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PIR to REP: distance & flight time
Pierre (Pierre Regional Airport) → Siem-reap (Siem Reap International Airport)
8,166 mi
13,142 km · 7,096 nm
16h 29m
estimated nonstop flight time
+12h
time difference · heading northwest
See live PIR→REP fares Phone-only fares on this route — call free
Flight time details
8,166 miles nonstop takes roughly 16h 29m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 12-hour time gain when reading arrival times on your ticket.
The two airports
- PIR — Pierre Regional Airport · Pierre, United States
- 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 PIR
- MBG · Mobridge Municipal Airport81 mi away
- HON · Huron Regional Airport102 mi away
- VTN · Miller Field106 mi away
- ABR · Aberdeen Regional Airport117 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 PIR from REP?
The flight distance from Pierre (PIR) to Siem-reap (REP) is 8,166 miles (13,142 km, 7,096 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from PIR to REP?
A nonstop flight takes about 16h 29m 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 Pierre and Siem-reap?
Siem-reap is 12 hours ahead of Pierre.
What is the cheapest way to fly from PIR to REP?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on PIR–REP that never appear on search engines, with no booking fees.