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SPF to TKH: distance & flight time
Spearfish-South Dakota (Black Hills Airport-Clyde Ice Field) → Nakhon Sawan (Takhli Airport)
8,039 mi
12,937 km · 6,985 nm
16h 14m
estimated nonstop flight time
+13h
time difference · heading northwest
See live SPF→TKH fares Phone-only fares on this route — call free
Flight time details
8,039 miles nonstop takes roughly 16h 14m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 13-hour time gain when reading arrival times on your ticket.
The two airports
- SPF — Black Hills Airport-Clyde Ice Field · Spearfish-South Dakota, United States
- 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 SPF
- RCA · Ellsworth Air Force Base41 mi away
- RAP · Rapid City Regional Airport47 mi away
- GCC · Gillette Campbell County Airport87 mi away
- CDR · Chadron Municipal Airport119 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 SPF from TKH?
The flight distance from Spearfish-South Dakota (SPF) to Nakhon Sawan (TKH) is 8,039 miles (12,937 km, 6,985 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SPF to TKH?
A nonstop flight takes about 16h 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 Spearfish-South Dakota and Nakhon Sawan?
Nakhon Sawan is 13 hours ahead of Spearfish-South Dakota.
What is the cheapest way to fly from SPF to TKH?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SPF–TKH that never appear on search engines, with no booking fees.