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

View AU$547 flight on Tue, 9 Sep. 2025Opens in a new window

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

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

Prices were available within the past 7 days for one-way flights and round trip tickets for the period specified. Prices and availability are subject to change. Additional terms apply.

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

September is typically the cheapest month to fly

From AU$1,111 - AU$1,764 per traveller.

Graph displaying average flight prices per month

Flight from Phnom Penh to San Francisco route information
Origin airport
Phnom Penh Intl.
Destination airport
San Francisco Intl.
Distance
12588 km

Your quick guide to flights from Phnom Penh to San Francisco

Pick up great flights from Phnom Penh to San Francisco

With Expedia, you have your pick of flights a day with 20 airlines covering flights from Phnom Penh to San Francisco. Whether you’re on a business trip, a family holiday or a luxury break, just enter your travel dates, hit search then check out your choice of flights. Select from return, one way or multi-city flights, and use the advance search tool if you want a direct or refundable flight. You can narrow your search to show you just your preferred cabin class and airline, too. It’s all easy. You can book direct flights from Phnom Penh to San Francisco that take around hours.

Find cheap flights from Phnom Penh to San Francisco

From the great flight deals with prices currently ranging from to , you can choose to see the cheapest flights first. Generally, you can book the cheapest flights from Phnom Penh to San Francisco around 4 to 6 weeks in advance. If your travel dates are flexible, try to avoid weekends and peak seasons – when you are more likely to grab the lowest prices. Even last minute, there are some impressive deals. The cheapest time to fly to San Francisco is normally in .

Reasons to book your flight from Phnom Penh to San Francisco with Expedia

Expedia makes it easy to find, book, and travel, with everything you need all in one place. When you enter your travel details, find fantastic deals just for you on flight tickets from Phnom Penh to San Francisco across all the main airline carriers, so you can save time, dollars, and hassle finding the perfect flight. If you think your plans could change, choose refundable flights so any changes won’t cost you more. Book your flight to San Francisco right now and, if you join Expedia Rewards, you earn points this time and every time you travel with Expedia.

Frequently asked questions

How much is a flight from Phnom Penh Intl. Airport (PNH) to SFO?
Round-trip flights between Phnom Penh Airport and San Francisco Airport start from . This is based on fares advertised within the last 7 days on Expedia for flights departing within the next year — make your booking ASAP to avoid missing out. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Phnom Penh Airport to SFO?
The majority of flights can be cancelled online, but each airline has different terms and conditions. If you do have to cancel your flight, check out our Customer Service Portal and follow the instructions.
How do I find cheap flights from Phnom Penh Intl. Airport (PNH) to SFO that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for Phnom Penh Airport to San Francisco Airport flights, you'll see a "no change fees" filter for you to select.
How far is the flight from Phnom Penh Airport to SFO?
The distance is around 12 700 kilometres, so fill your carry-on luggage with whatever you need to make the long journey comfortable. Not sure what to take on board your Cambodia to San Francisco flight? A sleep mask, earplugs and a neck pillow are a few essentials.
Which airlines fly direct from Phnom Penh Airport to SFO?
You won't find any airlines flying directly between Phnom Penh Intl. Airport (PNH) and SFO, so be prepared to make at least one stop on your journey. A layover can be a welcome way to break up a trip!
Are PNH to San Francisco Airport flight tickets cheaper when they're purchased at the last minute?
It is possible to score an awesome last-minute deal from Phnom Penh Intl. Airport (PNH) to San Francisco Airport, but it's also possible to miss out altogether! As many airlines release prices up to 12 months in advance, it's worth keeping an eye on fares early and being ready to book when you see a bargain. Expedia compares air carrier prices and updates flight deals regularly, so you can rest assured you're always seeing the latest offers.

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