$112 Cheap Flights from San Francisco (SFO) to Philadelphia (PHL)

View $112 flight on Thu, Oct 30, 2025Opens in a new window

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

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Today's featured flight deals from San Francisco Intl. Airport (SFO) to Philadelphia Intl. Airport (PHL)

Nonstop
Carry-on included
Lower price than typical

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

Prices were available within the past 7 days and start at $112 for one-way flights and $251 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frontier Airlines
Mon, Nov 3 - Fri, Nov 7
SFO
San Francisco
PHL
Philadelphia
$251 Roundtrip, found 1 hour ago
$251
Roundtrip
found 1 hour ago
Select Frontier Airlines flight, departing Mon, Nov 3 from San Francisco to Philadelphia, returning Fri, Nov 7, priced at $251 found 1 hour ago
Frontier Airlines
Mon, Nov 17 - Thu, Nov 20
SFO
San Francisco
PHL
Philadelphia
$257 Roundtrip, found 2 hours ago
$257
Roundtrip
found 2 hours ago
Select Frontier Airlines flight, departing Mon, Nov 17 from San Francisco to Philadelphia, returning Thu, Nov 20, priced at $257 found 2 hours ago
Frontier Airlines
Wed, Oct 29 - Sat, Nov 1
SFO
San Francisco
PHL
Philadelphia
$264 Roundtrip, found 3 hours ago
$264
Roundtrip
found 3 hours ago
Select Frontier Airlines flight, departing Wed, Oct 29 from San Francisco to Philadelphia, returning Sat, Nov 1, priced at $264 found 3 hours ago
Frontier Airlines
Mon, Nov 3 - Thu, Nov 13
SFO
San Francisco
PHL
Philadelphia
$266 Roundtrip, found 12 hours ago
$266
Roundtrip
found 12 hours ago
Select Frontier Airlines flight, departing Mon, Nov 3 from San Francisco to Philadelphia, returning Thu, Nov 13, priced at $266 found 12 hours ago
Delta
Wed, Oct 29 - Sat, Nov 1
SFO
San Francisco
PHL
Philadelphia
$267 Roundtrip, found 3 hours ago
$267
Roundtrip
found 3 hours ago
Select Delta flight, departing Wed, Oct 29 from San Francisco to Philadelphia, returning Sat, Nov 1, priced at $267 found 3 hours ago
Frontier Airlines
Mon, Nov 17 - Thu, Dec 4
SFO
San Francisco
PHL
Philadelphia
$269 Roundtrip, found 1 day ago
$269
Roundtrip
found 1 day ago
Select Frontier Airlines flight, departing Mon, Nov 17 from San Francisco to Philadelphia, returning Thu, Dec 4, priced at $269 found 1 day ago
Southwest Airlines
Wed, Oct 29 - Sat, Nov 1
SFO
San Francisco
PHL
Philadelphia
$272 Roundtrip, found 3 hours ago
$272
Roundtrip
found 3 hours ago
Select Southwest Airlines flight, departing Wed, Oct 29 from San Francisco to Philadelphia, returning Sat, Nov 1, priced at $272 found 3 hours ago
Frontier Airlines
Thu, Oct 30 - Fri, Oct 31
SFO
San Francisco
PHL
Philadelphia
$279 Roundtrip, found 8 hours ago
$279
Roundtrip
found 8 hours ago
Select Frontier Airlines flight, departing Thu, Oct 30 from San Francisco to Philadelphia, returning Fri, Oct 31, priced at $279 found 8 hours ago
JetBlue Airways
Fri, Nov 14 - Sat, Nov 15
SFO
San Francisco
PHL
Philadelphia
$283 Roundtrip, just found
$283
Roundtrip
just found
Select JetBlue Airways flight, departing Fri, Nov 14 from San Francisco to Philadelphia, returning Sat, Nov 15, priced at $283 just found
American Airlines
Fri, Nov 14 - Sat, Nov 15
SFO
San Francisco
PHL
Philadelphia
$284 Roundtrip, just found
$284
Roundtrip
just found
Select American Airlines flight, departing Fri, Nov 14 from San Francisco to Philadelphia, returning Sat, Nov 15, priced at $284 just found

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

February is typically the cheapest month to fly

From $140 - $413 per traveler.

Alternative airports near Philadelphia

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to New Castle ILG. Average driving time to city center is 44 minutes. Flights from $448
ILG
New Castle
Average driving time to city center44 min
Flights from $448
Flights from San Francisco (SFO) to Philadelphia (PHL)
Origin airport
San Francisco Intl.
Destination airport
Philadelphia Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, Frontier Airlines, Hawaiian Airlines, JetBlue Airways, Southwest Airlines, Sun Country Airlines, United
Roundtrip price
$251
Distance
2515 mi
Average flight time
9 hours 27 mins

San Francisco to Philadelphia Flights

The cheapest times to fly from San Francisco to Philadelphia

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

 

The best time to book a flight from San Francisco to Philadelphia

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

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 Philadelphia in 2025. You can also book with separate airlines for your outbound and return journeys, from $112 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 Philadelphia 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 Philadelphia 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.

 

Frequently asked questions

How much does a flight from San Francisco Intl. Airport (SFO) to Philadelphia Intl. Airport (PHL) cost?
Snag a cheap one-way flight from $112 or cheap return flight from $251 from San Francisco Intl. Airport (SFO) to Philadelphia Intl. Airport (PHL) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight deals on this route.
What is the cheapest month to fly from San Francisco Intl. Airport (SFO) to Philadelphia Intl. Airport (PHL)?
November is the most affordable month to fly from SFO to PHL. Traveling during quieter months is often the key to finding better fares.
Which airlines fly direct from San Francisco Intl. Airport (SFO) to Philadelphia Intl. Airport (PHL)?
You can travel nonstop from San Francisco Intl. Airport (SFO) to Philadelphia Intl. Airport (PHL) on an American Airlines flight.
What is the cheapest airline that flies from San Francisco Intl. Airport (SFO) to Philadelphia Intl. Airport (PHL)?
The cheapest airline to offer flights between San Francisco Intl. Airport (SFO) and Philadelphia Intl. Airport (PHL) can change depending on your travel dates. United Airlines and American Airlines are just some of your options offering competitive fares. Use Expedia's search tool to compare airlines in one place and find the right SFO to PHL flight for your budget.
How many flights per day from San Francisco Intl. Airport (SFO) to Philadelphia Intl. Airport (PHL)?
With an average of 3 direct flights that operate from San Francisco Intl. Airport (SFO) to Philadelphia Intl. Airport (PHL) every day, you'll be on your way in no time.
What are the most popular departure times for flights from San Francisco Intl. Airport (SFO) to Philadelphia Intl. Airport (PHL)?
Flights between SFO and PHL tend to be busiest at 7 AM. If you're after a more relaxed atmosphere and possibly cheaper prices, choose a departure outside the usual busy windows.
What day of the week has the most flights from SFO to PHL?
If you jet off on a Friday, you'll get the biggest range of choices for flights from San Francisco Intl. Airport (SFO) to Philadelphia Intl. Airport (PHL).
What is the earliest flight from San Francisco Intl. Airport (SFO) to Philadelphia Intl. Airport (PHL)?
The earliest flight leaving from San Francisco Intl. Airport (SFO) is at around 7:30AM UTC-8. Catch this flight and you'll touch down at Philadelphia Intl. Airport (PHL) at approximately 3:51PM UTC-5. The total time in the air is 5h 21m.
How long does it take to fly from San Francisco Intl. Airport (SFO) to Philadelphia Intl. Airport (PHL)?
The average flight duration from SFO to PHL is 5 hours and 24 minutes, covering a distance of 2,500 mi.
What airline has the least delays from SFO to PHL?
Consider traveling with Alaska Airlines if you'd like to fly straight from San Francisco Intl. Airport (SFO) to Philadelphia Intl. Airport (PHL) without any holdups. This carrier has the best track record for punctuality, with an on-time score of 85%. Want to get notified of any changes? You can keep an eye on your flight status using the Expedia App.
What is the best time to fly from San Francisco Intl. Airport (SFO) to Philadelphia Intl. Airport (PHL)?
To avoid potential delays on the San Francisco Intl. Airport (SFO) to Philadelphia Intl. Airport (PHL) route, aim to travel before 3 PM. Later flights have a 22% higher chance of being canceled.**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.
What airports do you fly into for Philadelphia from San Francisco Intl. Airport (SFO)?
Check out your flight options from San Francisco Intl. Airport (SFO) to Philadelphia Intl. Airport (PHL). This is the only airport in Philadelphia you can fly into if you're taking a direct flight.
Is it cheaper to buy a plane ticket from San Francisco Intl. Airport (SFO) to Philadelphia Intl. Airport (PHL) last-minute?
Booking your flight from SFO to PHL just before your trip is generally more expensive. But if you're flexible with your departure times and dates, you could grab a cheap last-minute fare.
Is it cheaper to book a SFO to PHL flight and hotel package?
Compared with arranging flights and hotels separately, booking a SFO to PHL flight and hotel package with Expedia could lead to significant savings. Better yet, having everything in one convenient place will take the hassle out of planning your trip. Just secure your flights and choose from our wide range of hotels, then tailor your trip with extras like tours, car rentals and activities.
Can I cancel or change the date of my flight from San Francisco Intl. Airport (SFO) to Philadelphia Intl. Airport (PHL)?
If you reserved your SFO to PHL flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the fare type you purchased, additional charges may apply for changes after that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

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*Available to One Key members.