A spacious airport terminal with a high ceiling and natural light.

฿10,940 Cheap Flights from Philadelphia (PHL) to San Francisco (SFO)

View ฿10,940 flight on Mon, 7 Dec 2026Opens in a new window

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

  • Be in the know

    Get alerts if flight prices drop or rise*

  • Book smarter

    Save up to 40% on select hotels after you book a flight*

  • Earn twice

    Earn your airline miles on top of our rewards
    Sign in

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

Prices were available within the past 7 days and start at ฿10,940 for one-way flights and ฿13,155 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Fri, 9 Oct - Sun, 11 Oct
PHL
Philadelphia
SFO
San Francisco
฿13,155 Return, found 5 days ago
฿13,155
Return
found 5 days ago
Select Delta flight, departing Fri, 9 Oct from Philadelphia to San Francisco, returning Sun, 11 Oct, priced at ฿13,155 found 5 days ago
United
Fri, 9 Oct - Sun, 11 Oct
PHL
Philadelphia
SFO
San Francisco
฿15,865 Return, found 5 days ago
฿15,865
Return
found 5 days ago
Select United flight, departing Fri, 9 Oct from Philadelphia to San Francisco, returning Sun, 11 Oct, priced at ฿15,865 found 5 days ago
United
Fri, 9 Oct - Sun, 11 Oct
PHL
Philadelphia
SFO
San Francisco
฿16,200 Return, found 5 days ago
฿16,200
Return
found 5 days ago
Select United flight, departing Fri, 9 Oct from Philadelphia to San Francisco, returning Sun, 11 Oct, priced at ฿16,200 found 5 days ago
United
Fri, 9 Oct - Sun, 11 Oct
PHL
Philadelphia
SFO
San Francisco
฿17,555 Return, found 5 days ago
฿17,555
Return
found 5 days ago
Select United flight, departing Fri, 9 Oct from Philadelphia to San Francisco, returning Sun, 11 Oct, priced at ฿17,555 found 5 days ago
United
Fri, 9 Oct - Sun, 11 Oct
PHL
Philadelphia
SFO
San Francisco
฿17,890 Return, found 5 days ago
฿17,890
Return
found 5 days ago
Select United flight, departing Fri, 9 Oct from Philadelphia to San Francisco, returning Sun, 11 Oct, priced at ฿17,890 found 5 days ago
Delta
Fri, 9 Oct - Sun, 11 Oct
PHL
Philadelphia
SFO
San Francisco
฿18,560 Return, found 5 days ago
฿18,560
Return
found 5 days ago
Select Delta flight, departing Fri, 9 Oct from Philadelphia to San Francisco, returning Sun, 11 Oct, priced at ฿18,560 found 5 days ago
American Airlines
Fri, 9 Oct - Sun, 11 Oct
PHL
Philadelphia
SFO
San Francisco
฿18,570 Return, found 5 days ago
฿18,570
Return
found 5 days ago
Select American Airlines flight, departing Fri, 9 Oct from Philadelphia to San Francisco, returning Sun, 11 Oct, priced at ฿18,570 found 5 days ago
American Airlines
Fri, 9 Oct - Sun, 11 Oct
PHL
Philadelphia
SFO
San Francisco
฿18,905 Return, found 5 days ago
฿18,905
Return
found 5 days ago
Select American Airlines flight, departing Fri, 9 Oct from Philadelphia to San Francisco, returning Sun, 11 Oct, priced at ฿18,905 found 5 days ago
American Airlines
Fri, 9 Oct - Sun, 11 Oct
PHL
Philadelphia
SFO
San Francisco
฿19,240 Return, found 5 days ago
฿19,240
Return
found 5 days ago
Select American Airlines flight, departing Fri, 9 Oct from Philadelphia to San Francisco, returning Sun, 11 Oct, priced at ฿19,240 found 5 days ago

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 ฿13,155. 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.

Travel information

Origin airport
Philadelphia Intl.
Destination airport
San Francisco Intl.
Return price
฿13,155
Distance
4025 km
Average flight time
3 hours 9 mins

Book with confidence

Perfect flights from Philadelphia to San Francisco

Embark on an unforgettable journey without breaking the bank with Expedia's incredible deals on cheap flights from Philadelphia to San Francisco. Whether you're aching for a romantic escape with your partner, craving an adventurous solo expedition, or yearning to immerse yourself in the local history and culture, we've got you covered.
 
Picture yourself strolling through the streets of , surrounded by breathtaking architecture and absorbing the vibrant atmosphere of this captivating city. Indulge in the mouth-watering local specialties, from tantalizing street food to exquisite fine dining. With Expedia, you can experience all of this and more, without sacrificing your budget.
 
Our flexible Philadelphia Intl. to San Francisco Intl. ticket options cater to your travel preferences, with incredible one-way fares from ฿10,940 and roundtrip prices from ฿13,155. Whether you're planning a short city break or a longer adventure, our dynamic pricing ensures that you find the best deals for your journey.
 
But the magic doesn't stop there. Expedia offers a range of partner services to enhance your trip. Rent a car at San Francisco Intl. and explore and its surrounding areas at your own pace. Discover hidden gems off the beaten path, and create unforgettable memories. We also provide a handpicked selection of accommodations, from charming bed and breakfasts to luxury hotels, ensuring that you have a comfortable and memorable stay.
 
Planning your next great adventure is a breeze with Expedia. Our user-friendly platform, unbeatable prices, and round-the-clock customer support are designed to make your travel experience seamless and stress-free. So, why wait? Book your to travel arrangements today and embark on the journey of a lifetime in San Francisco.
Perfect flights from Philadelphia to San Francisco
*Available to Expedia members.