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Cheap flights from San Francisco to Phnom Penh from $6,666

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from San Francisco to Phnom Penh departing on 7/15. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from San Francisco to Phnom Penh

Cheap round-trip flights

Enter your travel dates to find the best prices.
British Airways Logo
4:35 pm - 10:00 am
SFO
-
PNH
51h 25m
2 stops
British Airways Logo
6:20 pm - 5:40 pm
PNH
-
SFO
37h 20m
2 stops
$9,054British Airways
Wed, Jul 8 - Wed, Jul 22
British Airways Logo
4:35 pm - 10:00 am
SFO
-
PNH
51h 25m
2 stops
British Airways Logo
6:20 pm - 10:55 pm
PNH
-
SFO
42h 35m
3 stops
$9,093British Airways
Wed, Jul 8 - Wed, Jul 22

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British Airways flights from San Francisco to Phnom Penh

Our best British Airways deals on San Francisco to Phnom Penh flight tickets
British Airways
Jul 8
SFO4:35 pmSan Francisco
51h 25m
2 stops
PNH10:00 amPhnom Penh Pochentong
Jul 22
PNH6:20 pmPhnom Penh Pochentong
37h 20m
2 stops
SFO5:40 pmSan Francisco
$9,054
British Airways
Jul 8
SFO4:35 pmSan Francisco
51h 25m
2 stops
PNH10:00 amPhnom Penh Pochentong
Jul 22
PNH6:20 pmPhnom Penh Pochentong
42h 35m
3 stops
SFO10:55 pmSan Francisco
$9,093

momondo 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, momondo users made 832,500 searches. Data last updated April 22, 2026.
Use the filters below to find and compare flights from San Francisco to Phnom Penh that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

San FranciscoPhnom Penh

SFO - PNH

SFOPNH

San Francisco

Wed 7/8

4:35 pm-10:00 am

2 stops51h 25m

Phnom Penh Pochentong

Wed 7/22

6:20 pm-5:40 pm

2 stops37h 20m

$9,054

San FranciscoPhnom Penh

SFO - PNH

SFOPNH

San Francisco

Wed 7/8

4:35 pm-10:00 am

2 stops51h 25m

Phnom Penh Pochentong

Wed 7/22

6:20 pm-10:55 pm

3 stops42h 35m

$9,093
Cheapest one-way
Quickest one-way

San FranciscoPhnom Penh

SFO - PNH

SFOPNH

San Francisco

Wed 7/15

4:35 pm-10:00 am

2 stops51h 25m

$6,666

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to Phnom Penh from

How to get the cheapest flight ticket from San Francisco to Phnom Penh

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between San Francisco and Phnom Penh?

What is the cheapest month to fly to Phnom Penh?

In general, February is the cheapest month to fly from San Francisco to Phnom Penh. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $694. If you aren’t able to travel to Phnom Penh during the month of February, then flying in October is also cheap. Prices for this month can be found on momondo for an average of $743.

How far in advance should I book a flight to Phnom Penh?

You are more likely to see cheaper flights to Phnom Penh from San Francisco when booking weeks ahead of your departure date. In general, you can expect to find flights to Phnom Penh for around $992 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Phnom Penh from San Francisco for as low as $736 on momondo.

Can stopping save me money on San Francisco to Phnom Penh flights?

You could potentially save up to 17% on your flight if you consider stops on a San Francisco to Phnom Penh flight.

How have San Francisco to Phnom Penh flight prices changed over time?

When to book flights from San Francisco to Phnom Penh

Are you open to changing your travel dates? Check out the ideal times to fly from San Francisco to Phnom Penh according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap San Francisco to Phnom Penh (SFO to PNH) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from San Francisco to Phnom Penh

Fastest flight time

51h 25m

Direct flights

None
The fastest flight from San Francisco to Phnom Penh takes 51h 25m
There are no direct flights from San Francisco to Phnom Penh. There are no popular flight routes from San Francisco to Phnom Penh.
Search flight deals

Frequently asked questions about flying from San Francisco to Phnom Penh

  • How far is San Francisco to Phnom Penh Pochentong by plane?

    The distance between San Francisco and Phnom Penh Pochentong is about 7851.3 mi. A reasonable flight in good conditions will take 51h 25m.

  • When did momondo last update prices for flights from San Francisco Airport to Phnom Penh Pochentong Airport?

    Prices for flights from San Francisco Airport to Phnom Penh Pochentong Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from San Francisco Airport to Phnom Penh Pochentong Airport?

  • How old do you have to be to fly from San Francisco Airport to Phnom Penh Pochentong Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from San Francisco Airport to Phnom Penh Pochentong Airport.

  • What documentation or ID do you need to fly to Phnom Penh Pochentong Airport?

    The travel and health documents required for your trip to Phnom Penh Pochentong Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Phnom Penh Pochentong Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular airline from San Francisco to Phnom Penh?

Best airlines flying from San Francisco to Phnom Penh

Compare and see reviews for airlines that fly from San Francisco to Phnom Penh with momondo
Airline
Rating
Free Cancellation
Price
Singapore AirlinesPriceFrom $565Free CancellationRating
8.2
1,502 reviews
Search Singapore Airlines flights
China EasternPriceFrom $674Free CancellationRating
7.2
208 reviews
Search China Eastern flights
Cathay PacificPriceFrom $709Free CancellationRating
7.6
1,289 reviews
Search Cathay Pacific flights
Asiana AirlinesPriceFrom $737Free CancellationRating
8.0
519 reviews
Search Asiana Airlines flights
Vietnam AirlinesPriceFrom $738Free CancellationRating
7.7
260 reviews
Search Vietnam Airlines flights
Korean AirPriceFrom $741Free CancellationRating
8.4
1,212 reviews
Search Korean Air flights
China AirlinesPriceFrom $764Free CancellationRating
8.3
818 reviews
Search China Airlines flights
EVA AirPriceFrom $918Free CancellationRating
8.5
1,422 reviews
Search EVA Air flights

Why use momondo?

Why should I use momondo to find a flight deal from San Francisco to Phnom Penh?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from San Francisco to Phnom Penh for you.

Can I find flights from San Francisco to Phnom Penh with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for San Francisco to Phnom Penh flights to just show those with flexible booking policies.

How can momondo help me find flights from San Francisco to Phnom Penh?

momondo helps you find the best flight between San Francisco and Phnom Penh by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from San Francisco to Phnom Penh right now. Can momondo alert me if prices change?

If you are not ready to book a flight from San Francisco to Phnom Penh now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Phnom Penh and let you know when they change.

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