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OSN to GLS: distance & flight time
Osan (Osan Air Base) → Galveston (Scholes International At Galveston Airport)
7,110 mi
11,442 km · 6,178 nm
14h 24m
estimated nonstop flight time
-14h
time difference · heading northeast
See live OSN→GLS fares Phone-only fares on this route — call free
Flight time details
7,110 miles nonstop takes roughly 14h 24m 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
- GLS — Scholes International At Galveston Airport · Galveston, 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 GLS
- IAH · George Bush Intercontinental Houston Airport57 mi away
- EFD · Ellington Airport30 mi away
- HOU · William P Hobby Airport36 mi away
- LJN · Texas Gulf Coast Regional Airport38 mi away
Frequently asked questions
How far is OSN from GLS?
The flight distance from Osan (OSN) to Galveston (GLS) is 7,110 miles (11,442 km, 6,178 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from OSN to GLS?
A nonstop flight takes about 14h 24m 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 Galveston?
Galveston is 14 hours behind Osan.
What is the cheapest way to fly from OSN to GLS?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on OSN–GLS that never appear on search engines, with no booking fees.