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REP to ROC: distance & flight time
Siem-reap (Siem Reap International Airport) → Rochester (Greater Rochester International Airport)
8,530 mi
13,727 km · 7,412 nm
17h 12m
estimated nonstop flight time
-11h
time difference · heading north
See live REP→ROC fares Phone-only fares on this route — call free
Flight time details
8,530 miles nonstop takes roughly 17h 12m gate to gate, flying north. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 11-hour time set-back when reading arrival times on your ticket.
The two airports
- REP — Siem Reap International Airport · Siem-reap, Cambodia
- ROC — Greater Rochester International Airport · Rochester, 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 ROC
- BUF · Buffalo Niagara International Airport55 mi away
- IAG · Niagara Falls International Airport64 mi away
- YYZ · Lester B. Pearson International Airport106 mi away
- YTR · CFB Trenton69 mi away
Frequently asked questions
How far is REP from ROC?
The flight distance from Siem-reap (REP) to Rochester (ROC) is 8,530 miles (13,727 km, 7,412 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from REP to ROC?
A nonstop flight takes about 17h 12m 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 Rochester?
Rochester is 11 hours behind Siem-reap.
What is the cheapest way to fly from REP to ROC?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on REP–ROC that never appear on search engines, with no booking fees.