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HEM to REP: distance & flight time
Helsinki (Helsinki Malmi Airport) → Siem-reap (Siem Reap International Airport)
5,031 mi
8,097 km · 4,372 nm
10h 20m
estimated nonstop flight time
+4h
time difference · heading east
See live HEM→REP fares Phone-only fares on this route — call free
Flight time details
5,031 miles nonstop takes roughly 10h 20m gate to gate, flying east. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 4-hour time gain when reading arrival times on your ticket.
The two airports
- HEM — Helsinki Malmi Airport · Helsinki, Finland
- 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 HEM
- HEL · Helsinki Vantaa Airport5 mi away
- HYV · Hyvinkää Airfield28 mi away
- TLL · Lennart Meri Tallinn Airport59 mi away
- QLF · Lahti Vesivehmaa Airport65 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 HEM from REP?
The flight distance from Helsinki (HEM) to Siem-reap (REP) is 5,031 miles (8,097 km, 4,372 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from HEM to REP?
A nonstop flight takes about 10h 20m 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 Helsinki and Siem-reap?
Siem-reap is 4 hours ahead of Helsinki.
What is the cheapest way to fly from HEM to REP?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on HEM–REP that never appear on search engines, with no booking fees.