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KOJ to SPF: distance & flight time
Kagoshima (Kagoshima Airport) → Spearfish-South Dakota (Black Hills Airport-Clyde Ice Field)
6,151 mi
9,898 km · 5,345 nm
12h 32m
estimated nonstop flight time
-15h
time difference · heading northeast
See live KOJ→SPF fares Phone-only fares on this route — call free
Flight time details
6,151 miles nonstop takes roughly 12h 32m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 15-hour time set-back when reading arrival times on your ticket.
The two airports
- KOJ — Kagoshima Airport · Kagoshima, Japan
- 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 KOJ
- KMI · Miyazaki Airport43 mi away
- AXJ · Amakusa Airport57 mi away
- KMJ · Kumamoto Airport72 mi away
- TNE · New Tanegashima Airport84 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 KOJ from SPF?
The flight distance from Kagoshima (KOJ) to Spearfish-South Dakota (SPF) is 6,151 miles (9,898 km, 5,345 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from KOJ to SPF?
A nonstop flight takes about 12h 32m 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 Kagoshima and Spearfish-South Dakota?
Spearfish-South Dakota is 15 hours behind Kagoshima.
What is the cheapest way to fly from KOJ to SPF?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on KOJ–SPF that never appear on search engines, with no booking fees.