Cheap flights from Los Angeles to Siem Reap from $451

How far is Los Angeles to Siem Reap–Angkor Intl by plane?

The straight-line distance from Los Angeles to Siem Reap–Angkor Intl is 8141.1 mi. By plane, this route typically takes 22h 20m.

When did momondo last update prices for flights from Los Angeles Los Angeles Airport to Siem Reap–Angkor Intl Airport?

Prices for flights from Los Angeles Los Angeles Airport to Siem Reap–Angkor Intl Airport refresh daily.

How many operators does momondo search for flights from Los Angeles Los Angeles Airport to Siem Reap–Angkor Intl Airport?

As of June 2026, there is 1 operator available to choose from for flights from Los Angeles Los Angeles Airport to Siem Reap–Angkor Intl Airport.

How old do you have to be to fly from Los Angeles Los Angeles Airport to Siem Reap–Angkor Intl Airport?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Los Angeles Los Angeles Airport to Siem Reap–Angkor Intl Airport.

What documentation or ID do you need to fly to Siem Reap–Angkor Intl Airport?

The travel and health documents you'll need for your trip to Siem Reap–Angkor Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Siem Reap–Angkor Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

What is the most popular airline from Los Angeles to Siem Reap?

momondo data reveals that the most frequently booked airline on the route from Los Angeles to Siem Reap is Singapore Airlines, representing 100% of all bookings.