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$111+ Cheap flights from Philadelphia (PHL) 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 7/14. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — SFO
Jul 5 — Jul 121
Sat 7/5
Sat 7/12
1 adult, Economy
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Cheap flight deals from Philadelphia to San Francisco Bay Area

Keep the following information in mind while searching for Philadelphia to San Francisco Bay Area flight deals. Data was last updated June 30, 2025.

Round-trip from

$181
(Priceline)

One-way from

$111
(FlightHub)

Popular in

December

Cheapest in

September

Average price

$448
From Philadelphia to San Francisco Bay Area
Search Deals
One-way flight from Philadelphia to San Francisco Bay Area
Search Deals
Highest demand for flights based on searches. 3% potential increase in price ($12 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 June 2025
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Find flight deals from Philadelphia to San Francisco Bay Area

Cheapest flights from Philadelphia to San Francisco Bay Area
Explore the most affordable flight options available from Philadelphia to San Francisco Bay Area. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 30, 2025.

This Priceline deal was found by Cheapflights users on 6/28. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/286:25 amPHL - SJC
1 stop8h 01mFrontier
Sun 8/316:27 pmSJC - PHL
1 stop8h 18mFrontier
Deal found 6/28$181
This FlightHub deal was found by Cheapflights users on 6/30. 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.
Fri 7/186:22 pmPHL - OAK
1 stop8h 11mSpirit Airlines
Mon 8/256:00 amOAK - PHL
1 stop14h 59mSpirit Airlines
Deal found 6/30$224
This American Airlines deal was found by Cheapflights users on 6/30. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/262:01 pmPHL - SJC
1 stop7h 26mAmerican Airlines
Sun 8/317:11 pmSJC - PHL
1 stop9h 17mAmerican Airlines
Deal found 6/30$234
This Cheapflightsfares deal was found by Cheapflights users on 6/30. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/169:00 amPHL - SJC
1 stop16h 30mSpirit Airlines
Tue 8/196:00 amSJC - PHL
1 stop14h 59mSpirit Airlines
Deal found 6/30$247
This Justfly.com deal was found by Cheapflights users on 6/30. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/147:19 amPHL - SJC
1 stop13h 45mMultiple Airlines
Tue 8/266:00 amSJC - PHL
1 stop14h 59mMultiple Airlines
Deal found 6/30$248
This Alaska Airlines deal was found by Cheapflights users on 6/28. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/247:20 amPHL - SJC
1 stop10h 01mAlaska Airlines
Tue 10/75:59 pmSJC - PHL
1 stop8h 41mAlaska Airlines
Deal found 6/28$250
This Southwest deal was found by Cheapflights users on 6/30. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/161:45 pmPHL - SJC
1 stop10h 35mSouthwest
Tue 8/199:20 amSJC - PHL
2 stops9h 30mSouthwest
Deal found 6/30$256
This Kiwi.com deal was found by Cheapflights users on 6/28. 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 8/126:45 amPHL - OAK
1 stop9h 59mMultiple Airlines
Tue 8/196:00 amOAK - PHL
1 stop14h 59mMultiple Airlines
Deal found 6/28$271
This Delta deal was found by Cheapflights users on 6/30. 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.
Mon 7/285:12 pmPHL - SJC
1 stop7h 34mDelta
Mon 8/185:55 amSJC - PHL
1 stop8h 50mDelta
Deal found 6/30$277
This American Airlines deal was found by Cheapflights users on 6/29. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/76:40 amPHL - SFO
Nonstop5h 53mAmerican Airlines
Tue 8/129:28 pmSFO - PHL
Nonstop5h 26mAmerican Airlines
Deal found 6/29$289
This JetBlue deal was found by Cheapflights users on 6/28. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/65:40 pmPHL - SFO
1 stop10h 18mJetBlue
Mon 9/297:00 amSFO - PHL
1 stop11h 24mJetBlue
Deal found 6/28$290
This Frontier deal was found by Cheapflights users on 6/30. 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 7/1810:29 pmPHL - SFO
1 stop14h 56mFrontier
Mon 8/258:51 amSFO - PHL
2 stops13h 18mFrontier
Deal found 6/30$291

Cheapflights Fare Finder

Customize your flight search to find flights from Philadelphia 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 June 30, 2025.
Use the filters below to find and compare flights from Philadelphia to San Francisco Bay Area that are best for you.

Fly from

Philadelphia

Fly to

San Francisco Bay Area

Route

Depart

Return

Price

PhiladelphiaSan Jose

PHL - SJC

PHLSJC

Philadelphia

Thu 8/28

6:25 am-11:26 am

1 stop8h 01m

San Jose

Sun 8/31

6:27 pm-5:45 am

1 stop8h 18m

$181

PhiladelphiaOakland

PHL - OAK

PHLOAK

Philadelphia

Fri 7/18

6:22 pm-11:33 pm

1 stop8h 11m

Oakland

Mon 8/25

6:00 am-11:59 pm

1 stop14h 59m

$224

PhiladelphiaSan Jose

PHL - SJC

PHLSJC

Philadelphia

Tue 8/26

2:01 pm-6:27 pm

1 stop7h 26m

San Jose

Sun 8/31

7:11 pm-7:28 am

1 stop9h 17m

$234

PhiladelphiaSan Jose

PHL - SJC

PHLSJC

Philadelphia

Sat 8/16

9:00 am-10:30 pm

1 stop16h 30m

San Jose

Tue 8/19

6:00 am-11:59 pm

1 stop14h 59m

$247

PhiladelphiaSan Jose

PHL - SJC

PHLSJC

Philadelphia

Thu 8/14

7:19 am-6:04 pm

1 stop13h 45m

San Jose

Tue 8/26

6:00 am-11:59 pm

1 stop14h 59m

$248

PhiladelphiaSan Jose

PHL - SJC

PHLSJC

Philadelphia

Wed 9/24

7:20 am-2:21 pm

1 stop10h 01m

San Jose

Tue 10/7

5:59 pm-5:40 am

1 stop8h 41m

$250

PhiladelphiaSan Jose

PHL - SJC

PHLSJC

Philadelphia

Sat 8/16

1:45 pm-9:20 pm

1 stop10h 35m

San Jose

Tue 8/19

9:20 am-9:50 pm

2 stops9h 30m

$256

PhiladelphiaOakland

PHL - OAK

PHLOAK

Philadelphia

Tue 8/12

6:45 am-1:44 pm

1 stop9h 59m

Oakland

Tue 8/19

6:00 am-11:59 pm

1 stop14h 59m

$271

PhiladelphiaSan Jose

PHL - SJC

PHLSJC

Philadelphia

Mon 7/28

5:21 pm-10:50 pm

1 stop8h 29m

San Jose

Wed 8/20

10:58 pm-9:25 am

1 stop7h 27m

$277

PhiladelphiaSan Francisco

PHL - SFO

PHLSFO

Philadelphia

Thu 8/7

6:40 am-9:33 am

Nonstop5h 53m

San Francisco

Thu 10/2

6:30 am-2:52 pm

Nonstop5h 22m

$289

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/28

Showing 1-10 of 40 results
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Best time to book a flight from Philadelphia to San Francisco Bay Area

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

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

Currently, January is the cheapest month in which you can book a flight from Philadelphia to San Francisco Bay Area (average of $276). Flying from Philadelphia to San Francisco Bay Area in June is currently the most expensive (average of $360). 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 PHL to XIH?

Find hourly flight availability from Philadelphia 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 June 30, 2025.

When flying from Philadelphia to San Francisco Bay Area, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Weekly flight availability from Philadelphia to San Francisco Bay Area

Explore weekly flight availability from Philadelphia 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 June 30, 2025.

The most flights from PHL to zzXIH are scheduled on a Monday (17 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (9 on average).

Reviews of airlines servicing San Francisco Bay Area

Get insights into the airlines that provide service to San Francisco Bay Area. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to San Francisco Bay Area. Reviews last updated June 30, 2025.
Get a feel of what it's like to fly with Alaska Airlines, Southwest, and Delta from Philadelphia to San Francisco Bay Area by reading reviews from past customers. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Boarding

8.1

Entertainment

7.1

Crew

8.5

Overall

8.0

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Boarding

8.1

Entertainment

7.1

Crew

8.5

Overall

8.0

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Southwest
8.0
Very good
4,278 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Boarding

8.1

Entertainment

7.1

Crew

8.5

Overall

8.0

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very good
7,973 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Boarding

8.1

Entertainment

7.1

Crew

8.5

Overall

8.0

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Hawaiian Airlines
7.8
Good
2,529 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Boarding

8.1

Entertainment

7.1

Crew

8.5

Overall

8.0

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,852 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Boarding

8.1

Entertainment

7.1

Crew

8.5

Overall

8.0

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Related info for your journey

Find useful and relevant information for your journey from Philadelphia 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.

  • What airport do you fly from for flights from Philadelphia to San Francisco Bay Area?

    If you book a flight to San Francisco Bay Area from Philadelphia, you will be flying from Philadelphia, which is the city’s only airport. Philadelphia (PHL) is located 7.0 mi from the center of Philadelphia.

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

    This flight path from Philadelphia to San Francisco Bay Area 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 Philadelphia to San Francisco Bay Area one-way?

    One-way options have recently been found by users for as low as $111 on Spirit Airlines. Other airlines that offer cheap prices include American Airlines from $126 and Frontier from $130 one-way.

  • What are the most popular routes from Philadelphia to San Francisco Bay Area?

    The most popular flight routes from Philadelphia to San Francisco Bay Area are Philadelphia - San Francisco, Philadelphia - San Jose and Philadelphia - Oakland.

  • What are the most reliable airlines from Philadelphia to San Francisco Bay Area?

    No one likes to see their flight delayed. When booking a flight from Philadelphia to San Francisco Bay Area consider choosing United Airlines (87%), Virgin Australia (84%) or Air New Zealand (84%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from Philadelphia to San Francisco Bay Area?

    While on average a flight from Philadelphia to San Francisco Bay Area is generally $1,050, our data shows the cheapest flight currently is $166. When looking at the most popular route, (Philadelphia - San Francisco), you can expect to pay $137 for that flight.

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

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

  • How can I find direct flights from Philadelphia 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 Philadelphia to San Francisco Bay Area.

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

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

    Currently, January is the cheapest month in which you can book a flight from Philadelphia to San Francisco Bay Area (average of $276). Flying from Philadelphia to San Francisco Bay Area in June is currently the most expensive (average of $360). 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.

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Alternative routes for Philadelphia 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 7 airlines flying from Philadelphia to San Francisco Bay Area

Discover the top 7 airlines that operate flights from Philadelphia 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 June 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$122Average$259FlexibilityNo cancel feeOn-time65%
FrontierCheapest$135Average$267FlexibilityNo cancel feeOn-time62%
JetBlueCheapest$136Average$246FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$214Average$473FlexibilityNo cancel feeOn-time71%
DeltaCheapest$256Average$351FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$270Average$432FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$279Average$450FlexibilityNo cancel feeOn-time63%

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