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REP to KOE: distance & flight time
Siem-reap (Siem Reap International Airport) → Kupang (El Tari Airport)
2,123 mi
3,417 km · 1,845 nm
4h 38m
estimated nonstop flight time
+1h
time difference · heading southeast
See live REP→KOE fares Phone-only fares on this route — call free
Flight time details
2,123 miles nonstop takes roughly 4h 38m gate to gate, flying southeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 1-hour time gain when reading arrival times on your ticket.
The two airports
- REP — Siem Reap International Airport · Siem-reap, Cambodia
- KOE — El Tari Airport · Kupang, Indonesia
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 KOE
- UAI · Suai Airport125 mi away
- MOF · Maumere(Wai Oti) Airport144 mi away
Frequently asked questions
How far is REP from KOE?
The flight distance from Siem-reap (REP) to Kupang (KOE) is 2,123 miles (3,417 km, 1,845 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from REP to KOE?
A nonstop flight takes about 4h 38m 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 Kupang?
Kupang is 1 hour ahead of Siem-reap.
What is the cheapest way to fly from REP to KOE?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on REP–KOE that never appear on search engines, with no booking fees.