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SGF to OSN: distance & flight time
Springfield (Springfield Branson National Airport) → Osan (Osan Air Base)
6,688 mi
10,764 km · 5,812 nm
13h 35m
estimated nonstop flight time
+14h
time difference · heading northwest
See live SGF→OSN fares Phone-only fares on this route — call free
Flight time details
6,688 miles nonstop takes roughly 13h 35m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 14-hour time gain when reading arrival times on your ticket.
The two airports
- SGF — Springfield Branson National Airport · Springfield, 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 SGF
- BKG · Branson Airport50 mi away
- JLN · Joplin Regional Airport61 mi away
- HRO · Boone County Airport69 mi away
- AIZ · Lee C Fine Memorial Airport75 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 SGF from OSN?
The flight distance from Springfield (SGF) to Osan (OSN) is 6,688 miles (10,764 km, 5,812 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SGF to OSN?
A nonstop flight takes about 13h 35m 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 Springfield and Osan?
Osan is 14 hours ahead of Springfield.
What is the cheapest way to fly from SGF to OSN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SGF–OSN that never appear on search engines, with no booking fees.