Cheap flights from Philadelphia to San Francisco (PHL - SFO) from $55

This is the cheapest one-way flight price, found on 10/1. Prices may vary by date and flight preferences.
PHL — SFO
Oct 8 — Oct 151

The best prices from Philadelphia to San Francisco are usually found in February or January, booked 36 days in advance, depart on a Saturday or Friday and return on a Tuesday

How to find the cheapest flight from Philadelphia (PHL) to San Francisco (SFO)

All the information you need to plan the best PHL to SFO flight in 2023: compare Philadelphia to San Francisco flight prices with the expected peak season, weather and rainfall in San Francisco.

Popular in

July

Cheapest in

February

Round-trip from

$258

One-way from

$55
High demand for flights, 25% potential price rise
Best time to find cheap flights, 29% potential price drop
From Philadelphia to San Francisco
One-way flight from Philadelphia to San Francisco

PHL - SFO

Price

$258 - $433

SFO

Temperature

51.8 - 62.6 °F

SFO

Rainfall

0 - 4.4 inches

What is the cheapest day to fly round-trip from Philadelphia to San Francisco?

Departing on a Friday is a good option for securing a great price. You can expect to save up to 43% when planning your travel around this day of the week.

How far in advance should I book a flight from Philadelphia to San Francisco?

Users have found that booking a flight from Philadelphia to San Francisco at least 34 days early can save you up to 35% on average compared to booking a flight this week. If booking 34 days before your flight isn’t an option for you, users have found flights from Philadelphia to San Francisco for as little as $505 when booking for a departure date within the next two weeks. You can also check prices now. Some users have found airline tickets as low as $641 for flights departing within the next 3 days.

What is the cheapest month to fly from Philadelphia to San Francisco?

Our data shows that February tends to be the cheapest month to fly to San Francisco from Philadelphia. Users have commonly found prices around $470 for the month, but tickets can be as low as $263. Due to multiple factors, prepare for potentially higher prices in July.

When is the cheapest time to fly from Philadelphia to San Francisco (PHL - SFO)?

It’s typically best to fly out from Philadelphia to San Francisco in the evening. Doing so could potentially save you 18% on the flight price compared to flying in the afternoon, which is usually more expensive.

Cheap Delta flights from Philadelphia to San Francisco

Consider these cheap Delta flights we've found departing from Philadelphia to San Francisco. Make sure to check back often as deals are often changing.
  • One of the most popular airlines traveling from Philadelphia to San Francisco is Delta. Flights from Delta traveling this route typically cost $406.65 RT. This price is typically 67% cheaper than other airlines that offer Philadelphia to San Francisco flights. When booking this route, the cheapest RT price found was $218. Philadelphia Airport is the most common Philadelphia airport to take off from when flying to San Francisco. San Francisco Airport is the most popular arrival airport in San Francisco. When flying from Philadelphia to San Francisco, Delta flights are 4% more popular than any other airline flying that same route.

Cheap Frontier flights from Philadelphia to San Francisco

To aid your search, here are some of the cheapest Frontier flights we've found from Philadelphia to San Francisco. Ensure the flight price, dates, time, and airline match your criteria before you book.
  • One of the most popular airlines traveling from Philadelphia to San Francisco is Frontier. Flights from Frontier traveling this route typically cost $453.72 RT. This price is typically 24% cheaper than other airlines that offer Philadelphia to San Francisco flights. When booking this route, the cheapest RT price found was $248. Philadelphia Airport is the most common Philadelphia airport to take off from when flying to San Francisco. San Francisco Airport is the most popular arrival airport in San Francisco. When flying from Philadelphia to San Francisco, Frontier flights are 1% more popular than any other airline flying that same route.

Cheap Philadelphia to San Francisco flights in October & November 2023

The best prices found for PHL to SFO flights for October, November
These are some of the best deals we've found on flights to San Francisco in 2023 at this time. If these deals don't appeal to you, be sure to come back soon for more options.

Philadelphia to San Francisco 2023 flight deals

Cheap flights to San Francisco from Philadelphia found for this year
These are some of the best deals we've found on flights to San Francisco in 2023 at this time. If these deals don't appeal to you, be sure to come back soon for more options.

Non-stop flights to San Francisco from Philadelphia

Save time with Philadelphia to San Francisco direct flight deals
Consider booking one of these non-stop flights heading from Philadelphia to San Francisco. Search for alternative flights from Philadelphia to San Francisco by utilizing the search form above.

Philadelphia to San Francisco flights leaving soon

Late deals on return flights to San Francisco from Philadelphia, departing today and this week
Consider one of these great deals we found on last-minute flights from Philadelphia to San Francisco. Users should be sure to double check the price, date, and time of their last-minute flight.

One-way flights to San Francisco from Philadelphia

The cheapest one-way flights from Philadelphia to San Francisco
If you're seeking multiple options on one-way flights from Philadelphia to San Francisco, be sure to check out these deals, which are updated often. Those seeking round-trip flights from Philadelphia to San Francisco should utilize the search form at the the top of the page.

Find flights from Philadelphia to San Francisco within your budget

Use the slider to find flights from Philadelphia to San Francisco that fit your budget.

Fly from

Any airport

Fly to

Any airport

Budget

$110 - $272

Route

Depart

Return

Price

PhiladelphiaSan Francisco

PHL - SFO

PHLSFO

Philadelphia

Tue 10/24

1 stop15h 17m

San Francisco

Wed 10/25

1 stop11h 57m

PhiladelphiaSan Francisco

PHL - SFO

PHLSFO

Philadelphia

Tue 10/31

1 stop15h 17m

San Francisco

Tue 11/7

1 stop10h 25m

PhiladelphiaSan Francisco

PHL - SFO

PHLSFO

Philadelphia

Wed 10/25

1 stop10h 00m

San Francisco

Sat 11/4

1 stop12h 10m

PhiladelphiaSan Francisco

PHL - SFO

PHLSFO

Philadelphia

Tue 10/24

1 stop10h 03m

San Francisco

Tue 10/24

2 stops17h 59m

PhiladelphiaSan Francisco

PHL - SFO

PHLSFO

Philadelphia

Wed 10/25

1 stop11h 55m

San Francisco

Fri 10/27

1 stop31h 03m

PhiladelphiaSan Francisco

PHL - SFO

PHLSFO

Philadelphia

Fri 10/27

2 stops18h 42m

San Francisco

Tue 10/31

1 stop10h 35m

PhiladelphiaSan Francisco

PHL - SFO

PHLSFO

Philadelphia

Wed 11/15

Nonstop6h 27m

San Francisco

Fri 11/24

Nonstop5h 17m

PhiladelphiaSan Francisco

PHL - SFO

PHLSFO

Philadelphia

Thu 11/2

Nonstop6h 17m

San Francisco

Sat 11/4

Nonstop5h 21m

PhiladelphiaSan Francisco

PHL - SFO

PHLSFO

Philadelphia

Tue 1/9

1 stop9h 34m

San Francisco

Thu 1/25

1 stop8h 32m

Flights are sorted by cheapest first

Deals found on 10/2

Reviews of airlines servicing San Francisco

Get a feel of what it's like to fly with Delta, Frontier and American Airlines from Philadelphia to San Francisco by reading reviews from past customers. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.1
Very good
1,394 reviews

Entertainment

7.2

Comfort

8.0

Overall

8.1

Boarding

8.3

Crew

8.6

Food

7.2

Reviews

1 / 10

They lost my luggage on my way to NY and then again on my way to SF, horrible

Alaska Airlines
8.1
Very good
1,394 reviews
Alaska Airlines
8.1
Very good
1,394 reviews

Entertainment

7.2

Comfort

8.0

Overall

8.1

Boarding

8.3

Crew

8.6

Food

7.2

Reviews

1 / 10

They lost my luggage on my way to NY and then again on my way to SF, horrible

Delta
7.9
Good
3,023 reviews
Alaska Airlines
8.1
Very good
1,394 reviews

Entertainment

7.2

Comfort

8.0

Overall

8.1

Boarding

8.3

Crew

8.6

Food

7.2

Reviews

1 / 10

They lost my luggage on my way to NY and then again on my way to SF, horrible

United Airlines
7.4
Good
1,891 reviews
Alaska Airlines
8.1
Very good
1,394 reviews

Entertainment

7.2

Comfort

8.0

Overall

8.1

Boarding

8.3

Crew

8.6

Food

7.2

Reviews

1 / 10

They lost my luggage on my way to NY and then again on my way to SF, horrible

American Airlines
7.2
Good
2,635 reviews
Alaska Airlines
8.1
Very good
1,394 reviews

Entertainment

7.2

Comfort

8.0

Overall

8.1

Boarding

8.3

Crew

8.6

Food

7.2

Reviews

1 / 10

They lost my luggage on my way to NY and then again on my way to SF, horrible

Frontier
5.8
Fair
762 reviews
Alaska Airlines
8.1
Very good
1,394 reviews

Entertainment

7.2

Comfort

8.0

Overall

8.1

Boarding

8.3

Crew

8.6

Food

7.2

Reviews

1 / 10

They lost my luggage on my way to NY and then again on my way to SF, horrible

Related info for your journey

Useful info, stats and facts about Philadelphia to San Francisco flights.

What airports do I use to fly from Philadelphia to San Francisco?

You will need to book a flight from Philadelphia to San Francisco if you want to fly from Philadelphia to San Francisco. At least 7 different airlines have flights from Philadelphia (PHL) to San Francisco (SFO) on a regular basis. There are 9 flights to San Francisco from the Philadelphia airport per day. If you manage to book one that is nonstop, then you can expect the flight time from PHL to SFO to be around 6h 02m.

Can I find flights from Philadelphia to San Francisco for under $200 on Cheapflights?

Yes, there are multiple flights from Philadelphia to San Francisco for under $200. The cheapest flight booked recently is on Frontier for just $110, but on average you can expect to pay $130.

Are there nonstop flights from Philadelphia to San Francisco for under $300 on Cheapflights?

Cheapflights has at least 20 direct flights from Philadelphia to San Francisco under $300. A good price for a nonstop flight from Philadelphia to San Francisco is less than $273.

Are there last-minute flights available from Philadelphia to San Francisco for under $200?

There are currently 20+ open flights from Philadelphia to San Francisco within the next 7 days for less than $200.

How popular is this Philadelphia to San Francisco flight route?

What is the cheapest airline to fly from Philadelphia to San Francisco round-trip?

Flying on Frontier is currently your cheapest option to San Francisco, with prices starting at $110. This flight start at 76% lower than the current average price 3 months from now.

What are the most popular airlines that fly from Philadelphia to San Francisco?

What are the most reliable airlines from Philadelphia to San Francisco?

No one likes to see their flight delayed. When booking a flight from Philadelphia to San Francisco consider choosing United Airlines (97%), ANA (92%) or Virgin Australia (92%) as they are the most reliable in getting you off to your destination on time.

What are the cheapest flights from Philadelphia to San Francisco?

Looking for the cheapest flight from Philadelphia to San Francisco? While on average our users pay $815, our data indicates the cheapest price to be $104. The most popular route (Philadelphia - San Francisco), is priced around $138.

What does PHL to SFO mean?

PHL stands for Philadelphia Airport, while SFO stands for San Francisco Airport. These codes are often called IATA codes, a set of identifiers established by IATA (International Air Transport Association) that is widely used by airlines and the aviation industry.

Alternative routes for Philadelphia to San Francisco

See prices for flight routes from nearby airports that may be better suited for you.

Top 7 airlines flying from Philadelphia to San Francisco

The chart below displays the airlines Cheapflights users traveling from Philadelphia to San Francisco choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
AirlineCheapestAverageFlexibilityOn-time
Alaska AirlinesCheapest$72Average$266FlexibilityNo cancel feeOn-time75%
Search Alaska Airlines flights
Spirit AirlinesCheapest$93Average$246FlexibilityNo cancel feeOn-time65%
Search Spirit Airlines flights
FrontierCheapest$155Average$224FlexibilityNo cancel feeOn-time62%
Search Frontier flights
DeltaCheapest$201Average$361FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
United AirlinesCheapest$218Average$407FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
American AirlinesCheapest$248Average$454FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
Sun Country AirCheapest$535Average$547FlexibilityNo cancel feeOn-time83%
Search Sun Country Air flights

Hourly flight availability from Philadelphia to San Francisco

See what time of day planes typically take off from Philadelphia to San Francisco
21%of flight departuresEarly morningMidnight to 6 am
49%of flight departuresMorning6 am to noon
25%of flight departuresAfternoonNoon to 6 pm
5%of flight departuresEvening6 pm to midnight
Midnight
6 AM
Noon
6 PM

Weekly flight availability from Philadelphia to San Francisco

See how many times per day planes take to the skies headed from Philadelphia to San Francisco
Sunday10daily flights
Monday10daily flights
Tuesday9daily flights
Wednesday9daily flights
Thursday11daily flights
Friday9daily flights
Saturday11daily flights

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How does Cheapflights help users find flights from Philadelphia to San Francisco?

Cheapflights makes it easy to find Philadelphia to San Francisco flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets from Philadelphia to San Francisco?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to San Francisco from Philadelphia.

Can Cheapflights find flights from Philadelphia to San Francisco with no change fees?

Yes, we can. To see specific flights from Philadelphia to San Francisco with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from Philadelphia to San Francisco become cheaper?

Yes, Cheapflights does offer price alerts on Philadelphia to San Francisco flights so you can book your travels when it’s right. The Price Alert feature is available after a flight search is performed above.

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