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TST to SPF: distance & flight time
Trang (Trang Airport) → Spearfish-South Dakota (Black Hills Airport-Clyde Ice Field)
8,560 mi
13,776 km · 7,439 nm
17h 15m
estimated nonstop flight time
-13h
time difference · heading north
See live TST→SPF fares Phone-only fares on this route — call free
Flight time details
8,560 miles nonstop takes roughly 17h 15m 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
- TST — Trang Airport · Trang, Thailand
- SPF — Black Hills Airport-Clyde Ice Field · Spearfish-South Dakota, United States
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 TST
- KBV · Krabi Airport59 mi away
- HDY · Hat Yai International Airport66 mi away
- SGZ · Songkhla Airport71 mi away
- NST · Nakhon Si Thammarat Airport75 mi away
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
Frequently asked questions
How far is TST from SPF?
The flight distance from Trang (TST) to Spearfish-South Dakota (SPF) is 8,560 miles (13,776 km, 7,439 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from TST to SPF?
A nonstop flight takes about 17h 15m 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 Trang and Spearfish-South Dakota?
Spearfish-South Dakota is 13 hours behind Trang.
What is the cheapest way to fly from TST to SPF?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on TST–SPF that never appear on search engines, with no booking fees.