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OSN to TKH: distance & flight time
Osan (Osan Air Base) → Nakhon Sawan (Takhli Airport)
2,225 mi
3,581 km · 1,934 nm
4h 50m
estimated nonstop flight time
-2h
time difference · heading southwest
See live OSN→TKH fares Phone-only fares on this route — call free
Flight time details
2,225 miles nonstop takes roughly 4h 50m gate to gate, flying southwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 2-hour time set-back when reading arrival times on your ticket.
The two airports
- OSN — Osan Air Base · Osan, South Korea
- TKH — Takhli Airport · Nakhon Sawan, 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 OSN
- ICN · Incheon International Airport41 mi away
- SWU · Suwon Airport10 mi away
- SSN · Seoul Air Base (K-16)25 mi away
- GMP · Gimpo International Airport35 mi away
Near TKH
- KDT · Kamphaeng Saen Airport85 mi away
- DMK · Don Mueang International Airport97 mi away
- PHS · Phitsanulok Airport104 mi away
- BKK · Suvarnabhumi Airport114 mi away
Frequently asked questions
How far is OSN from TKH?
The flight distance from Osan (OSN) to Nakhon Sawan (TKH) is 2,225 miles (3,581 km, 1,934 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from OSN to TKH?
A nonstop flight takes about 4h 50m 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 Osan and Nakhon Sawan?
Nakhon Sawan is 2 hours behind Osan.
What is the cheapest way to fly from OSN to TKH?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on OSN–TKH that never appear on search engines, with no booking fees.