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DED to KTM: distance & flight time
Dehra Dun (Dehradun Airport) → Kathmandu (Tribhuvan International Airport)
467 mi
751 km · 406 nm
1h 29m
estimated nonstop flight time
+0.3h
time difference · heading east
See live DED→KTM fares Phone-only fares on this route — call free
Flight time details
467 miles nonstop takes roughly 1h 29m gate to gate, flying east. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 0.3-hour time gain when reading arrival times on your ticket.
The two airports
- DED — Dehradun Airport · Dehra Dun, India
- KTM — Tribhuvan International Airport · Kathmandu, Nepal
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 DED
- IXC · Chandigarh Airport89 mi away
- SLV · Shimla Airport90 mi away
- PGH · Pantnagar Airport111 mi away
- DEL · Indira Gandhi International Airport130 mi away
Near KTM
- SIF · Simara Airport44 mi away
- RHP · Ramechhap Airport48 mi away
- BHR · Bharatpur Airport57 mi away
- MEY · Meghauli Airport70 mi away
Frequently asked questions
How far is DED from KTM?
The flight distance from Dehra Dun (DED) to Kathmandu (KTM) is 467 miles (751 km, 406 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from DED to KTM?
A nonstop flight takes about 1h 29m 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 Dehra Dun and Kathmandu?
Kathmandu is 0.3 hours ahead of Dehra Dun.
What is the cheapest way to fly from DED to KTM?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on DED–KTM that never appear on search engines, with no booking fees.