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SPF to NNT: distance & flight time
Spearfish-South Dakota (Black Hills Airport-Clyde Ice Field) → Nan (Nan Airport)
7,797 mi
12,549 km · 6,776 nm
15h 45m
estimated nonstop flight time
+13h
time difference · heading northwest
See live SPF→NNT fares Phone-only fares on this route — call free
Flight time details
7,797 miles nonstop takes roughly 15h 45m 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
- NNT — Nan Airport · Nan, 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 NNT
- PRH · Phrae Airport62 mi away
- ZBY · Sayaboury Airport68 mi away
- LPT · Lampang Airport92 mi away
- CEI · Chiang Rai International Airport98 mi away
Frequently asked questions
How far is SPF from NNT?
The flight distance from Spearfish-South Dakota (SPF) to Nan (NNT) is 7,797 miles (12,549 km, 6,776 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SPF to NNT?
A nonstop flight takes about 15h 45m 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 Nan?
Nan is 13 hours ahead of Spearfish-South Dakota.
What is the cheapest way to fly from SPF to NNT?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SPF–NNT that never appear on search engines, with no booking fees.