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Phnom Penh

$865+ 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 11/7. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — PNH
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
1 adult, Economy
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Cheapflights Tip: The best prices from San Francisco to Phnom Penh Pochentong are usually found in February or September, 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 September 11, 2025.

Round-trip from

$1,646
(oojo)

One-way from

$865
(Kiwi.com)

Popular in

June

Cheapest in

February

Average price

$906
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. 13% potential increase in price ($163 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($35 potential savings vs. average RT price).
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Average for round-trip flights in September 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 September 11, 2025.

This oojo deal was found by Cheapflights users on 9/9. 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 11/1810:41 pmSFO - PNH
2 stops40h 49mEtihad Airways
Thu 12/117:50 pmPNH - SFO
2 stops34h 51mEtihad Airways
Deal found 9/9$1,646
This Etihad Airways deal was found by Cheapflights users on 9/9. 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 Etihad Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/1810:00 pmSFO - PNH
2 stops42h 55mMultiple Airlines
Sat 11/87:50 pmPNH - SFO
2 stops43h 04mMultiple Airlines
Deal found 9/9$1,717
This Gurufare deal was found by Cheapflights users on 9/8. 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 10/148:00 amSFO - PNH
2 stops32h 55mEtihad Airways
Thu 10/238:30 amPNH - SFO
2 stops50h 31mEtihad Airways
Deal found 9/8$1,750
This Gurufare deal was found by Cheapflights users on 9/8. 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 10/148:00 amSFO - PNH
2 stops32h 55mEtihad Airways
Tue 10/218:30 amPNH - SFO
2 stops50h 31mEtihad Airways
Deal found 9/8$1,817
This Mytrip deal was found by Cheapflights users on 9/10. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/274:40 pmSFO - PNH
3 stops34h 45mMultiple Airlines
Tue 1/137:50 pmPNH - SFO
2 stops34h 10mMultiple Airlines
Deal found 9/10$1,917
This oojo deal was found by Cheapflights users on 9/9. 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.
Fri 11/2810:40 amSFO - PNH
2 stops52h 50mEtihad Airways
Mon 2/237:55 amPNH - SFO
2 stops53h 54mEtihad Airways
Deal found 9/9$1,919
This Etihad Airways deal was found by Cheapflights users on 9/10. 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 Etihad Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/1311:25 pmSFO - PNH
2 stops41h 30mMultiple Airlines
Thu 11/207:50 pmPNH - SFO
2 stops34h 56mMultiple Airlines
Deal found 9/10$1,939
This CrystalTravel deal was found by Cheapflights users on 9/9. 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 CrystalTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/2710:40 amSFO - PNH
2 stops40h 45mEtihad Airways
Tue 2/247:50 pmPNH - SFO
2 stops39h 29mEtihad Airways
Deal found 9/9$1,944
This Etihad Airways deal was found by Cheapflights users on 9/8. 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 Etihad Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/1511:34 amSFO - PNH
2 stops53h 21mEtihad Airways
Thu 10/238:30 amPNH - SFO
2 stops50h 31mEtihad Airways
Deal found 9/8$1,956
This Etihad Airways deal was found by Cheapflights users on 9/9. 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 Etihad Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/2810:40 amSFO - PNH
2 stops52h 50mEtihad Airways
Tue 2/247:55 amPNH - SFO
2 stops53h 54mEtihad Airways
Deal found 9/9$1,957
This oojo deal was found by Cheapflights users on 9/11. 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 12/19:20 pmSFO - PNH
2 stops54h 05mEtihad Airways
Fri 1/97:55 amPNH - SFO
2 stops55h 39mEtihad Airways
Deal found 9/11$1,974

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 September 11, 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

Tue 11/18

10:41 pm-6:30 am

2 stops40h 49m

Phnom Penh Pochentong

Thu 12/11

7:50 pm-3:41 pm

2 stops34h 51m

$1,646

San FranciscoPhnom Penh

SFO - PNH

SFOPNH

San Francisco

Sat 10/18

10:00 pm-6:55 am

2 stops42h 55m

Phnom Penh Pochentong

Sat 11/8

7:50 pm-11:54 pm

2 stops43h 04m

$1,717

San FranciscoPhnom Penh

SFO - PNH

SFOPNH

San Francisco

Tue 10/14

8:00 am-6:55 am

2 stops32h 55m

Phnom Penh Pochentong

Thu 10/23

8:30 am-9:01 pm

2 stops50h 31m

$1,750

San FranciscoPhnom Penh

SFO - PNH

SFOPNH

San Francisco

Tue 10/14

8:00 am-6:55 am

2 stops32h 55m

Phnom Penh Pochentong

Tue 10/21

8:30 am-9:01 pm

2 stops50h 31m

$1,817

San FranciscoPhnom Penh

SFO - PNH

SFOPNH

San Francisco

Fri 11/28

10:40 am-6:30 am

2 stops52h 50m

Phnom Penh Pochentong

Mon 2/23

7:55 am-10:49 pm

2 stops53h 54m

$1,919

San FranciscoPhnom Penh

SFO - PNH

SFOPNH

San Francisco

Wed 10/15

11:34 am-6:55 am

2 stops53h 21m

Phnom Penh Pochentong

Thu 10/23

8:30 am-9:01 pm

2 stops50h 31m

$1,956

San FranciscoPhnom Penh

SFO - PNH

SFOPNH

San Francisco

Fri 11/28

10:40 am-6:30 am

2 stops52h 50m

Phnom Penh Pochentong

Tue 2/24

7:55 am-10:49 pm

2 stops53h 54m

$1,957

San FranciscoPhnom Penh

SFO - PNH

SFOPNH

San Francisco

Fri 11/28

10:40 am-6:30 am

2 stops52h 50m

Phnom Penh Pochentong

Sat 2/21

7:50 pm-12:34 am

2 stops43h 44m

$1,957

San FranciscoPhnom Penh

SFO - PNH

SFOPNH

San Francisco

Fri 11/28

10:40 am-6:30 am

2 stops52h 50m

Phnom Penh Pochentong

Thu 2/26

7:50 pm-12:34 am

2 stops43h 44m

$1,957

San FranciscoPhnom Penh

SFO - PNH

SFOPNH

San Francisco

Fri 11/28

10:40 am-6:30 am

2 stops52h 50m

Phnom Penh Pochentong

Fri 2/27

7:55 am-12:34 am

2 stops55h 39m

$1,957

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/8

Showing 1-10 of 16 results
1
2

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 August 29, 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, March is the cheapest month in which you can book a flight from San Francisco to Phnom Penh (average of $983). Flying from San Francisco to Phnom Penh in June is currently the most expensive (average of $1,553). 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 September 11, 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.

How much does it cost to fly round-trip from San Francisco to Phnom Penh?

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 September 11, 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
1,236 reviews

Entertainment

8.0

Crew

8.6

Boarding

8.4

Comfort

8.3

Overall

8.4

Food

8.1

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
1,236 reviews
EVA Air
8.4
Very good
1,236 reviews

Entertainment

8.0

Crew

8.6

Boarding

8.4

Comfort

8.3

Overall

8.4

Food

8.1

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
1,139 reviews
EVA Air
8.4
Very good
1,236 reviews

Entertainment

8.0

Crew

8.6

Boarding

8.4

Comfort

8.3

Overall

8.4

Food

8.1

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
767 reviews
EVA Air
8.4
Very good
1,236 reviews

Entertainment

8.0

Crew

8.6

Boarding

8.4

Comfort

8.3

Overall

8.4

Food

8.1

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
1,365 reviews
EVA Air
8.4
Very good
1,236 reviews

Entertainment

8.0

Crew

8.6

Boarding

8.4

Comfort

8.3

Overall

8.4

Food

8.1

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
993 reviews
EVA Air
8.4
Very good
1,236 reviews

Entertainment

8.0

Crew

8.6

Boarding

8.4

Comfort

8.3

Overall

8.4

Food

8.1

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.

  • How long is the flight from San Francisco to Phnom Penh?

    For as low as $1,646, Etihad Airways can have you in Phnom Penh from San Francisco in 40h 49m. There are 7863 mi between San Francisco and Phnom Penh.

  • 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 $575 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 $71 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, March is the cheapest month in which you can book a flight from San Francisco to Phnom Penh (average of $983). Flying from San Francisco to Phnom Penh in June is currently the most expensive (average of $1,553). 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 September 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
China SouthernCheapest$563Average$1,045FlexibilityNo cancel feeOn-time69%
Singapore AirlinesCheapest$575Average$830FlexibilityNo cancel feeOn-time81%
China EasternCheapest$662Average$760FlexibilityNo cancel feeOn-time62%
Asiana AirlinesCheapest$694Average$857FlexibilityNo cancel feeOn-time76%
Cathay PacificCheapest$710Average$822FlexibilityNo cancel feeOn-time72%
Vietnam AirlinesCheapest$736Average$774FlexibilityNo cancel feeOn-time81%
Korean AirCheapest$748Average$808FlexibilityNo cancel feeOn-time81%
China AirlinesCheapest$770Average$1,319FlexibilityNo cancel feeOn-time70%
EVA AirCheapest$906Average$1,056FlexibilityNo cancel feeOn-time74%

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