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OKI to SPF: distance & flight time
Oki Island (Oki Airport) → Spearfish-South Dakota (Black Hills Airport-Clyde Ice Field)
5,818 mi
9,364 km · 5,056 nm
11h 53m
estimated nonstop flight time
-15h
time difference · heading northeast
See live OKI→SPF fares Phone-only fares on this route — call free
Flight time details
5,818 miles nonstop takes roughly 11h 53m 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
- OKI — Oki Airport · Oki Island, 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 OKI
- YGJ · Miho Yonago Airport48 mi away
- IZO · Izumo Airport58 mi away
- TTJ · Tottori Airport65 mi away
- TJH · Tajima Airport94 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 OKI from SPF?
The flight distance from Oki Island (OKI) to Spearfish-South Dakota (SPF) is 5,818 miles (9,364 km, 5,056 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from OKI to SPF?
A nonstop flight takes about 11h 53m 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 Oki Island and Spearfish-South Dakota?
Spearfish-South Dakota is 15 hours behind Oki Island.
What is the cheapest way to fly from OKI to SPF?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on OKI–SPF that never appear on search engines, with no booking fees.