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SPF to TGA: distance & flight time
Spearfish-South Dakota (Black Hills Airport-Clyde Ice Field) → Tengah (Tengah Air Base)
8,845 mi
14,234 km · 7,686 nm
17h 49m
estimated nonstop flight time
+14h
time difference · heading northwest
See live SPF→TGA fares Phone-only fares on this route — call free
Flight time details
8,845 miles nonstop takes roughly 17h 49m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 14-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
- TGA — Tengah Air Base · Tengah, Singapore
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 TGA
- SIN · Singapore Changi Airport20 mi away
- XSP · Seletar Airport11 mi away
- QPG · Paya Lebar Air Base14 mi away
- JHB · Senai International Airport18 mi away
Frequently asked questions
How far is SPF from TGA?
The flight distance from Spearfish-South Dakota (SPF) to Tengah (TGA) is 8,845 miles (14,234 km, 7,686 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SPF to TGA?
A nonstop flight takes about 17h 49m 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 Tengah?
Tengah is 14 hours ahead of Spearfish-South Dakota.
What is the cheapest way to fly from SPF to TGA?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SPF–TGA that never appear on search engines, with no booking fees.