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Cheap flights from Los Angeles to Siem Reap from $343

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Los Angeles to Siem Reap departing on 5/6. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Los Angeles to Siem Reap

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
11:55 am - 6:45 pm
LAX
-
SAI
40h 50m
2 stops
Multiple Airlines Logo
9:55 am - 9:55 pm
SAI
-
LAX
26h 00m
2 stops
$751Multiple Airlines
Thu, Mar 19 - Thu, Mar 26
Multiple Airlines Logo
12:30 pm - 9:00 pm
LAX
-
SAI
42h 30m
3 stops
Multiple Airlines Logo
9:40 pm - 10:05 am
SAI
-
LAX
26h 25m
2 stops
$787Multiple Airlines
Thu, Mar 19 - Thu, Mar 26
China Eastern Logo
12:30 pm - 9:00 pm
LAX
-
SAI
42h 30m
3 stops
China Eastern Logo
10:00 pm - 10:05 am
SAI
-
LAX
50h 05m
3 stops
$804China Eastern
Thu, Mar 19 - Thu, Mar 26
Multiple Airlines Logo
11:30 am - 9:00 pm
LAX
-
SAI
42h 30m
2 stops
Multiple Airlines Logo
5:10 pm - 10:05 am
SAI
-
LAX
30h 55m
2 stops
$885Multiple Airlines
Tue, Mar 3 - Tue, Mar 31
Singapore Airlines Logo
2:20 pm - 9:40 am
LAX
-
SAI
29h 20m
2 stops
Singapore Airlines Logo
10:30 am - 10:10 pm
SAI
-
LAX
25h 40m
1 stop
$895Singapore Airlines
Mon, Jul 20 - Tue, Jul 28
Multiple Airlines Logo
12:35 am - 9:00 am
LAX
-
SAI
42h 25m
2 stops
Multiple Airlines Logo
9:40 am - 9:10 pm
SAI
-
LAX
25h 30m
2 stops
$900Multiple Airlines
Thu, Apr 9 - Sat, Apr 18
Multiple Airlines Logo
12:35 am - 9:00 am
LAX
-
SAI
42h 25m
2 stops
Multiple Airlines Logo
9:40 am - 9:10 pm
SAI
-
LAX
25h 30m
2 stops
$940Multiple Airlines
Thu, Apr 9 - Sat, Apr 18
Singapore Airlines Logo
8:55 pm - 9:40 am
LAX
-
SAI
22h 45m
1 stop
Singapore Airlines Logo
10:30 am - 7:10 pm
SAI
-
LAX
22h 40m
1 stop
$966Singapore Airlines
Fri, Jun 5 - Wed, Jun 10
Multiple Airlines Logo
11:30 am - 9:00 pm
LAX
-
SAI
42h 30m
3 stops
Multiple Airlines Logo
5:10 pm - 10:05 am
SAI
-
LAX
30h 55m
2 stops
$976Multiple Airlines
Tue, Mar 3 - Tue, Mar 31
Singapore Airlines Logo
2:20 pm - 9:40 am
LAX
-
SAI
29h 20m
2 stops
Singapore Airlines Logo
10:30 am - 7:10 pm
SAI
-
LAX
22h 40m
1 stop
$979Singapore Airlines
Fri, Jun 5 - Wed, Jun 10

Singapore Airlines flights from Los Angeles to Siem Reap

Our best Singapore Airlines deals on Los Angeles to Siem Reap flight tickets
Singapore Airlines
Apr 11
LAX2:20 pmLos Angeles
29h 20m
2 stops
SAI9:40 amSiem Reap–Angkor Intl
Apr 17
SAI10:30 amSiem Reap–Angkor Intl
22h 40m
1 stop
LAX7:10 pmLos Angeles
$661
Singapore Airlines
Jul 20
LAX2:20 pmLos Angeles
29h 20m
2 stops
SAI9:40 amSiem Reap–Angkor Intl
Jul 28
SAI10:30 amSiem Reap–Angkor Intl
25h 40m
1 stop
LAX10:10 pmLos Angeles
$895
Singapore Airlines
Jun 5
LAX8:55 pmLos Angeles
22h 45m
1 stop
SAI9:40 amSiem Reap–Angkor Intl
Jun 10
SAI10:30 amSiem Reap–Angkor Intl
22h 40m
1 stop
LAX7:10 pmLos Angeles
$966

United Airlines flights from Los Angeles to Siem Reap

Our best United Airlines deals on Los Angeles to Siem Reap flight tickets
United Airlines
Feb 4
LAX7:30 amLos Angeles
35h 20m
2 stops
SAI9:50 amSiem Reap–Angkor Intl
Feb 18
SAI10:45 amSiem Reap–Angkor Intl
46h 03m
2 stops
LAX5:48 pmLos Angeles
$1,069
United Airlines
Feb 4
LAX11:05 amLos Angeles
31h 45m
2 stops
SAI9:50 amSiem Reap–Angkor Intl
Feb 18
SAI10:45 amSiem Reap–Angkor Intl
48h 14m
2 stops
LAX7:59 pmLos Angeles
$1,077
United Airlines
Feb 8
LAX5:20 pmLos Angeles
49h 30m
2 stops
SAI9:50 amSiem Reap–Angkor Intl
Feb 12
SAI4:45 pmSiem Reap–Angkor Intl
31h 16m
2 stops
LAX9:01 amLos Angeles
$1,125

momondo Fare Finder

 
Customize your flight search to find flights from Los Angeles to Siem Reap that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated February 3, 2026.
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

Los AngelesSiem Reap

LAX - SAI

LAXSAI

Los Angeles

Thu 3/19

11:55 am-6:45 pm

2 stops40h 50m

Siem Reap–Angkor Intl

Thu 3/26

9:55 am-9:55 pm

2 stops26h 00m

$751

Los AngelesSiem Reap

LAX - SAI

LAXSAI

Los Angeles

Thu 3/19

12:30 pm-9:00 pm

3 stops42h 30m

Siem Reap–Angkor Intl

Thu 3/26

9:40 pm-10:05 am

2 stops26h 25m

$787

Los AngelesSiem Reap

LAX - SAI

LAXSAI

Los Angeles

Thu 3/19

12:30 pm-9:00 pm

3 stops42h 30m

Siem Reap–Angkor Intl

Thu 3/26

10:00 pm-10:05 am

3 stops50h 05m

$804

Los AngelesSiem Reap

LAX - SAI

LAXSAI

Los Angeles

Tue 3/3

11:30 am-9:00 pm

2 stops42h 30m

Siem Reap–Angkor Intl

Tue 3/31

5:10 pm-10:05 am

2 stops30h 55m

$885

Los AngelesSiem Reap

LAX - SAI

LAXSAI

Los Angeles

Mon 7/20

2:20 pm-9:40 am

2 stops29h 20m

Siem Reap–Angkor Intl

Tue 7/28

10:30 am-10:10 pm

1 stop25h 40m

$895

Los AngelesSiem Reap

LAX - SAI

LAXSAI

Los Angeles

Thu 4/9

12:35 am-9:00 am

2 stops42h 25m

Siem Reap–Angkor Intl

Sat 4/18

9:40 am-9:10 pm

2 stops25h 30m

$900

Los AngelesSiem Reap

LAX - SAI

LAXSAI

Los Angeles

Thu 4/9

12:35 am-9:00 am

2 stops42h 25m

Siem Reap–Angkor Intl

Sat 4/18

9:40 am-9:10 pm

2 stops25h 30m

$940

Los AngelesSiem Reap

LAX - SAI

LAXSAI

Los Angeles

Fri 6/5

8:55 pm-9:40 am

1 stop22h 45m

Siem Reap–Angkor Intl

Wed 6/10

10:30 am-7:10 pm

1 stop22h 40m

$966

Los AngelesSiem Reap

LAX - SAI

LAXSAI

Los Angeles

Tue 3/3

11:30 am-9:00 pm

3 stops42h 30m

Siem Reap–Angkor Intl

Tue 3/31

5:10 pm-10:05 am

2 stops30h 55m

$976

Los AngelesSiem Reap

LAX - SAI

LAXSAI

Los Angeles

Fri 6/5

2:20 pm-9:40 am

2 stops29h 20m

Siem Reap–Angkor Intl

Wed 6/10

10:30 am-7:10 pm

1 stop22h 40m

$979

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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How to get the cheapest flight ticket from Los Angeles to Siem Reap

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Can stopping save me money on Los Angeles to Siem Reap flights?

You could potentially save up to 47% on your flight if you consider stops on a Los Angeles to Siem Reap flight.

When to book flights from Los Angeles to Siem Reap

Are you open to changing your travel dates? Check out the ideal times to fly from Los Angeles to Siem Reap according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Los Angeles to Siem Reap (LAX to SAI) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Los Angeles to Siem Reap

Fastest flight time

22h 45m

Direct flights

None
The fastest flight from Los Angeles to Siem Reap takes 22h 45m
There are no direct flights from Los Angeles to Siem Reap. There are no popular flight routes from Los Angeles to Siem Reap.
Search flight deals

  • 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 45m.

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

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

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

  • How old do you have to be to fly from 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 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?

Best airlines flying from Los Angeles to Siem Reap

Compare and see reviews for airlines that fly from Los Angeles to Siem Reap with momondo
Airline
Rating
Free Cancellation
Price
Singapore AirlinesPriceFrom $771Free CancellationRating
8.2
1,443 reviews
Search Singapore Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Los Angeles to Siem Reap?

It is quick and easy to find Los Angeles to Siem Reap flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Siem Reap that suits you.

Can I find flights from Los Angeles to Siem Reap with flexible booking policies on momondo?

All flight searches from Los Angeles to Siem Reap on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Los Angeles to Siem Reap?

momondo helps you find the best flight between Los Angeles and Siem Reap by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Los Angeles to Siem Reap right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Los Angeles to Siem Reap flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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