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GRU to USN: distance & flight time
Sao Paulo (Guarulhos - Governador André Franco Montoro International Airport) → Ulsan (Ulsan Airport)
11,560 mi
18,605 km · 10,046 nm
23h 8m
estimated nonstop flight time
+12h
time difference · heading north
See live GRU→USN fares Phone-only fares on this route — call free
Flight time details
11,560 miles nonstop takes roughly 23h 8m gate to gate, flying north. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 12-hour time gain when reading arrival times on your ticket.
The two airports
- GRU — Guarulhos - Governador André Franco Montoro International Airport · Sao Paulo, Brazil
- USN — Ulsan Airport · Ulsan, South Korea
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 GRU
- CGH · Congonhas Airport18 mi away
- BJP · Estadual Arthur Siqueira Airport32 mi away
- SSZ · Base Aérea de Santos Airport36 mi away
- SJK · Professor Urbano Ernesto Stumpf Airport41 mi away
Near USN
- KPO · Pohang Airport (G-815/K-3)28 mi away
- PUS · Gimhae International Airport37 mi away
- TAE · Daegu Airport44 mi away
- CHF · Jinhae Airbase/Airport (G-813/K-10)48 mi away
Frequently asked questions
How far is GRU from USN?
The flight distance from Sao Paulo (GRU) to Ulsan (USN) is 11,560 miles (18,605 km, 10,046 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from GRU to USN?
A nonstop flight takes about 23h 8m 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 Sao Paulo and Ulsan?
Ulsan is 12 hours ahead of Sao Paulo.
What is the cheapest way to fly from GRU to USN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on GRU–USN that never appear on search engines, with no booking fees.