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USN to DED: distance & flight time
Ulsan (Ulsan Airport) → Dehra Dun (Dehradun Airport)
2,959 mi
4,762 km · 2,572 nm
6h 16m
estimated nonstop flight time
-3.5h
time difference · heading west
See live USN→DED fares Phone-only fares on this route — call free
Flight time details
2,959 miles nonstop takes roughly 6h 16m gate to gate, flying west. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 3.5-hour time set-back when reading arrival times on your ticket.
The two airports
- USN — Ulsan Airport · Ulsan, South Korea
- DED — Dehradun Airport · Dehra Dun, India
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 USN
- KPO · Pohang Airport (G-815/K-3)28 mi away
- PUS · Gimhae International Airport37 mi away
- TAE · Daegu Airport44 mi away
- CHF · Jinhae Airbase/Airport (G-813/K-10)48 mi away
Near DED
- IXC · Chandigarh Airport89 mi away
- SLV · Shimla Airport90 mi away
- PGH · Pantnagar Airport111 mi away
- DEL · Indira Gandhi International Airport130 mi away
Frequently asked questions
How far is USN from DED?
The flight distance from Ulsan (USN) to Dehra Dun (DED) is 2,959 miles (4,762 km, 2,572 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from USN to DED?
A nonstop flight takes about 6h 16m 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 Ulsan and Dehra Dun?
Dehra Dun is 3.5 hours behind Ulsan.
What is the cheapest way to fly from USN to DED?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on USN–DED that never appear on search engines, with no booking fees.