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OLS to REP: distance & flight time
Nogales (Nogales International Airport) → Siem-reap (Siem Reap International Airport)
8,581 mi
13,809 km · 7,456 nm
17h 17m
estimated nonstop flight time
+14h
time difference · heading northwest
See live OLS→REP fares Phone-only fares on this route — call free
Flight time details
8,581 miles nonstop takes roughly 17h 17m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 14-hour time gain when reading arrival times on your ticket.
The two airports
- OLS — Nogales International Airport · Nogales, United States
- REP — Siem Reap International Airport · Siem-reap, 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 OLS
- NOG · Nogales International Airport15 mi away
- FHU · Sierra Vista Municipal Libby Army Air Field32 mi away
- TUS · Tucson International Airport49 mi away
- DMA · Davis Monthan Air Force Base52 mi away
Near REP
- BBM · Battambang Airport45 mi away
- KZC · Kampong Chhnang Airport95 mi away
- PXR · Surin Airport103 mi away
- TDX · Trat Airport128 mi away
Frequently asked questions
How far is OLS from REP?
The flight distance from Nogales (OLS) to Siem-reap (REP) is 8,581 miles (13,809 km, 7,456 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from OLS to REP?
A nonstop flight takes about 17h 17m 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 Nogales and Siem-reap?
Siem-reap is 14 hours ahead of Nogales.
What is the cheapest way to fly from OLS to REP?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on OLS–REP that never appear on search engines, with no booking fees.