HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Siem Reap

Cheap flights from Los Angeles (LAX) to Siem Reap

LAX — SAI
Nov 15 — Nov 221
Sat 11/15
Sat 11/22
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Los Angeles to Siem Reap with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Los Angeles to Siem Reap

Keep the following information in mind while searching for Los Angeles to Siem Reap flight deals. Data was last updated October 16, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Popular in

June

Cheapest in

November

Average price

$976
Provider with most accurate pricing for Los Angeles-Siem Reap–Angkor Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Los Angeles-Siem Reap–Angkor Intl flights.
Search Deals
Highest demand for flights based on searches. 14% potential increase in price ($178 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($32 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
Search Deals

Cheapflights Insights

Everything you need to know about your flight from Los Angeles to Siem Reap

What is the cheapest time of day to fly from LAX to SI?

Find hourly flight availability from Los Angeles to Siem Reap. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 16, 2025.

Unlike at noon, when flights are generally more expensive, you can save up to 55% on flights from Los Angeles to Region of Siem Reap by exploring options for tickets in the morning.

Reviews of airlines servicing Siem Reap

Get insights into the airlines that provide service to Siem Reap. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Siem Reap. Reviews last updated October 16, 2025.
Get a feel of what it's like to fly with Singapore Airlines from Los Angeles to Siem Reap by reading reviews from past customers. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Singapore Airlines
8.1
Very good
1,382 reviews

Comfort

8.0

Entertainment

8.0

Overall

8.1

Crew

8.6

Boarding

8.2

Food

7.7

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

DAD - SIN

Person in front laid back his seat. I’m quite tall found it difficult to sit straight lucky seat next to me was empty was able to stretch my legs. Eating my meal was difficult also as seat remained lowered
Singapore Airlines
8.1
Very good
1,382 reviews
Singapore Airlines
8.1
Very good
1,382 reviews

Comfort

8.0

Entertainment

8.0

Overall

8.1

Crew

8.6

Boarding

8.2

Food

7.7

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

DAD - SIN

Person in front laid back his seat. I’m quite tall found it difficult to sit straight lucky seat next to me was empty was able to stretch my legs. Eating my meal was difficult also as seat remained lowered

Related info for your journey

Find useful and relevant information for your journey from Los Angeles to Siem Reap. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Los Angeles to Siem Reap?

    For a flight from Los Angeles to Siem Reap, you will be flying from Los Angeles. Los Angeles (LAX) is just 9.4 mi from the center of the city.

  • Can I find deals for flights from Los Angeles to Siem Reap that include hotel bookings?

    Yes. In addition to deals on Los Angeles to Siem Reap flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Los Angeles to Siem Reap?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Los Angeles to Siem Reap.

  • Can I find deals for business class flights from Los Angeles to Siem Reap?

    Yes. Cheapflights offers flight deals from Los Angeles to Siem Reap by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top airline flying from Los Angeles to Siem Reap

Discover the top airline that operate flights from Los Angeles to Siem Reap. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated October 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
Singapore AirlinesCheapest$755Average$984FlexibilityNo cancel feeOn-time81%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.