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OSN to CGH: distance & flight time
Osan (Osan Air Base) → Sao Paulo (Congonhas Airport)
11,434 mi
18,401 km · 9,936 nm
22h 53m
estimated nonstop flight time
-12h
time difference · heading northwest
See live OSN→CGH fares Phone-only fares on this route — call free
Flight time details
11,434 miles nonstop takes roughly 22h 53m 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
- OSN — Osan Air Base · Osan, South Korea
- CGH — Congonhas Airport · Sao Paulo, 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 OSN
- ICN · Incheon International Airport41 mi away
- SWU · Suwon Airport10 mi away
- SSN · Seoul Air Base (K-16)25 mi away
- GMP · Gimpo International Airport35 mi away
Near CGH
Frequently asked questions
How far is OSN from CGH?
The flight distance from Osan (OSN) to Sao Paulo (CGH) is 11,434 miles (18,401 km, 9,936 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from OSN to CGH?
A nonstop flight takes about 22h 53m 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 Osan and Sao Paulo?
Sao Paulo is 12 hours behind Osan.
What is the cheapest way to fly from OSN to CGH?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on OSN–CGH that never appear on search engines, with no booking fees.