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TUS to OSN: distance & flight time
Tucson (Tucson International Airport) → Osan (Osan Air Base)
6,368 mi
10,248 km · 5,533 nm
12h 57m
estimated nonstop flight time
+16h
time difference · heading northwest
See live TUS→OSN fares Phone-only fares on this route — call free
Flight time details
6,368 miles nonstop takes roughly 12h 57m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 16-hour time gain when reading arrival times on your ticket.
The two airports
- TUS — Tucson International Airport · Tucson, 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 TUS
- DMA · Davis Monthan Air Force Base5 mi away
- AVW · Marana Regional Airport26 mi away
- MZJ · Pinal Airpark35 mi away
- OLS · Nogales International Airport49 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 TUS from OSN?
The flight distance from Tucson (TUS) to Osan (OSN) is 6,368 miles (10,248 km, 5,533 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from TUS to OSN?
A nonstop flight takes about 12h 57m 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 Tucson and Osan?
Osan is 16 hours ahead of Tucson.
What is the cheapest way to fly from TUS to OSN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on TUS–OSN that never appear on search engines, with no booking fees.