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Phnom Penh

$3,427+ Cheap flights from California 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 7/16. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — PNH
Apr 4 — Apr 111
Sat 4/4
Sat 4/11
1 adult, Economy
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Cheap flight deals from California to Phnom Penh

Cheapest flights from California to Phnom Penh
Explore the most affordable flight options available from California to Phnom Penh. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 5, 2026.

This British Airways deal was found by Cheapflights users on 3/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/163:45 pm
LAX
-
PNH
2 stops52h 15m
British Airways
Thu 7/306:20 pm
PNH
-
LAX
2 stops31h 10m
British Airways
Deal found 3/3$3,427

Find flight deals from California to Phnom Penh

Keep the following information in mind while searching for California to Phnom Penh flight deals. Data was last updated March 5, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$3,427
(British Airways)

Popular in

June

Cheapest in

September

Average price

$818
Provider with most accurate pricing for Los Angeles-Phnom Penh Pochentong flight deals.
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Provider most trusted by Cheapflights users for Los Angeles-Phnom Penh Pochentong flights.
Search Deals
From California to Phnom Penh Pochentong
Search Deals
Highest demand for flights based on searches. 23% potential increase in price ($291 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($44 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
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Cheapflights Fare Finder

 
Customize your flight search to find flights from California to Phnom Penh 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, Cheapflights users made 2,558,603 searches. Data last updated March 5, 2026.
Use the filters below to find and compare flights from California to Phnom Penh that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Los AngelesPhnom Penh

LAX - PNH

LAXPNH

Los Angeles

Thu 7/16

3:45 pm-10:00 am

2 stops52h 15m

Phnom Penh Pochentong

Thu 7/30

6:20 pm-11:30 am

2 stops31h 10m

$3,427

Los AngelesPhnom Penh

LAX - PNH

LAXPNH

Los Angeles

Mon 7/20

4:25 pm-10:00 am

2 stops51h 35m

$6,666

Los AngelesPhnom Penh

LAX - PNH

LAXPNH

Los Angeles

Mon 8/10

8:55 pm-10:00 am

3 stops47h 05m

$6,857

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/2

Sorted by cheapest first

Best time to book a flight from California to Phnom Penh

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

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

Currently, January is the cheapest month in which you can book a flight from California to Phnom Penh (average of $521). Flying from California to Phnom Penh in June is currently the most expensive (average of $861). 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.

Related info for your journey

Find useful and relevant information for your journey from California to Phnom Penh. 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 into for flights to Phnom Penh from California?

    For a flight from California to Phnom Penh, you will be flying into Pochentong. Phnom Penh Pochentong (PNH) is just 5.0 mi from the center of the city.

  • How long is the flight from California to Phnom Penh?

    There are many flights that can get you from California to Phnom Penh in 52h 15m. Fly via British Airways to get the fastest option. The distance between California and Phnom Penh is about 8196 mi.

  • What are the cheapest airlines to fly from California to Phnom Penh one-way?

    One-way options have recently been found by users for as low as $306 on Singapore Airlines. Other airlines that offer cheap prices include Cathay Pacific from $348 and Korean Air from $370 one-way.

  • What are the most popular routes from California to Phnom Penh?

    The most popular flight routes from California to Phnom Penh are Los Angeles - Phnom Penh Pochentong, Santa Rosa Sonoma County - Phnom Penh Pochentong and Las Vegas Harry Reid Intl - Phnom Penh Pochentong.

  • Can I find deals for flights from California to Phnom Penh that include hotel bookings?

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

  • How can I find direct flights from California to Phnom Penh?

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

  • Can I find deals for business class flights from California to Phnom Penh?

    Yes. Cheapflights offers flight deals from California 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.

  • What is the cheapest month to book a flight from California to Phnom Penh?

    Currently, January is the cheapest month in which you can book a flight from California to Phnom Penh (average of $521). Flying from California to Phnom Penh in June is currently the most expensive (average of $861). 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 10 airlines flying from California to Phnom Penh

Discover the top 10 airlines that operate flights from California to Phnom Penh. 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 March 5, 2026.
AirlineCheapestAverageFlexibilityOn-time
China SouthernCheapest$462Average$580FlexibilityNo cancel feeOn-time69%
Singapore AirlinesCheapest$565Average$778FlexibilityNo cancel feeOn-time81%
Philippine AirlinesCheapest$656Average$715FlexibilityNo cancel feeOn-time60%
China EasternCheapest$661Average$818FlexibilityNo cancel feeOn-time62%
Cathay PacificCheapest$707Average$860FlexibilityNo cancel feeOn-time72%
Asiana AirlinesCheapest$707Average$826FlexibilityNo cancel feeOn-time76%
China AirlinesCheapest$717Average$1,227FlexibilityNo cancel feeOn-time70%
Vietnam AirlinesCheapest$736Average$752FlexibilityNo cancel feeOn-time81%
Korean AirCheapest$744Average$854FlexibilityNo cancel feeOn-time81%
EVA AirCheapest$892Average$1,136FlexibilityNo cancel feeOn-time74%

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