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SPF to RGT: distance & flight time
Spearfish-South Dakota (Black Hills Airport-Clyde Ice Field) → Rengat (Japura Airport)
8,993 mi
14,473 km · 7,815 nm
18h 6m
estimated nonstop flight time
+13h
time difference · heading northwest
See live SPF→RGT fares Phone-only fares on this route — call free
Flight time details
8,993 miles nonstop takes roughly 18h 6m 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
- RGT — Japura Airport · Rengat, Indonesia
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 RGT
- BUU · Muara Bungo Airport55 mi away
- PKU · Sultan Syarif Kasim Ii (Simpang Tiga) Airport83 mi away
- TJB · Sei Bati Airport122 mi away
- DJB · Sultan Thaha Airport127 mi away
Frequently asked questions
How far is SPF from RGT?
The flight distance from Spearfish-South Dakota (SPF) to Rengat (RGT) is 8,993 miles (14,473 km, 7,815 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SPF to RGT?
A nonstop flight takes about 18h 6m 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 Rengat?
Rengat is 13 hours ahead of Spearfish-South Dakota.
What is the cheapest way to fly from SPF to RGT?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SPF–RGT that never appear on search engines, with no booking fees.