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San Francisco Bay Area

$106+ Cheap flights from Pennsylvania to San Francisco Bay Area

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 1/14. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — SFO
Jan 17 — Jan 241
Sat 1/17
Sat 1/24
1 adult, Economy
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Cheap flight deals from Pennsylvania to San Francisco Bay Area

Cheapest flights from Pennsylvania to San Francisco Bay Area
Explore the most affordable flight options available from Pennsylvania to San Francisco Bay Area. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 18, 2025.

This CheapOair deal was found by Cheapflights users on 12/16. 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.
Wed 12/314:29 pmJFK - SFO
1 stop10h 55mFrontier
Wed 1/77:00 amSFO - JFK
1 stop25h 52mFrontier
Deal found 12/16$241
This Kiwi.com deal was found by Cheapflights users on 12/16. 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 12/314:29 pmJFK - SFO
1 stop10h 55mFrontier
Tue 1/132:24 pmSFO - JFK
1 stop13h 06mFrontier
Deal found 12/16$249
This Frontier deal was found by Cheapflights users on 12/16. 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.
Wed 12/314:29 pmJFK - SFO
1 stop10h 55mFrontier
Tue 1/64:48 pmSFO - JFK
1 stop10h 42mFrontier
Deal found 12/16$258
This Frontier deal was found by Cheapflights users on 12/15. 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.
Wed 12/2410:55 pmLGA - SFO
1 stop12h 28mFrontier
Wed 1/77:00 amSFO - LGA
1 stop12h 00mFrontier
Deal found 12/15$270
This CheapOair deal was found by Cheapflights users on 12/15. 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.
Mon 12/294:29 pmJFK - SFO
1 stop25h 41mFrontier
Wed 1/77:00 amSFO - JFK
1 stop25h 52mFrontier
Deal found 12/15$271
This Trip.com deal was found by Cheapflights users on 12/16. 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.
Wed 12/314:29 pmJFK - SFO
1 stop10h 55mMultiple Airlines
Tue 1/132:30 pmSFO - JFK
Nonstop5h 29mMultiple Airlines
Deal found 12/16$273
This Kiwi.com deal was found by Cheapflights users on 12/17. 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 12/314:29 pmJFK - SFO
1 stop10h 55mFrontier
Wed 1/142:24 pmSFO - JFK
1 stop13h 06mFrontier
Deal found 12/17$277
This Kiwi.com deal was found by Cheapflights users on 12/17. 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 12/314:29 pmJFK - SFO
1 stop10h 55mFrontier
Sat 1/179:42 pmSFO - JFK
1 stop28h 18mFrontier
Deal found 12/17$283
This Kiwi.com deal was found by Cheapflights users on 12/17. 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 12/314:29 pmJFK - SFO
1 stop10h 55mFrontier
Mon 1/1211:20 pmSFO - JFK
1 stop9h 39mFrontier
Deal found 12/17$284
This Kiwi.com deal was found by Cheapflights users on 12/16. 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 12/314:29 pmJFK - SFO
1 stop10h 55mMultiple Airlines
Wed 5/66:30 amSFO - JFK
Nonstop5h 38mMultiple Airlines
Deal found 12/16$285
This Kiwi.com deal was found by Cheapflights users on 12/17. 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 12/314:29 pmJFK - SFO
1 stop10h 55mFrontier
Sat 1/102:36 pmSFO - JFK
1 stop12h 54mFrontier
Deal found 12/17$287
This CheapOair deal was found by Cheapflights users on 12/16. 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.
Sat 12/2010:01 pmPHL - SFO
1 stop15h 46mFrontier
Sun 1/46:24 amSFO - PHL
1 stop20h 07mFrontier
Deal found 12/16$289

Find flight deals from Pennsylvania to San Francisco Bay Area

Keep the following information in mind while searching for Pennsylvania to San Francisco Bay Area flight deals. Data was last updated December 18, 2025.

Most accurate provider

CheapOair
3 stars

Most trusted provider

CheapOair
3 stars

Round-trip from

$206
(Kiwi.com)

One-way from

$106
(Kiwi.com)

Popular in

December

Cheapest in

September

Average price

$446
Provider with most accurate pricing for Philadelphia-San Francisco flight deals.
Search Deals
Provider most trusted by Cheapflights users for Philadelphia-San Francisco flights.
Search Deals
From Pennsylvania to San Francisco Bay Area
Search Deals
One-way flight from Pennsylvania to San Francisco Bay Area
Search Deals
Highest demand for flights based on searches. 6% potential increase in price ($28 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($5 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Pennsylvania to San Francisco Bay Area 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 December 18, 2025.
Use the filters below to find and compare flights from Pennsylvania to San Francisco Bay Area that are best for you.

Fly from

Pennsylvania

Fly to

San Francisco Bay Area

Route

Depart

Return

Price

New YorkSan Francisco

JFK - SFO

JFKSFO

New York John F Kennedy Intl

Tue 1/20

7:25 pm-11:04 pm

Nonstop6h 39m

San Francisco

Sat 1/24

9:00 am-5:45 pm

Nonstop5h 45m

$217

New YorkSan Francisco

JFK - SFO

JFKSFO

New York John F Kennedy Intl

Fri 3/13

8:31 pm-12:19 am

Nonstop6h 48m

San Francisco

Mon 3/16

8:25 am-4:54 pm

Nonstop5h 29m

$219

New YorkSan Francisco

JFK - SFO

JFKSFO

New York John F Kennedy Intl

Thu 1/15

9:29 pm-1:08 am

Nonstop6h 39m

San Francisco

Thu 1/22

2:25 pm-11:00 pm

Nonstop5h 35m

$219

New YorkSan Francisco

JFK - SFO

JFKSFO

New York John F Kennedy Intl

Thu 1/22

7:02 pm-10:49 pm

Nonstop6h 47m

San Francisco

Sun 1/25

10:37 pm-7:03 am

Nonstop5h 26m

$219

New YorkSan Francisco

JFK - SFO

JFKSFO

New York John F Kennedy Intl

Tue 1/27

4:23 pm-10:47 pm

1 stop9h 24m

San Francisco

Sat 1/31

9:16 am-5:53 pm

Nonstop5h 37m

$223

New YorkSan Francisco

JFK - SFO

JFKSFO

New York John F Kennedy Intl

Mon 1/26

5:17 pm-9:11 am

1 stop18h 54m

San Francisco

Wed 2/4

10:20 pm-7:00 am

Nonstop5h 40m

$227

New YorkSan Francisco

JFK - SFO

JFKSFO

New York John F Kennedy Intl

Tue 1/20

6:57 pm-10:40 pm

Nonstop6h 43m

San Francisco

Fri 1/30

9:00 am-10:52 pm

1 stop10h 52m

$227

New YorkSan Francisco

JFK - SFO

JFKSFO

New York John F Kennedy Intl

Thu 2/26

4:00 pm-11:59 pm

1 stop10h 59m

San Francisco

Mon 3/2

6:29 am-3:00 pm

Nonstop5h 31m

$229

New YorkSan Francisco

JFK - SFO

JFKSFO

New York John F Kennedy Intl

Fri 1/9

9:30 am-9:02 pm

1 stop14h 32m

San Francisco

Sat 1/31

10:20 pm-7:00 am

Nonstop5h 40m

$229

New YorkSan Francisco

LGA - SFO

LGASFO

New York LaGuardia

Wed 1/21

11:25 am-5:05 pm

1 stop8h 40m

San Francisco

Wed 2/4

7:40 am-9:30 pm

2 stops10h 50m

$232

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/15

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

Have a flexible travel schedule? Discover the best time to fly to San Francisco Bay Area 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 Bay Area

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

Currently, March is the cheapest month in which you can book a flight from Pennsylvania to San Francisco Bay Area (average of $150). Flying from Pennsylvania to San Francisco Bay Area in November is currently the most expensive (average of $266). 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 XIH?

Find hourly flight availability from Pennsylvania to San Francisco Bay Area. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 18, 2025.

One of the essential ways to save on airfare from Pennsylvania to San Francisco Bay Area is to remain as flexible as possible. Flights that are in the afternoon tend to be the most expensive. A flight in the evening could potentially save you up to 34% on airfare.

What is the cheapest day to fly from Pennsylvania to San Francisco Bay Area?

Use this chart to determine the cheapest time to fly round-trip from Pennsylvania to San Francisco Bay Area. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Pennsylvania to San Francisco Bay Area flight should consider departing on Tuesday mornings when fares are most often at their lowest. Sunday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Pennsylvania to San Francisco Bay Area

Explore weekly flight availability from Pennsylvania to San Francisco Bay Area. 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 December 18, 2025.

The most flights from USPA to zzXIH are scheduled on a Thursday (18 on average). You will have fewer flight options on Wednesday, which is when the least amount of flights are scheduled (5 on average).

Related info for your journey

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

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

    The Pennsylvania to San Francisco Bay Area flight path was viewed by 71 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • How long is the flight from Pennsylvania to San Francisco Bay Area?

    A quick flight from Pennsylvania to San Francisco Bay Area can take about 6h 39m. Delta provides one of the quickest options available for as low as $217. The distance from Pennsylvania to San Francisco Bay Area is about 2578 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

    The cheapest airlines for a one-way flight from Pennsylvania to San Francisco Bay Area are Frontier ($72), Spirit Airlines ($73), and American Airlines ($99).

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

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

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

    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 Bay Area.

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

    Yes. Cheapflights offers flight deals from Pennsylvania to San Francisco Bay Area 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 Bay Area?

    Currently, March is the cheapest month in which you can book a flight from Pennsylvania to San Francisco Bay Area (average of $150). Flying from Pennsylvania to San Francisco Bay Area in November is currently the most expensive (average of $266). 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

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Alternative routes for Pennsylvania to San Francisco Bay Area

See prices for flight routes from nearby airports that may be better suited for you.
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Top 8 airlines flying from Pennsylvania to San Francisco Bay Area

Discover the top 8 airlines that operate flights from Pennsylvania to San Francisco Bay Area. 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 December 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$125Average$291FlexibilityNo cancel feeOn-time65%
JetBlueCheapest$129Average$266FlexibilityNo cancel feeOn-time62%
FrontierCheapest$130Average$319FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$174Average$485FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$179Average$429FlexibilityNo cancel feeOn-time63%
DeltaCheapest$208Average$416FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$276Average$444FlexibilityNo cancel feeOn-time69%
Sun Country AirCheapest$298Average$392FlexibilityNo cancel feeOn-time83%

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