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GCH to REP: distance & flight time
Gachsaran (Gachsaran Airport) → Siem-reap (Siem Reap International Airport)
3,558 mi
5,726 km · 3,092 nm
7h 27m
estimated nonstop flight time
+3.5h
time difference · heading east
See live GCH→REP fares Phone-only fares on this route — call free
Flight time details
3,558 miles nonstop takes roughly 7h 27m gate to gate, flying east. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 3.5-hour time gain when reading arrival times on your ticket.
The two airports
- GCH — Gachsaran Airport · Gachsaran, Iran
- 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 GCH
- YES · Yasouj Airport50 mi away
- AKW · Aghajari Airport74 mi away
- KHK · Khark Island Airport80 mi away
- OMI · Omidiyeh Airport84 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 GCH from REP?
The flight distance from Gachsaran (GCH) to Siem-reap (REP) is 3,558 miles (5,726 km, 3,092 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from GCH to REP?
A nonstop flight takes about 7h 27m 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 Gachsaran and Siem-reap?
Siem-reap is 3.5 hours ahead of Gachsaran.
What is the cheapest way to fly from GCH to REP?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on GCH–REP that never appear on search engines, with no booking fees.