HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
San Francisco

$90+ 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 2/2. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — SFO
Feb 14 — Feb 211
Sat 2/14
Sat 2/21
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Pennsylvania to San Francisco with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

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 January 15, 2026.

Most accurate provider

CheapOair
3 stars

Most trusted provider

CheapOair
3 stars

Round-trip from

$213
(Expedia)

One-way from

$90
(Frontier)

Popular in

November

Cheapest in

September

Average price

$428

Good round-trip deal

$389 or less

Good one-way deal

$273 or less
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
Search Deals
One-way flight from Pennsylvania to San Francisco
Search Deals
Highest demand for flights based on searches. 4% potential increase in price ($18 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($4 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals
Price to beat on a round-trip flight from Pennsylvania to San Francisco.
Search Deals
Price to beat on a one-way flight from Pennsylvania to San Francisco.
Search Deals

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 January 15, 2026.

This Expedia deal was found by Cheapflights users on 1/13. 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.
Tue 2/103:54 pm
LGA
-
SFO
1 stop10h 35m
Multiple Airlines
Wed 2/1810:58 pm
SFO
-
LGA
1 stop14h 01m
Multiple Airlines
Deal found 1/13$213
This Delta deal was found by Cheapflights users on 1/13. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/117:05 am
JFK
-
SFO
Nonstop6h 46m
Delta
Sat 2/282:25 pm
SFO
-
JFK
Nonstop5h 35m
Delta
Deal found 1/13$213
This Frontier deal was found by Cheapflights users on 1/13. 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 3/76:10 am
LGA
-
SFO
1 stop16h 10m
Frontier
Tue 3/1710:38 pm
SFO
-
LGA
1 stop14h 51m
Frontier
Deal found 1/13$214
This Kiwi.com deal was found by Cheapflights users on 1/14. 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.
Tue 2/241:00 pm
JFK
-
SFO
1 stop11h 39m
Frontier
Sat 2/288:58 am
SFO
-
JFK
2 stops13h 10m
Frontier
Deal found 1/14$214
This Kiwi.com deal was found by Cheapflights users on 1/13. 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.
Thu 2/1912:30 pm
LGA
-
SFO
2 stops24h 03m
Multiple Airlines
Wed 2/2510:58 pm
SFO
-
LGA
1 stop14h 01m
Multiple Airlines
Deal found 1/13$215
This Frontier deal was found by Cheapflights users on 1/14. 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.
Fri 2/201:00 pm
JFK
-
SFO
1 stop11h 39m
Frontier
Thu 2/2610:46 pm
SFO
-
JFK
1 stop10h 12m
Frontier
Deal found 1/14$215
This Expedia deal was found by Cheapflights users on 1/13. 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.
Tue 2/33:54 pm
LGA
-
SFO
1 stop10h 35m
Multiple Airlines
Tue 2/1010:58 pm
SFO
-
LGA
1 stop14h 01m
Multiple Airlines
Deal found 1/13$216
This Kiwi.com deal was found by Cheapflights users on 1/13. 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.
Tue 2/101:00 pm
JFK
-
SFO
1 stop11h 39m
Frontier
Thu 2/198:05 am
SFO
-
JFK
2 stops13h 58m
Frontier
Deal found 1/13$216
This Kiwi.com deal was found by Cheapflights users on 1/14. 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 2/115:45 am
LGA
-
SFO
2 stops15h 35m
Multiple Airlines
Wed 2/1810:58 pm
SFO
-
LGA
1 stop14h 01m
Multiple Airlines
Deal found 1/14$217
This Delta deal was found by Cheapflights users on 1/13. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/249:05 am
JFK
-
SFO
Nonstop6h 45m
Delta
Wed 2/252:25 pm
SFO
-
JFK
Nonstop5h 35m
Delta
Deal found 1/13$217
This Kiwi.com deal was found by Cheapflights users on 1/14. 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 2/186:00 am
LGA
-
SFO
1 stop18h 39m
Frontier
Mon 2/233:08 pm
SFO
-
LGA
2 stops17h 21m
Frontier
Deal found 1/14$218
This Delta deal was found by Cheapflights users on 1/14. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/205:30 pm
JFK
-
SFO
Nonstop6h 41m
Delta
Tue 2/249:10 am
SFO
-
JFK
Nonstop5h 47m
Delta
Deal found 1/14$218

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 January 15, 2026.
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

JFK - SFO

JFKSFO

New York John F Kennedy Intl

Wed 3/18

8:06 pm-11:55 pm

Nonstop6h 49m

San Francisco

Tue 3/24

7:02 am-3:40 pm

Nonstop5h 38m

$217

New YorkSan Francisco

JFK - SFO

JFKSFO

New York John F Kennedy Intl

Thu 2/19

7:00 am-10:49 am

Nonstop6h 49m

San Francisco

Wed 2/25

9:10 am-5:57 pm

Nonstop5h 47m

$219

NewarkSan Francisco

EWR - SFO

EWRSFO

Newark

Tue 4/21

9:00 am-12:38 pm

Nonstop6h 38m

San Francisco

Sat 4/25

6:35 am-3:16 pm

Nonstop5h 41m

$219

New YorkSan Francisco

JFK - SFO

JFKSFO

New York John F Kennedy Intl

Thu 2/19

7:00 am-10:49 am

Nonstop6h 49m

San Francisco

Mon 2/23

4:05 pm-12:35 am

Nonstop5h 30m

$227

NewarkSan Francisco

EWR - SFO

EWRSFO

Newark

Wed 2/25

4:29 pm-11:59 pm

1 stop10h 30m

San Francisco

Sat 3/7

8:00 am-4:30 pm

Nonstop5h 30m

$227

NewarkSan Francisco

EWR - SFO

EWRSFO

Newark

Thu 2/26

5:30 pm-11:44 pm

1 stop9h 14m

San Francisco

Sat 3/7

8:00 am-4:30 pm

Nonstop5h 30m

$228

NewarkSan Francisco

EWR - SFO

EWRSFO

Newark

Wed 4/22

3:28 pm-10:28 pm

1 stop10h 00m

San Francisco

Sat 4/25

6:35 am-3:16 pm

Nonstop5h 41m

$229

NewarkSan Francisco

EWR - SFO

EWRSFO

Newark

Sat 5/2

9:00 am-12:31 pm

Nonstop6h 31m

San Francisco

Mon 5/11

7:59 pm-2:27 pm

1 stop15h 28m

$229

NewarkSan Francisco

EWR - SFO

EWRSFO

Newark

Fri 2/27

5:30 pm-11:44 pm

1 stop9h 14m

San Francisco

Mon 3/9

8:00 am-4:30 pm

Nonstop5h 30m

$229

NewarkSan Francisco

EWR - SFO

EWRSFO

Newark

Tue 2/3

8:50 am-12:15 pm

Nonstop6h 25m

San Francisco

Sat 2/7

11:55 pm-8:27 am

Nonstop5h 32m

$237

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/14

Showing 1-10 of 60 results
1
2
3
...
6

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, March is the cheapest month in which you can book a flight from Pennsylvania to San Francisco (average of $150). Flying from Pennsylvania to San Francisco 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 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 January 15, 2026.

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 January 15, 2026.

The most flights from USPA to SFO are scheduled on a Monday (11 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (4 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 78 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?

    There are many flights that can get you from Pennsylvania to San Francisco in 6h 49m. Fly via Alaska Airlines, Delta, or United Airlines to get the fastest option. The distance from Pennsylvania to San Francisco is about 2578 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • 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 New York LaGuardia - 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 Aer Lingus (88%), Qantas Airways (85%) or China Southern (85%) 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 $1,224 for a flight from Pennsylvania to San Francisco. The cheapest flight overall is $168 while the most popular route, (New York John F Kennedy Intl - San Francisco) is currently priced at $148.

  • 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, March is the cheapest month in which you can book a flight from Pennsylvania to San Francisco (average of $150). Flying from Pennsylvania to San Francisco 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

Traveling to a place near San Francisco?

Book flights to San Francisco if you plan to visit one of these locations
Roseville
South San Francisco
Santa Cruz
Santa Clara
Livermore
Watsonville
San Bruno
Daly City
Sunnyvale
Turlock
San Carlos
San Ramon
Manteca
Vallejo
San Lorenzo
Hollister
Redwood City
Union City
Elk Grove
Foster City

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Pennsylvania to San Francisco

See prices for flight routes from nearby airports that may be better suited for you.
John F Kennedy Intl to Las Vegas flights
John F Kennedy Intl to Los Angeles flights
Newark to Las Vegas flights
O'Hare Intl to Las Vegas flights
Seattle to Los Angeles flights
Dallas/Fort Worth to Las Vegas flights
Seattle to Las Vegas flights
San Francisco to Las Vegas flights
Newark to Los Angeles flights
San Francisco to Los Angeles flights
John F Kennedy Intl to San Francisco flights
Dulles Intl to Las Vegas flights
O'Hare Intl to Los Angeles flights
Minneapolis to Las Vegas flights
Atlanta to Las Vegas flights
LaGuardia to Las Vegas flights
LaGuardia to Los Angeles flights
Los Angeles to Las Vegas flights
Newark to San Francisco flights
Reagan-National to Las Vegas flights
Baltimore to Las Vegas flights
San Jose to Los Angeles flights
Boston to Las Vegas flights
Los Angeles to San Francisco flights
Denver to Las Vegas flights
San Francisco to Ontario flights
Seattle to Ontario flights
Ontario to San Francisco flights
Boston to Los Angeles flights
Seattle to San Diego flights
Burbank to Las Vegas flights
Reagan-National to Los Angeles flights
Detroit to Las Vegas flights
San Francisco to Santa Ana flights
Baltimore to Los Angeles flights
Santa Ana to Las Vegas flights
Orlando to Las Vegas flights
Seattle to Santa Ana flights
O'Hare Intl to San Francisco flights
Los Angeles to San Jose flights
Dulles Intl to Los Angeles flights
Dallas/Fort Worth to Los Angeles flights
Hobby to Las Vegas flights
Dallas/Fort Worth to San Francisco flights
Atlanta to Los Angeles flights
Santa Ana to San Francisco flights
Seattle to San Francisco flights
Austin to Las Vegas flights
Cleveland to Las Vegas flights
Cincinnati to Las Vegas flights

Top 6 airlines flying from Pennsylvania to San Francisco

Discover the top 6 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 January 15, 2026.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$100Average$326FlexibilityNo cancel feeOn-time62%
JetBlueCheapest$129Average$268FlexibilityNo cancel feeOn-time62%
DeltaCheapest$158Average$383FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$179Average$435FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$196Average$479FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$289Average$457FlexibilityNo cancel feeOn-time69%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.