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PUS to REP: distance & flight time
Busan (Gimhae International Airport) → Siem-reap (Siem Reap International Airport)
2,170 mi
3,493 km · 1,886 nm
4h 43m
estimated nonstop flight time
-2h
time difference · heading southwest
See live PUS→REP fares Phone-only fares on this route — call free
Flight time details
2,170 miles nonstop takes roughly 4h 43m 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
- PUS — Gimhae International Airport · Busan, South Korea
- 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 PUS
- CHF · Jinhae Airbase/Airport (G-813/K-10)14 mi away
- USN · Ulsan Airport37 mi away
- HIN · Sacheon Air Base/Airport49 mi away
- TAE · Daegu Airport52 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 PUS from REP?
The flight distance from Busan (PUS) to Siem-reap (REP) is 2,170 miles (3,493 km, 1,886 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from PUS to REP?
A nonstop flight takes about 4h 43m 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 PUS to REP?
Nonstop service on PUS–REP 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 4h 43m nonstop estimate.
What is the time difference between Busan and Siem-reap?
Siem-reap is 2 hours behind Busan.
What is the cheapest way to fly from PUS to REP?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on PUS–REP that never appear on search engines, with no booking fees.
Why are some PUS to REP fares phone-only?
Consolidator contracts let us sell certain PUS–REP 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.