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FLO to OSN: distance & flight time
Florence (Florence Regional Airport) → Osan (Osan Air Base)
7,220 mi
11,620 km · 6,274 nm
14h 37m
estimated nonstop flight time
+13h
time difference · heading north
See live FLO→OSN fares Phone-only fares on this route — call free
Flight time details
7,220 miles nonstop takes roughly 14h 37m gate to gate, flying north. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 13-hour time gain when reading arrival times on your ticket.
The two airports
- FLO — Florence Regional Airport · Florence, 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 FLO
- HVS · Hartsville Regional Airport27 mi away
- HCW · Cheraw Municipal Airport/Lynch Bellinger Field39 mi away
- SSC · Shaw Air Force Base45 mi away
- LBT · Lumberton Regional Airport48 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 FLO from OSN?
The flight distance from Florence (FLO) to Osan (OSN) is 7,220 miles (11,620 km, 6,274 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from FLO to OSN?
A nonstop flight takes about 14h 37m 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 Florence and Osan?
Osan is 13 hours ahead of Florence.
What is the cheapest way to fly from FLO to OSN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on FLO–OSN that never appear on search engines, with no booking fees.