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BOS to OSN: distance & flight time
Boston (General Edward Lawrence Logan International Airport) → Osan (Osan Air Base)
6,831 mi
10,993 km · 5,936 nm
13h 52m
estimated nonstop flight time
+13h
time difference · heading north
See live BOS→OSN fares Phone-only fares on this route — call free
Flight time details
6,831 miles nonstop takes roughly 13h 52m 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
- BOS — General Edward Lawrence Logan International Airport · Boston, 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 BOS
- OWD · Norwood Memorial Airport15 mi away
- BED · Laurence G Hanscom Field16 mi away
- BVY · Beverly Municipal Airport16 mi away
- LWM · Lawrence Municipal Airport25 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 BOS from OSN?
The flight distance from Boston (BOS) to Osan (OSN) is 6,831 miles (10,993 km, 5,936 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from BOS to OSN?
A nonstop flight takes about 13h 52m 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 Boston and Osan?
Osan is 13 hours ahead of Boston.
What is the cheapest way to fly from BOS to OSN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on BOS–OSN that never appear on search engines, with no booking fees.