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ASU to OSN: distance & flight time
Asuncion (Silvio Pettirossi International Airport) → Osan (Osan Air Base)
11,575 mi
18,629 km · 10,059 nm
23h 10m
estimated nonstop flight time
+12h
time difference · heading north
See live ASU→OSN fares Phone-only fares on this route — call free
Flight time details
11,575 miles nonstop takes roughly 23h 10m 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
- ASU — Silvio Pettirossi International Airport · Asuncion, Paraguay
- OSN — Osan Air Base · Osan, 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 ASU
- FMA · Formosa Airport80 mi away
- CIO · Teniente Col Carmelo Peralta Airport124 mi away
- PIL · Carlos Miguel Gimenez Airport124 mi away
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
Frequently asked questions
How far is ASU from OSN?
The flight distance from Asuncion (ASU) to Osan (OSN) is 11,575 miles (18,629 km, 10,059 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ASU to OSN?
A nonstop flight takes about 23h 10m 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 Asuncion and Osan?
Osan is 12 hours ahead of Asuncion.
What is the cheapest way to fly from ASU to OSN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ASU–OSN that never appear on search engines, with no booking fees.