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LUK to REP: distance & flight time
Cincinnati (Cincinnati Municipal Airport Lunken Field) → Siem-reap (Siem Reap International Airport)
8,770 mi
14,114 km · 7,621 nm
17h 40m
estimated nonstop flight time
+11h
time difference · heading north
See live LUK→REP fares Phone-only fares on this route — call free
Flight time details
8,770 miles nonstop takes roughly 17h 40m gate to gate, flying north. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 11-hour time gain when reading arrival times on your ticket.
The two airports
- LUK — Cincinnati Municipal Airport Lunken Field · Cincinnati, 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 LUK
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 LUK from REP?
The flight distance from Cincinnati (LUK) to Siem-reap (REP) is 8,770 miles (14,114 km, 7,621 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from LUK to REP?
A nonstop flight takes about 17h 40m 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 Cincinnati and Siem-reap?
Siem-reap is 11 hours ahead of Cincinnati.
What is the cheapest way to fly from LUK to REP?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on LUK–REP that never appear on search engines, with no booking fees.