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SYO to SDU: distance & flight time
Shonai (Shonai Airport) → Rio De Janeiro (Santos Dumont Airport)
11,324 mi
18,225 km · 9,841 nm
22h 40m
estimated nonstop flight time
-12h
time difference · heading north
See live SYO→SDU fares Phone-only fares on this route — call free
Flight time details
11,324 miles nonstop takes roughly 22h 40m gate to gate, flying north. 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
- SYO — Shonai Airport · Shonai, 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 SYO
- GAJ · Yamagata Airport42 mi away
- AXT · Akita Airport60 mi away
- KIJ · Niigata Airport69 mi away
- SDJ · Sendai Airport77 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 SYO from SDU?
The flight distance from Shonai (SYO) to Rio De Janeiro (SDU) is 11,324 miles (18,225 km, 9,841 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SYO to SDU?
A nonstop flight takes about 22h 40m 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 Shonai and Rio De Janeiro?
Rio De Janeiro is 12 hours behind Shonai.
What is the cheapest way to fly from SYO to SDU?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SYO–SDU that never appear on search engines, with no booking fees.