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YEC to CNX: distance & flight time
Yechon (Yecheon Airbase) → Chiang Mai (Chiang Mai International Airport)
2,166 mi
3,486 km · 1,882 nm
4h 43m
estimated nonstop flight time
-2h
time difference · heading southwest
See live YEC→CNX fares Phone-only fares on this route — call free
Flight time details
2,166 miles nonstop takes roughly 4h 43m gate to gate, flying southwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 2-hour time set-back when reading arrival times on your ticket.
The two airports
- YEC — Yecheon Airbase · Yechon, South Korea
- 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 YEC
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 YEC from CNX?
The flight distance from Yechon (YEC) to Chiang Mai (CNX) is 2,166 miles (3,486 km, 1,882 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from YEC to CNX?
A nonstop flight takes about 4h 43m 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 Yechon and Chiang Mai?
Chiang Mai is 2 hours behind Yechon.
What is the cheapest way to fly from YEC to CNX?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on YEC–CNX that never appear on search engines, with no booking fees.