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DAD to OSN: distance & flight time
Danang (Da Nang International Airport) → Osan (Osan Air Base)
1,855 mi
2,985 km · 1,612 nm
4h 6m
estimated nonstop flight time
+2h
time difference · heading northeast
See live DAD→OSN fares Phone-only fares on this route — call free
Flight time details
1,855 miles nonstop takes roughly 4h 6m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 2-hour time gain when reading arrival times on your ticket.
The two airports
- DAD — Da Nang International Airport · Danang, Vietnam
- 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 DAD
- HUI · Phu Bai Airport41 mi away
- VCL · Chu Lai International Airport56 mi away
- VNA · Saravane Airport121 mi away
- AOU · Attopeu Airport125 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 DAD from OSN?
The flight distance from Danang (DAD) to Osan (OSN) is 1,855 miles (2,985 km, 1,612 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from DAD to OSN?
A nonstop flight takes about 4h 6m 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 Danang and Osan?
Osan is 2 hours ahead of Danang.
What is the cheapest way to fly from DAD to OSN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on DAD–OSN that never appear on search engines, with no booking fees.