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REP to ATO: distance & flight time
Siem-reap (Siem Reap International Airport) → Athens (Ohio University Snyder Field)
8,780 mi
14,130 km · 7,630 nm
17h 41m
estimated nonstop flight time
-11h
time difference · heading north
See live REP→ATO fares Phone-only fares on this route — call free
Flight time details
8,780 miles nonstop takes roughly 17h 41m gate to gate, flying north. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 11-hour time set-back when reading arrival times on your ticket.
The two airports
- REP — Siem Reap International Airport · Siem-reap, Cambodia
- ATO — Ohio University Snyder Field · Athens, United States
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 REP
- BBM · Battambang Airport45 mi away
- KZC · Kampong Chhnang Airport95 mi away
- PXR · Surin Airport103 mi away
- TDX · Trat Airport128 mi away
Near ATO
- PMH · Greater Portsmouth Regional Airport42 mi away
- PKB · Mid Ohio Valley Regional Airport43 mi away
- ZZV · Zanesville Municipal Airport54 mi away
- LCK · Rickenbacker International Airport56 mi away
Frequently asked questions
How far is REP from ATO?
The flight distance from Siem-reap (REP) to Athens (ATO) is 8,780 miles (14,130 km, 7,630 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from REP to ATO?
A nonstop flight takes about 17h 41m 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 Siem-reap and Athens?
Athens is 11 hours behind Siem-reap.
What is the cheapest way to fly from REP to ATO?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on REP–ATO that never appear on search engines, with no booking fees.