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Phnom Penh

$391+ Cheap flights from San Francisco (SFO) 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 5/4. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — PNH
May 5 — May 121
Mon 5/5
Mon 5/12
1 adult, Economy
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Find cheap flights from San Francisco to Phnom Penh with Cheapflights

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Cheapflights Tip: The best prices from San Francisco to Phnom Penh Pochentong are usually found in February or September, booked 13 days in advance, depart on a Monday or Saturday and return on a Saturday

Cheap flight deals from San Francisco to Phnom Penh

Discover tips and strategies to find the most affordable flight options for your journey from San Francisco (SFO) to Phnom Penh (PNH). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated April 30, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$770
(KAYAK)

One-way from

$391
(United)

Popular in

December

Cheapest in

February

Average price

$942
Provider with most accurate pricing for San Francisco-Phnom Penh Pochentong flight deals.
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Provider most trusted by Cheapflights users for San Francisco-Phnom Penh Pochentong flights.
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From San Francisco to Phnom Penh Pochentong
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One-way flight from San Francisco to Phnom Penh Pochentong
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Highest demand for flights based on searches. 5% potential increase in price ($64 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 April 2025
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Find flight deals from San Francisco to Phnom Penh

Cheapest flights from San Francisco to Phnom Penh
Explore the most affordable flight options available from San Francisco to Phnom Penh. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 30, 2025.

This Gurufare deal was found by Cheapflights users on 4/28. 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.
Sun 9/711:30 amSFO - PNH
1 stop35h 40mSingapore Airlines
Thu 9/259:35 amPNH - SFO
1 stop38h 05mSingapore Airlines
Deal found 4/28$774
This Asiana Airlines deal was found by Cheapflights users on 4/28. 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 Asiana Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/2411:30 pmSFO - PNH
1 stop32h 25mAsiana Airlines
Wed 2/2511:55 pmPNH - SFO
1 stop30h 05mAsiana Airlines
Deal found 4/28$777
This United deal was found by Cheapflights users on 4/28. 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 United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/2810:40 amSFO - PNH
1 stop36h 10mMultiple Airlines
Mon 2/239:35 amPNH - SFO
1 stop26h 40mMultiple Airlines
Deal found 4/28$779
This Korean Air deal was found by Cheapflights users on 4/28. 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 Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/251:00 pmSFO - PNH
2 stops42h 25mKorean Air
Mon 2/2311:45 pmPNH - SFO
1 stop24h 45mKorean Air
Deal found 4/28$782
This oojo deal was found by Cheapflights users on 4/28. 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.
Mon 10/2712:35 amSFO - PNH
1 stop19h 50mCathay Pacific
Wed 1/2111:45 amPNH - SFO
1 stop24h 15mCathay Pacific
Deal found 4/28$789
This FlightHub deal was found by Cheapflights users on 4/28. 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.
Mon 6/212:00 pmSFO - PNH
1 stop21h 15mChina Eastern
Mon 6/912:10 amPNH - SFO
2 stops28h 42mChina Eastern
Deal found 4/28$811
This oojo deal was found by Cheapflights users on 4/28. 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.
Sun 10/511:55 pmSFO - PNH
1 stop34h 20mPhilippine Airlines
Fri 11/71:15 amPNH - SFO
1 stop34h 00mPhilippine Airlines
Deal found 4/28$835
This oojo deal was found by Cheapflights users on 4/28. 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.
Tue 8/121:05 amSFO - PNH
1 stop25h 00mChina Airlines
Wed 10/110:50 amPNH - SFO
1 stop23h 05mChina Airlines
Deal found 4/28$846
This oojo deal was found by Cheapflights users on 4/28. 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 8/1310:50 pmSFO - PNH
2 stops31h 10mVietnam Airlines
Wed 10/18:45 pmPNH - SFO
1 stop35h 55mVietnam Airlines
Deal found 4/28$908
This Ovago deal was found by Cheapflights users on 4/28. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/311:25 amSFO - PNH
1 stop19h 50mEVA Air
Tue 9/3012:35 pmPNH - SFO
1 stop32h 15mEVA Air
Deal found 4/28$1,015
This oojo deal was found by Cheapflights users on 4/28. 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.
Mon 10/2012:35 amSFO - PNH
2 stops44h 05mChina Southern
Wed 1/213:50 pmPNH - SFO
2 stops42h 50mChina Southern
Deal found 4/28$1,034

Cheapflights Fare Finder

Customize your flight search to find flights from San Francisco 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 April 30, 2025.
Use the filters below to find and compare flights from San Francisco to Phnom Penh that are best for you.

Fly from

San Francisco

Fly to

Phnom Penh

Route

Depart

Return

Price

San FranciscoPhnom Penh

SFO - PNH

SFOPNH

San Francisco

Mon 5/19

12:00 pm-11:15 pm

1 stop21h 15m

Phnom Penh Pochentong

Fri 5/30

12:10 am-9:05 am

1 stop22h 55m

$770

San FranciscoPhnom Penh

SFO - PNH

SFOPNH

San Francisco

Wed 5/14

11:30 pm-10:55 pm

1 stop33h 25m

Phnom Penh Pochentong

Mon 6/2

11:55 pm-3:30 pm

1 stop29h 35m

$772

San FranciscoPhnom Penh

SFO - PNH

SFOPNH

San Francisco

Mon 5/19

12:40 pm-10:10 pm

1 stop19h 30m

Phnom Penh Pochentong

Tue 5/27

11:30 pm-10:40 am

1 stop25h 10m

$777

San FranciscoPhnom Penh

SFO - PNH

SFOPNH

San Francisco

Mon 5/12

12:20 am-10:15 am

1 stop19h 55m

Phnom Penh Pochentong

Wed 5/28

6:30 pm-10:40 pm

1 stop18h 10m

$833

San FranciscoPhnom Penh

SFO - PNH

SFOPNH

San Francisco

Wed 7/16

11:30 pm-10:55 pm

1 stop33h 25m

Phnom Penh Pochentong

Fri 8/15

1:15 am-8:50 pm

1 stop33h 35m

$1,001

San FranciscoPhnom Penh

SFO - PNH

SFOPNH

San Francisco

Mon 5/12

1:05 am-9:50 am

1 stop18h 45m

Phnom Penh Pochentong

Thu 5/29

5:10 pm-7:55 pm

1 stop16h 45m

$1,021

San FranciscoPhnom Penh

SFO - PNH

SFOPNH

San Francisco

Sun 5/11

1:15 am-11:15 am

1 stop20h 00m

Phnom Penh Pochentong

Mon 6/2

12:35 pm-9:59 am

2 stops35h 24m

$1,031

San FranciscoPhnom Penh

SFO - PNH

SFOPNH

San Francisco

Mon 5/5

11:30 am-1:10 pm

1 stop35h 40m

Phnom Penh Pochentong

Sat 7/5

2:05 pm-9:40 am

1 stop33h 35m

$1,086

San FranciscoPhnom Penh

SFO - PNH

SFOPNH

San Francisco

Mon 5/12

12:35 am-2:30 pm

2 stops23h 55m

Phnom Penh Pochentong

Wed 5/28

3:35 pm-8:30 pm

2 stops42h 55m

$1,170

San FranciscoPhnom Penh

SFO - PNH

SFOPNH

San Francisco

Fri 5/16

12:40 pm-8:35 am

2 stops29h 55m

Phnom Penh Pochentong

Wed 5/28

7:25 pm-10:35 am

2 stops53h 10m

$1,295

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/28

Showing 1-10 of 20 results
1
2

Compare providers for flights from San Francisco to Phnom Penh

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from San Francisco to Phnom Penh in April.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*2 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
oojoPrice Accuracy3 starsTrust Score*3 stars
CheapfaremartPrice Accuracy-Trust Score*1 star
AranGrantPrice Accuracy3 starsTrust Score*3 stars
Justfly.comPrice Accuracy3 starsTrust Score*2 stars
GotogatePrice Accuracy3 starsTrust Score*2 stars
FlightnetworkPrice Accuracy-Trust Score*3 stars
GurufarePrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on San Francisco-Phnom Penh flights, users find the pricing of AranGrant to be most consistent on Cheapflights vs. AranGrant Users can find the same prices on San Francisco-Phnom Penh flight deals on Cheapflights vs. AranGrant >95% of the time. Price accuracy is based on data collected from San Francisco-Phnom Penh flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on San Francisco-Phnom Penh flights, Cheapflights users trust AranGrant the most. AranGrant 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 San Francisco-Phnom Penh flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from San Francisco to Phnom Penh

Have a flexible travel schedule? Discover the best time to fly to Phnom Penh from San Francisco 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 San Francisco to Phnom Penh

How far ahead should I book a flight from San Francisco to Phnom Penh?

Use this chart to determine the optimal time to book a round-trip flight from San Francisco to Phnom Penh. Price data was last updated on April 25, 2025.

To ensure you get the cheapest price possible for a flight from San Francisco to Phnom Penh, you should look to book at least 13 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.

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

Currently, March is the cheapest month in which you can book a flight from San Francisco to Phnom Penh (average of $991). Flying from San Francisco 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 SFO to PNH?

Find hourly flight availability from San Francisco 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 April 30, 2025.

It’s optimal to fly from San Francisco to Phnom Penh in the afternoon. By choosing this option you can save up to 28% on the cost of your flight, compared to a flight at noon.

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 April 30, 2025.
Read through reviews of airlines operating flights from San Francisco to Phnom Penh, such as EVA Air, Korean Air and China Airlines. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
EVA Air
8.4
Very good
1,186 reviews

Food

8.1

Overall

8.4

Crew

8.6

Comfort

8.3

Boarding

8.4

Entertainment

8.0

Reviews

1 / 20
10.0
Excellent

Dale,Apr 2025

SFO - TPE

Great experience. Check in process was excellent - both online and bag drop
EVA Air
8.4
Very good
1,186 reviews
EVA Air
8.4
Very good
1,186 reviews

Food

8.1

Overall

8.4

Crew

8.6

Comfort

8.3

Boarding

8.4

Entertainment

8.0

Reviews

1 / 20
10.0
Excellent

Dale,Apr 2025

SFO - TPE

Great experience. Check in process was excellent - both online and bag drop
Korean Air
8.4
Very good
1,066 reviews
EVA Air
8.4
Very good
1,186 reviews

Food

8.1

Overall

8.4

Crew

8.6

Comfort

8.3

Boarding

8.4

Entertainment

8.0

Reviews

1 / 20
10.0
Excellent

Dale,Apr 2025

SFO - TPE

Great experience. Check in process was excellent - both online and bag drop
China Airlines
8.3
Very good
732 reviews
EVA Air
8.4
Very good
1,186 reviews

Food

8.1

Overall

8.4

Crew

8.6

Comfort

8.3

Boarding

8.4

Entertainment

8.0

Reviews

1 / 20
10.0
Excellent

Dale,Apr 2025

SFO - TPE

Great experience. Check in process was excellent - both online and bag drop
Asiana Airlines
8.2
Very good
442 reviews
EVA Air
8.4
Very good
1,186 reviews

Food

8.1

Overall

8.4

Crew

8.6

Comfort

8.3

Boarding

8.4

Entertainment

8.0

Reviews

1 / 20
10.0
Excellent

Dale,Apr 2025

SFO - TPE

Great experience. Check in process was excellent - both online and bag drop
Singapore Airlines
8.1
Very good
1,292 reviews
EVA Air
8.4
Very good
1,186 reviews

Food

8.1

Overall

8.4

Crew

8.6

Comfort

8.3

Boarding

8.4

Entertainment

8.0

Reviews

1 / 20
10.0
Excellent

Dale,Apr 2025

SFO - TPE

Great experience. Check in process was excellent - both online and bag drop

Related info for your journey

Find useful and relevant information for your journey from San Francisco 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 are the cheapest airlines flying from San Francisco to Phnom Penh round-trip?

    Currently priced at $770, China Eastern will fly you from San Francisco to Phnom Penh and back. In addition to China Eastern, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Asiana Airlines and Korean Air - these airlines can fly you to your destination from $772 and $777, respectively. These flights start at 30% lower than the current average price 3 months from now.

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

    The cheapest airline one-way is Korean Air, with whom users have recently found tickets for as low as $396. However, be on the lookout for offers from Cathay Pacific and Asiana Airlines, as they are both options that can get you from San Francisco to Phnom Penh for a low price.

  • Where are the most common layover locations when flying from San Francisco to Phnom Penh?

    Most of the time, San Francisco to Phnom Penh flights that have layovers will stop in Taipei City. San Francisco to Phnom Penh flights stop in Hong Kong the next most.

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

    If you're on a layover in Taipei City and looking for things to do, consider visiting Taipei 101, Shilin Night Market, or Raohe Street Night Market. Taipei 101, Shilin Night Market, and Raohe Street Night Market can be visited by traveling about 21.0 mi, 18.3 mi, and 21.6 mi respectively from Taipei City Taiwan Taoyuan Intl. Those looking to explore during their layover in Taipei City can rent a car from Taipei City Taiwan Taoyuan Intl for about $69 per day.

  • What are some popular points of interest to see during a layover in Hong Kong?

    Hong Kong travelers tend to visit Hong Kong Disneyland, Shatin Baptist Church, and Ocean Park more than any other notable places. Hong Kong Disneyland, Shatin Baptist Church and Ocean Park are located about 7.8 mi, 18.3 mi, and 16.9 mi, respectively from Hong Kong Intl if you are interested in checking them out.

  • Where are the least popular layover locations for San Francisco to Phnom Penh flights?

    San Francisco to Phnom Penh flights have a layover in Singapore the least frequently.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from San Francisco 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 San Francisco to Phnom Penh?

    Currently, March is the cheapest month in which you can book a flight from San Francisco to Phnom Penh (average of $991). Flying from San Francisco 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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Top 9 airlines flying from San Francisco to Phnom Penh

Discover the top 9 airlines that operate flights from San Francisco 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 April 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
China SouthernCheapest$563Average$1,087FlexibilityNo cancel feeOn-time69%
China EasternCheapest$662Average$770FlexibilityNo cancel feeOn-time62%
Asiana AirlinesCheapest$694Average$931FlexibilityNo cancel feeOn-time76%
Vietnam AirlinesCheapest$704Average$809FlexibilityNo cancel feeOn-time81%
Cathay PacificCheapest$723Average$831FlexibilityNo cancel feeOn-time72%
Singapore AirlinesCheapest$730Average$960FlexibilityNo cancel feeOn-time81%
Korean AirCheapest$752Average$828FlexibilityNo cancel feeOn-time81%
China AirlinesCheapest$847Average$1,250FlexibilityNo cancel feeOn-time70%
EVA AirCheapest$906Average$1,086FlexibilityNo cancel feeOn-time74%

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