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KMJ to RAP: distance & flight time
Kumamoto (Kumamoto Airport) → Rapid City (Rapid City Regional Airport)
6,134 mi
9,872 km · 5,331 nm
12h 30m
estimated nonstop flight time
-15h
time difference · heading northeast
See live KMJ→RAP fares Phone-only fares on this route — call free
Flight time details
6,134 miles nonstop takes roughly 12h 30m 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
- KMJ — Kumamoto Airport · Kumamoto, Japan
- RAP — Rapid City Regional Airport · Rapid City, 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 KMJ
- HSG · Saga Airport39 mi away
- AXJ · Amakusa Airport47 mi away
- NGS · Nagasaki Airport55 mi away
- FUK · Fukuoka Airport57 mi away
Near RAP
- RCA · Ellsworth Air Force Base7 mi away
- SPF · Black Hills Airport-Clyde Ice Field47 mi away
- CDR · Chadron Municipal Airport83 mi away
- GCC · Gillette Campbell County Airport125 mi away
Frequently asked questions
How far is KMJ from RAP?
The flight distance from Kumamoto (KMJ) to Rapid City (RAP) is 6,134 miles (9,872 km, 5,331 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from KMJ to RAP?
A nonstop flight takes about 12h 30m 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 Kumamoto and Rapid City?
Rapid City is 15 hours behind Kumamoto.
What is the cheapest way to fly from KMJ to RAP?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on KMJ–RAP that never appear on search engines, with no booking fees.