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SPF to OIM: distance & flight time
Spearfish-South Dakota (Black Hills Airport-Clyde Ice Field) → Oshima (Oshima Airport)
5,683 mi
9,145 km · 4,938 nm
11h 37m
estimated nonstop flight time
+15h
time difference · heading northwest
See live SPF→OIM fares Phone-only fares on this route — call free
Flight time details
5,683 miles nonstop takes roughly 11h 37m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 15-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
- OIM — Oshima Airport · Oshima, Japan
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 OIM
- HND · Tokyo Haneda International Airport58 mi away
- NJA · Atsugi Naval Air Facility47 mi away
- NRT · Narita International Airport89 mi away
- MYE · Miyakejima Airport50 mi away
Frequently asked questions
How far is SPF from OIM?
The flight distance from Spearfish-South Dakota (SPF) to Oshima (OIM) is 5,683 miles (9,145 km, 4,938 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SPF to OIM?
A nonstop flight takes about 11h 37m 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 Oshima?
Oshima is 15 hours ahead of Spearfish-South Dakota.
What is the cheapest way to fly from SPF to OIM?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SPF–OIM that never appear on search engines, with no booking fees.