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$65+ Cheap flights from Pennsylvania to San Francisco (SFO)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/10. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — SFO
Aug 19 — Aug 261
Tue 8/19
Tue 8/26
1 adult, Economy
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Cheap flight deals from Pennsylvania to San Francisco

Keep the following information in mind while searching for Pennsylvania to San Francisco flight deals. Data was last updated August 14, 2025.

Round-trip from

$228
(Frontier)

One-way from

$65
(Southwest)

Popular in

December

Cheapest in

September

Average price

$403

Good round-trip deal

$318 or less

Good one-way deal

$323 or less
From Pennsylvania to San Francisco
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One-way flight from Pennsylvania to San Francisco
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Highest demand for flights based on searches. 3% potential increase in price ($16 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($5 potential savings vs. average RT price).
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Average for round-trip flights in August 2025
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Price to beat on a round-trip flight from Pennsylvania to San Francisco.
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Price to beat on a one-way flight from Pennsylvania to San Francisco.
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Find flight deals from Pennsylvania to San Francisco

Cheapest flights from Pennsylvania to San Francisco
Explore the most affordable flight options available from Pennsylvania to San Francisco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 14, 2025.

This Kiwi.com deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/231:00 pmJFK - SFO
1 stop11h 03mFrontier
Tue 9/28:00 amSFO - JFK
1 stop18h 30mFrontier
Deal found 8/12$227
This Frontier deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/1110:56 amLGA - SFO
2 stops13h 33mFrontier
Sat 10/186:44 amSFO - LGA
1 stop12h 16mFrontier
Deal found 8/14$228
This Kiwi.com deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/51:00 pmJFK - SFO
Nonstop6h 12mMultiple Airlines
Sun 9/711:00 pmSFO - JFK
1 stop9h 59mMultiple Airlines
Deal found 8/14$228
This Booking.com deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/2810:56 pmLGA - SFO
1 stop17h 21mFrontier
Fri 10/37:07 pmSFO - LGA
1 stop24h 04mFrontier
Deal found 8/14$229
This Expedia deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/28:29 pmJFK - SFO
Nonstop6h 20mMultiple Airlines
Sun 10/511:00 pmSFO - JFK
1 stop9h 59mMultiple Airlines
Deal found 8/14$229
This Kiwi.com deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/1710:56 pmLGA - SFO
1 stop17h 21mFrontier
Thu 9/1811:00 pmSFO - LGA
1 stop8h 33mFrontier
Deal found 8/14$230
This Trip.com deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/206:59 amJFK - SFO
1 stop9h 16mMultiple Airlines
Tue 9/231:30 pmSFO - JFK
Nonstop5h 47mMultiple Airlines
Deal found 8/12$230
This Kiwi.com deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/58:30 pmLGA - SFO
2 stops21h 41mFrontier
Tue 11/116:34 amSFO - LGA
1 stop9h 55mFrontier
Deal found 8/14$231
This Kiwi.com deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/276:59 amJFK - SFO
1 stop9h 16mMultiple Airlines
Sat 10/41:45 pmSFO - JFK
Nonstop5h 44mMultiple Airlines
Deal found 8/12$231
This FlightHub deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1110:56 pmLGA - SFO
1 stop11h 49mFrontier
Thu 9/1811:00 pmSFO - LGA
1 stop8h 33mFrontier
Deal found 8/14$232
This Mytrip deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/206:59 amJFK - SFO
1 stop9h 16mFrontier
Tue 9/238:00 amSFO - JFK
1 stop18h 30mFrontier
Deal found 8/12$232
This CheapOair deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/2111:30 amLGA - SFO
1 stop12h 51mFrontier
Wed 9/247:10 amSFO - LGA
1 stop12h 01mFrontier
Deal found 8/14$233

Cheapflights Fare Finder

 
Customize your flight search to find flights from Pennsylvania to San Francisco that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated August 14, 2025.
Use the filters below to find and compare flights from Pennsylvania to San Francisco that are best for you.

Fly from

Pennsylvania

Fly to

San Francisco

Route

Depart

Return

Price

New YorkSan Francisco

LGA - SFO

LGASFO

New York LaGuardia

Sat 10/11

10:56 am-9:29 pm

2 stops13h 33m

San Francisco

Sat 10/18

6:44 am-10:00 pm

1 stop12h 16m

$228

New YorkSan Francisco

JFK - SFO

JFKSFO

New York John F Kennedy Intl

Sat 9/27

5:29 pm-9:03 pm

Nonstop6h 34m

San Francisco

Sat 9/27

11:29 pm-8:00 am

Nonstop5h 31m

$232

New YorkSan Francisco

LGA - SFO

LGASFO

New York LaGuardia

Fri 10/3

11:30 am-11:02 pm

2 stops14h 32m

San Francisco

Tue 10/7

6:34 am-10:21 pm

2 stops12h 47m

$234

New YorkSan Francisco

LGA - SFO

LGASFO

New York LaGuardia

Thu 10/2

11:30 am-11:02 pm

2 stops14h 32m

San Francisco

Tue 10/7

6:34 am-10:21 pm

2 stops12h 47m

$234

New YorkSan Francisco

LGA - SFO

LGASFO

New York LaGuardia

Mon 11/3

12:30 pm-9:11 pm

1 stop11h 41m

San Francisco

Thu 11/13

5:45 am-7:29 pm

2 stops10h 44m

$235

New YorkSan Francisco

JFK - SFO

JFKSFO

New York John F Kennedy Intl

Sat 9/27

8:29 pm-11:49 pm

Nonstop6h 20m

San Francisco

Tue 9/30

1:30 pm-10:17 pm

Nonstop5h 47m

$237

New YorkSan Francisco

JFK - SFO

JFKSFO

New York John F Kennedy Intl

Wed 9/24

9:30 am-12:40 pm

Nonstop6h 10m

San Francisco

Tue 9/30

1:30 pm-10:17 pm

Nonstop5h 47m

$237

New YorkSan Francisco

JFK - SFO

JFKSFO

New York John F Kennedy Intl

Tue 9/23

8:29 pm-11:49 pm

Nonstop6h 20m

San Francisco

Tue 9/30

10:59 pm-7:45 am

Nonstop5h 46m

$237

New YorkSan Francisco

JFK - SFO

JFKSFO

New York John F Kennedy Intl

Wed 9/24

8:29 am-11:52 am

Nonstop6h 23m

San Francisco

Tue 9/30

11:29 pm-8:00 am

Nonstop5h 31m

$237

New YorkSan Francisco

JFK - SFO

JFKSFO

New York John F Kennedy Intl

Tue 9/23

8:29 pm-11:49 pm

Nonstop6h 20m

San Francisco

Tue 9/30

8:50 am-5:36 pm

Nonstop5h 46m

$237

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/12

Showing 1-10 of 60 results
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Best time to book a flight from Pennsylvania to San Francisco

Have a flexible travel schedule? Discover the best time to fly to San Francisco from Pennsylvania with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Pennsylvania to San Francisco

What is the cheapest month to book a flight from Pennsylvania to San Francisco?

Currently, January is the cheapest month in which you can book a flight from Pennsylvania to San Francisco (average of $276). Flying from Pennsylvania to San Francisco in June is currently the most expensive (average of $358). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from PA to SFO?

Find hourly flight availability from Pennsylvania to San Francisco. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated August 14, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Pennsylvania to San Francisco as you normally would.

Weekly flight availability from Pennsylvania to San Francisco

Explore weekly flight availability from Pennsylvania to San Francisco. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated August 14, 2025.

The most flights from USPA to SFO are scheduled on a Thursday (20 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (8 on average).

Related info for your journey

Find useful and relevant information for your journey from Pennsylvania to San Francisco. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to San Francisco from Pennsylvania?

    San Francisco (SFO) is the airport you will fly into if you book a flight from Pennsylvania to San Francisco. It is only a 11.8 mi journey from San Francisco (SFO) to San Francisco’s city center.

  • How popular is this Pennsylvania to San Francisco flight route?

    The Pennsylvania to San Francisco flight path was viewed by 18 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • What are the cheapest airlines to fly from Pennsylvania to San Francisco one-way?

    To fly one-way, consider booking your trip with Southwest, which is currently one of the cheapest options available, starting at $65. Frontier flights start at $122 while deals on Delta start at $169 one-way.

  • What are the most popular routes from Pennsylvania to San Francisco?

    The most popular flight routes from Pennsylvania to San Francisco are New York John F Kennedy Intl - San Francisco, Newark - San Francisco and Washington, D.C. Dulles Intl - San Francisco.

  • What are the most reliable airlines from Pennsylvania to San Francisco?

    No one likes to see their flight delayed. When booking a flight from Pennsylvania to San Francisco consider choosing Air China (94%), ANA (92%) or United Airlines (87%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from Pennsylvania to San Francisco?

    On average you can expect to pay $1,042 for a flight from Pennsylvania to San Francisco. The cheapest flight overall is $273 while the most popular route, (New York John F Kennedy Intl - San Francisco) is currently priced at $190.

  • Can I find deals for flights from Pennsylvania to San Francisco that include hotel bookings?

    Yes. In addition to deals on Pennsylvania to San Francisco flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Pennsylvania to San Francisco?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Pennsylvania to San Francisco.

  • Can I find deals for business class flights from Pennsylvania to San Francisco?

    Yes. Cheapflights offers flight deals from Pennsylvania to San Francisco by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Pennsylvania to San Francisco?

    Currently, January is the cheapest month in which you can book a flight from Pennsylvania to San Francisco (average of $276). Flying from Pennsylvania to San Francisco in June is currently the most expensive (average of $358). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near San Francisco?

Book flights to San Francisco if you plan to visit one of these locations
Roseville
Santa Cruz
Livermore
South San Francisco
Mountain View
Turlock
Santa Clara
Hollister
Antioch
Watsonville
Manteca
Sunnyvale
Newark
Milpitas
Campbell
Foster City
San Leandro
Burlingame
Redwood City
Vallejo

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Pennsylvania to San Francisco

See prices for flight routes from nearby airports that may be better suited for you.
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Top 7 airlines flying from Pennsylvania to San Francisco

Discover the top 7 airlines that operate flights from Pennsylvania to San Francisco. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated August 14, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$100Average$299FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$122Average$203FlexibilityNo cancel feeOn-time65%
JetBlueCheapest$136Average$260FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$197Average$474FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$203Average$472FlexibilityNo cancel feeOn-time69%
DeltaCheapest$220Average$369FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$248Average$445FlexibilityNo cancel feeOn-time63%

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