Cheap Flights from Las Vegas to Siem Reap
No deal from Las Vegas to Siem Reap has cleared our price bar yet. What we have seen on the route is below.
Across 4 months of observations from Las Vegas to Siem Reap, the lowest round-trip fare we recorded was $1088, in October. The typical fare was $1166. October was the cheapest month we saw and July the dearest.
The most recent price we saw on this route was $1088 on American, Cathay Pacific, and Bangkok Airways, seen Oct 28. It is an unverified observation and may have changed.
See every deal <a href="/from/las-vegas">from Las Vegas</a>, <a href="/to/siem-reap">to Siem Reap</a>, or the return direction <a href="/from/siem-reap/to/las-vegas">Siem Reap to Las Vegas</a>.
Latest price we saw: Las Vegas to Siem Reap
The most recent round-trip fare our sweep found on this route. It is not verified and may have changed since the date shown.
| From | Price | Per mile | Travel dates | Airline | Seen | Check price |
|---|---|---|---|---|---|---|
| Las Vegas (LAS) to Siem Reap (SAI) | $1088 | 6.7¢ | Nov 2 – Nov 9 | American, Cathay Pacific, and Bangkok Airways | Oct 28 | Check price |
Price history: Las Vegas to Siem Reap
What we observed by month, from our signals database. Unverified observations, not bookable prices.
| Month | Low | Typical | Sightings |
|---|---|---|---|
| Oct 2026 | $1088 | $1158 | 36 |
| Sep 2026 | $1088 | $1133 | 36 |
| Aug 2026 | $1088 | $1200 | 50 |
| Jul 2026 | $1173 | $1173 | 2 |
Frequently asked questions
How many flight deals from Las Vegas to Siem Reap are on Sparkflights right now?
There are 0 verified deals from Las Vegas to Siem Reap on the board right now. The list refreshes hourly.
What is the lowest price ever seen from Las Vegas to Siem Reap?
The lowest fare we've recorded from Las Vegas to Siem Reap is $1088, based on 124 price observations over 4 months.
How much does a flight from Las Vegas to Siem Reap cost?
The typical round-trip fare we observed from Las Vegas to Siem Reap is $1166, against a recorded low of $1088. These are observations, not quotes.
When is the cheapest month to fly Las Vegas to Siem Reap?
October was the cheapest month we observed from Las Vegas to Siem Reap and July the dearest, over 4 months of data.
What is the current price from Las Vegas to Siem Reap?
The most recent fare our sweep saw from Las Vegas to Siem Reap is $1088, on Oct 28. It is an unverified observation rather than a verified deal, so check it before booking.