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Cheap flights from Philadelphia to San Francisco from $53

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Philadelphia to San Francisco departing on 9/8. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Philadelphia to San Francisco

Cheap round-trip flights

Frontier Logo
1:14 pm - 9:03 pmPHL-SFO
10h 49m1 stop
Frontier Logo
6:44 pm - 5:45 amSFO-PHL
8h 01m1 stop
$112Frontier
Find Deal
Thu, Aug 21 - Sun, Aug 24
Frontier Logo
1:02 pm - 9:23 pmPHL-SFO
11h 21m1 stop
Frontier Logo
10:29 pm - 11:02 amSFO-PHL
9h 33m1 stop
$136Frontier
Find Deal
Thu, Oct 23 - Sun, Oct 26
Frontier Logo
12:45 pm - 9:03 pmPHL-SFO
11h 18m1 stop
Frontier Logo
10:29 pm - 12:51 pmSFO-PHL
11h 22m1 stop
$154Frontier
Find Deal
Sat, Aug 30 - Mon, Sep 1
Frontier Logo
7:15 am - 1:15 pmPHL-SFO
9h 00m1 stop
Frontier Logo
6:44 pm - 5:45 amSFO-PHL
8h 01m1 stop
$156Frontier
Find Deal
Fri, Aug 22 - Sun, Aug 24
Frontier Logo
12:45 pm - 9:03 pmPHL-SFO
11h 18m1 stop
Frontier Logo
10:29 pm - 11:11 amSFO-PHL
9h 42m1 stop
$160Frontier
Find Deal
Sat, Aug 30 - Sat, Aug 30
Frontier Logo
7:19 am - 12:15 pmPHL-SFO
7h 56m1 stop
Frontier Logo
6:52 pm - 5:49 amSFO-PHL
7h 57m1 stop
$178Frontier
Find Deal
Fri, Aug 1 - Sun, Aug 3
Frontier Logo
6:25 am - 11:29 amPHL-SFO
8h 04m1 stop
Frontier Logo
10:29 pm - 12:51 pmSFO-PHL
11h 22m1 stop
$179Frontier
Find Deal
Thu, Aug 28 - Mon, Sep 1
Frontier Logo
6:25 am - 11:29 amPHL-SFO
8h 04m1 stop
Frontier Logo
10:29 pm - 11:11 amSFO-PHL
9h 42m1 stop
$185Frontier
Find Deal
Thu, Aug 28 - Sat, Aug 30
Frontier Logo
12:06 pm - 9:23 pmPHL-SFO
12h 17m1 stop
Frontier Logo
3:42 pm - 5:49 amSFO-PHL
11h 07m1 stop
$187Frontier
Find Deal
Mon, Aug 4 - Thu, Aug 7
JetBlue Logo
5:40 pm - 12:58 amPHL-SFO
10h 18m1 stop
JetBlue Logo
9:25 pm - 11:07 amSFO-PHL
10h 42m1 stop
$247JetBlue
Find Deal
Wed, Aug 20 - Sun, Aug 24

JetBlue flights from Philadelphia to San Francisco

Our best JetBlue deals on Philadelphia to San Francisco flight tickets
JetBlue
Aug 20
PHL5:40 pmPhiladelphia
10h 18m
1 stop
SFO12:58 amSan Francisco
Aug 24
SFO9:25 pmSan Francisco
10h 42m
1 stop
PHL11:07 amPhiladelphia
JetBlue
Jul 16
PHL10:15 amPhiladelphia
12h 28m
1 stop
SFO7:43 pmSan Francisco
Jul 30
SFO9:14 pmSan Francisco
10h 38m
1 stop
PHL10:52 amPhiladelphia

Frontier flights from Philadelphia to San Francisco

Our best Frontier deals on Philadelphia to San Francisco flight tickets
Frontier
Aug 21
PHL1:14 pmPhiladelphia
10h 49m
1 stop
SFO9:03 pmSan Francisco
Aug 24
SFO6:44 pmSan Francisco
8h 01m
1 stop
PHL5:45 amPhiladelphia
Frontier
Oct 23
PHL1:02 pmPhiladelphia
11h 21m
1 stop
SFO9:23 pmSan Francisco
Oct 26
SFO10:29 pmSan Francisco
9h 33m
1 stop
PHL11:02 amPhiladelphia
Frontier
Aug 30
PHL12:45 pmPhiladelphia
11h 18m
1 stop
SFO9:03 pmSan Francisco
Sep 1
SFO10:29 pmSan Francisco
11h 22m
1 stop
PHL12:51 pmPhiladelphia

See travel insights to San Francisco from

How to get the cheapest flight ticket from Philadelphia to San Francisco

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Philadelphia and San Francisco?

What is the cheapest month to fly to San Francisco?

If you aren’t able to travel to San Francisco during the month of September, then flying in February is also cheap. Prices for this month can be found on momondo for an average of $367.

What is the cheapest day to depart on your flight to San Francisco?

The cheapest day to depart from Philadelphia to San Francisco is on a Wednesday when prices can be found for as low as $414. The most expensive day to fly to San Francisco is Monday, with ticket prices averaging around $602.

What is the cheapest time of day to depart on your flight to San Francisco?

Our data shows that the cheapest Philadelphia to San Francisco flights are usually those with departure times at noon. Our users have found flights to San Francisco at noon for as low as $317. Flights in the morning are often more expensive with an average ticket price of $471.

What is the cheapest Philadelphia to San Francisco flight route?

Fly from Philadelphia to San Francisco for the best Philadelphia - San Francisco flight prices

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

You are more likely to see cheaper flights to San Francisco from Philadelphia when booking weeks ahead of your departure date. In general, you can expect to find flights to San Francisco for around $397 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Francisco from Philadelphia for as low as $344 on momondo.

What cabin class options are available on Philadelphia to San Francisco flights?

There are 4 cabin classes available to choose from on Philadelphia to San Francisco flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Philadelphia to San Francisco flights?

No. A direct flight is the cheapest option for a flight between Philadelphia to San Francisco.

How have Philadelphia to San Francisco flight prices changed over time?

As of July 2025, prices for Philadelphia to San Francisco flights are approximately 7% cheaper when compared to flights at the same time last year.

When to book flights from Philadelphia to San Francisco

Are you open to changing your travel dates? Check out the ideal times to fly from Philadelphia to San Francisco according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Philadelphia to San Francisco (PHL to SFO) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Philadelphia to San Francisco

Best Price Found

$53

Fastest flight time

7h 55m

Direct flights

Every day

Airports in San Francisco

1 airport
The best one-way flight to San Francisco from Philadelphia in the past 72 hours is $53. The best round-trip flight deal from Philadelphia to San Francisco found on momondo in the last 72 hours is $112.
The fastest flight from Philadelphia to San Francisco takes 7h 55m
Direct flights go from Philadelphia to San Francisco every day.
There is 1 airport near San Francisco: San Francisco (SFO)

  • How far is Philadelphia to San Francisco by plane?

    A flight from Philadelphia to San Francisco will travel around 2514.9 mi. 7h 55m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Philadelphia Airport to San Francisco Airport?

    Prices for flights from Philadelphia Airport to San Francisco Airport refresh daily.

  • How many operators does momondo search for flights from Philadelphia Airport to San Francisco Airport?

  • How old do you have to be to fly from Philadelphia Airport to San Francisco Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Philadelphia Airport to San Francisco Airport.

  • What documentation or ID do you need to fly to San Francisco Airport?

    The travel and health documents required for your trip to San Francisco Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at San Francisco Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular plane model from Philadelphia to San Francisco?

  • What is the most popular airline from Philadelphia to San Francisco?


Best airlines flying from Philadelphia to San Francisco

Compare and see reviews for airlines that fly from Philadelphia to San Francisco with momondo
Airline
Rating
Free Cancellation
Price
Spirit AirlinesPriceFrom $122Free CancellationRating
6.3
8,086 reviews
Search Spirit Airlines flights
FrontierPriceFrom $135Free CancellationRating
5.9
3,286 reviews
Search Frontier flights
JetBluePriceFrom $136Free CancellationRating
7.3
2,916 reviews
Search JetBlue flights
American AirlinesPriceFrom $260Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
DeltaPriceFrom $276Free CancellationRating
8.0
7,982 reviews
Search Delta flights
SouthwestPriceFrom $279Free CancellationRating
8.0
4,266 reviews
Search Southwest flights
United AirlinesPriceFrom $280Free CancellationRating
7.4
8,861 reviews
Search United Airlines flights
  • United Airlines Flights From Philadelphia to San Francisco

    United Airlines operates around 20 flights from Philadelphia to San Francisco every week. The average price of these flights found in the last 72 hours has been $425, but momondo users have found United Airlines deals from Philadelphia to San Francisco from as low as $280 round-trip. United Airlines has been scored 7.4/10 in 8,861 reviews.

  • American Airlines Flights From Philadelphia to San Francisco

    Across 10,000 American Airlines reviews on momondo, the average score is 7.2/10. American Airlines flies from Philadelphia to San Francisco about 7 times each week, with ticket deals ranging from $260 to $401. Price data is based on momondo searches in the last 72 hours.


Traveling to a place near San Francisco?

Book flights to San Francisco if you plan to visit one of these locations
Santa Cruz
Carmel-by-the-Sea
Modesto
Hayward
Calistoga
Sonoma
Bodega Bay
Roseville
Santa Clara
Daly City
Big Sur
Berkeley
Walnut Creek
South San Francisco
Fremont
Redwood City
Sunnyvale
Vallejo
Half Moon Bay
Pacific Grove

Why use momondo?

Why should I use momondo to find a flight deal from Philadelphia to San Francisco?

Finding the right flight to San Francisco from Philadelphia is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to San Francisco quick and easy, saving you time and money.

Can I find flights from Philadelphia to San Francisco with flexible booking policies on momondo?

Flights from Philadelphia to San Francisco with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Philadelphia to San Francisco?

Once all potential Philadelphia to San Francisco flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Philadelphia to San Francisco right now. Can momondo alert me if prices change?

Price alerts on flights to San Francisco from Philadelphia are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.


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1 adult
Tue 7/8
Tue 7/15

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