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LCY to REP: distance & flight time
London (London City Airport) → Siem-reap (Siem Reap International Airport)
6,070 mi
9,768 km · 5,275 nm
12h 22m
estimated nonstop flight time
+6h
time difference · heading east
See live LCY→REP fares Phone-only fares on this route — call free
Flight time details
6,070 miles nonstop takes roughly 12h 22m gate to gate, flying east. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 6-hour time gain when reading arrival times on your ticket.
The two airports
- LCY — London City Airport · London, United Kingdom
- 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 LCY
- LHR · London Heathrow Airport22 mi away
- LGW · London Gatwick Airport27 mi away
- BQH · London Biggin Hill Airport12 mi away
- NHT · RAF Northolt21 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 LCY from REP?
The flight distance from London (LCY) to Siem-reap (REP) is 6,070 miles (9,768 km, 5,275 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from LCY to REP?
A nonstop flight takes about 12h 22m 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 London and Siem-reap?
Siem-reap is 6 hours ahead of London.
What is the cheapest way to fly from LCY to REP?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on LCY–REP that never appear on search engines, with no booking fees.