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

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

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

January is typically the cheapest month to fly

From $639 - $1,800 per traveler.

Frequently asked questions

How much does a flight from San Francisco Intl. Airport (SFO) to Phnom Penh Intl. Airport (PNH) cost?
Lock in a cheap one-way flight or cheap return flight from San Francisco Intl. Airport (SFO) to Phnom Penh Intl. Airport (PNH) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from San Francisco Intl. Airport (SFO) to Phnom Penh Intl. Airport (PNH)?
Planning your trip for can help you save, as it's the cheapest month for flights between SFO and PNH. You'll usually find the lowest fares during off-peak months.
What is the cheapest airline that flies from San Francisco Intl. Airport (SFO) to Phnom Penh Intl. Airport (PNH)?
Use the filter tool on Expedia to compare different airlines and find the most affordable carrier that'll fly you from SFO to PNH. Then, sort your results by "Price (lowest to highest)" to pick up the best deal available.
How many flights per day from San Francisco Intl. Airport (SFO) to Phnom Penh Intl. Airport (PNH)?
You'll need to book a flight with a layover when traveling from San Francisco Intl. Airport (SFO) to Phnom Penh Intl. Airport (PNH). Direct flights don't operate daily on this route. However, just filter your search to include one or two stops to discover the best option for your trip.
What day of the week has the most flights from SFO to PNH?
Friday is usually the busiest day for flights, while Tuesday tends to be the quietest.* Remember that flight schedules can vary depending on various factors, such as the season and airline.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from San Francisco Intl. Airport (SFO) to Phnom Penh Intl. Airport (PNH)?
To avoid possible delays on the San Francisco Intl. Airport (SFO) to Phnom Penh Intl. Airport (PNH) route, fly before 3 PM. Departures after this time have a 22% higher chance of cancellation.**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 San Francisco Intl. Airport (SFO) to Phnom Penh Intl. Airport (PNH) last-minute?
Waiting until just before your departure to book a ticket from SFO to PNH generally means paying more. While you may come across some last-minute deals, there's no guarantee. Be flexible with your travel plans to boost your chances of landing a bargain.
Is it cheaper to book a SFO to PNH flight and hotel package?
You can save money by booking a SFO to PNH flight and hotel package compared to booking separately. In fact, you could save hundreds of dollars by bundling with Expedia. And it's easy to manage everything in one convenient place. Once you've selected your ideal accommodations and flights, you can add extras like car rentals, activities and tours.
Can I cancel or change the date of my flight from San Francisco Intl. Airport (SFO) to Phnom Penh Intl. Airport (PNH)?
In most cases, you can cancel or modify your SFO to PNH flight. However, there may be additional charges, especially if you made your booking over 24 hours ago. Check your itinerary for the airline's fees and rules on flight changes, or if you want more information, go to our Customer Service portal.

Travel information

Travel information

Origin airport
San Francisco Intl.
Destination airport
Phnom Penh Intl.
Distance
7867 mi

Book with confidence

Book with confidence

San Francisco to Phnom Penh Flights

The cheapest times to fly from San Francisco to Phnom Penh

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 San Francisco to Phnom Penh are during the month of . You can find some of the cheapest flights from San Francisco to Phnom Penh with Expedia's search tool and vast selection of airlines.

 

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

Sunday is one of the best days to book for cheap flights from San Francisco to Phnom Penh: 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 San Francisco to Phnom Penh

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 San Francisco to Phnom Penh 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 San Francisco to Phnom Penh 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 San Francisco to Phnom Penh 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.

 

San Francisco to Phnom Penh Flights

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*Available to One Key members.