km, 6,098 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from KDT to YSM?
A nonstop flight takes about 14h 14m 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 Pathom and Fort Smith?
Fort Smith is 13 hours behind Nakhon Pathom.
What is the cheapest way to fly from KDT to YSM?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on KDT–YSM that never appear on search engines, with no booking fees.