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REX to KOS: distance & flight time
Reynosa (General Lucio Blanco International Airport) → Sihanoukville (Sihanoukville International Airport)
9,513 mi
15,309 km · 8,266 nm
19h 7m
estimated nonstop flight time
+13h
time difference · heading northwest
See live REX→KOS fares Phone-only fares on this route — call free
Flight time details
9,513 miles nonstop takes roughly 19h 7m 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
- KOS — Sihanoukville International Airport · Sihanoukville, Cambodia
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 KOS
- PQC · Phu Quoc International Airport37 mi away
- PNH · Phnom Penh International Airport106 mi away
- VKG · Rach Gia Airport110 mi away
- KZC · Kampong Chhnang Airport132 mi away
Frequently asked questions
How far is REX from KOS?
The flight distance from Reynosa (REX) to Sihanoukville (KOS) is 9,513 miles (15,309 km, 8,266 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from REX to KOS?
A nonstop flight takes about 19h 7m 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 Sihanoukville?
Sihanoukville is 13 hours ahead of Reynosa.
What is the cheapest way to fly from REX to KOS?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on REX–KOS that never appear on search engines, with no booking fees.