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$399+ Cheap flights from Phnom Penh (PNH) to San Francisco (SFO)

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 3/16. Fares are subject to change and may not be available on all flights or dates of travel.
PNH — SFO
feb. 3 — feb. 101
lun. 2/3
lun. 2/10
1 adult, Economy
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The best prices from Phnom Penh Pochentong to San Francisco are usually found in November or February, booked 14 days in advance, depart on a Saturday or Tuesday and return on a Monday

Cheap flight deals from Phnom Penh to San Francisco

Discover tips and strategies to find the most affordable flight options for your journey from Phnom Penh (PNH) to San Francisco (SFO). 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 enero 29, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$883
(oojo)

One-way from

$399
(Kiwi.com)

Popular in

July

Cheapest in

November

Average price

$1,017
Provider with most accurate pricing for Phnom Penh Pochentong-San Francisco flight deals.
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Provider most trusted by Cheapflights users for Phnom Penh Pochentong-San Francisco flights.
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From Phnom Penh Pochentong to San Francisco
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One-way flight from Phnom Penh Pochentong to San Francisco
Search Deals
Highest demand for flights based on searches. 9% potential increase in price ($110 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($19 potential savings vs. average RT price).
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Average for round-trip flights in January 2025
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Find flight deals from Phnom Penh to San Francisco

Cheapest flights from Phnom Penh to San Francisco
Explore the most affordable flight options available from Phnom Penh to San Francisco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on enero 29, 2025.

This oojo deal was found by Cheapflights users on 1/27. 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.
mié. 2/511:45 amPNH - SFO
1 stop24h 30mCathay Pacific
lun. 2/2410:55 pmSFO - PNH
1 stop27h 50mCathay Pacific
Deal found 1/27$792
This Flightnetwork deal was found by Cheapflights users on 1/29. 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 Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 4/11:15 amPNH - SFO
1 stop33h 45mMultiple Airlines
sáb. 4/1910:50 pmSFO - PNH
1 stop28h 05mMultiple Airlines
Deal found 1/29$886
This FlightHub deal was found by Cheapflights users on 1/28. 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.
mié. 4/211:55 pmPNH - SFO
1 stop29h 35mAsiana Airlines
vie. 5/211:30 pmSFO - PNH
1 stop33h 25mAsiana Airlines
Deal found 1/28$932
This China Airlines deal was found by Cheapflights users on 1/29. 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 China Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 4/210:50 amPNH - SFO
1 stop23h 05mChina Airlines
vie. 4/181:05 amSFO - PNH
1 stop18h 45mChina Airlines
Deal found 1/29$992
This Vietnam Airlines deal was found by Cheapflights users on 1/28. 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 Vietnam Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 2/81:50 pmPNH - SFO
1 stop18h 10mVietnam Airlines
sáb. 4/510:50 pmSFO - PNH
1 stop28h 05mVietnam Airlines
Deal found 1/28$1,010
This oojo deal was found by Cheapflights users on 1/28. 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.
mié. 4/212:35 pmPNH - SFO
1 stop21h 25mEVA Air
jue. 5/112:50 amSFO - PNH
1 stop20h 25mEVA Air
Deal found 1/28$1,082
This Mytrip deal was found by Cheapflights users on 1/29. 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.
mié. 4/22:00 pmPNH - SFO
2 stops33h 30mChina Eastern
sáb. 4/1912:00 pmSFO - PNH
2 stops34h 55mChina Eastern
Deal found 1/29$1,123
This oojo deal was found by Cheapflights users on 1/28. 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.
sáb. 2/11:05 amPNH - SFO
1 stop33h 10mPhilippine Airlines
mar. 4/811:55 pmSFO - PNH
1 stop34h 20mPhilippine Airlines
Deal found 1/28$1,296
This KAYAK deal was found by Cheapflights users on 1/28. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 2/23:50 pmPNH - SFO
2 stops42h 50mChina Southern
lun. 4/712:35 amSFO - PNH
2 stops33h 35mChina Southern
Deal found 1/28$1,348
This Air China deal was found by Cheapflights users on 1/28. 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 Air China is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 1/3012:25 amPNH - SFO
2 stops38h 44mAir China
sáb. 2/2212:05 pmSFO - PNH
2 stops32h 10mAir China
Deal found 1/28$1,824
This oojo deal was found by Cheapflights users on 1/29. 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.
mié. 4/26:55 pmPNH - SFO
3 stops38h 50mSingapore Airlines
vie. 5/23:31 pmSFO - PNH
2 stops27h 09mSingapore Airlines
Deal found 1/29$1,918
This Emirates deal was found by Cheapflights users on 1/29. 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 Emirates is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 4/28:50 pmPNH - SFO
3 stops40h 07mEmirates
vie. 5/24:35 pmSFO - PNH
3 stops58h 00mEmirates
Deal found 1/29$2,307

Find flights from Phnom Penh to San Francisco within your budget

Customize your flight search to find flights from Phnom Penh to San Francisco 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 enero 29, 2025.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

Phnom PenhSan Francisco

PNH - SFO

PNHSFO

Phnom Penh Pochentong

mié. 4/2

11:25 am-5:30 pm

1 stop20h 05m

San Francisco

sáb. 4/19

1:00 pm-10:15 am

1 stop31h 15m

$883

Phnom PenhSan Francisco

PNH - SFO

PNHSFO

Phnom Penh Pochentong

mar. 4/1

1:15 am-9:00 pm

1 stop33h 45m

San Francisco

sáb. 4/19

10:50 pm-4:55 pm

1 stop28h 05m

$886

Phnom PenhSan Francisco

PNH - SFO

PNHSFO

Phnom Penh Pochentong

mié. 4/2

11:55 pm-3:30 pm

1 stop29h 35m

San Francisco

vie. 5/2

11:30 pm-10:55 pm

1 stop33h 25m

$932

Phnom PenhSan Francisco

PNH - SFO

PNHSFO

Phnom Penh Pochentong

mié. 4/2

10:50 am-7:55 pm

1 stop23h 05m

San Francisco

vie. 4/18

1:05 am-9:50 am

1 stop18h 45m

$992

Phnom PenhSan Francisco

PNH - SFO

PNHSFO

Phnom Penh Pochentong

sáb. 2/8

1:50 pm-5:00 pm

1 stop18h 10m

San Francisco

sáb. 4/5

10:50 pm-4:55 pm

1 stop28h 05m

$1,010

Phnom PenhSan Francisco

PNH - SFO

PNHSFO

Phnom Penh Pochentong

mié. 4/2

12:35 pm-8:00 pm

1 stop21h 25m

San Francisco

jue. 5/1

12:50 am-11:15 am

1 stop20h 25m

$1,082

Phnom PenhSan Francisco

PNH - SFO

PNHSFO

Phnom Penh Pochentong

mié. 4/2

2:00 pm-9:30 am

2 stops33h 30m

San Francisco

sáb. 4/19

12:00 pm-12:55 pm

2 stops34h 55m

$1,123

Phnom PenhSan Francisco

PNH - SFO

PNHSFO

Phnom Penh Pochentong

mié. 4/2

3:35 pm-8:30 pm

2 stops42h 55m

San Francisco

vie. 5/2

6:03 pm-10:40 am

2 stops26h 37m

$1,551

Phnom PenhSan Francisco

PNH - SFO

PNHSFO

Phnom Penh Pochentong

mié. 4/2

6:55 pm-7:45 pm

3 stops38h 50m

San Francisco

vie. 5/2

3:31 pm-8:40 am

2 stops27h 09m

$1,918

Phnom PenhSan Francisco

PNH - SFO

PNHSFO

Phnom Penh Pochentong

mar. 4/1

12:20 am-10:30 am

1 stop24h 10m

San Francisco

vie. 5/2

6:53 pm-11:05 pm

2 stops38h 12m

$2,044

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/28

Showing 1-10 of 22 results
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Compare providers for flights from Phnom Penh to San Francisco

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 Phnom Penh to San Francisco in January.
ProviderPrice AccuracyTrust Score*
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
oojoPrice Accuracy3 starsTrust Score*2 stars
ExpediaPrice Accuracy1 starTrust Score*3 stars
GurufarePrice Accuracy3 starsTrust Score*3 stars
PricelinePrice Accuracy1 starTrust Score*3 stars
Justfly.comPrice Accuracy3 starsTrust Score*3 stars
GotogatePrice Accuracy3 starsTrust Score*3 stars
CheapflightsfaresPrice Accuracy3 starsTrust Score*2 stars
Justfly.comPrice 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 Phnom Penh-San Francisco flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Phnom Penh-San Francisco flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Phnom Penh-San Francisco flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Phnom Penh-San Francisco 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 Phnom Penh-San Francisco 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 Phnom Penh to San Francisco

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

Travel insights for flights from Phnom Penh to San Francisco

Get recent, data-driven insights about flights from Phnom Penh to San Francisco including ideal travel times, pricing trends, and more.

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

Use this chart to determine the optimal time to book a round-trip flight from Phnom Penh to San Francisco. Price data was last updated on January 24, 2025.

The price you pay for your flight from Phnom Penh to San Francisco may vary depending on when you book. For the best chance of a lower fare, look to book 14 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

Currently, January is the cheapest month in which you can book a flight from Phnom Penh to San Francisco (average of $276). Flying from Phnom Penh to San Francisco in June is currently the most expensive (average of $405). 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 PNH to SFO?

Find hourly flight availability from Phnom Penh to San Francisco. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated enero 29, 2025.

It’s optimal to fly from Phnom Penh to San Francisco in the evening. By choosing this option you can save up to 21% on the cost of your flight, compared to a flight in the morning.

Rainfall in San Francisco by month

Plan your trip to San Francisco by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in San Francisco ranges from 0.0 - 4.4 inches per month. January is typically the wettest month, when rainfall can reach 4.4 in. July is typically the driest time to visit San Francisco when rainfall is around 0.0 in.

Temperature in San Francisco by month

Plan your trip to San Francisco by taking into account the average temperature totals by month.

If weather is an important factor for your trip to San Francisco, use this chart to help with planning. For those seeking warmer temperatures, September is the ideal time of year to visit, when temperatures reach an average of 62.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 51.8 F).

Reviews of airlines servicing San Francisco

Get insights into the airlines that provide service to San Francisco. 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 San Francisco. Reviews last updated enero 29, 2025.
Get a feel of what it's like to fly with Korean Air, EVA Air and Asiana Airlines from Phnom Penh to San Francisco 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.
Korean Air
8.5
Very good
1,036 reviews

Boarding

8.5

Food

8.1

Comfort

8.3

Overall

8.5

Entertainment

8.2

Crew

8.8

Reviews

1 / 20

10.0
Excellent

David,Dec 2024

JFK - MCO

Flight was short, so we did not get food, but that is expected. Only have entertainment a fair rating because no wifi is provided onboard. Good flight overall.

Korean Air
8.5
Very good
1,036 reviews
Korean Air
8.5
Very good
1,036 reviews

Boarding

8.5

Food

8.1

Comfort

8.3

Overall

8.5

Entertainment

8.2

Crew

8.8

Reviews

1 / 20

10.0
Excellent

David,Dec 2024

JFK - MCO

Flight was short, so we did not get food, but that is expected. Only have entertainment a fair rating because no wifi is provided onboard. Good flight overall.

EVA Air
8.4
Very good
1,241 reviews
Korean Air
8.5
Very good
1,036 reviews

Boarding

8.5

Food

8.1

Comfort

8.3

Overall

8.5

Entertainment

8.2

Crew

8.8

Reviews

1 / 20

10.0
Excellent

David,Dec 2024

JFK - MCO

Flight was short, so we did not get food, but that is expected. Only have entertainment a fair rating because no wifi is provided onboard. Good flight overall.

Asiana Airlines
8.3
Very good
462 reviews
Korean Air
8.5
Very good
1,036 reviews

Boarding

8.5

Food

8.1

Comfort

8.3

Overall

8.5

Entertainment

8.2

Crew

8.8

Reviews

1 / 20

10.0
Excellent

David,Dec 2024

JFK - MCO

Flight was short, so we did not get food, but that is expected. Only have entertainment a fair rating because no wifi is provided onboard. Good flight overall.

China Airlines
8.2
Very good
727 reviews
Korean Air
8.5
Very good
1,036 reviews

Boarding

8.5

Food

8.1

Comfort

8.3

Overall

8.5

Entertainment

8.2

Crew

8.8

Reviews

1 / 20

10.0
Excellent

David,Dec 2024

JFK - MCO

Flight was short, so we did not get food, but that is expected. Only have entertainment a fair rating because no wifi is provided onboard. Good flight overall.

Emirates
8.1
Very good
3,332 reviews
Korean Air
8.5
Very good
1,036 reviews

Boarding

8.5

Food

8.1

Comfort

8.3

Overall

8.5

Entertainment

8.2

Crew

8.8

Reviews

1 / 20

10.0
Excellent

David,Dec 2024

JFK - MCO

Flight was short, so we did not get food, but that is expected. Only have entertainment a fair rating because no wifi is provided onboard. Good flight overall.

Related info for your journey

Find useful and relevant information for your journey from Phnom Penh to San Francisco. 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 Phnom Penh to San Francisco round-trip?

    Cheapflights users have booked flights from Phnom Penh to San Francisco round-trip from $883. Other airlines that can offer you cheap pricing are Asiana Airlines, from $932, and China Airlines, from $992. These flights start at 20% lower than the current average price 3 months from now.

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

    The cheapest airlines for a one-way flight from Phnom Penh to San Francisco are Philippine Airlines ($465), China Eastern ($528), and China Southern ($596).

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Phnom Penh to San Francisco (average of $276). Flying from Phnom Penh to San Francisco in June is currently the most expensive (average of $405). 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

Traveling to a place near Phnom Penh?

Book flights to Phnom Penh if you plan to visit one of these locations
Roseville
Mountain View
Turlock
Santa Cruz
Fairfield
Manteca
Sausalito
Watsonville
Hayward
Richmond
Hollister
South San Francisco
Antioch
Milpitas
Elk Grove
Vallejo
Newark
Alameda
Campbell
Pacific Grove

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Alternative routes for Phnom Penh to San Francisco

See prices for flight routes from nearby airports that may be better suited for you.
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Top 7 airlines flying from Phnom Penh to San Francisco

Discover the top 7 airlines that operate flights from Phnom Penh to San Francisco. 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 enero 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
Philippine AirlinesCheapest$679Average$783FlexibilityNo cancel feeOn-time60%
Asiana AirlinesCheapest$706Average$745FlexibilityNo cancel feeOn-time76%
Cathay PacificCheapest$761Average$910FlexibilityNo cancel feeOn-time72%
Singapore AirlinesCheapest$829Average$1,027FlexibilityNo cancel feeOn-time81%
China AirlinesCheapest$848Average$1,064FlexibilityNo cancel feeOn-time70%
Korean AirCheapest$885Average$1,052FlexibilityNo cancel feeOn-time81%
EVA AirCheapest$1,039Average$1,203FlexibilityNo cancel feeOn-time74%
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