Need help booking?
Unpublished phone-only deals available
KUM to SDU: distance & flight time
Yakushima (Yakushima Airport) → Rio De Janeiro (Santos Dumont Airport)
11,795 mi
18,982 km · 10,250 nm
23h 36m
estimated nonstop flight time
-12h
time difference · heading northwest
See live KUM→SDU fares Phone-only fares on this route — call free
Flight time details
11,795 miles nonstop takes roughly 23h 36m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 12-hour time set-back when reading arrival times on your ticket.
The two airports
- KUM — Yakushima Airport · Yakushima, Japan
- SDU — Santos Dumont Airport · Rio De Janeiro, Brazil
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 KUM
- TNE · New Tanegashima Airport25 mi away
- KOJ · Kagoshima Airport98 mi away
- KMI · Miyazaki Airport113 mi away
- ASJ · Amami Airport147 mi away
Near SDU
- GIG · Rio Galeão – Tom Jobim International Airport9 mi away
- QNV · Aeroclube Airport22 mi away
- SNZ · Santa Cruz Air Force Base35 mi away
- CFB · Cabo Frio Airport69 mi away
Frequently asked questions
How far is KUM from SDU?
The flight distance from Yakushima (KUM) to Rio De Janeiro (SDU) is 11,795 miles (18,982 km, 10,250 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from KUM to SDU?
A nonstop flight takes about 23h 36m 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 Yakushima and Rio De Janeiro?
Rio De Janeiro is 12 hours behind Yakushima.
What is the cheapest way to fly from KUM to SDU?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on KUM–SDU that never appear on search engines, with no booking fees.