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OSN to SAT: distance & flight time
Osan (Osan Air Base) → San Antonio (San Antonio International Airport)
6,972 mi
11,220 km · 6,058 nm
14h 8m
estimated nonstop flight time
-14h
time difference · heading northeast
See live OSN→SAT fares Phone-only fares on this route — call free
Flight time details
6,972 miles nonstop takes roughly 14h 8m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 14-hour time set-back when reading arrival times on your ticket.
The two airports
- OSN — Osan Air Base · Osan, South Korea
- SAT — San Antonio International Airport · San Antonio, United States
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 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
Near SAT
- RND · Randolph Air Force Base11 mi away
- SKF · Lackland Air Force Base12 mi away
- SSF · Stinson Municipal Airport14 mi away
- AUS · Austin Bergstrom International Airport66 mi away
Frequently asked questions
How far is OSN from SAT?
The flight distance from Osan (OSN) to San Antonio (SAT) is 6,972 miles (11,220 km, 6,058 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from OSN to SAT?
A nonstop flight takes about 14h 8m 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 Osan and San Antonio?
San Antonio is 14 hours behind Osan.
What is the cheapest way to fly from OSN to SAT?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on OSN–SAT that never appear on search engines, with no booking fees.