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ITM to REP: distance & flight time
Osaka (Osaka International Airport) → Siem-reap (Siem Reap International Airport)
2,463 mi
3,964 km · 2,141 nm
5h 18m
estimated nonstop flight time
-2h
time difference · heading southwest
See live ITM→REP fares Phone-only fares on this route — call free
Flight time details
2,463 miles nonstop takes roughly 5h 18m gate to gate, flying southwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 2-hour time set-back when reading arrival times on your ticket.
The two airports
- ITM — Osaka International Airport · Osaka, Japan
- 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 ITM
- UKB · Kobe Airport16 mi away
- KIX · Kansai International Airport27 mi away
- TJH · Tajima Airport62 mi away
- TKS · Tokushima Airport/JMSDF Air Base65 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 ITM from REP?
The flight distance from Osaka (ITM) to Siem-reap (REP) is 2,463 miles (3,964 km, 2,141 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ITM to REP?
A nonstop flight takes about 5h 18m 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 Osaka and Siem-reap?
Siem-reap is 2 hours behind Osaka.
What is the cheapest way to fly from ITM to REP?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ITM–REP that never appear on search engines, with no booking fees.