Need help booking?
Unpublished phone-only deals available
REP to HEM: distance & flight time
Siem-reap (Siem Reap International Airport) → Helsinki (Helsinki Malmi Airport)
5,031 mi
8,097 km · 4,372 nm
10h 20m
estimated nonstop flight time
-4h
time difference · heading northwest
See live REP→HEM fares Phone-only fares on this route — call free
Flight time details
5,031 miles nonstop takes roughly 10h 20m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 4-hour time set-back when reading arrival times on your ticket.
The two airports
- REP — Siem Reap International Airport · Siem-reap, Cambodia
- HEM — Helsinki Malmi Airport · Helsinki, Finland
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 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
Frequently asked questions
How far is REP from HEM?
The flight distance from Siem-reap (REP) to Helsinki (HEM) 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 REP to HEM?
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.
Are there nonstop flights from REP to HEM?
Nonstop service on REP–HEM depends on the season and the day of week. Run the fare search on this page with the nonstop filter applied to see current direct options; when there is no nonstop, a single connection through a carrier hub adds roughly 2–4 hours to the 10h 20m nonstop estimate.
What is the time difference between Siem-reap and Helsinki?
Helsinki is 4 hours behind Siem-reap.
What is the cheapest way to fly from REP to HEM?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on REP–HEM that never appear on search engines, with no booking fees.
Why are some REP to HEM fares phone-only?
Consolidator contracts let us sell certain REP–HEM tickets below the price airlines permit us to publish online, so those fares can only be quoted over the phone. Call the travel desk and an agent will check phone-only inventory for your dates.