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DED to CNX: distance & flight time
Dehra Dun (Dehradun Airport) → Chiang Mai (Chiang Mai International Airport)
1,523 mi
2,450 km · 1,323 nm
3h 27m
estimated nonstop flight time
+1.5h
time difference · heading southeast
See live DED→CNX fares Phone-only fares on this route — call free
Flight time details
1,523 miles nonstop takes roughly 3h 27m gate to gate, flying southeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 1.5-hour time gain when reading arrival times on your ticket.
The two airports
- DED — Dehradun Airport · Dehra Dun, India
- CNX — Chiang Mai International Airport · Chiang Mai, Thailand
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 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
Frequently asked questions
How far is DED from CNX?
The flight distance from Dehra Dun (DED) to Chiang Mai (CNX) 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 DED to CNX?
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 Dehra Dun and Chiang Mai?
Chiang Mai is 1.5 hours ahead of Dehra Dun.
What is the cheapest way to fly from DED to CNX?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on DED–CNX that never appear on search engines, with no booking fees.