Q: How much does it cost to fly round-trip from Los Angeles to Phnom Penh?

Airfare is above average for this route at the moment. Los Angeles to Phnom Penh flights typically cost between $764 and $937 in August. The cheapest round-trip price found within the last 3 days was $2,473 on British Airways (Aug 14-Oct 5).

Question 1

What’s the cheapest layover airport for flights from Los Angeles to Phnom Penh?

Accepted Answer

Singapore (SIN) is the most affordable 1-stop option, with an average round-trip price of $670.

Question 2

How much does it cost to fly round-trip from Los Angeles to Phnom Penh?

Accepted Answer

Airfare is above average for this route at the moment.Los Angeles to Phnom Penh flights typically cost between $764 and $937 in August.
The cheapest round-trip price found within the last 3 days was $2,473 on British Airways (Aug 14-Oct 5).

Question 3

What’s the top layover airport for flights from Los Angeles to Phnom Penh?

Accepted Answer

Taipei City (TPE) – chosen by Cheapflights users on 58% of 1-stop itineraries from Los Angeles to Phnom Penh on Cheapflights.

Question 4

What’s the fastest layover option from Los Angeles to Phnom Penh?

Accepted Answer

Flights via Incheon (ICN) have the shortest average one-way travel time for 1-stop routes: 20h 35m.

Question 5

Which airport typically offers the quickest layover for flights from Los Angeles to Phnom Penh?

Accepted Answer

Flights via Singapore (SIN) offer the fastest connection on this route, with an average layover time of 2h 50m.

Question 6

How long is the flight from Los Angeles to Phnom Penh?

Accepted Answer

Airlines like British Airways fly from Los Angeles to Phnom Penh in about 47h 05m. The time it takes to get you to your destination can typically vary by up to . There are 8196 mi between Los Angeles and Phnom Penh.

Question 7

What are the cheapest airlines flying from Los Angeles to Phnom Penh round-trip?

Accepted Answer

Flying on China Southern is currently your cheapest option to Phnom Penh, with prices starting at $462. Additional round-trip tickets that might be worth considering are offered by Philippine Airlines and Singapore Airlines, with the lowest prices starting at $537 and $650, respectively. China Southern is 52% cheaper than the average price of flights available within the next 90 days to this destination.

Question 8

What are the cheapest airlines to fly from Los Angeles to Phnom Penh one-way?

Accepted Answer

The cheapest airline one-way is Singapore Airlines, with whom users have recently found tickets for as low as $331. However, be on the lookout for offers from Cathay Pacific and Korean Air, as they are both options that can get you from Los Angeles to Phnom Penh for a low price.

Question 9

How far ahead should I book a flight from Los Angeles to Phnom Penh?

Accepted Answer

To ensure you get the cheapest price possible for a flight from Los Angeles to Phnom Penh, you should look to book at least 75 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

Question 10

What is the cheapest month to book a flight from Los Angeles to Phnom Penh?

Accepted Answer

Currently, September is the cheapest month in which you can book a flight from Los Angeles to Phnom Penh (average of $566). Flying from Los Angeles to Phnom Penh in June is currently the most expensive (average of $862). 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.

Question 11

E

Accepted Answer

In terms of precipitation, rainfall in Phnom Penh ranges from 0.0 - 9.8 inches per month. October is typically the wettest month, when rainfall can reach 9.8 in. January is typically the driest time to visit Phnom Penh when rainfall is around 0.0 in.

Question 12

E

Accepted Answer

If weather is an important factor for your trip to Phnom Penh, 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 77.0 F).

Question 13

What are the most popular airlines that fly from Los Angeles to Phnom Penh?

Accepted Answer

The most popular airlines flying from Los Angeles to Phnom Penh are Singapore Airlines, EVA Air and Cathay Pacific. Something to consider prior to booking your flight.

Question 14

Where are the most common layover locations when flying from Los Angeles to Phnom Penh?

Accepted Answer

Most of the time, Los Angeles to Phnom Penh flights that have layovers will stop in Taipei City. Singapore sees the second most layovers for non-direct flights flying from Los Angeles to Phnom Penh.

Question 15

Where are the least popular layover locations for Los Angeles to Phnom Penh flights?

Accepted Answer

Los Angeles to Phnom Penh flights have a layover in Hong Kong the least frequently. Los Angeles to Phnom Penh flights stopping in Seoul are the next rarest.

Question 16

What are some popular things to do or see while on a layover in Taipei City?

Accepted Answer

Most Taipei City visitors opt to spend their time experiencing Taipei 101, Raohe Street Night Market, and Shilin Night Market. Those on a layover in Taipei City interested in visiting Taipei 101, Raohe Street Night Market, or Shilin Night Market can do so by traveling 21.0 mi, 21.6 mi, and 18.3 mi, respectively from Taipei City Taiwan Taoyuan Intl. Those on a layover in Taipei City in need of a rental car can book one at Taipei City Taiwan Taoyuan Intl for about $72.

Question 17

What are some popular points of interest to see during a layover in Singapore?

Accepted Answer

The majority of Singapore visitors spend their time at Sentosa, Universal Studios Singapore, and Merlion. Those on a layover in Singapore interested in visiting Sentosa, Universal Studios Singapore, or Merlion can do so by traveling 13.4 mi, 13.4 mi, and 10.5 mi, respectively from Singapore Changi. Travelers in need of a car in Singapore can rent one for about $93 per day.

Question 18

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

Accepted Answer

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

Question 19

E

Accepted Answer

Most accurate provider: When it comes to deals on Los Angeles-Phnom Penh flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Los Angeles-Phnom Penh flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Los Angeles-Phnom Penh flight searches over the past month and is updated monthly.

Question 20

E

Accepted Answer

Most trusted provider: When it comes to deals on Los Angeles-Phnom Penh flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Los Angeles-Phnom Penh flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Question 21

Can I find deals for flights from Los Angeles to Phnom Penh that include hotel bookings?

Accepted Answer

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

Question 22

How can I find direct flights from Los Angeles to Phnom Penh?

Accepted Answer

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

Question 23

Can I find deals for business class flights from Los Angeles to Phnom Penh?

Accepted Answer

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

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars
Round-trip from	$2,473 (CheapOair)
Popular in	June
Cheapest in	February
Average price	$815

Provider	Price Accuracy	Trust Score*
Expedia	Price Accuracy1 star	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust Score*3 stars
AranGrant	Price Accuracy2 stars	Trust Score*2 stars
Ovago	Price Accuracy2 stars	Trust Score*3 stars
Cheapfaremart	Price Accuracy-	Trust Score*1 star
oojo	Price Accuracy3 stars	Trust Score*3 stars
Justfly.com	Price Accuracy3 stars	Trust Score*3 stars
CheapOair	Price Accuracy3 stars	Trust Score*3 stars
Gurufare	Price Accuracy3 stars	Trust Score*3 stars
Gotogate	Price Accuracy2 stars	Trust Score*3 stars

Airline	Cheapest	Average	Flexibility	On-time
China Southern	Cheapest$462	Average$580	FlexibilityNo cancel fee	On-time69%
Philippine Airlines	Cheapest$537	Average$715	FlexibilityNo cancel fee	On-time60%
Singapore Airlines	Cheapest$650	Average$846	FlexibilityNo cancel fee	On-time81%
China Eastern	Cheapest$661	Average$936	FlexibilityNo cancel fee	On-time62%
Asiana Airlines	Cheapest$707	Average$765	FlexibilityNo cancel fee	On-time76%
Cathay Pacific	Cheapest$712	Average$913	FlexibilityNo cancel fee	On-time72%
Korean Air	Cheapest$750	Average$914	FlexibilityNo cancel fee	On-time81%
China Airlines	Cheapest$824	Average$1,261	FlexibilityNo cancel fee	On-time70%
EVA Air	Cheapest$900	Average$1,298	FlexibilityNo cancel fee	On-time74%

$2,473+ Cheap flights from Los Angeles (LAX) to Phnom Penh (PNH)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/14. 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 Phnom Penh

Cheapest flights from Los Angeles to Phnom PenhExplore the most affordable flight options available from Los Angeles to Phnom Penh. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 10, 2026.

Explore the most affordable flight options available from Los Angeles to Phnom Penh. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 10, 2026.

Best flights from Los Angeles to Phnom PenhDiscover carefully curated flight deals from Los Angeles to Phnom Penh that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated March 10, 2026.

Discover carefully curated flight deals from Los Angeles to Phnom Penh that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated March 10, 2026.

One-way flights from Los Angeles to Phnom PenhSearch for one-way flight options from Los Angeles to Phnom Penh. Find affordable one-way fares based on user searches. Data last updated March 10, 2026.

Search for one-way flight options from Los Angeles to Phnom Penh. Find affordable one-way fares based on user searches. Data last updated March 10, 2026.

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Best time to book a flight from Los Angeles to Phnom Penh

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

Cheapflights Insights

Everything you need to know about your flight from Los Angeles to Phnom Penh

How far ahead should I book a flight from Los Angeles to Phnom Penh?

What is the cheapest month to book a flight from Los Angeles to Phnom Penh?

How much does it cost to fly round-trip from Los Angeles to Phnom Penh?

What’s the top layover airport for flights from Los Angeles to Phnom Penh?

What’s the cheapest layover airport for flights from Los Angeles to Phnom Penh?

What’s the fastest layover option from Los Angeles to Phnom Penh?

Which airport typically offers the quickest layover for flights from Los Angeles to Phnom Penh?

Reviews of airlines servicing Phnom Penh

See what other customers who have flown with EVA Air,China Airlines, andSingapore Airlines from Los Angeles to Phnom Penh have to say. 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

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

How long is the flight from Los Angeles to Phnom Penh?

What are the cheapest airlines flying from Los Angeles to Phnom Penh round-trip?

What are the cheapest airlines to fly from Los Angeles to Phnom Penh one-way?

Where are the most common layover locations when flying from Los Angeles to Phnom Penh?

What are some popular things to do or see while on a layover in Taipei City?

What are some popular points of interest to see during a layover in Singapore?

Where are the least popular layover locations for Los Angeles to Phnom Penh flights?

Can I find deals for flights from Los Angeles to Phnom Penh that include hotel bookings?

How can I find direct flights from Los Angeles to Phnom Penh?

Can I find deals for business class flights from Los Angeles to Phnom Penh?

What is the cheapest month to book a flight from Los Angeles to Phnom Penh?

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Alternative routes for Los Angeles to Phnom Penh

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Complete your trip

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Los Angeles and Phnom Penh flights

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Other flights to Phnom Penh

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Cheapest flights from Los Angeles to Phnom Penh
Explore the most affordable flight options available from Los Angeles to Phnom Penh. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 10, 2026.

Best flights from Los Angeles to Phnom Penh
Discover carefully curated flight deals from Los Angeles to Phnom Penh that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated March 10, 2026.

One-way flights from Los Angeles to Phnom Penh
Search for one-way flight options from Los Angeles to Phnom Penh. Find affordable one-way fares based on user searches. Data last updated March 10, 2026.