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PWM to OSN: distance & flight time
Portland (Portland International Jetport Airport) → Osan (Osan Air Base)
6,753 mi
10,869 km · 5,869 nm
13h 43m
estimated nonstop flight time
+13h
time difference · heading north
See live PWM→OSN fares Phone-only fares on this route — call free
Flight time details
6,753 miles nonstop takes roughly 13h 43m gate to gate, flying north. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 13-hour time gain when reading arrival times on your ticket.
The two airports
- PWM — Portland International Jetport Airport · Portland, United States
- 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 PWM
- NHZ · Brunswick Executive Airport25 mi away
- LEW · Auburn Lewiston Municipal Airport28 mi away
- FRY · Eastern Slopes Regional Airport40 mi away
- PSM · Portsmouth International at Pease Airport47 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 PWM from OSN?
The flight distance from Portland (PWM) to Osan (OSN) is 6,753 miles (10,869 km, 5,869 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from PWM to OSN?
A nonstop flight takes about 13h 43m 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 Portland and Osan?
Osan is 13 hours ahead of Portland.
What is the cheapest way to fly from PWM to OSN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on PWM–OSN that never appear on search engines, with no booking fees.