How long is the flight from Los Angeles to Region of Siem Reap?

Airlines like Singapore Airlines fly from Los Angeles to Region of Siem Reap in about 26h 55m. The time it takes to get you to your destination can typically vary by up to . There are 8126 mi between Los Angeles and Region of Siem Reap.

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.

$455+ Cheap Flights from Los Angeles to Siem Reap

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Cheap flight deals from Los Angeles to Siem Reap

Cheapest

Best

Last-minute

One-way

Cheapest flights from Los Angeles to Siem Reap
Explore the most affordable flight options available from Los Angeles to Siem Reap. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 12, 2026.

Tue 8/2512:30 pm -

3 stops65h 40m

Sat 8/299:50 pm -

2 stops26h 15m

Deal found 8/11

$829

Wed 8/1912:30 pm -

2 stops41h 40m

Sat 8/296:30 pm -

2 stops29h 35m

Deal found 8/7

$865

Wed 9/91:20 pm -

2 stops29h 40m

Wed 9/169:40 am -

2 stops20h 50m

Deal found 8/10

$898

Fri 10/212:25 pm -

2 stops30h 35m

Tue 10/279:55 am -

2 stops21h 25m

Deal found 8/11

$955

Mon 11/211:30 am -

2 stops30h 40m

Sat 11/1410:00 pm -

2 stops50h 05m

Deal found 8/7

$957

Tue 11/2410:05 pm -

1 stop26h 55m

Sun 12/610:45 am -

1 stop24h 10m

Deal found 8/11

$989

Mon 8/101:10 pm -

2 stops38h 00m

Thu 9/107:10 pm -

2 stops34h 00m

Deal found 8/7

$1,017

Wed 9/912:30 pm -

3 stops41h 40m

Wed 9/169:10 pm -

2 stops26h 55m

Deal found 8/10

$1,027

Best flights from Los Angeles to Siem Reap
Discover carefully curated flight deals from Los Angeles to Siem Reap that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 12, 2026.

Tue 11/2410:05 pm -

1 stop26h 55m

Sun 12/610:45 am -

1 stop24h 10m

Deal found 8/9

$989

Tue 8/2511:55 pm -

1 stop29h 00m

Sat 8/297:35 pm -

1 stop38h 45m

Deal found 8/9

$1,109

Tue 11/2411:00 pm -

3 stops50h 10m

Sun 12/67:25 pm -

2 stops26h 35m

Deal found 8/9

$1,177

Mon 8/2412:05 am -

1 stop25h 05m

Sat 8/2910:30 am -

1 stop25h 40m

Deal found 8/8

$1,332

Sun 2/77:50 pm -

1 stop23h 05m

Thu 2/2510:45 am -

1 stop24h 10m

Deal found 8/8

$1,345

Sun 1/107:50 pm -

1 stop23h 05m

Wed 3/3110:30 am -

1 stop25h 20m

Deal found 8/10

$1,345

Tue 1/510:05 pm -

1 stop26h 55m

Fri 4/910:30 am -

1 stop25h 20m

Deal found 8/10

$1,347

Sat 2/610:05 pm -

1 stop26h 55m

Fri 2/2610:45 am -

1 stop22h 25m

Deal found 8/8

$1,395

Wed 1/612:25 pm -

2 stops36h 35m

Sat 4/1010:30 am -

1 stop25h 20m

Deal found 8/10

$1,529

Sat 1/912:25 pm -

2 stops60h 35m

Sat 4/1010:30 am -

1 stop25h 20m

Deal found 8/10

$1,586

Tue 12/2210:05 pm -

1 stop26h 55m

Fri 4/910:30 am -

1 stop25h 20m

Deal found 8/11

$1,848

Last-minute flights from Los Angeles to Siem Reap
Discover last-minute flight deals from Los Angeles to Siem Reap. Data last updated August 12, 2026 and is based on user searches.

Wed 8/1210:55 am -

2 stops40h 15m

Sat 9/127:10 pm -

2 stops37h 35m

Deal found 8/6

$1,017

Thu 8/131:10 pm -

2 stops38h 00m

Sun 9/137:10 pm -

2 stops29h 50m

Deal found 8/6

$1,046

Wed 8/1912:30 pm -

2 stops41h 40m

Sat 8/296:30 pm -

2 stops29h 35m

Deal found 8/7

$865

Tue 8/2512:30 pm -

3 stops65h 40m

Sat 8/299:50 pm -

2 stops26h 15m

Deal found 8/11

$829

Thu 8/271:10 pm -

2 stops38h 00m

Wed 9/167:35 pm -

2 stops29h 25m

Deal found 8/10

$1,048

Sun 9/64:50 pm -

2 stops26h 10m

Sat 9/129:40 am -

2 stops23h 05m

Deal found 8/8

$1,028

Wed 9/91:20 pm -

2 stops29h 40m

Wed 9/169:40 am -

2 stops20h 50m

Deal found 8/10

$898

Wed 9/912:30 pm -

3 stops41h 40m

Wed 9/169:10 pm -

2 stops26h 55m

Deal found 8/10

$1,027

One-way flights from Los Angeles to Siem Reap
Search for one-way flight options from Los Angeles to Siem Reap. Find affordable one-way fares based on user searches. Data last updated August 12, 2026.

Wed 8/1912:30 pm -

2 stops41h 40m

Deal found 8/11

$455

Tue 9/2212:30 pm -

2 stops65h 40m

Deal found 8/10

$457

Tue 11/1710:35 pm -

2 stops29h 10m

Deal found 8/11

$478

Sun 9/2011:55 pm -

2 stops44h 55m

Deal found 8/10

$489

Mon 9/2112:30 pm -

2 stops41h 40m

Deal found 8/10

$492

Wed 8/261:25 am -

2 stops27h 30m

Deal found 8/11

$495

Mon 8/1712:25 am -

2 stops23h 30m

Deal found 8/11

$506

Sun 8/163:55 pm -

2 stops36h 10m

Deal found 8/10

$509

Mon 2/111:30 am -

2 stops30h 45m

Deal found 8/8

$511

Thu 8/271:10 pm -

2 stops38h 00m

Deal found 8/10

$516

Wed 9/238:21 pm -

2 stops23h 19m

Deal found 8/10

$517

Sun 8/1612:30 pm -

3 stops65h 40m

Deal found 8/10

$527

Find flight deals from Los Angeles to Siem Reap

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars
Round-trip from	$829 (oojo)
One-way from	$455 (oojo)
Popular in	December
Cheapest in	August
Average price	$631

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

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Provider most trusted by Cheapflights users for Los Angeles-Siem Reap–Angkor Intl flights.

Search Deals

From Los Angeles to Siem Reap

Search Deals

One-way flight from Los Angeles to Siem Reap

Search Deals

Highest demand for flights based on searches. 20% potential increase in price ($286 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 7% potential price decrease ($78 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in August 2026

Search Deals

Cheapflights Fare Finder

Use the filters below to find and compare flights from Los Angeles to Siem Reap that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Los AngelesSiem Reap

LAX Los Angeles - SAI Siem Reap–Angkor Intl

LAXSAI

Los Angeles

Tue 11/24

10:05 pm-4:00 pm

1 stop26h 55m

Siem Reap–Angkor Intl

Sun 12/6

10:45 am-7:55 pm

1 stop24h 10m

$989

Los AngelesSiem Reap

LAX Los Angeles - SAI Siem Reap–Angkor Intl

LAXSAI

Los Angeles

Tue 8/25

11:55 pm-6:55 pm

1 stop29h 00m

Siem Reap–Angkor Intl

Sat 8/29

7:35 pm-8:20 pm

1 stop38h 45m

$1,109

Los AngelesSiem Reap

LAX Los Angeles - SAI Siem Reap–Angkor Intl

LAXSAI

Los Angeles

Tue 11/24

11:00 pm-4:10 pm

3 stops50h 10m

Siem Reap–Angkor Intl

Sun 12/6

7:25 pm-7:00 am

2 stops26h 35m

$1,177

Los AngelesSiem Reap

LAX Los Angeles - SAI Siem Reap–Angkor Intl

LAXSAI

Los Angeles

Mon 8/24

12:05 am-3:10 pm

1 stop25h 05m

Siem Reap–Angkor Intl

Sat 8/29

10:30 am-10:10 pm

1 stop25h 40m

$1,332

Quickest round-trip

Los AngelesSiem Reap

LAX Los Angeles - SAI Siem Reap–Angkor Intl

LAXSAI

Los Angeles

Sun 2/7

7:50 pm-9:55 am

1 stop23h 05m

Siem Reap–Angkor Intl

Thu 2/25

10:45 am-7:55 pm

1 stop24h 10m

$1,345

Los AngelesSiem Reap

LAX Los Angeles - SAI Siem Reap–Angkor Intl

LAXSAI

Los Angeles

Sun 1/10

7:50 pm-9:55 am

1 stop23h 05m

Siem Reap–Angkor Intl

Wed 3/31

10:30 am-9:50 pm

1 stop25h 20m

$1,345

Los AngelesSiem Reap

LAX Los Angeles - SAI Siem Reap–Angkor Intl

LAXSAI

Los Angeles

Tue 1/5

10:05 pm-4:00 pm

1 stop26h 55m

Siem Reap–Angkor Intl

Fri 4/9

10:30 am-9:50 pm

1 stop25h 20m

$1,347

Los AngelesSiem Reap

LAX Los Angeles - SAI Siem Reap–Angkor Intl

LAXSAI

Los Angeles

Sat 2/6

10:05 pm-4:00 pm

1 stop26h 55m

Siem Reap–Angkor Intl

Fri 2/26

10:45 am-6:10 pm

1 stop22h 25m

$1,395

Los AngelesSiem Reap

LAX Los Angeles - SAI Siem Reap–Angkor Intl

LAXSAI

Los Angeles

Wed 1/6

12:25 pm-4:00 pm

2 stops36h 35m

Siem Reap–Angkor Intl

Sat 4/10

10:30 am-9:50 pm

1 stop25h 20m

$1,529

Los AngelesSiem Reap

LAX Los Angeles - SAI Siem Reap–Angkor Intl

LAXSAI

Los Angeles

Sat 1/9

12:25 pm-4:00 pm

2 stops60h 35m

Siem Reap–Angkor Intl

Sat 4/10

10:30 am-9:50 pm

1 stop25h 20m

$1,586

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/10

Showing 1-10 of 20 resultsSorted by cheapest first

Best time to book a flight from Los Angeles to Siem Reap

Have a flexible travel schedule? Discover the best time to fly to Siem Reap from Los Angeles with our price prediction graph.

LAX-SAI

Estimated round-trip price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

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

LAX-KHSI

LAX-SAI

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 $1,971). 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 above average for this route at the moment.

Los Angeles to Region of Siem Reap flights typically cost between $627 and $679 in August.
The cheapest round-trip price found within the last 5 days was $829 on Multiple Airlines (Aug 25-Aug 29).

Reviews of airlines servicing Siem Reap

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

8.2

Very good

1,584 reviews

Reviews

1 / 20

2.0

Mediocre

Ketan,Nov 2024

SEA - SIN

Sin to amd was not good flight. Food was bad. It was like few days old.

Singapore Airlines

8.2

Very good

1,584 reviews

Singapore Airlines

8.2

Very good

1,584 reviews

Reviews

1 / 20

2.0

Mediocre

Ketan,Nov 2024

SEA - SIN

Sin to amd was not good flight. Food was bad. It was like few days old.

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.
How long is the flight from Los Angeles to Region of Siem Reap?
Airlines like Singapore Airlines fly from Los Angeles to Region of Siem Reap in about 26h 55m. The time it takes to get you to your destination can typically vary by up to . There are 8126 mi between Los Angeles and Region of Siem Reap.
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 $1,971). 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.

See more FAQs

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Top airline flying from Los Angeles to Siem Reap

Airline	Cheapest	Average	Flexibility	On-time
Singapore Airlines	Cheapest$511	Average$972	FlexibilityNo cancel fee	On-time81%

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$455+ Cheap flights from Los Angeles (LAX) to Siem Reap

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/19. Fares are subject to change and may not be available on all flights or dates of travel.

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Cheap flight deals from Los Angeles to Siem Reap

Cheapest flights from Los Angeles to Siem ReapExplore the most affordable flight options available from Los Angeles to Siem Reap. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 12, 2026.

Explore the most affordable flight options available from Los Angeles to Siem Reap. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 12, 2026.

Best flights from Los Angeles to Siem ReapDiscover carefully curated flight deals from Los Angeles to Siem Reap that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 12, 2026.

Discover carefully curated flight deals from Los Angeles to Siem Reap that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 12, 2026.

Last-minute flights from Los Angeles to Siem ReapDiscover last-minute flight deals from Los Angeles to Siem Reap. Data last updated August 12, 2026 and is based on user searches.

Discover last-minute flight deals from Los Angeles to Siem Reap. Data last updated August 12, 2026 and is based on user searches.

One-way flights from Los Angeles to Siem ReapSearch for one-way flight options from Los Angeles to Siem Reap. Find affordable one-way fares based on user searches. Data last updated August 12, 2026.

Search for one-way flight options from Los Angeles to Siem Reap. Find affordable one-way fares based on user searches. Data last updated August 12, 2026.

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Round-trip from

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Popular in

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Cheapflights Fare Finder

Use the filters below to find and compare flights from Los Angeles to Siem Reap that are best for you.

Best time to book a flight from Los Angeles to Siem Reap

Have a flexible travel schedule? Discover the best time to fly to Siem Reap from Los Angeles with our price prediction graph.

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 above average for this route at the moment.

Los Angeles to Region of Siem Reap flights typically cost between $627 and $679 in August.The cheapest round-trip price found within the last 5 days was $829 on Multiple Airlines (Aug 25-Aug 29).

Reviews of airlines servicing Siem Reap

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.

Related info for your journey

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

How long is the flight from Los Angeles to Region of 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 August 12, 2026.

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Check out other popular destinations found by fellow travelers in 2026

Top airline flying from Los Angeles to Siem Reap

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Cheapest flights from Los Angeles to Siem Reap
Explore the most affordable flight options available from Los Angeles to Siem Reap. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 12, 2026.

Best flights from Los Angeles to Siem Reap
Discover carefully curated flight deals from Los Angeles to Siem Reap that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 12, 2026.

Last-minute flights from Los Angeles to Siem Reap
Discover last-minute flight deals from Los Angeles to Siem Reap. Data last updated August 12, 2026 and is based on user searches.

One-way flights from Los Angeles to Siem Reap
Search for one-way flight options from Los Angeles to Siem Reap. Find affordable one-way fares based on user searches. Data last updated August 12, 2026.

Los Angeles to Region of Siem Reap flights typically cost between $627 and $679 in August.
The cheapest round-trip price found within the last 5 days was $829 on Multiple Airlines (Aug 25-Aug 29).