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SMO to OSN: distance & flight time
Santa Monica (Santa Monica Municipal Airport) → Osan (Osan Air Base)
5,969 mi
9,606 km · 5,187 nm
12h 10m
estimated nonstop flight time
+16h
time difference · heading northwest
See live SMO→OSN fares Phone-only fares on this route — call free
Flight time details
5,969 miles nonstop takes roughly 12h 10m 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
- SMO — Santa Monica Municipal Airport · Santa Monica, 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 SMO
- LAX · Los Angeles International Airport6 mi away
- HHR · Jack Northrop Field Hawthorne Municipal Airport9 mi away
- BUR · Bob Hope Airport14 mi away
- VNY · Van Nuys Airport14 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 SMO from OSN?
The flight distance from Santa Monica (SMO) to Osan (OSN) is 5,969 miles (9,606 km, 5,187 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SMO to OSN?
A nonstop flight takes about 12h 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 Santa Monica and Osan?
Osan is 16 hours ahead of Santa Monica.
What is the cheapest way to fly from SMO to OSN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SMO–OSN that never appear on search engines, with no booking fees.