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LGA to REP: distance & flight time
New York (La Guardia Airport) → Siem-reap (Siem Reap International Airport)
8,690 mi
13,985 km · 7,551 nm
17h 30m
estimated nonstop flight time
+12h
time difference · heading north
See live LGA→REP fares Phone-only fares on this route — call free
Flight time details
8,690 miles nonstop takes roughly 17h 30m 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
- LGA — La Guardia Airport · New York, 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 LGA
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 LGA from REP?
The flight distance from New York (LGA) to Siem-reap (REP) is 8,690 miles (13,985 km, 7,551 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from LGA to REP?
A nonstop flight takes about 17h 30m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.
Are there nonstop flights from LGA to REP?
Nonstop service on LGA–REP depends on the season and the day of week. Run the fare search on this page with the nonstop filter applied to see current direct options; when there is no nonstop, a single connection through a carrier hub adds roughly 2–4 hours to the 17h 30m nonstop estimate.
What is the time difference between New York and Siem-reap?
Siem-reap is 12 hours ahead of New York.
What is the cheapest way to fly from LGA to REP?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on LGA–REP that never appear on search engines, with no booking fees.
Why are some LGA to REP fares phone-only?
Consolidator contracts let us sell certain LGA–REP tickets below the price airlines permit us to publish online, so those fares can only be quoted over the phone. Call the travel desk and an agent will check phone-only inventory for your dates.