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SDM to OSN: distance & flight time
San Diego (Brown Field Municipal Airport) → Osan (Osan Air Base)
6,099 mi
9,816 km · 5,300 nm
12h 26m
estimated nonstop flight time
+16h
time difference · heading northwest
See live SDM→OSN fares Phone-only fares on this route — call free
Flight time details
6,099 miles nonstop takes roughly 12h 26m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 16-hour time gain when reading arrival times on your ticket.
The two airports
- SDM — Brown Field Municipal Airport · San Diego, 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 SDM
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 SDM from OSN?
The flight distance from San Diego (SDM) to Osan (OSN) is 6,099 miles (9,816 km, 5,300 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SDM to OSN?
A nonstop flight takes about 12h 26m 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 San Diego and Osan?
Osan is 16 hours ahead of San Diego.
What is the cheapest way to fly from SDM to OSN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SDM–OSN that never appear on search engines, with no booking fees.