In terms of precipitation, rainfall in Region of Siem Reap ranges from 0.0 - 10.2 inches per month. September is typically the wettest month, when rainfall can reach 10.2 in. January is typically the driest time to visit Region of Siem Reap when rainfall is around 0.0 in.

If weather is an important factor for your trip to Region of Siem Reap, use this chart to help with planning. For those seeking warmer temperatures, April is the ideal time of year to visit, when temperatures reach an average of 84.2 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 75.2 F).

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

When flying from Los Angeles to Region of Siem Reap, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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.

Find Cheap Flights from Los Angeles to Siem Reap

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Find flight deals from Los Angeles to Siem Reap

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars
Popular in	December
Cheapest in	August
Average price	$1,203

Provider with most accurate pricing for Los Angeles-Siem Reap–Angkor Intl flight deals.

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Highest demand for flights based on searches. 18% potential increase in price ($256 potential increase over avg. RT price).

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Cheapest flight prices on average. 7% potential price decrease ($76 potential savings vs. average RT price).

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Average for round-trip flights in October 2026

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

What is the cheapest month to book a flight from Los Angeles to Region of Siem Reap?

Currently, August is the cheapest month in which you can book a flight from Los Angeles to Region of Siem Reap (average of $631). Flying from Los Angeles to Region of Siem Reap in December is currently the most expensive (average of $1,965). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

How much does it cost to fly round-trip from Los Angeles to Region of Siem Reap?

Airfare is below average for this route at the moment.

Los Angeles to Region of Siem Reap flights typically cost between $965 and $1,203 in November.
The cheapest round-trip price found within the last 5 days was $769 on China Eastern (Nov 17-Dec 10).

Reviews of airlines servicing Siem Reap

Get a feel of what it's like to fly with Singapore Airlines and China Eastern 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

8.2

Very good

1,619 reviews

Reviews

1 / 20

10.0

Excellent

Judith,Sep 2026

SFO - SIN

Great except for giving me a dinner with rice in it that I didn’t order.

Singapore Airlines

8.2

Very good

1,619 reviews

Singapore Airlines

8.2

Very good

1,619 reviews

Reviews

1 / 20

10.0

Excellent

Judith,Sep 2026

SFO - SIN

Great except for giving me a dinner with rice in it that I didn’t order.

China Eastern

7.3

Good

244 reviews

Singapore Airlines

8.2

Very good

1,619 reviews

Reviews

1 / 20

10.0

Excellent

Judith,Sep 2026

SFO - SIN

Great except for giving me a dinner with rice in it that I didn’t order.

Related info for your journey

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.
What is the cheapest month to book a flight from Los Angeles to Region of Siem Reap?
Currently, August is the cheapest month in which you can book a flight from Los Angeles to Region of Siem Reap (average of $631). Flying from Los Angeles to Region of Siem Reap in December is currently the most expensive (average of $1,965). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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Top 2 airlines flying from Los Angeles to Siem Reap

Airline	Cheapest	Average	Flexibility	On-time
Singapore Airlines	Cheapest$511	Average$1,069	FlexibilityNo cancel fee	On-time81%
China Eastern	Cheapest$677	Average$784	FlexibilityNo cancel fee	On-time62%

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Find cheap flights from Los Angeles to Siem Reap with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Find flight deals from Los Angeles to Siem Reap

Most accurate provider

Most trusted provider

Popular in

Cheapest in

Average price

Cheapflights Insights

What is the cheapest month to book a flight from Los Angeles to Region of Siem Reap?

How much does it cost to fly round-trip from Los Angeles to Region of Siem Reap?

Airfare is below average for this route at the moment.

Los Angeles to Region of Siem Reap flights typically cost between $965 and $1,203 in November.
The cheapest round-trip price found within the last 5 days was $769 on China Eastern (Nov 17-Dec 10).

Reviews of airlines servicing Siem Reap

Get a feel of what it's like to fly with Singapore Airlines and China Eastern 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.

Related info for your journey

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

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

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

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

What is the cheapest month to book a flight from Los Angeles to Region of Siem Reap?

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.

Alternative routes for Los Angeles to Siem Reap

See prices for flight routes from nearby airports that may be better suited for you.

Complete your trip

Complete your trip to Siem Reap by adding a car rental and/or hotel reservation to your travel itinerary.

Search flights from Los Angeles to Siem Reap by cabin class

Find flights from Los Angeles to Siem Reap, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Los Angeles and Siem Reap flights

Browse other Los Angeles and Siem Reap flight options. Last updated on October 3, 2026.

Popular flight searches

Check out other popular destinations found by fellow travelers in 2026

Top 2 airlines flying from Los Angeles to Siem Reap

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Cheap flights from Los Angeles (LAX) to Siem Reap

Find cheap flights from Los Angeles to Siem Reap with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Find flight deals from Los Angeles to Siem Reap

Most accurate provider

Most trusted provider

Popular in

Cheapest in

Average price

Cheapflights Insights

What is the cheapest month to book a flight from Los Angeles to Region of Siem Reap?

How much does it cost to fly round-trip from Los Angeles to Region of Siem Reap?

Airfare is below average for this route at the moment.

Los Angeles to Region of Siem Reap flights typically cost between $965 and $1,203 in November.The cheapest round-trip price found within the last 5 days was $769 on China Eastern (Nov 17-Dec 10).

Reviews of airlines servicing Siem Reap

Get a feel of what it's like to fly with Singapore Airlines and China Eastern 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.

Related info for your journey

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

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

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

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

What is the cheapest month to book a flight from Los Angeles to Region of Siem Reap?

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.

Alternative routes for Los Angeles to Siem Reap

See prices for flight routes from nearby airports that may be better suited for you.

Complete your trip

Complete your trip to Siem Reap by adding a car rental and/or hotel reservation to your travel itinerary.

Search flights from Los Angeles to Siem Reap by cabin class

Find flights from Los Angeles to Siem Reap, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Los Angeles and Siem Reap flights

Browse other Los Angeles and Siem Reap flight options. Last updated on October 3, 2026.

Popular flight searches

Check out other popular destinations found by fellow travelers in 2026

Top 2 airlines flying from Los Angeles to Siem Reap

100% Free

Book with Flexibility

Travel Smart

Los Angeles to Region of Siem Reap flights typically cost between $965 and $1,203 in November.
The cheapest round-trip price found within the last 5 days was $769 on China Eastern (Nov 17-Dec 10).