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OJC to REP: distance & flight time
Olathe (Johnson County Executive Airport) → Siem-reap (Siem Reap International Airport)
8,633 mi
13,893 km · 7,502 nm
17h 24m
estimated nonstop flight time
+12h
time difference · heading north
See live OJC→REP fares Phone-only fares on this route — call free
Flight time details
8,633 miles nonstop takes roughly 17h 24m gate to gate, flying north. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 12-hour time gain when reading arrival times on your ticket.
The two airports
- OJC — Johnson County Executive Airport · Olathe, 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 OJC
- JCI · New Century Aircenter Airport8 mi away
- MKC · Charles B. Wheeler Downtown Airport21 mi away
- LWC · Lawrence Municipal Airport28 mi away
- MCI · Kansas City International Airport31 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 OJC from REP?
The flight distance from Olathe (OJC) to Siem-reap (REP) is 8,633 miles (13,893 km, 7,502 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from OJC to REP?
A nonstop flight takes about 17h 24m 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 Olathe and Siem-reap?
Siem-reap is 12 hours ahead of Olathe.
What is the cheapest way to fly from OJC to REP?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on OJC–REP that never appear on search engines, with no booking fees.