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REX to CNX: distance & flight time
Reynosa (General Lucio Blanco International Airport) → Chiang Mai (Chiang Mai International Airport)
9,135 mi
14,701 km · 7,938 nm
18h 23m
estimated nonstop flight time
+13h
time difference · heading north
See live REX→CNX fares Phone-only fares on this route — call free
Flight time details
9,135 miles nonstop takes roughly 18h 23m gate to gate, flying north. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 13-hour time gain when reading arrival times on your ticket.
The two airports
- REX — General Lucio Blanco International Airport · Reynosa, Mexico
- 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 REX
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 REX from CNX?
The flight distance from Reynosa (REX) to Chiang Mai (CNX) is 9,135 miles (14,701 km, 7,938 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from REX to CNX?
A nonstop flight takes about 18h 23m 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 Reynosa and Chiang Mai?
Chiang Mai is 13 hours ahead of Reynosa.
What is the cheapest way to fly from REX to CNX?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on REX–CNX that never appear on search engines, with no booking fees.