S$369 Cheap Flights from Philadelphia to San Francisco

View S$369 flight on Sun, 23 Nov, 2025Opens in a new window

Popular airlines from Philadelphia Intl. Airport (PHL) to San Francisco Intl. Airport (SFO)

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Cheap Flights from Philadelphia to San Francisco (PHL-SFO)

Prices were available within the past 7 days and start at S$369 for one-way flights and S$400 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Thu, 13 Nov - Mon, 17 Nov
PHL
Philadelphia
SFO
San Francisco
S$400 Return, found 6 days ago
S$400
Return
found 6 days ago
Select Delta flight, departing Thu, 13 Nov from Philadelphia to San Francisco, returning Mon, 17 Nov, priced at S$400 found 6 days ago
Delta
Thu, 13 Nov - Mon, 17 Nov
PHL
Philadelphia
SFO
San Francisco
S$446 Return, found 6 days ago
S$446
Return
found 6 days ago
Select Delta flight, departing Thu, 13 Nov from Philadelphia to San Francisco, returning Mon, 17 Nov, priced at S$446 found 6 days ago
Delta
Thu, 13 Nov - Mon, 17 Nov
PHL
Philadelphia
SFO
San Francisco
S$492 Return, found 6 days ago
S$492
Return
found 6 days ago
Select Delta flight, departing Thu, 13 Nov from Philadelphia to San Francisco, returning Mon, 17 Nov, priced at S$492 found 6 days ago
Delta
Thu, 13 Nov - Sun, 16 Nov
PHL
Philadelphia
SFO
San Francisco
S$499 Return, found 5 days ago
S$499
Return
found 5 days ago
Select Delta flight, departing Thu, 13 Nov from Philadelphia to San Francisco, returning Sun, 16 Nov, priced at S$499 found 5 days ago
American Airlines
Thu, 13 Nov - Mon, 17 Nov
PHL
Philadelphia
SFO
San Francisco
S$505 Return, found 6 days ago
S$505
Return
found 6 days ago
Select American Airlines flight, departing Thu, 13 Nov from Philadelphia to San Francisco, returning Mon, 17 Nov, priced at S$505 found 6 days ago
United
Thu, 13 Nov - Mon, 17 Nov
PHL
Philadelphia
SFO
San Francisco
S$505 Return, found 6 days ago
S$505
Return
found 6 days ago
Select United flight, departing Thu, 13 Nov from Philadelphia to San Francisco, returning Mon, 17 Nov, priced at S$505 found 6 days ago
United
Thu, 20 Nov - Wed, 26 Nov
PHL
Philadelphia
SFO
San Francisco
S$506 Return, found 1 day ago
S$506
Return
found 1 day ago
Select United flight, departing Thu, 20 Nov from Philadelphia to San Francisco, returning Wed, 26 Nov, priced at S$506 found 1 day ago
United
Thu, 13 Nov - Mon, 17 Nov
PHL
Philadelphia
SFO
San Francisco
S$512 Return, found 6 days ago
S$512
Return
found 6 days ago
Select United flight, departing Thu, 13 Nov from Philadelphia to San Francisco, returning Mon, 17 Nov, priced at S$512 found 6 days ago
United
Thu, 20 Nov - Wed, 26 Nov
PHL
Philadelphia
SFO
San Francisco
S$513 Return, found 1 day ago
S$513
Return
found 1 day ago
Select United flight, departing Thu, 20 Nov from Philadelphia to San Francisco, returning Wed, 26 Nov, priced at S$513 found 1 day ago
United
Thu, 20 Nov - Wed, 26 Nov
PHL
Philadelphia
SFO
San Francisco
S$519 Return, found 1 day ago
S$519
Return
found 1 day ago
Select United flight, departing Thu, 20 Nov from Philadelphia to San Francisco, returning Wed, 26 Nov, priced at S$519 found 1 day ago

Find the cheapest month to fly from Philadelphia (PHL) to San Francisco (SFO)

April is typically the cheapest month to fly

From S$181 - S$524 per traveller.
Philadelphia to San Francisco route information
Origin airport
Philadelphia Intl.
Destination airport
San Francisco Intl.
Airlines serving
American Airlines, Delta, United
Return price
S$400
Distance
4025 km
Average flight time
3 hours 36 mins

Flights from Philadelphia to San Francisco

There are several airlines that operate frequent flights from Philadelphia (PHL) to San Francisco (SFO) including

The earliest flight leaves Philadelphia Intl. Airport at 06:00 and arrives at San Francisco Intl. Airport at 08:55. The last flight of the day departs Philadelphia at 20:45 and arrives at San Francisco at 23:56.

The flight distance from Philadelphia to San Francisco is about 4069 km, the shortest flight is 05 hours 54 minutes with .

Expedia lets you search across the largest number of airlines and San Francisco flights, which means that you’ll be able to find a great flight deal at the perfect travel date and time. Our simple-to-use booking engine makes looking for terrific bargains easy and hassle-free; just enter your travel dates and departure city, and let Expedia do the rest! Adjust your travel dates and explore connecting flights to find an even better deal on your Philadelphia San Francisco flight!

Browse through dozens of options and rest assured that you’re seeing the best price guaranteed! Our friendly customer service representatives are here to serve you 24 hours day to provide assistance and answer any questions that you may have about booking your Philadelphia to San Francisco trip. There’s simply no substitute for great prices suited to your travel needs and backed by excellent customer support.

Combine your San Francisco flight with a hotel and/or car rental for a package deal designed to save you even more money! Discover additional savings by booking in advance or find a last minute deal. There are tons of ways to save on your flights from Philadelphia to San Francisco with Expedia. Use us as your stop travel destination and have the confidence that you’re getting a bargain!

Frequently asked questions

How much is a flight from Philadelphia Airport to SFO?
Round-trip tickets between PHL and San Francisco Intl. Airport (SFO) start from S$400. This is based on fares offered within the last 7 days on Expedia for flights departing within the next year — book now so you don't miss 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 Philadelphia Airport to San Francisco Airport?
We get that your situation can change unexpectedly, so we've made it as easy as possible for you to cancel your flight online. Just visit the Customer Service Portal and follow the instructions.
How do I find cheap flights from Philadelphia Intl. Airport (PHL) 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 Philadelphia Intl. Airport (PHL) to San Francisco Airport flights, you'll see a "no change fees" filter for you to select.
How far is the flight from Philadelphia Intl. Airport (PHL) to San Francisco Intl. Airport (SFO)?
Philadelphia to San Francisco is around 4,100 kilometres, so get ready to spend a while in the air. Make sure you pack all the essentials, from your eye mask to your earphones. Take a few snacks to nibble on throughout your flight too.
Which airlines fly direct from PHL to SFO?
American Airlines (AA) is the preferred option for many travellers. It operates 65 flights between Philadelphia Airport and SFO each month. You could also take a look at fares with United Airlines (UA). It operates 30 flights a month between Philadelphia and San Francisco.
Are PHL to SFO flight tickets cheaper when they're purchased at the last minute?
Flight prices are constantly going up and down, so not always. While last-minute flight deals between Philadelphia Intl. Airport (PHL) and San Francisco Intl. Airport (SFO) are possible, it also makes sense to keep track of prices well before you fly. In fact, some carriers advertise their prices up to a year ahead of the departure date. Expedia is constantly updating the best airfare bargains around, so check back often and be ready to book when prices drop.

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