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YST to REP: distance & flight time
St. Theresa Point (St. Theresa Point Airport) → Siem-reap (Siem Reap International Airport)
7,661 mi
12,329 km · 6,657 nm
15h 29m
estimated nonstop flight time
+12h
time difference · heading north
See live YST→REP fares Phone-only fares on this route — call free
Flight time details
7,661 miles nonstop takes roughly 15h 29m gate to gate, flying north. 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
- YST — St. Theresa Point Airport · St. Theresa Point, Canada
- 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 YST
- YIV · Island Lake Airport8 mi away
- YGO · Gods Lake Narrows Airport51 mi away
- YRS · Red Sucker Lake Airport57 mi away
- ZGI · Gods River Airport75 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 YST from REP?
The flight distance from St. Theresa Point (YST) to Siem-reap (REP) is 7,661 miles (12,329 km, 6,657 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from YST to REP?
A nonstop flight takes about 15h 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 St. Theresa Point and Siem-reap?
Siem-reap is 12 hours ahead of St. Theresa Point.
What is the cheapest way to fly from YST to REP?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on YST–REP that never appear on search engines, with no booking fees.