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PRM to OSN: distance & flight time
Portimao (Portimão Airport) → Osan (Osan Air Base)
6,576 mi
10,583 km · 5,714 nm
13h 22m
estimated nonstop flight time
+8h
time difference · heading northeast
See live PRM→OSN fares Phone-only fares on this route — call free
Flight time details
6,576 miles nonstop takes roughly 13h 22m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 8-hour time gain when reading arrival times on your ticket.
The two airports
- PRM — Portimão Airport · Portimao, Portugal
- 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 PRM
- FAO · Faro Airport35 mi away
- BYJ · Beja Airport / Airbase73 mi away
- CAT · Cascais Airport117 mi away
- LIS · Humberto Delgado Airport (Lisbon Portela Airport)117 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 PRM from OSN?
The flight distance from Portimao (PRM) to Osan (OSN) is 6,576 miles (10,583 km, 5,714 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from PRM to OSN?
A nonstop flight takes about 13h 22m 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 Portimao and Osan?
Osan is 8 hours ahead of Portimao.
What is the cheapest way to fly from PRM to OSN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on PRM–OSN that never appear on search engines, with no booking fees.