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NSH to OSN: distance & flight time
Noshahr (Noshahr Airport) → Osan (Osan Air Base)
4,055 mi
6,526 km · 3,524 nm
8h 25m
estimated nonstop flight time
+5.5h
time difference · heading northeast
See live NSH→OSN fares Phone-only fares on this route — call free
Flight time details
4,055 miles nonstop takes roughly 8h 25m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 5.5-hour time gain when reading arrival times on your ticket.
The two airports
- NSH — Noshahr Airport · Noshahr, Iran
- 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 NSH
- RZR · Ramsar Airport47 mi away
- THR · Mehrabad International Airport68 mi away
- PYK · Payam International Airport71 mi away
- GZW · Qazvin Airport84 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 NSH from OSN?
The flight distance from Noshahr (NSH) to Osan (OSN) is 4,055 miles (6,526 km, 3,524 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from NSH to OSN?
A nonstop flight takes about 8h 25m 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 Noshahr and Osan?
Osan is 5.5 hours ahead of Noshahr.
What is the cheapest way to fly from NSH to OSN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on NSH–OSN that never appear on search engines, with no booking fees.