Cheap flights from Philadelphia to San Francisco from £151
This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/10. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — SFO
9 Oct — 16 Oct1
Return
1 adult
Economy
Return
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Philadelphia to San Francisco are usually found in April or October, booked 83 days in advance, depart on a Tuesday or Monday and return on a Thursday
Cheap flight deals from Philadelphia to San Francisco
Enter your travel dates to find the best prices.
Cheapest
Best
Direct
Last-minute
One-way
Cheapest flights from Philadelphia to San Francisco
Explore the most affordable flight options available from Philadelphia to San Francisco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 9 September 2026.
Thu 15/1016:17 -
1 stop10h 09m
Tue 20/1014:57 -
1 stop21h 17m
Deal found 7/9£265
Thu 8/1016:17 -
1 stop10h 09m
Thu 15/1015:21 -
1 stop11h 20m
Deal found 7/9£280
Sat 10/1018:34 -
Nonstop6h 03m
Sat 10/1000:35 -
1 stop8h 50m
Deal found 8/9£283
Fri 23/1009:27 -
Nonstop6h 03m
Sat 24/1000:45 -
1 stop7h 49m
Deal found 9/9£284
Sat 24/1007:02 -
2 stops15h 29m
Sun 1/1106:08 -
1 stop20h 24m
Deal found 7/9£285
Thu 22/1006:00 -
Nonstop6h 03m
Sun 25/1022:45 -
1 stop7h 54m
Deal found 9/9£287
Thu 26/1105:00 -
1 stop8h 00m
Sat 5/1210:40 -
1 stop9h 10m
Deal found 7/9£290
Wed 2/1206:00 -
1 stop7h 50m
Fri 4/1206:10 -
1 stop7h 05m
Deal found 9/9£292
Sat 21/1106:00 -
Nonstop6h 22m
Mon 23/1123:20 -
Nonstop5h 19m
Deal found 6/9£294
Wed 21/1006:00 -
2 stops9h 45m
Wed 28/1010:20 -
2 stops10h 15m
Deal found 7/9£297
Best flights from Philadelphia to San Francisco
Discover carefully curated flight deals from Philadelphia to San Francisco that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 9 September 2026.
Fri 8/118:14 -
1 stop19h 47m
Mon 18/107:00 -
1 stop31h 11m
Deal found 5/9£280
Wed 27/109:45 -
1 stop9h 42m
Mon 1/223:05 -
Nonstop5h 40m
Deal found 9/9£284
Wed 27/106:10 -
1 stop7h 55m
Sun 31/105:30 -
1 stop9h 10m
Deal found 9/9£292
Fri 18/1205:34 -
1 stop9h 52m
Fri 1/106:00 -
1 stop7h 40m
Deal found 9/9£324
Thu 17/1205:00 -
2 stops11h 05m
Tue 19/123:50 -
1 stop8h 20m
Deal found 9/9£294
Fri 4/1217:56 -
1 stop19h 31m
Tue 8/1212:11 -
2 stops14h 16m
Deal found 6/9£300
Mon 25/105:20 -
1 stop8h 10m
Fri 29/123:50 -
1 stop7h 45m
Deal found 6/9£294
Fri 25/916:48 -
1 stop9h 40m
Sat 3/1011:40 -
2 stops15h 01m
Deal found 7/9£300
Sun 18/1005:45 -
1 stop8h 07m
Sat 24/1017:45 -
2 stops14h 04m
Deal found 6/9£337
Thu 12/1105:00 -
2 stops11h 05m
Mon 16/1109:25 -
2 stops11h 00m
Deal found 6/9£302
Mon 15/217:56 -
1 stop19h 31m
Mon 22/219:01 -
2 stops18h 55m
Deal found 8/9£329
Fri 29/111:50 -
2 stops11h 30m
Sun 31/108:30 -
2 stops10h 05m
Deal found 5/9£320
Direct flights from Philadelphia to San Francisco
Explore direct flight options from Philadelphia to San Francisco based on user searches, and compare prices and availability for your desired travel dates. Data last updated 9 September 2026.
Thu 1/1018:30 -
Nonstop6h 03m
Mon 5/1023:20 -
Nonstop5h 29m
Deal found 8/9£280
Sat 21/1106:00 -
Nonstop6h 22m
Mon 23/1123:20 -
Nonstop5h 19m
Deal found 6/9£294
Tue 15/1209:30 -
Nonstop6h 18m
Mon 18/123:05 -
Nonstop5h 40m
Deal found 9/9£299
Wed 25/1106:00 -
Nonstop6h 22m
Mon 30/1123:20 -
Nonstop5h 19m
Deal found 9/9£309
Fri 15/118:13 -
Nonstop6h 18m
Mon 18/123:05 -
Nonstop5h 40m
Deal found 5/9£313
Sun 4/1006:00 -
Nonstop6h 03m
Sun 11/1008:57 -
Nonstop5h 31m
Deal found 7/9£314
Sun 11/1006:00 -
Nonstop6h 03m
Sun 18/1023:20 -
Nonstop5h 29m
Deal found 9/9£318
Sun 25/1006:00 -
Nonstop6h 22m
Thu 29/1014:30 -
Nonstop5h 19m
Deal found 6/9£330
Mon 12/1006:00 -
Nonstop6h 03m
Sat 17/1012:45 -
Nonstop5h 30m
Deal found 9/9£339
Tue 24/1106:00 -
Nonstop6h 22m
Mon 30/1123:20 -
Nonstop5h 19m
Deal found 5/9£342
Sat 21/1106:00 -
Nonstop6h 22m
Mon 30/1123:20 -
Nonstop5h 19m
Deal found 7/9£342
Fri 20/1109:10 -
Nonstop6h 22m
Sun 22/1114:30 -
Nonstop5h 19m
Deal found 6/9£353
Last-minute flights from Philadelphia to San Francisco
Discover last-minute flight deals from Philadelphia to San Francisco. Data last updated 9 September 2026 and is based on user searches.
Mon 28/915:57 -
1 stop11h 59m
Sun 4/1021:44 -
1 stop8h 48m
Deal found 7/9£290
Sun 4/1006:00 -
Nonstop6h 03m
Sat 10/1012:45 -
Nonstop5h 30m
Deal found 6/9£294
Tue 6/1006:00 -
2 stops9h 45m
Tue 13/1023:40 -
1 stop8h 00m
Deal found 8/9£294
Thu 8/1016:17 -
1 stop10h 09m
Thu 15/1015:21 -
1 stop11h 20m
Deal found 7/9£280
Sat 10/1018:34 -
Nonstop6h 03m
Sat 10/1000:35 -
1 stop8h 50m
Deal found 8/9£283
Sat 10/1016:15 -
1 stop8h 00m
Thu 15/1012:05 -
2 stops10h 05m
Deal found 7/9£298
Thu 15/1016:17 -
1 stop10h 09m
Tue 20/1009:43 -
1 stop16h 58m
Deal found 6/9£265
Wed 21/1006:00 -
2 stops9h 45m
Wed 28/1010:20 -
2 stops10h 15m
Deal found 7/9£297
Thu 22/1006:00 -
Nonstop6h 03m
Sun 25/1022:45 -
1 stop7h 54m
Deal found 8/9£287
Fri 23/1009:27 -
Nonstop6h 03m
Sat 24/1000:45 -
1 stop7h 49m
Deal found 9/9£284
Sat 24/1007:02 -
1 stop12h 06m
Sat 31/1015:31 -
2 stops12h 06m
Deal found 7/9£285
Sat 24/1009:27 -
Nonstop6h 03m
Sun 1/1100:45 -
1 stop7h 52m
Deal found 8/9£299
One-way flights from Philadelphia to San Francisco
Search for one-way flight options from Philadelphia to San Francisco. Find affordable one-way fares based on user searches. Data last updated 9 September 2026.
Thu 8/1015:20 -
1 stop11h 50m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 7/9£151
Wed 30/907:00 -
2 stops13h 22m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 6/9£153
Thu 5/1107:02 -
1 stop11h 59m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 8/9£155
Wed 21/1007:02 -
2 stops16h 31m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 6/9£157
Mon 28/916:05 -
1 stop9h 50m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 7/9£165
Sun 8/1105:00 -
2 stops11h 05m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 7/9£169
Sat 6/316:30 -
1 stop7h 55m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 7/9£170
Mon 28/916:48 -
1 stop9h 40m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 7/9£173
Fri 18/1212:19 -
1 stop13h 36m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 6/9£176
Sat 19/915:40 -
1 stop7h 55m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 5/9£177
Wed 23/915:05 -
2 stops9h 35m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 6/9£181
Find flight deals from Philadelphia to San Francisco
Discover tips and strategies to find the most affordable flight options for your journey from Philadelphia (PHL) to San Francisco (SFO). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 9 September 2026.
Customise your flight search to find flights from Philadelphia 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 7,457,451 searches. Data last updated 9 September 2026.
Use the filters below to find and compare flights from Philadelphia to San Francisco that are best for you.
Fly from
Fly to
Route
Depart
Return
Price
Cheapest return flight
PhiladelphiaSan Francisco
PHL Philadelphia - SFO San Francisco
PHLSFO
Philadelphia
Wed 21/10
07:02-19:31
2 stops15h 29m
San Francisco
Wed 31/12
00:00-03:00
Nonstop0h 00m
£153
Fastest return journey
PhiladelphiaSan Francisco
PHL Philadelphia - SFO San Francisco
PHLSFO
Philadelphia
Mon 28/9
16:05-22:55
1 stop9h 50m
San Francisco
Wed 31/12
00:00-03:00
Nonstop0h 00m
£165
PhiladelphiaSan Francisco
PHL Philadelphia - SFO San Francisco
PHLSFO
Philadelphia
Sat 21/11
16:35-00:20
2 stops10h 45m
San Francisco
Wed 31/12
00:00-03:00
Nonstop0h 00m
£169
PhiladelphiaSan Francisco
PHL Philadelphia - SFO San Francisco
PHLSFO
Philadelphia
Thu 4/3
05:05-13:00
2 stops10h 55m
San Francisco
Wed 31/12
00:00-03:00
Nonstop0h 00m
£169
PhiladelphiaSan Francisco
PHL Philadelphia - SFO San Francisco
PHLSFO
Philadelphia
Mon 19/10
05:20-13:05
2 stops10h 45m
San Francisco
Wed 31/12
00:00-03:00
Nonstop0h 00m
£181
PhiladelphiaSan Francisco
PHL Philadelphia - SFO San Francisco
PHLSFO
Philadelphia
Fri 27/11
05:00-13:05
2 stops11h 05m
San Francisco
Wed 31/12
00:00-03:00
Nonstop0h 00m
£181
PhiladelphiaSan Francisco
PHL Philadelphia - SFO San Francisco
PHLSFO
Philadelphia
Wed 3/3
17:56-12:25
2 stops21h 29m
San Francisco
Wed 31/12
00:00-03:00
Nonstop0h 00m
£187
PhiladelphiaSan Francisco
PHL Philadelphia - SFO San Francisco
PHLSFO
Philadelphia
Thu 22/10
07:02-16:47
2 stops12h 45m
San Francisco
Wed 31/12
00:00-03:00
Nonstop0h 00m
£197
PhiladelphiaSan Francisco
PHL Philadelphia - SFO San Francisco
PHLSFO
Philadelphia
Thu 3/12
07:00-16:23
2 stops12h 23m
San Francisco
Wed 31/12
00:00-03:00
Nonstop0h 00m
£197
PhiladelphiaSan Francisco
PHL Philadelphia - SFO San Francisco
PHLSFO
Philadelphia
Tue 29/12
14:15-01:15
1 stop14h 00m
San Francisco
Wed 31/12
00:00-03:00
Nonstop0h 00m
£202
Flights are sorted by cheapest return flights first.
Deals found on 7/9
Showing 1-10 of 22 resultsSorted by cheapest first
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Best time to book a flight from Philadelphia to San Francisco
Have a flexible travel schedule? Discover the best time to fly to San Francisco from Philadelphia with our price prediction graph.
PHL-SFO
Estimated return 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
How far ahead should I book a flight from Philadelphia to San Francisco?
The best time to book flights from Philadelphia to San Francisco is 82 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
What is the cheapest month to book a flight from Philadelphia to San Francisco?
Currently, April is the cheapest month in which you can book a flight from Philadelphia to San Francisco (average of £291). Flying from Philadelphia to San Francisco in June is currently the most expensive (average of £339). 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 SFO?
Find hourly flight availability from Philadelphia 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 9 September 2026.
When flying from Philadelphia to San Francisco, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
How much does it cost for a return flight from Philadelphia to San Francisco?
Airfare is typical for this route at the moment.
Philadelphia to San Francisco flights typically cost between £265 and £365 in October.The cheapest return price found within the last 5 days was £265 on Alaska Airlines (15 Oct–20 Oct).
Related info for your journey
Find useful and relevant information for your journey from Philadelphia to San Francisco. 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 Philadelphia to San Francisco flight route?
This flight path from Philadelphia to San Francisco was viewed by 7 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 Philadelphia to San Francisco?
Departing from Philadelphia to San Francisco will take you 7h 55m. The distance between Philadelphia and San Francisco is about 2513 mi. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.
What are the most reliable airlines from Philadelphia to San Francisco?
The top 3 most reliable airlines when flying from Philadelphia to San Francisco are ANA (95%), Air China (93%) and Aer Lingus (74%).
What are the cheapest flights from Philadelphia to San Francisco?
The cheapest flight price from Philadelphia to San Francisco is £287. On average you can expect to pay £287. The most popular route, (Philadelphia - San Francisco), can usually be booked for £361.
Can I find deals for flights from Philadelphia to San Francisco that include hotel bookings?
Yes. In addition to deals on Philadelphia to San Francisco flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Philadelphia to San Francisco?
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.
Can I find deals for business class flights from Philadelphia to San Francisco?
Yes. Cheapflights offers flight deals from Philadelphia 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 Philadelphia to San Francisco?
Currently, April is the cheapest month in which you can book a flight from Philadelphia to San Francisco (average of £291). Flying from Philadelphia to San Francisco in June is currently the most expensive (average of £339). 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.
Browse through other flights departing from Philadelphia. Flights are based on user searches made on Cheapflights and were last updated on 9 September 2026.
Explore flights to San Francisco departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 9 September 2026.
Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.
How does Cheapflights help users find flights from Philadelphia to San Francisco?
Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Philadelphia to San Francisco. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.
Why should you use Cheapflights to find cheap flight tickets from Philadelphia to San Francisco?
Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Philadelphia to San Francisco for you. Better yet — we are completely free to use.
Can Cheapflights find flights from Philadelphia to San Francisco with no change fees?
Cheapflights does show flights with no change fees to all users. To see these options for flights from Philadelphia to San Francisco, users can toggle the no change fees filter when performing a flight search.
Can Cheapflights notify me if prices for flights from Philadelphia to San Francisco become cheaper?
Yes, Cheapflights offers price alerts on Philadelphia to San Francisco flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.
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