$65 Cheap Flights from Philadelphia (PHL) to San Francisco (SFO)

View $65 flight on Thu, Nov 13, 2025Opens in a new window

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

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

Nonstop
Carry-on included
Lower price than typical

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

Prices were available within the past 7 days and start at $65 for one-way flights and $140 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frontier Airlines
Thu, Nov 13 - Mon, Nov 17
PHL
Philadelphia
SFO
San Francisco
$140 Roundtrip, found 2 hours ago
$140
Roundtrip
found 2 hours ago
Select Frontier Airlines flight, departing Thu, Nov 13 from Philadelphia to San Francisco, returning Mon, Nov 17, priced at $140 found 2 hours ago
Frontier Airlines
Mon, Nov 10 - Mon, Nov 17
PHL
Philadelphia
SFO
San Francisco
$176 Roundtrip, found 13 hours ago
$176
Roundtrip
found 13 hours ago
Select Frontier Airlines flight, departing Mon, Nov 10 from Philadelphia to San Francisco, returning Mon, Nov 17, priced at $176 found 13 hours ago
Frontier Airlines
Mon, Dec 15 - Sat, Jan 10
PHL
Philadelphia
SFO
San Francisco
$196 Roundtrip, found 3 days ago
$196
Roundtrip
found 3 days ago
Select Frontier Airlines flight, departing Mon, Dec 15 from Philadelphia to San Francisco, returning Sat, Jan 10, priced at $196 found 3 days ago
Frontier Airlines
Mon, Dec 15 - Mon, Jan 5
PHL
Philadelphia
SFO
San Francisco
$200 Roundtrip, found 16 hours ago
$200
Roundtrip
found 16 hours ago
Select Frontier Airlines flight, departing Mon, Dec 15 from Philadelphia to San Francisco, returning Mon, Jan 5, priced at $200 found 16 hours ago
Frontier Airlines
Thu, Oct 30 - Mon, Nov 10
PHL
Philadelphia
SFO
San Francisco
$206 Roundtrip, found 4 hours ago
$206
Roundtrip
found 4 hours ago
Select Frontier Airlines flight, departing Thu, Oct 30 from Philadelphia to San Francisco, returning Mon, Nov 10, priced at $206 found 4 hours ago
Frontier Airlines
Thu, Nov 20 - Thu, Nov 27
PHL
Philadelphia
SFO
San Francisco
$211 Roundtrip, found 21 hours ago
$211
Roundtrip
found 21 hours ago
Select Frontier Airlines flight, departing Thu, Nov 20 from Philadelphia to San Francisco, returning Thu, Nov 27, priced at $211 found 21 hours ago
JetBlue Airways
Wed, Dec 10 - Mon, Dec 15
PHL
Philadelphia
SFO
San Francisco
$212 Roundtrip, found 1 hour ago
$212
Roundtrip
found 1 hour ago
Select JetBlue Airways flight, departing Wed, Dec 10 from Philadelphia to San Francisco, returning Mon, Dec 15, priced at $212 found 1 hour ago
Alaska Airlines
Wed, Dec 10 - Mon, Dec 15
PHL
Philadelphia
SFO
San Francisco
$225 Roundtrip, found 1 hour ago
$225
Roundtrip
found 1 hour ago
Select Alaska Airlines flight, departing Wed, Dec 10 from Philadelphia to San Francisco, returning Mon, Dec 15, priced at $225 found 1 hour ago
American Airlines
Sat, Feb 21 - Wed, Feb 25
PHL
Philadelphia
SFO
San Francisco
$247 Roundtrip, found 3 days ago
$247
Roundtrip
found 3 days ago
Select American Airlines flight, departing Sat, Feb 21 from Philadelphia to San Francisco, returning Wed, Feb 25, priced at $247 found 3 days ago
United
Fri, Dec 5 - Mon, Dec 8
PHL
Philadelphia
SFO
San Francisco
$289 Roundtrip, just found
$289
Roundtrip
just found
Select United flight, departing Fri, Dec 5 from Philadelphia to San Francisco, returning Mon, Dec 8, priced at $289 just found

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

April is typically the cheapest month to fly

From $140 - $406 per traveler.

Alternative airports near San Francisco

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

Select flight to Norman Y. Mineta San Jose Intl. SJC. Average driving time to city center is 50 minutes. Flights from $265
SJC
Norman Y. Mineta San Jose Intl.
Average driving time to city center50 min
Flights from $265
Select flight to Oakland Intl. OAK. Average driving time to city center is 26 minutes. Flights from $339
OAK
Oakland Intl.
Average driving time to city center26 min
Flights from $339

Frequently asked questions

How much does a flight from Philadelphia Intl. Airport (PHL) to San Francisco Intl. Airport (SFO) cost?
Snag a cheap one-way flight from $65 or cheap return flight from $140 from Philadelphia Intl. Airport (PHL) to San Francisco Intl. Airport (SFO) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from Philadelphia Intl. Airport (PHL) to San Francisco Intl. Airport (SFO)?
November is the least expensive month to fly from PHL to SFO. Traveling during an off-peak travel window is often the key to finding better deals on flights.
Which airlines fly direct from Philadelphia Intl. Airport (PHL) to San Francisco Intl. Airport (SFO)?
You can travel nonstop from Philadelphia Intl. Airport (PHL) to San Francisco Intl. Airport (SFO) on an American Airlines flight.
What is the cheapest airline that flies from Philadelphia Intl. Airport (PHL) to San Francisco Intl. Airport (SFO)?
United Airlines and American Airlines are popular airlines offering competitive fares. Don't forget that flight prices from Philadelphia Intl. Airport (PHL) to San Francisco Intl. Airport (SFO) can vary based on the time of year, demand and how early you book. With Expedia's search tool, you can easily find a PHL to SFO flight that works with your plans and budget.
How many flights per day from Philadelphia Intl. Airport (PHL) to San Francisco Intl. Airport (SFO)?
With, on average, 3 nonstop flights departing from Philadelphia Intl. Airport (PHL) to San Francisco Intl. Airport (SFO) each day, you'll be jetting off in no time.
What are the most popular departure times for flights from Philadelphia Intl. Airport (PHL) to San Francisco Intl. Airport (SFO)?
More travelers fly between PHL and SFO at 6 PM than at any other time. Rather go when it's quieter? Travel outside of rush hours and you could save on your fare as well.
What day of the week has the most flights from PHL to SFO?
Friday has the most flights from Philadelphia Intl. Airport (PHL) to San Francisco Intl. Airport (SFO). Consider jetting off on this day and you'll have the best chance of finding a departure that fits your plans.
What is the earliest flight from Philadelphia Intl. Airport (PHL) to San Francisco Intl. Airport (SFO)?
Philadelphia Intl. Airport (PHL)'s earliest flight to San Francisco Intl. Airport (SFO) is at approximately 8:47AM UTC-5. With a total travel time of 6h 28m, you'll touch down at around 12:15PM UTC-8.
How long does it take to fly from Philadelphia Intl. Airport (PHL) to San Francisco Intl. Airport (SFO)?
It usually takes 6 hours and 25 minutes to cover the 2,500 mi from PHL to SFO.
What airline has the least delays from PHL to SFO?
Alaska Airlines has the strongest track record for on-time direct flights from Philadelphia Intl. Airport (PHL) to San Francisco Intl. Airport (SFO), with an on-time score of 90%. Use the Expedia App to see your flight schedule before you head off and get real-time updates about any trip changes.
What is the best time to fly from Philadelphia Intl. Airport (PHL) to San Francisco Intl. Airport (SFO)?
Select a flight from Philadelphia Intl. Airport (PHL) to San Francisco Intl. Airport (SFO) that leaves before 3 PM to reduce the risk of cancellations. Departures after this hour have a 22% higher chance of being canceled, on average.**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 San Francisco from Philadelphia Intl. Airport (PHL)?
If you're traveling on a direct flight from Philadelphia Intl. Airport (PHL) to San Francisco, San Francisco Intl. Airport (SFO) is the only airport you can land at.
Is it cheaper to buy a plane ticket from Philadelphia Intl. Airport (PHL) to San Francisco Intl. Airport (SFO) last-minute?
Waiting until just before your trip to book your flight from PHL to SFO generally means paying more. While it's possible to find some last-minute offers, there's no guarantee. Allow some flexibility in your schedule for the best chance of landing a bargain.
Is it cheaper to book a PHL to SFO flight and hotel package?
Compared with arranging flights and hotels separately, booking a PHL to SFO flight and hotel package with Expedia could lead to significant savings. What's more, having everything in one convenient place will take the stress out of planning your trip. Simply secure your flights and choose from our wide range of stays, then tailor your trip with other add-ons like tours and car rentals.
Can I cancel or change the date of my flight from Philadelphia Intl. Airport (PHL) to San Francisco Intl. Airport (SFO)?
In most cases, you can modify or cancel your PHL to SFO flight. However, additional fees may apply, especially if you booked more than 24 hours ago. Check your itinerary for the airline's rules and fees on flight changes, or if you'd like further information, visit our Customer Service portal.

Travel information

Origin airport
Philadelphia Intl.
Destination airport
San Francisco Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, Frontier Airlines, Hawaiian Airlines, JetBlue Airways, Southwest Airlines, Sun Country Airlines, United
Roundtrip price
$140
Distance
2515 mi
Average flight time
3 hours 36 mins

Book with confidence

Philadelphia to San Francisco Flights

The cheapest times to fly from Philadelphia to San Francisco

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

 

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

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

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 Philadelphia to San Francisco in 2025. You can also book with separate airlines for your outbound and return journeys, from $65 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 Philadelphia to San Francisco 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 Philadelphia to San Francisco 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.

 

Philadelphia to San Francisco Flights

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*Available to One Key members.