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Phnom Penh

$369+ Cheap flights from California to Phnom Penh (PNH)

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 7/30. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — PNH
Apr 5 — Apr 121
Sat 4/5
Sat 4/12
1 adult, Economy
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Cheap 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 31, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$736
(oojo)

One-way from

$369
(Justfly.com)

Popular in

June

Cheapest in

February

Average price

$911
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.
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From California to Phnom Penh Pochentong
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One-way flight from California to Phnom Penh Pochentong
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Highest demand for flights based on searches. 21% potential increase in price ($305 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($42 potential savings vs. average RT price).
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Average for round-trip flights in March 2025
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Find 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 31, 2025.

This oojo deal was found by Cheapflights users on 3/30. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/2412:10 pmLAX - PNH
1 stop20h 45mAsiana Airlines
Thu 5/2911:55 pmPNH - LAX
1 stop23h 55mAsiana Airlines
Deal found 3/30$736
This SmartFares deal was found by Cheapflights users on 3/30. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/910:50 amLAX - PNH
1 stop20h 35mKorean Air
Wed 12/2411:45 pmPNH - LAX
1 stop23h 45mKorean Air
Deal found 3/30$741
This oojo deal was found by Cheapflights users on 3/31. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/2310:50 pmSFO - PNH
1 stop24h 05mVietnam Airlines
Sat 5/107:05 amPNH - SFO
1 stop25h 35mVietnam Airlines
Deal found 3/31$744
This FlightHub deal was found by Cheapflights users on 3/30. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/2412:30 pmLAX - PNH
2 stops33h 05mChina Eastern
Thu 5/2912:40 pmPNH - LAX
3 stops35h 25mChina Eastern
Deal found 3/30$746
This Gurufare deal was found by Cheapflights users on 3/30. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/302:20 pmLAX - PNH
2 stops37h 20mSingapore Airlines
Tue 10/287:45 pmPNH - LAX
1 stop37h 15mSingapore Airlines
Deal found 3/30$749
This KAYAK deal was found by Cheapflights users on 3/31. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/2311:00 pmSFO - PNH
1 stop34h 15mPhilippine Airlines
Fri 2/201:15 amPNH - SFO
1 stop33h 30mPhilippine Airlines
Deal found 3/31$751
This oojo deal was found by Cheapflights users on 3/30. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/112:25 pmLAX - PNH
1 stop31h 50mCathay Pacific
Thu 5/2911:25 amPNH - LAX
1 stop19h 00mCathay Pacific
Deal found 3/30$758
This Singapore Airlines deal was found by Cheapflights users on 3/30. 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 Singapore Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/711:30 amSFO - PNH
1 stop35h 40mSingapore Airlines
Mon 9/152:05 pmPNH - SFO
1 stop33h 35mSingapore Airlines
Deal found 3/30$761
This oojo deal was found by Cheapflights users on 3/30. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/912:40 pmSFO - PNH
1 stop19h 30mKorean Air
Tue 5/611:30 pmPNH - SFO
1 stop25h 10mKorean Air
Deal found 3/30$766
This StudentUniverse deal was found by Cheapflights users on 3/31. 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 StudentUniverse is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/2212:20 amSFO - PNH
1 stop19h 55mCathay Pacific
Sun 5/116:30 pmPNH - SFO
1 stop18h 10mCathay Pacific
Deal found 3/31$775
This FlightHub deal was found by Cheapflights users on 3/30. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/111:25 pmLAX - PNH
1 stop33h 40mAir China
Sun 10/1912:20 amPNH - LAX
1 stop33h 50mAir China
Deal found 3/30$794
This Kiwi.com deal was found by Cheapflights users on 3/31. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/2310:50 pmSFO - PNH
1 stop24h 05mMultiple Airlines
Sun 5/1112:20 pmPNH - SFO
2 stops46h 07mMultiple Airlines
Deal found 3/31$836

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 31, 2025.
Use the filters below to find and compare flights from California to Phnom Penh that are best for you.

Fly from

California

Fly to

Phnom Penh

Route

Depart

Return

Price

Los AngelesPhnom Penh

LAX - PNH

LAXPNH

Los Angeles

Thu 4/24

12:10 pm-10:55 pm

1 stop20h 45m

Phnom Penh Pochentong

Thu 5/29

11:55 pm-9:50 am

1 stop23h 55m

$736

San FranciscoPhnom Penh

SFO - PNH

SFOPNH

San Francisco

Wed 4/23

10:50 pm-12:55 pm

1 stop24h 05m

Phnom Penh Pochentong

Sat 5/10

7:05 am-6:40 pm

1 stop25h 35m

$744

Los AngelesPhnom Penh

LAX - PNH

LAXPNH

Los Angeles

Thu 4/24

12:30 pm-11:35 am

2 stops33h 05m

Phnom Penh Pochentong

Thu 5/29

12:40 pm-10:05 am

3 stops35h 25m

$746

Los AngelesPhnom Penh

LAX - PNH

LAXPNH

Los Angeles

Tue 4/29

12:30 pm-10:10 pm

1 stop19h 40m

Phnom Penh Pochentong

Tue 5/6

11:30 pm-3:35 pm

1 stop30h 05m

$750

Los AngelesPhnom Penh

LAX - PNH

LAXPNH

Los Angeles

Thu 5/1

12:25 pm-10:15 am

1 stop31h 50m

Phnom Penh Pochentong

Thu 5/29

11:25 am-4:25 pm

1 stop19h 00m

$758

San FranciscoPhnom Penh

SFO - PNH

SFOPNH

San Francisco

Sun 9/7

11:30 am-1:10 pm

1 stop35h 40m

Phnom Penh Pochentong

Mon 9/15

2:05 pm-9:40 am

1 stop33h 35m

$761

San FranciscoPhnom Penh

SFO - PNH

SFOPNH

San Francisco

Tue 4/22

12:20 am-10:15 am

1 stop19h 55m

Phnom Penh Pochentong

Sun 5/11

6:30 pm-10:40 pm

1 stop18h 10m

$775

Los AngelesPhnom Penh

LAX - PNH

LAXPNH

Los Angeles

Sat 9/6

11:40 pm-1:10 pm

1 stop23h 30m

Phnom Penh Pochentong

Sat 9/20

2:05 pm-9:50 pm

1 stop21h 45m

$782

San FranciscoPhnom Penh

SFO - PNH

SFOPNH

San Francisco

Thu 4/17

10:25 am-8:40 am

1 stop32h 15m

Phnom Penh Pochentong

Thu 5/8

2:05 pm-8:45 pm

1 stop20h 40m

$794

Los AngelesPhnom Penh

LAX - PNH

LAXPNH

Los Angeles

Thu 5/1

11:25 pm-11:05 pm

1 stop33h 40m

Phnom Penh Pochentong

Sun 10/19

12:20 am-8:10 pm

1 stop33h 50m

$794

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/30

Showing 1-10 of 60 results
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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, March is the cheapest month in which you can book a flight from California to Phnom Penh (average of $995). Flying from California to Phnom Penh in June is currently the most expensive (average of $1,582). 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.

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

Find hourly flight availability from California to Phnom Penh. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated March 31, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from California to Phnom Penh as you normally would.

Rainfall in Phnom Penh by month

Plan your trip to Phnom Penh by taking into account the average rainfall totals by month.

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.

Temperature in Phnom Penh by month

Plan your trip to Phnom Penh by taking into account the average temperature totals by month.

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).

Reviews of airlines servicing Phnom Penh

Get insights into the airlines that provide service to Phnom Penh. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Phnom Penh. Reviews last updated March 31, 2025.
Get a feel of what it's like to fly with EVA Air, Korean Air and China Airlines from California to Phnom Penh by reading reviews from past customers. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
EVA Air
8.4
Very good
1,170 reviews

Crew

8.6

Food

8.1

Comfort

8.3

Overall

8.4

Entertainment

8.0

Boarding

8.4

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2025

SFO - TPE

Inside plane was clean and chair was comfortable, but flight attendants serving coffee without giving me cream and sugar, even I ask he escape my request.
EVA Air
8.4
Very good
1,170 reviews
EVA Air
8.4
Very good
1,170 reviews

Crew

8.6

Food

8.1

Comfort

8.3

Overall

8.4

Entertainment

8.0

Boarding

8.4

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2025

SFO - TPE

Inside plane was clean and chair was comfortable, but flight attendants serving coffee without giving me cream and sugar, even I ask he escape my request.
Korean Air
8.4
Very good
1,051 reviews
EVA Air
8.4
Very good
1,170 reviews

Crew

8.6

Food

8.1

Comfort

8.3

Overall

8.4

Entertainment

8.0

Boarding

8.4

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2025

SFO - TPE

Inside plane was clean and chair was comfortable, but flight attendants serving coffee without giving me cream and sugar, even I ask he escape my request.
China Airlines
8.2
Very good
723 reviews
EVA Air
8.4
Very good
1,170 reviews

Crew

8.6

Food

8.1

Comfort

8.3

Overall

8.4

Entertainment

8.0

Boarding

8.4

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2025

SFO - TPE

Inside plane was clean and chair was comfortable, but flight attendants serving coffee without giving me cream and sugar, even I ask he escape my request.
Asiana Airlines
8.2
Very good
440 reviews
EVA Air
8.4
Very good
1,170 reviews

Crew

8.6

Food

8.1

Comfort

8.3

Overall

8.4

Entertainment

8.0

Boarding

8.4

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2025

SFO - TPE

Inside plane was clean and chair was comfortable, but flight attendants serving coffee without giving me cream and sugar, even I ask he escape my request.
Singapore Airlines
8.1
Very good
1,286 reviews
EVA Air
8.4
Very good
1,170 reviews

Crew

8.6

Food

8.1

Comfort

8.3

Overall

8.4

Entertainment

8.0

Boarding

8.4

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2025

SFO - TPE

Inside plane was clean and chair was comfortable, but flight attendants serving coffee without giving me cream and sugar, even I ask he escape my request.

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.

  • 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 $369 on Singapore Airlines. Other airlines that offer cheap prices include Vietnam Airlines from $371 and Cathay Pacific from $376 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, San Francisco - Phnom Penh Pochentong and Ontario - 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, March is the cheapest month in which you can book a flight from California to Phnom Penh (average of $995). Flying from California to Phnom Penh in June is currently the most expensive (average of $1,582). 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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Alternative routes for California to Phnom Penh

See prices for flight routes from nearby airports that may be better suited for you.
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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 31, 2025.
AirlineCheapestAverageFlexibilityOn-time
China SouthernCheapest$563Average$1,010FlexibilityNo cancel feeOn-time69%
Air ChinaCheapest$644Average$712FlexibilityNo cancel feeOn-time67%
China EasternCheapest$658Average$775FlexibilityNo cancel feeOn-time62%
Asiana AirlinesCheapest$694Average$1,055FlexibilityNo cancel feeOn-time76%
Vietnam AirlinesCheapest$704Average$936FlexibilityNo cancel feeOn-time81%
Cathay PacificCheapest$709Average$853FlexibilityNo cancel feeOn-time72%
Philippine AirlinesCheapest$720Average$810FlexibilityNo cancel feeOn-time60%
Singapore AirlinesCheapest$732Average$1,003FlexibilityNo cancel feeOn-time81%
Korean AirCheapest$750Average$935FlexibilityNo cancel feeOn-time81%
China AirlinesCheapest$825Average$1,196FlexibilityNo cancel feeOn-time70%
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