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REP to FCS: distance & flight time
Siem-reap (Siem Reap International Airport) → Fort Carson (Butts AAF (Fort Carson) Air Field)
8,392 mi
13,506 km · 7,293 nm
16h 55m
estimated nonstop flight time
-13h
time difference · heading northeast
See live REP→FCS fares Phone-only fares on this route — call free
Flight time details
8,392 miles nonstop takes roughly 16h 55m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 13-hour time set-back when reading arrival times on your ticket.
The two airports
- REP — Siem Reap International Airport · Siem-reap, Cambodia
- FCS — Butts AAF (Fort Carson) Air Field · Fort Carson, United States
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 FCS
- COS · City of Colorado Springs Municipal Airport9 mi away
- PUB · Pueblo Memorial Airport30 mi away
- DEN · Denver International Airport82 mi away
- APA · Centennial Airport62 mi away
Frequently asked questions
How far is REP from FCS?
The flight distance from Siem-reap (REP) to Fort Carson (FCS) is 8,392 miles (13,506 km, 7,293 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from REP to FCS?
A nonstop flight takes about 16h 55m 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 Siem-reap and Fort Carson?
Fort Carson is 13 hours behind Siem-reap.
What is the cheapest way to fly from REP to FCS?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on REP–FCS that never appear on search engines, with no booking fees.