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Cheap flights from Philadelphia to San Francisco from $88

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 4/23. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Philadelphia to San Francisco

Cheap round-trip flights

KAYAK's recommended round-trip deals from the most popular airlines that fly from Philadelphia to San Francisco.
Frontier Logo
3:13 pm - 10:31 pmPHL-SFO
10h 18m1 stop
Frontier Logo
9:59 pm - 11:37 amSFO-PHL
10h 38m1 stop
$178Frontier
Find Deal
Wed, Apr 30 - Wed, May 7
Frontier Logo
6:54 pm - 1:03 pmPHL-SFO
21h 09m1 stop
Frontier Logo
9:59 pm - 3:26 pmSFO-PHL
14h 27m1 stop
$180Frontier
Find Deal
Tue, May 6 - Wed, May 14
American Airlines Logo
6:50 pm - 10:05 pmPHL-SFO
6h 15mnonstop
American Airlines Logo
11:05 pm - 7:30 amSFO-PHL
5h 25mnonstop
$230American Airlines
Find Deal
Sat, May 24 - Tue, May 27
United Airlines Logo
6:33 pm - 9:34 pmPHL-SFO
6h 01mnonstop
United Airlines Logo
9:01 pm - 5:23 amSFO-PHL
5h 22mnonstop
$231United Airlines
Find Deal
Tue, Sep 2 - Tue, Sep 9
United Airlines Logo
8:30 am - 11:48 amPHL-SFO
6h 18mnonstop
United Airlines Logo
5:00 am - 5:01 pmSFO-PHL
9h 01m1 stop
$237United Airlines
Find Deal
Sat, May 3 - Wed, May 7
Southwest Logo
4:45 pm - 10:25 pmPHL-SFO
8h 40m1 stop
Southwest Logo
5:55 am - 6:05 pmSFO-PHL
9h 10m1 stop
$251Southwest
Find Deal
Tue, Sep 2 - Tue, Sep 9
American Airlines Logo
7:25 pm - 10:43 pmPHL-SFO
6h 18mnonstop
American Airlines Logo
11:01 am - 7:33 pmSFO-PHL
5h 32mnonstop
$259American Airlines
Find Deal
Thu, Jul 3 - Tue, Jul 15
Delta Logo
6:40 pm - 11:51 pmPHL-SFO
8h 11m1 stop
Delta Logo
12:40 am - 10:34 amSFO-PHL
6h 54m1 stop
$277Delta
Find Deal
Wed, Jul 9 - Mon, Aug 25
Delta Logo
12:09 pm - 6:47 pmPHL-SFO
9h 38m1 stop
Delta Logo
7:00 pm - 5:48 amSFO-PHL
7h 48m1 stop
$292Delta
Find Deal
Thu, Jul 3 - Tue, Jul 8
Southwest Logo
5:25 am - 10:05 amPHL-SFO
7h 40m1 stop
Southwest Logo
6:30 am - 9:15 pmSFO-PHL
11h 45m2 stops
$358Southwest
Find Deal
Wed, May 7 - Sat, May 10

Frontier flights from Philadelphia to San Francisco

Our best Frontier deals on Philadelphia to San Francisco flight tickets
Frontier
Apr 30
PHL3:13 pmPhiladelphia
10h 18m
1 stop
SFO10:31 pmSan Francisco
May 7
SFO9:59 pmSan Francisco
10h 38m
1 stop
PHL11:37 amPhiladelphia
Frontier
May 6
PHL6:54 pmPhiladelphia
21h 09m
1 stop
SFO1:03 pmSan Francisco
May 14
SFO9:59 pmSan Francisco
14h 27m
1 stop
PHL3:26 pmPhiladelphia
Frontier
May 3
PHL1:29 pmPhiladelphia
11h 53m
1 stop
SFO10:22 pmSan Francisco
May 7
SFO9:59 pmSan Francisco
10h 38m
1 stop
PHL11:37 amPhiladelphia

Delta flights from Philadelphia to San Francisco

Our best Delta deals on Philadelphia to San Francisco flight tickets
Delta
Jul 9
PHL6:40 pmPhiladelphia
8h 11m
1 stop
SFO11:51 pmSan Francisco
Aug 25
SFO12:40 amSan Francisco
6h 54m
1 stop
PHL10:34 amPhiladelphia
Delta
Jul 3
PHL12:09 pmPhiladelphia
9h 38m
1 stop
SFO6:47 pmSan Francisco
Jul 8
SFO7:00 pmSan Francisco
7h 48m
1 stop
PHL5:48 amPhiladelphia
Delta
Jul 11
PHL7:20 pmPhiladelphia
8h 16m
1 stop
SFO12:36 amSan Francisco
Jul 15
SFO12:40 amSan Francisco
6h 54m
1 stop
PHL10:34 amPhiladelphia

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 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 $368.

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 $435. The most expensive day to fly to San Francisco is Monday, with ticket prices averaging around $608.

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 $496.

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 15 weeks ahead of your departure date. In general, you can expect to find flights to San Francisco for around $406 when searching 15 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 $351 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.

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

As of April 2025, prices for Philadelphia to San Francisco flights are approximately 34% 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

$88

Fastest flight time

5h 57m

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 $88. The best round-trip flight deal from Philadelphia to San Francisco found on momondo in the last 72 hours is $178.
The fastest flight from Philadelphia to San Francisco takes 5h 57m
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. 5h 57m 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
7,912 reviews
Search Spirit Airlines flights
Sun Country AirPriceFrom $135Free CancellationRating
6.9
349 reviews
Search Sun Country Air flights
JetBluePriceFrom $136Free CancellationRating
7.3
2,925 reviews
Search JetBlue flights
FrontierPriceFrom $136Free CancellationRating
5.9
3,277 reviews
Search Frontier flights
American AirlinesPriceFrom $259Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
DeltaPriceFrom $264Free CancellationRating
8.0
7,910 reviews
Search Delta flights
United AirlinesPriceFrom $276Free CancellationRating
7.4
8,636 reviews
Search United Airlines flights
SouthwestPriceFrom $348Free CancellationRating
8.0
4,279 reviews
Search Southwest flights
  • United Airlines Flights From Philadelphia to San Francisco

    United Airlines operates around 10 flights from Philadelphia to San Francisco every week. The average price of these flights found in the last 72 hours has been $448, but momondo users have found United Airlines deals from Philadelphia to San Francisco from as low as $276 round-trip. United Airlines has been scored 7.4/10 in 8,636 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 18 times each week, with ticket deals ranging from $259 to $420. 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
Hayward
Modesto
Calistoga
Roseville
Sonoma
Daly City
Santa Clara
Fremont
Bodega Bay
South San Francisco
Sunnyvale
Big Sur
Redwood City
Walnut Creek
Vallejo
Berkeley
Palo Alto
Fairfield

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
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Wed 4/16
Wed 4/23

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