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Phnom Penh

$331+ 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 4/9. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — PNH
Apr 1 — Apr 81
Tue 4/1
Tue 4/8
1 adult, Economy
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Cheapflights Tip: The best prices from San Francisco to Phnom Penh Pochentong are usually found in September or February, booked 81 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 March 27, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$766
(oojo)

One-way from

$331
(oojo)

Popular in

December

Cheapest in

September

Average price

$962
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. 3% potential increase in price ($43 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($40 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 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 March 27, 2025.

This Gurufare deal was found by Cheapflights users on 3/26. 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.
Fri 8/111:30 amSFO - PNH
1 stop40h 10mSingapore Airlines
Mon 9/19:35 amPNH - SFO
1 stop38h 05mSingapore Airlines
Deal found 3/26$747
This oojo deal was found by Cheapflights users on 3/26. 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 3/26$766
This StudentUniverse deal was found by Cheapflights users on 3/26. 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.
Wed 4/3012:20 amSFO - PNH
1 stop19h 55mCathay Pacific
Sun 5/186:30 pmPNH - SFO
1 stop18h 10mCathay Pacific
Deal found 3/26$806
This oojo deal was found by Cheapflights users on 3/26. 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 4/1012:00 pmSFO - PNH
2 stops33h 35mChina Eastern
Wed 5/712:10 amPNH - SFO
1 stop22h 55mChina Eastern
Deal found 3/26$819
This Gurufare deal was found by Cheapflights users on 3/26. 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.
Thu 10/3010:10 pmSFO - PNH
1 stop28h 30mVietnam Airlines
Sat 12/131:50 pmPNH - SFO
1 stop18h 10mVietnam Airlines
Deal found 3/26$829
This oojo deal was found by Cheapflights users on 3/25. 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 8/2611:55 pmSFO - PNH
1 stop34h 20mPhilippine Airlines
Thu 9/251:15 amPNH - SFO
1 stop33h 35mPhilippine Airlines
Deal found 3/25$842
This Trip.com deal was found by Cheapflights users on 3/26. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/112:40 pmSFO - PNH
1 stop19h 30mMultiple Airlines
Sun 5/1811:55 amPNH - SFO
3 stops46h 35mMultiple Airlines
Deal found 3/26$871
This oojo deal was found by Cheapflights users on 3/26. 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 4/81:05 amSFO - PNH
1 stop25h 00mChina Airlines
Mon 5/55:10 pmPNH - SFO
1 stop16h 45mChina Airlines
Deal found 3/26$969
This FlightHub deal was found by Cheapflights users on 3/26. 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.
Sun 4/1311:30 pmSFO - PNH
1 stop33h 25mAsiana Airlines
Thu 5/811:55 pmPNH - SFO
1 stop29h 35mAsiana Airlines
Deal found 3/26$1,011
This FlightHub deal was found by Cheapflights users on 3/26. 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.
Tue 4/812:25 amSFO - PNH
1 stop20h 50mEVA Air
Tue 5/612:35 pmPNH - SFO
1 stop21h 35mEVA Air
Deal found 3/26$1,016

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 March 27, 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

Fri 8/1

11:30 am-5:40 pm

1 stop40h 10m

Phnom Penh Pochentong

Mon 9/1

9:35 am-9:40 am

1 stop38h 05m

$747

San FranciscoPhnom Penh

SFO - PNH

SFOPNH

San Francisco

Wed 4/9

12:40 pm-10:10 pm

1 stop19h 30m

Phnom Penh Pochentong

Tue 5/6

11:30 pm-10:40 am

1 stop25h 10m

$766

San FranciscoPhnom Penh

SFO - PNH

SFOPNH

San Francisco

Wed 4/30

12:20 am-10:15 am

1 stop19h 55m

Phnom Penh Pochentong

Sun 5/18

6:30 pm-10:40 pm

1 stop18h 10m

$806

San FranciscoPhnom Penh

SFO - PNH

SFOPNH

San Francisco

Sat 4/12

12:00 pm-11:15 pm

1 stop21h 15m

Phnom Penh Pochentong

Wed 5/7

12:10 am-9:05 am

1 stop22h 55m

$812

San FranciscoPhnom Penh

SFO - PNH

SFOPNH

San Francisco

Tue 8/26

11:55 pm-12:15 am

1 stop34h 20m

Phnom Penh Pochentong

Thu 9/25

1:15 am-8:50 pm

1 stop33h 35m

$842

San FranciscoPhnom Penh

SFO - PNH

SFOPNH

San Francisco

Thu 5/1

12:40 pm-10:10 pm

1 stop19h 30m

Phnom Penh Pochentong

Sun 5/18

11:55 am-8:30 pm

3 stops46h 35m

$871

San FranciscoPhnom Penh

SFO - PNH

SFOPNH

San Francisco

Thu 4/10

10:50 pm-7:40 pm

1 stop30h 50m

Phnom Penh Pochentong

Thu 5/8

7:05 am-6:40 pm

1 stop25h 35m

$884

San FranciscoPhnom Penh

SFO - PNH

SFOPNH

San Francisco

Tue 4/8

1:05 am-4:05 pm

1 stop25h 00m

Phnom Penh Pochentong

Mon 5/5

5:10 pm-7:55 pm

1 stop16h 45m

$969

San FranciscoPhnom Penh

SFO - PNH

SFOPNH

San Francisco

Sun 4/13

11:30 pm-10:55 pm

1 stop33h 25m

Phnom Penh Pochentong

Thu 5/8

11:55 pm-3:30 pm

1 stop29h 35m

$1,011

San FranciscoPhnom Penh

SFO - PNH

SFOPNH

San Francisco

Tue 4/8

12:25 am-11:15 am

1 stop20h 50m

Phnom Penh Pochentong

Tue 5/6

12:35 pm-8:10 pm

1 stop21h 35m

$1,016

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/26

Showing 1-10 of 22 results
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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 March.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
oojoPrice Accuracy3 starsTrust Score*2 stars
CheapfaremartPrice Accuracy-Trust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*1 star
Justfly.comPrice Accuracy3 starsTrust Score*3 stars
SmartFaresPrice Accuracy1 starTrust Score*3 stars
OvagoPrice Accuracy3 starsTrust Score*3 stars
MytripPrice 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 FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on San Francisco-Phnom Penh flight deals on Cheapflights vs. FlightHub >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 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 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 March 21, 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 81 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 $995). 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 March 27, 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 March 27, 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
1,169 reviews

Entertainment

8.0

Food

8.1

Crew

8.6

Comfort

8.3

Overall

8.4

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
1,169 reviews
EVA Air
8.4
Very good
1,169 reviews

Entertainment

8.0

Food

8.1

Crew

8.6

Comfort

8.3

Overall

8.4

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
1,050 reviews
EVA Air
8.4
Very good
1,169 reviews

Entertainment

8.0

Food

8.1

Crew

8.6

Comfort

8.3

Overall

8.4

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
722 reviews
EVA Air
8.4
Very good
1,169 reviews

Entertainment

8.0

Food

8.1

Crew

8.6

Comfort

8.3

Overall

8.4

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
441 reviews
EVA Air
8.4
Very good
1,169 reviews

Entertainment

8.0

Food

8.1

Crew

8.6

Comfort

8.3

Overall

8.4

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
1,285 reviews
EVA Air
8.4
Very good
1,169 reviews

Entertainment

8.0

Food

8.1

Crew

8.6

Comfort

8.3

Overall

8.4

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 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 $766, Korean Air will fly you from San Francisco to Phnom Penh and back. In addition to Korean Air, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Cathay Pacific and China Eastern - these airlines can fly you to your destination from $806 and $819, respectively. These flights start at 32% 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 Vietnam 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 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.

  • 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 $83 per day.

  • 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 $995). 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 March 27, 2025.
AirlineCheapestAverageFlexibilityOn-time
China SouthernCheapest$563Average$1,045FlexibilityNo cancel feeOn-time69%
China EasternCheapest$662Average$770FlexibilityNo cancel feeOn-time62%
Asiana AirlinesCheapest$694Average$939FlexibilityNo cancel feeOn-time76%
Singapore AirlinesCheapest$733Average$1,018FlexibilityNo cancel feeOn-time81%
Cathay PacificCheapest$738Average$838FlexibilityNo cancel feeOn-time72%
Korean AirCheapest$762Average$968FlexibilityNo cancel feeOn-time81%
Vietnam AirlinesCheapest$770Average$936FlexibilityNo cancel feeOn-time81%
China AirlinesCheapest$899Average$1,269FlexibilityNo cancel feeOn-time70%
EVA AirCheapest$933Average$1,191FlexibilityNo cancel feeOn-time74%
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