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DAC to OSN: distance & flight time
Dhaka (Hazrat Shahjalal International Airport) → Osan (Osan Air Base)
2,347 mi
3,778 km · 2,040 nm
5h 4m
estimated nonstop flight time
+3h
time difference · heading northeast
See live DAC→OSN fares Phone-only fares on this route — call free
Flight time details
2,347 miles nonstop takes roughly 5h 4m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 3-hour time gain when reading arrival times on your ticket.
The two airports
- DAC — Hazrat Shahjalal International Airport · Dhaka, Bangladesh
- 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 DAC
- IXA · Agartala Airport53 mi away
- BZL · Barisal Airport72 mi away
- IRD · Ishurdi Airport88 mi away
- JSR · Jessore Airport91 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 DAC from OSN?
The flight distance from Dhaka (DAC) to Osan (OSN) is 2,347 miles (3,778 km, 2,040 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from DAC to OSN?
A nonstop flight takes about 5h 4m 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 Dhaka and Osan?
Osan is 3 hours ahead of Dhaka.
What is the cheapest way to fly from DAC to OSN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on DAC–OSN that never appear on search engines, with no booking fees.