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

Popular airlines from Phnom Penh Intl. Airport (PNH) to San Francisco Intl. Airport (SFO)

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Find the cheapest month to fly from Phnom Penh (PNH) to San Francisco (SFO)

September is typically the cheapest month to fly

From $704 - $2,426 per traveler.
Flights from Phnom Penh (PNH) to San Francisco (SFO)
Origin airport
Phnom Penh Intl.
Destination airport
San Francisco Intl.
Distance
7867 mi

Phnom Penh to San Francisco Flights

The cheapest times to fly from Phnom Penh to San Francisco

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Phnom Penh to San Francisco are during the month of . You can find some of the cheapest flights from Phnom Penh to San Francisco with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Phnom Penh to San Francisco

Sunday is one of the best days to book for cheap flights from Phnom Penh to San Francisco: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Phnom Penh to San Francisco

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Phnom Penh to San Francisco in 2025. You can also book with separate airlines for your outbound and return journeys, from one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Phnom Penh to San Francisco flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Phnom Penh to San Francisco airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Phnom Penh Intl. Airport (PNH) to San Francisco Intl. Airport (SFO) cost?
Grab a cheap one-way flight or cheap return flight from Phnom Penh Intl. Airport (PNH) to San Francisco Intl. Airport (SFO) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from Phnom Penh Intl. Airport (PNH) to San Francisco Intl. Airport (SFO)?
Flying in can help you save, as it's the cheapest month for flights between PNH and SFO. You'll typically find the lowest fares during off-peak months.
What is the cheapest airline that flies from Phnom Penh Intl. Airport (PNH) to San Francisco Intl. Airport (SFO)?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that'll fly you from PNH to SFO. Then, sort your results by "Price (lowest to highest)" to snag a great deal.
How many flights per day from Phnom Penh Intl. Airport (PNH) to San Francisco Intl. Airport (SFO)?
You'll need to book a flight with a layover when traveling from Phnom Penh Intl. Airport (PNH) to San Francisco Intl. Airport (SFO). There are no daily direct flights on this route. However, just filter your search to include one or more stops to find an option that works for you.
What day of the week has the most flights from PNH to SFO?
You'll generally find Tuesday the quietest day for flights, while Fridays tend to be the busiest.* However this can change from season to season and during peak travel times or public holidays.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Phnom Penh Intl. Airport (PNH) to San Francisco Intl. Airport (SFO)?
To land at San Francisco Intl. Airport (SFO) on schedule, opt for a flight that takes off from Phnom Penh Intl. Airport (PNH) before 3 PM. The likelihood of cancellations is 22% higher, on average, for departures after this time.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Phnom Penh Intl. Airport (PNH) to San Francisco Intl. Airport (SFO) last-minute?
Booking your ticket from PNH to SFO just before your getaway is usually more expensive. However, if there's some wiggle room with your departure dates and times, you could snag a cheap last-minute fare.
Is it cheaper to book a PNH to SFO flight and hotel package?
Compared with arranging hotels and flights separately, booking a PNH to SFO flight and hotel package with Expedia could lead to significant savings. What's more, having everything in one easy place takes the hassle out of travel planning. Just secure your flights and choose from our wide range of hotels, then customize your trip with other add-ons like car rentals and activities.
Can I cancel or change the date of my flight from Phnom Penh Intl. Airport (PNH) to San Francisco Intl. Airport (SFO)?
If you reserved your PNH to SFO flight within the last 24 hours, you may be able to cancel or modify it without fees. Depending on the airline and the ticket type you purchased, additional charges may apply for changes after that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal for more details.

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