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OSN to TUS: distance & flight time
Osan (Osan Air Base) → Tucson (Tucson International Airport)
6,368 mi
10,248 km · 5,533 nm
12h 57m
estimated nonstop flight time
-16h
time difference · heading northeast
See live OSN→TUS fares Phone-only fares on this route — call free
Flight time details
6,368 miles nonstop takes roughly 12h 57m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 16-hour time set-back when reading arrival times on your ticket.
The two airports
- OSN — Osan Air Base · Osan, South Korea
- TUS — Tucson International Airport · Tucson, 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 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
Frequently asked questions
How far is OSN from TUS?
The flight distance from Osan (OSN) to Tucson (TUS) 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 OSN to TUS?
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 Osan and Tucson?
Tucson is 16 hours behind Osan.
What is the cheapest way to fly from OSN to TUS?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on OSN–TUS that never appear on search engines, with no booking fees.