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CNX to DED: distance & flight time
Chiang Mai (Chiang Mai International Airport) → Dehra Dun (Dehradun Airport)
1,523 mi
2,450 km · 1,323 nm
3h 27m
estimated nonstop flight time
-1.5h
time difference · heading northwest
See live CNX→DED fares Phone-only fares on this route — call free
Flight time details
1,523 miles nonstop takes roughly 3h 27m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 1.5-hour time set-back when reading arrival times on your ticket.
The two airports
- CNX — Chiang Mai International Airport · Chiang Mai, Thailand
- 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 CNX
- LPT · Lampang Airport49 mi away
- PYY · Mae Hong Son Airport54 mi away
- HGN · Mae Hong Son Airport74 mi away
- PRH · Phrae Airport90 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 CNX from DED?
The flight distance from Chiang Mai (CNX) to Dehra Dun (DED) is 1,523 miles (2,450 km, 1,323 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from CNX to DED?
A nonstop flight takes about 3h 27m 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 Chiang Mai and Dehra Dun?
Dehra Dun is 1.5 hours behind Chiang Mai.
What is the cheapest way to fly from CNX to DED?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on CNX–DED that never appear on search engines, with no booking fees.