Need help booking?
Unpublished phone-only deals available
KMJ to DEC: distance & flight time
Kumamoto (Kumamoto Airport) → Decatur (Decatur Airport)
6,810 mi
10,960 km · 5,918 nm
13h 49m
estimated nonstop flight time
-14h
time difference · heading northeast
See live KMJ→DEC fares Phone-only fares on this route — call free
Flight time details
6,810 miles nonstop takes roughly 13h 49m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 14-hour time set-back when reading arrival times on your ticket.
The two airports
- KMJ — Kumamoto Airport · Kumamoto, Japan
- DEC — Decatur Airport · Decatur, 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
Frequently asked questions
How far is KMJ from DEC?
The flight distance from Kumamoto (KMJ) to Decatur (DEC) is 6,810 miles (10,960 km, 5,918 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from KMJ to DEC?
A nonstop flight takes about 13h 49m 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 Decatur?
Decatur is 14 hours behind Kumamoto.
What is the cheapest way to fly from KMJ to DEC?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on KMJ–DEC that never appear on search engines, with no booking fees.