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Phnom Penh

Cheap flights from San Francisco (SFO) to Phnom Penh (PNH)

SFO — PNH
Nov 27 — Dec 41
Thu 11/27
Thu 12/4
1 adult, Economy
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1. Tell us where you want to go

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2. Select your favorite providers

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3. Compare prices and book

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Cheapflights Tip: The best prices from San Francisco to Phnom Penh Pochentong are usually found in October or February, booked 85 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 October 28, 2025.

Most accurate provider

Justfly.com
3 stars

Most trusted provider

Justfly.com
3 stars

Popular in

June

Cheapest in

October

Average price

$814
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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Highest demand for flights based on searches. 15% potential increase in price ($185 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($37 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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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 October.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
CheapfaremartPrice Accuracy-Trust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars
oojoPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy2 starsTrust Score*3 stars
Justfly.comPrice Accuracy3 starsTrust Score*3 stars
GotogatePrice Accuracy3 starsTrust Score*3 stars
JustAirTicketPrice Accuracy-Trust Score*1 star
GurufarePrice Accuracy2 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 Justfly.com to be most consistent on Cheapflights vs. Justfly.com Users can find the same prices on San Francisco-Phnom Penh flight deals on Cheapflights vs. Justfly.com >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 Justfly.com the most. Justfly.com 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 October 24, 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 85 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, October is the cheapest month in which you can book a flight from San Francisco to Phnom Penh (average of $561). Flying from San Francisco to Phnom Penh in June is currently the most expensive (average of $1,197). 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 October 28, 2025.

It’s optimal to fly from San Francisco to Phnom Penh in the afternoon. By choosing this option you can save up to 27% on the cost of your flight, compared to a flight at noon.

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 October 28, 2025.
Get a feel of what it's like to fly with EVA Air, Korean Air, and China Airlines from San Francisco to Phnom Penh by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
EVA Air
8.4
Very good
1,264 reviews

Boarding

8.4

Crew

8.6

Overall

8.4

Comfort

8.3

Food

8.1

Entertainment

8.0

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount
EVA Air
8.4
Very good
1,264 reviews
EVA Air
8.4
Very good
1,264 reviews

Boarding

8.4

Crew

8.6

Overall

8.4

Comfort

8.3

Food

8.1

Entertainment

8.0

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount
Korean Air
8.4
Very good
1,153 reviews
EVA Air
8.4
Very good
1,264 reviews

Boarding

8.4

Crew

8.6

Overall

8.4

Comfort

8.3

Food

8.1

Entertainment

8.0

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount
China Airlines
8.3
Very good
776 reviews
EVA Air
8.4
Very good
1,264 reviews

Boarding

8.4

Crew

8.6

Overall

8.4

Comfort

8.3

Food

8.1

Entertainment

8.0

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount
Singapore Airlines
8.1
Very good
1,388 reviews
EVA Air
8.4
Very good
1,264 reviews

Boarding

8.4

Crew

8.6

Overall

8.4

Comfort

8.3

Food

8.1

Entertainment

8.0

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount
Cathay Pacific
7.6
Good
1,042 reviews
EVA Air
8.4
Very good
1,264 reviews

Boarding

8.4

Crew

8.6

Overall

8.4

Comfort

8.3

Food

8.1

Entertainment

8.0

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount

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 $563, China Southern will fly you from San Francisco to Phnom Penh and back. In addition to China Southern, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Singapore Airlines and China Eastern - these airlines can fly you to your destination from $565 and $662, respectively. These flights start at 44% lower than the current average price 3 months from now.

  • 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 $74 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 Fa Yeun Street Market more than any other notable places. Hong Kong Disneyland, Shatin Baptist Church and Fa Yeun Street Market are located about 7.8 mi, 18.3 mi, and 16.2 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 Seoul the least frequently. Singapore follows Seoul in terms of the least common layover location on San Francisco to Phnom Penh flights.

  • 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, October is the cheapest month in which you can book a flight from San Francisco to Phnom Penh (average of $561). Flying from San Francisco to Phnom Penh in June is currently the most expensive (average of $1,197). 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 October 28, 2025.
AirlineCheapestAverageFlexibilityOn-time
China SouthernCheapest$563Average$1,045FlexibilityNo cancel feeOn-time69%
Singapore AirlinesCheapest$565Average$729FlexibilityNo cancel feeOn-time81%
China EasternCheapest$662Average$744FlexibilityNo cancel feeOn-time62%
Asiana AirlinesCheapest$694Average$823FlexibilityNo cancel feeOn-time76%
Cathay PacificCheapest$710Average$821FlexibilityNo cancel feeOn-time72%
Vietnam AirlinesCheapest$736Average$772FlexibilityNo cancel feeOn-time81%
Korean AirCheapest$747Average$803FlexibilityNo cancel feeOn-time81%
China AirlinesCheapest$803Average$1,351FlexibilityNo cancel feeOn-time70%
EVA AirCheapest$906Average$1,079FlexibilityNo cancel feeOn-time74%

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