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REX to UTH: distance & flight time
Reynosa (General Lucio Blanco International Airport) → Udon Thani (Udon Thani Airport)
9,123 mi
14,682 km · 7,927 nm
18h 21m
estimated nonstop flight time
+13h
time difference · heading northwest
See live REX→UTH fares Phone-only fares on this route — call free
Flight time details
9,123 miles nonstop takes roughly 18h 21m gate to gate, flying northwest. 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
- UTH — Udon Thani Airport · Udon Thani, 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 UTH
- VTE · Wattay International Airport44 mi away
- KKC · Khon Kaen Airport64 mi away
- LOE · Loei Airport70 mi away
- SNO · Sakon Nakhon Airport89 mi away
Frequently asked questions
How far is REX from UTH?
The flight distance from Reynosa (REX) to Udon Thani (UTH) is 9,123 miles (14,682 km, 7,927 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from REX to UTH?
A nonstop flight takes about 18h 21m 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 Udon Thani?
Udon Thani is 13 hours ahead of Reynosa.
What is the cheapest way to fly from REX to UTH?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on REX–UTH that never appear on search engines, with no booking fees.