Which layover airport offers the lowest fares from San Francisco to Philadelphia?

Flights via Atlanta (ATL) offer the lowest average round-trip price of $241.

How many flights depart from San Francisco to Philadelphia on average per week?

109 flights are operational weekly from San Francisco to Philadelphia as of August 2026. The most popular departure day for this route is Fri, with 23% of flights per week taking off on this day.

Which layover airport has the shortest travel time from San Francisco to Philadelphia?

Flights connecting via Detroit (DTW) have the shortest average one-way travel time: 7h 56m.

How many flights depart from San Francisco to Philadelphia on average per day?

15 flights are operational daily from San Francisco to Philadelphia as of August 2026. The most popular departure time for this route is 8:00AM, with 55% of flights per day taking off at noon.

Which airport is the most popular layover for flights between San Francisco and Philadelphia?

Detroit (DTW) was the most common stop: 33% of momondo users choosing 1-stop flights on this route connected there.

Which layover airport has the shortest connection time from San Francisco to Philadelphia?

Detroit (DTW) has the shortest average layover time for this route: 1h 28m.

What airlines fly to Philadelphia?

United Airlines, American Airlines and Alaska Airlines are the top three most popular airlines that fly to Philadelphia from San Francisco according to our data. United Airlines is the first choice among our users, with 30% of people opting to fly with this airline when traveling to Philadelphia. Keep in mind that there are 9 different airlines that fly to Philadelphia on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from San Francisco to Philadelphia?

Alaska Airlines, JetBlue, and Southwest are the most popular carriers operating from San Francisco to Philadelphia

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

Prices for flights from San Francisco Airport to Philadelphia Airport were last updated today.

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

As of August 2026, there are 6 operators available to choose from for flights from San Francisco Airport to Philadelphia Airport.

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

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from San Francisco Airport to Philadelphia Airport.

What documentation or ID do you need to fly to Philadelphia Airport?

The travel and health documents required for your trip to Philadelphia 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 Philadelphia Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$175 Cheap Flights from San Francisco to Philadelphia in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from San Francisco to Philadelphia

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

1:55 pm - 9:40 am

SFO

PHL

16h 45m

2 stops

12:10 pm - 7:35 pm

PHL

SFO

10h 25m

2 stops

$349Southwest

Thu, Aug 27 - Sat, Aug 29

1:55 pm - 9:40 am

SFO

PHL

16h 45m

2 stops

3:05 pm - 9:40 pm

PHL

SFO

9h 35m

2 stops

$349Southwest

Thu, Aug 20 - Wed, Aug 26

6:45 pm - 2:25 pm

SFO

PHL

16h 40m

1 stop

5:57 pm - 2:50 pm

PHL

SFO

23h 53m

2 stops

$349Frontier

Fri, Nov 6 - Mon, Nov 9

4:30 pm - 6:00 am

SFO

PHL

10h 30m

1 stop

11:06 am - 4:36 pm

PHL

SFO

8h 30m

1 stop

$349Frontier

Wed, Aug 12 - Fri, Aug 14

9:29 pm - 6:00 am

SFO

PHL

5h 31mnonstop

8:20 am - 11:30 am

PHL

SFO

6h 10mnonstop

$354American Airlines

Sat, Sep 12 - Sun, Sep 13

9:45 pm - 9:50 am

SFO

PHL

9h 05m

1 stop

8:44 pm - 4:57 pm

PHL

SFO

23h 13m

1 stop

$355Multiple Airlines

Fri, Oct 16 - Mon, Oct 26

6:04 pm - 5:39 am

SFO

PHL

8h 35m

1 stop

6:07 pm - 8:43 am

PHL

SFO

17h 36m

2 stops

$355Multiple Airlines

Fri, Aug 14 - Sun, Aug 23

6:00 am - 2:30 pm

SFO

PHL

5h 30mnonstop

5:30 pm - 8:46 pm

PHL

SFO

6h 16mnonstop

$359American Airlines

Thu, Oct 15 - Tue, Oct 20

12:45 pm - 9:15 pm

SFO

PHL

5h 30mnonstop

6:00 am - 9:03 am

PHL

SFO

6h 03mnonstop

$359United Airlines

Thu, Sep 24 - Thu, Oct 8

2:30 pm - 10:49 pm

SFO

PHL

5h 19mnonstop

6:10 am - 9:28 am

PHL

SFO

6h 18mnonstop

$359United Airlines

Fri, Nov 27 - Fri, Dec 4

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Southwest flights from San Francisco to Philadelphia

Our best Southwest deals on San Francisco to Philadelphia flight tickets

Southwest

Dec 10

SFO11:35 pmSan Francisco

8h 25m

1 stop

PHL11:00 amPhiladelphia

Dec 13

PHL7:30 amPhiladelphia

9h 20m

1 stop

SFO1:50 pmSan Francisco

$356

Southwest

Nov 6

SFO10:40 amSan Francisco

10h 25m

2 stops

PHL12:05 amPhiladelphia

Nov 16

PHL7:25 amPhiladelphia

8h 25m

1 stop

SFO12:50 pmSan Francisco

$361

Southwest

Sep 29

SFO11:15 amSan Francisco

9h 40m

2 stops

PHL11:55 pmPhiladelphia

Oct 9

PHL5:10 pmPhiladelphia

10h 30m

2 stops

SFO12:40 amSan Francisco

$366

Frontier flights from San Francisco to Philadelphia

Our best Frontier deals on San Francisco to Philadelphia flight tickets

Frontier

Aug 9

SFO7:04 pmSan Francisco

7h 35m

1 stop

PHL5:39 amPhiladelphia

Aug 13

PHL11:06 amPhiladelphia

8h 30m

1 stop

SFO4:36 pmSan Francisco

$349

Frontier

Aug 13

SFO3:43 pmSan Francisco

11h 17m

1 stop

PHL6:00 amPhiladelphia

Aug 14

PHL11:06 amPhiladelphia

12h 04m

1 stop

SFO8:10 pmSan Francisco

$350

Frontier

Aug 5

SFO4:30 pmSan Francisco

10h 30m

1 stop

PHL6:00 amPhiladelphia

Aug 20

PHL8:15 amPhiladelphia

14h 41m

2 stops

SFO7:56 pmSan Francisco

$351

momondo Fare Finder

Use the filters below to find and compare flights from San Francisco to Philadelphia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

San FranciscoPhiladelphia

SFO - PHL

SFOPHL

San Francisco

Thu 8/27

1:55 pm-9:40 am

2 stops16h 45m

Philadelphia

Sat 8/29

12:10 pm-7:35 pm

2 stops10h 25m

$349

San FranciscoPhiladelphia

SFO - PHL

SFOPHL

San Francisco

Thu 8/20

1:55 pm-9:40 am

2 stops16h 45m

Philadelphia

Wed 8/26

3:05 pm-9:40 pm

2 stops9h 35m

$349

San FranciscoPhiladelphia

SFO - PHL

SFOPHL

San Francisco

Fri 11/6

6:45 pm-2:25 pm

1 stop16h 40m

Philadelphia

Mon 11/9

5:57 pm-2:50 pm

2 stops23h 53m

$349

San FranciscoPhiladelphia

SFO - PHL

SFOPHL

San Francisco

Wed 8/12

4:30 pm-6:00 am

1 stop10h 30m

Philadelphia

Fri 8/14

11:06 am-4:36 pm

1 stop8h 30m

$349

San FranciscoPhiladelphia

SFO - PHL

SFOPHL

San Francisco

Sat 9/12

9:29 pm-6:00 am

Nonstop5h 31m

Philadelphia

Sun 9/13

8:20 am-11:30 am

Nonstop6h 10m

$354

San FranciscoPhiladelphia

SFO - PHL

SFOPHL

San Francisco

Fri 10/16

9:45 pm-9:50 am

1 stop9h 05m

Philadelphia

Mon 10/26

8:44 pm-4:57 pm

1 stop23h 13m

$355

San FranciscoPhiladelphia

SFO - PHL

SFOPHL

San Francisco

Fri 8/14

6:04 pm-5:39 am

1 stop8h 35m

Philadelphia

Sun 8/23

6:07 pm-8:43 am

2 stops17h 36m

$355

San FranciscoPhiladelphia

SFO - PHL

SFOPHL

San Francisco

Thu 10/15

6:00 am-2:30 pm

Nonstop5h 30m

Philadelphia

Tue 10/20

5:30 pm-8:46 pm

Nonstop6h 16m

$359

Quickest round-trip

San FranciscoPhiladelphia

SFO - PHL

SFOPHL

San Francisco

Thu 9/24

12:45 pm-9:15 pm

Nonstop5h 30m

Philadelphia

Thu 10/8

6:00 am-9:03 am

Nonstop6h 03m

$359

San FranciscoPhiladelphia

SFO - PHL

SFOPHL

San Francisco

Fri 11/27

2:30 pm-10:49 pm

Nonstop5h 19m

Philadelphia

Fri 12/4

6:10 am-9:28 am

Nonstop6h 18m

$359

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

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

Prices

Airlines

Layovers

Other information

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

Prices are currently low for flights on this route.

Typical prices usually range from $357 to $531.
The lowest price recently found on this route was $349.

What is the cheapest month to fly to Philadelphia?

The cheapest month to fly to Philadelphia from San Francisco is in February. Flight prices, which tend to average around $389, are often lower during this time because this is during the off-season. The month of September is another great option to travel to Philadelphia, with average flight prices from San Francisco averaging around $395.

What is the cheapest day to depart on your flight to Philadelphia?

The cheapest day to depart from San Francisco to Philadelphia is on a Wednesday. Travelers who choose to depart for Philadelphia on a Wednesday will often find tickets for as low as $457. On the other hand, Sunday is the most expensive day to depart from San Francisco because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $639.

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

According to our data, the cheapest time of day to fly to Philadelphia is in the evening. momondo users have found flights departing from San Francisco to Philadelphia in the evening for as low as $475. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. In contrast, the most expensive time of day to depart to Philadelphia is at noon when prices are around $580.

What is the cheapest San Francisco to Philadelphia flight route?

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

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

You are more likely to see cheaper flights to Philadelphia from San Francisco when booking weeks ahead of your departure date. In general, you can expect to find flights to Philadelphia for around $454 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Philadelphia from San Francisco for as low as $363 on momondo.

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

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

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

As of August 2026, prices for San Francisco to Philadelphia flights are approximately 18% more expensive when compared to flights at the same time last year.

When to book flights from San Francisco to Philadelphia

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

Estimated round-trip price

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

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

Best Price Found	$303
Fastest flight time	5h 19m
Direct flights	Every day
Airports in Philadelphia	1 airport

The best one-way flight to Philadelphia from San Francisco in the past 72 hours is $303. The best round-trip flight deal from San Francisco to Philadelphia found on momondo in the last 72 hours is $402.

The fastest flight from San Francisco to Philadelphia takes 5h 19m

Direct flights go from San Francisco to Philadelphia every day.

There is 1 airport in Philadelphia. From San Francisco there are direct flights to Philadelphia (PHL).

Search flight deals

Frequently asked questions about flying from San Francisco to Philadelphia

How far is San Francisco to Philadelphia by plane?
The straight-line distance from San Francisco to Philadelphia is 2514.6 mi. By plane, this route typically takes 5h 19m.
When did momondo last update prices for flights from San Francisco Airport to Philadelphia Airport?
Prices for flights from San Francisco Airport to Philadelphia Airport were last updated today.
How many operators does momondo search for flights from San Francisco Airport to Philadelphia Airport?
As of August 2026, there are 6 operators available to choose from for flights from San Francisco Airport to Philadelphia Airport.
How old do you have to be to fly from San Francisco Airport to Philadelphia Airport?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from San Francisco Airport to Philadelphia Airport.
What documentation or ID do you need to fly to Philadelphia Airport?
The travel and health documents required for your trip to Philadelphia 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 Philadelphia 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 San Francisco to Philadelphia?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from San Francisco to Philadelphia is Boeing 737 MAX 9 (29.65% of total bookings). The next most popular plane models are Boeing 737 MAX 8 (27.52%), Boeing 737-900 (15.92%), and Boeing 737 (8.11%).
What is the most popular airline from San Francisco to Philadelphia?
Based on momondo bookings for flights between San Francisco and Philadelphia, the leading airline is American Airlines, making up 66% of the total bookings. Other popular airlines include United Airlines with 28%, Frontier with 3%, and Delta with 2%.

Best airlines flying from San Francisco to Philadelphia

Compare and see reviews for airlines that fly from San Francisco to Philadelphia with momondo

Airline	Rating	Free Cancellation	Price
Frontier	PriceFrom $149	Free Cancellation	Rating 5.6 2,740 reviews	Search Frontier flights
JetBlue	PriceFrom $202	Free Cancellation	Rating 7.2 3,027 reviews	Search JetBlue flights
Delta	PriceFrom $257	Free Cancellation	Rating 7.8 8,488 reviews	Search Delta flights
United Airlines	PriceFrom $289	Free Cancellation	Rating 7.4 10,059 reviews	Search United Airlines flights
American Airlines	PriceFrom $289	Free Cancellation	Rating 7.1 11,843 reviews	Search American Airlines flights
Southwest	PriceFrom $308	Free Cancellation	Rating 8.0 4,227 reviews	Search Southwest flights

United Airlines Flights From San Francisco to Philadelphia
The lowest priced United Airlines flight from San Francisco to Philadelphia from the last 72 hours was $289. Generally, United Airlines has 11 flights on this route every week with an average price of $499. United Airlines is rated 7.4/10 by our users.
American Airlines Flights From San Francisco to Philadelphia
The best American Airlines deal for San Francisco to Philadelphia flight tickets found on momondo in the last 72 hours was $289, round-trip. It should be noted that an average American Airlines flight deal for this route in this time was higher, at $455 round-trip. American Airlines operates 23 flights out of San Francisco into Philadelphia in an average week, so prices vary by time and availability. 11,845 American Airlines reviews by users on momondo have scored the airline at 7.1/10.

Wildwood

Rehoboth Beach

Cape May

Wildwood Crest

Ocean City

Cherry Hill

King of Prussia

Newark

Reading

Dewey Beach

Essington

Dover

North Wildwood

New Castle

Chester

Avalon

Lewes

Vineland

Stone Harbor

Pottstown

Why use momondo?

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

Finding the right flight to Philadelphia from San Francisco 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 Philadelphia quick and easy, saving you time and money.

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

Yes. momondo enables you to select and highlight flights to Philadelphia from San Francisco with this policy.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Philadelphia from San Francisco.

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

Yes momondo offers price alerts on flights to Philadelphia from San Francisco. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.