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REP to SEM: distance & flight time
Siem-reap (Siem Reap International Airport) → Selma (Craig Field)
9,196 mi
14,799 km · 7,991 nm
18h 30m
estimated nonstop flight time
-12h
time difference · heading north
See live REP→SEM fares Phone-only fares on this route — call free
Flight time details
9,196 miles nonstop takes roughly 18h 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 set-back when reading arrival times on your ticket.
The two airports
- REP — Siem Reap International Airport · Siem-reap, Cambodia
- SEM — Craig Field · Selma, 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 SEM
Frequently asked questions
How far is REP from SEM?
The flight distance from Siem-reap (REP) to Selma (SEM) is 9,196 miles (14,799 km, 7,991 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from REP to SEM?
A nonstop flight takes about 18h 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 REP to SEM?
Nonstop service on REP–SEM 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 18h 30m nonstop estimate.
What is the time difference between Siem-reap and Selma?
Selma is 12 hours behind Siem-reap.
What is the cheapest way to fly from REP to SEM?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on REP–SEM that never appear on search engines, with no booking fees.
Why are some REP to SEM fares phone-only?
Consolidator contracts let us sell certain REP–SEM 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.