$210+ Cheap flights from Philadelphia to San Francisco (PHL - SFO)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/15. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — SFO
Nov 25 — Dec 21
Round-trip
1 adult, Economy
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Find cheap flights from Philadelphia 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.Cheapflights Tip: The best prices from Philadelphia to San Francisco are usually found in April or February, booked 83 days in advance, depart on a Wednesday or Thursday and return on a Wednesday
Cheap flight deals from Philadelphia to San Francisco
Cheapest
Best
Last-minute
One-way
Cheapest flights from Philadelphia to San FranciscoExplore 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 October 26, 2026.
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 October 26, 2026.
This Kiwi.com deal was found by Cheapflights users on 10/22. 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 12/57:15 am -
1 stop11h 23m
Fri 12/1110:44 pm -
1 stop19h 23m
Deal found 10/22![Frontier logo]()
$379
This Frontier deal was found by Cheapflights users on 10/25. 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.
Mon 11/1612:36 pm -
1 stop11h 04m
Sun 11/227:11 pm -
1 stop7h 50m
Deal found 10/25![Frontier logo]()
$380
This Mytrip deal was found by Cheapflights users on 10/23. 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.
Sun 11/229:55 pm -
1 stop19h 39m
Fri 11/276:00 am -
1 stop8h 43m
Deal found 10/23![Multiple Airlines logo]()
$381
This JetBlue deal was found by Cheapflights users on 10/23. 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.
Mon 12/79:30 am -
1 stop9h 03m
Wed 12/98:00 am -
1 stop10h 23m
Deal found 10/23![JetBlue logo]()
$382
This Kiwi.com deal was found by Cheapflights users on 10/25. 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 12/37:34 am -
1 stop11h 00m
Sun 12/610:44 pm -
1 stop19h 23m
Deal found 10/25![Frontier logo]()
$383
This JetBlue deal was found by Cheapflights users on 10/24. 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.
Mon 12/79:30 am -
1 stop9h 03m
Sat 12/126:00 am -
1 stop9h 43m
Deal found 10/24![JetBlue logo]()
$384
This Frontier deal was found by Cheapflights users on 10/21. 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.
Mon 11/212:35 pm -
1 stop11h 05m
Tue 11/1711:47 pm -
1 stop11h 26m
Deal found 10/21![Frontier logo]()
$385
This Alaska Airlines deal was found by Cheapflights users on 10/24. 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.
Thu 12/37:00 am -
2 stops17h 45m
Sun 12/67:00 am -
1 stop19h 40m
Deal found 10/24![Alaska Airlines logo]()
$386
This JetBlue deal was found by Cheapflights users on 10/21. 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.
Mon 12/79:30 am -
1 stop9h 03m
Tue 12/157:30 am -
1 stop8h 13m
Deal found 10/21![JetBlue logo]()
$387
This Kiwi.com deal was found by Cheapflights users on 10/21. 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 12/177:52 pm -
1 stop14h 12m
Fri 1/2210:11 am -
2 stops11h 17m
Deal found 10/21![Frontier logo]()
$388
This Frontier deal was found by Cheapflights users on 10/25. 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 11/138:30 am -
1 stop15h 10m
Mon 11/1611:47 pm -
1 stop11h 26m
Deal found 10/25![Frontier logo]()
$389
This Frontier deal was found by Cheapflights users on 10/22. 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 11/118:30 am -
1 stop12h 40m
Fri 11/1311:47 pm -
1 stop11h 26m
Deal found 10/22![Frontier logo]()
$390
Best flights from Philadelphia to San FranciscoDiscover carefully curated flight deals from Philadelphia to San Francisco that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 26, 2026.
Discover carefully curated flight deals from Philadelphia to San Francisco that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 26, 2026.
This Southwest deal was found by Cheapflights users on 10/23. 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.
Mon 1/41:50 pm -
1 stop13h 35m
Fri 1/810:45 am -
2 stops9h 40m
Deal found 10/23![Southwest logo]()
$399
This United Airlines deal was found by Cheapflights users on 10/21. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/76:14 pm -
Nonstop6h 29m
Thu 1/218:42 am -
Nonstop5h 26m
Deal found 10/21![United Airlines logo]()
$419
This Delta deal was found by Cheapflights users on 10/24. 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 12/76:59 pm -
1 stop8h 13m
Sun 12/1310:59 pm -
1 stop7h 30m
Deal found 10/24![Delta logo]()
$439
This Alaska Airlines deal was found by Cheapflights users on 10/25. 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.
Mon 1/186:14 pm -
1 stop19h 47m
Mon 1/251:14 pm -
2 stops24h 57m
Deal found 10/25![Alaska Airlines logo]()
$466
This United Airlines deal was found by Cheapflights users on 10/21. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/109:45 am -
1 stop10h 05m
Tue 12/158:55 am -
Nonstop5h 26m
Deal found 10/21![United Airlines logo]()
$425
This Southwest deal was found by Cheapflights users on 10/25. 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.
Mon 12/214:50 pm -
2 stops10h 40m
Thu 1/77:25 am -
2 stops10h 30m
Deal found 10/25![Southwest logo]()
$429
This Delta deal was found by Cheapflights users on 10/22. 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.
Thu 11/197:00 am -
1 stop9h 15m
Sat 11/285:50 am -
1 stop8h 48m
Deal found 10/22![Delta logo]()
$459
This United Airlines deal was found by Cheapflights users on 10/22. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 1/209:00 am -
Nonstop6h 34m
Sat 1/238:15 am -
1 stop10h 25m
Deal found 10/22![United Airlines logo]()
$429
This Alaska Airlines deal was found by Cheapflights users on 10/22. 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.
Sat 12/127:00 am -
2 stops17h 13m
Mon 1/187:03 pm -
2 stops19h 08m
Deal found 10/22![Alaska Airlines logo]()
$473
This United Airlines deal was found by Cheapflights users on 10/23. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/109:20 am -
Nonstop6h 22m
Wed 12/1612:15 am -
1 stop8h 19m
Deal found 10/23![United Airlines logo]()
$429
This Alaska Airlines deal was found by Cheapflights users on 10/25. 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.
Tue 11/107:02 am -
1 stop11h 59m
Mon 11/166:47 pm -
2 stops18h 58m
Deal found 10/25![Alaska Airlines logo]()
$493
Last-minute flights from Philadelphia to San FranciscoDiscover last-minute flight deals from Philadelphia to San Francisco. Data last updated October 26, 2026 and is based on user searches.
Discover last-minute flight deals from Philadelphia to San Francisco. Data last updated October 26, 2026 and is based on user searches.
This Frontier deal was found by Cheapflights users on 10/21. 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.
Mon 11/28:30 am -
1 stop15h 10m
Mon 11/1611:47 pm -
1 stop11h 26m
Deal found 10/21![Frontier logo]()
$385
This Mytrip deal was found by Cheapflights users on 10/25. 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.
Thu 11/58:50 am -
2 stops14h 50m
Mon 11/1611:06 am -
2 stops24h 07m
Deal found 10/25![Frontier logo]()
$384
This Kiwi.com deal was found by Cheapflights users on 10/22. 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 11/712:36 pm -
1 stop11h 14m
Fri 11/131:36 pm -
2 stops21h 37m
Deal found 10/22![Frontier logo]()
$386
This Frontier deal was found by Cheapflights users on 10/22. 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 11/118:30 am -
1 stop12h 40m
Fri 11/1311:47 pm -
1 stop11h 26m
Deal found 10/22![Frontier logo]()
$390
This Frontier deal was found by Cheapflights users on 10/25. 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 11/138:30 am -
1 stop15h 10m
Mon 11/1611:47 pm -
1 stop11h 26m
Deal found 10/25![Frontier logo]()
$389
This Kiwi.com deal was found by Cheapflights users on 10/23. 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 11/1412:36 pm -
1 stop11h 14m
Sun 11/1510:20 pm -
1 stop30h 01m
Deal found 10/23![Frontier logo]()
$379
This Frontier deal was found by Cheapflights users on 10/25. 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.
Mon 11/1612:36 pm -
1 stop11h 04m
Sun 11/227:11 pm -
1 stop7h 50m
Deal found 10/25![Frontier logo]()
$380
This Kiwi.com deal was found by Cheapflights users on 10/24. 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 11/188:30 am -
1 stop12h 40m
Sun 11/229:11 pm -
2 stops10h 51m
Deal found 10/24![Frontier logo]()
$388
This Kiwi.com deal was found by Cheapflights users on 10/24. 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 11/192:36 pm -
1 stop9h 04m
Sun 11/229:11 pm -
2 stops10h 51m
Deal found 10/24![Frontier logo]()
$382
This Kiwi.com deal was found by Cheapflights users on 10/25. 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 11/219:55 pm -
1 stop12h 54m
Mon 11/2311:41 am -
2 stops14h 44m
Deal found 10/25![Frontier logo]()
$383
This Mytrip deal was found by Cheapflights users on 10/23. 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.
Sun 11/229:55 pm -
1 stop19h 39m
Fri 11/276:00 am -
1 stop8h 43m
Deal found 10/23![Multiple Airlines logo]()
$381
This Mytrip deal was found by Cheapflights users on 10/21. 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.
Wed 11/258:38 pm -
2 stops21h 18m
Thu 12/39:06 pm -
2 stops13h 01m
Deal found 10/21![Frontier logo]()
$387
One-way flights from Philadelphia to San FranciscoSearch for one-way flight options from Philadelphia to San Francisco. Find affordable one-way fares based on user searches. Data last updated October 26, 2026.
Search for one-way flight options from Philadelphia to San Francisco. Find affordable one-way fares based on user searches. Data last updated October 26, 2026.
This Kiwi.com deal was found by Cheapflights users on 10/22. 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.
Sun 11/155:45 pm -
2 stops33h 35m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/22![Frontier logo]()
$210
This Cheapflightsfares deal was found by Cheapflights users on 10/22. 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.
Tue 12/17:25 am -
1 stop11h 09m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/22![Frontier logo]()
$211
This Kiwi.com deal was found by Cheapflights users on 10/21. 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 12/2510:41 am -
1 stop15h 34m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/21![Frontier logo]()
$212
This Kiwi.com deal was found by Cheapflights users on 10/22. 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 12/182:55 pm -
2 stops34h 18m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/22![Frontier logo]()
$214
This Southwest deal was found by Cheapflights users on 10/25. 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 12/197:20 pm -
1 stop8h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/25![Southwest logo]()
$215
This Kiwi.com deal was found by Cheapflights users on 10/24. 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.
Mon 11/309:55 pm -
2 stops38h 49m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/24![Frontier logo]()
$216
This Kiwi.com deal was found by Cheapflights users on 10/25. 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.
Mon 11/96:17 am -
2 stops36h 45m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/25![Frontier logo]()
$219
This Southwest deal was found by Cheapflights users on 10/23. 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.
Tue 1/55:00 am -
1 stop9h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/23![Southwest logo]()
$220
This Super.com deal was found by Cheapflights users on 10/21. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/212:35 pm -
1 stop11h 05m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/21![Frontier logo]()
$221
This Cheapflightsfares deal was found by Cheapflights users on 10/21. 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 12/267:52 pm -
1 stop14h 47m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/21![Frontier logo]()
$223
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 October 26, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $379 (Kiwi.com) |
One-way from | $210 (Kiwi.com) |
Popular in | November |
Cheapest in | April |
Average price | $469 |
Good round-trip deal | $460 or less |
Good one-way deal | $293 or less |
Cheapflights Fare Finder
Customize 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 October 26, 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
Cheapest round-trip
PhiladelphiaSan Francisco
PHL Philadelphia - SFO San Francisco
PHLSFO
Philadelphia
Thu 11/5
7:02 am-2:10 pm
1 stop10h 08m
San Francisco
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$220
PhiladelphiaSan Francisco
PHL Philadelphia - SFO San Francisco
PHLSFO
Philadelphia
Sun 12/20
12:31 pm-10:55 pm
1 stop13h 24m
San Francisco
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$258
PhiladelphiaSan Francisco
PHL Philadelphia - SFO San Francisco
PHLSFO
Philadelphia
Sat 10/31
7:02 am-2:23 pm
1 stop10h 21m
San Francisco
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$258
PhiladelphiaSan Francisco
PHL Philadelphia - SFO San Francisco
PHLSFO
Philadelphia
Wed 1/20
6:14 pm-8:00 pm
1 stop28h 46m
San Francisco
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$268
PhiladelphiaSan Francisco
PHL Philadelphia - SFO San Francisco
PHLSFO
Philadelphia
Sat 11/14
7:02 am-6:33 pm
2 stops14h 31m
San Francisco
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$279
PhiladelphiaSan Francisco
PHL Philadelphia - SFO San Francisco
PHLSFO
Philadelphia
Wed 11/25
7:00 am-1:15 pm
1 stop9h 15m
San Francisco
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$299
Quickest round-trip
PhiladelphiaSan Francisco
PHL Philadelphia - SFO San Francisco
PHLSFO
Philadelphia
Sun 12/13
9:20 am-12:42 pm
Nonstop6h 22m
San Francisco
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$304
PhiladelphiaSan Francisco
PHL Philadelphia - SFO San Francisco
PHLSFO
Philadelphia
Tue 11/17
9:10 am-12:32 pm
Nonstop6h 22m
San Francisco
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$304
PhiladelphiaSan Francisco
PHL Philadelphia - SFO San Francisco
PHLSFO
Philadelphia
Thu 12/10
6:30 pm-9:52 pm
Nonstop6h 22m
San Francisco
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$304
PhiladelphiaSan Francisco
PHL Philadelphia - SFO San Francisco
PHLSFO
Philadelphia
Sat 12/12
9:20 am-12:42 pm
Nonstop6h 22m
San Francisco
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$304
Showing 1-10 of 23 resultsSorted by cheapest first
Compare providers for flights from Philadelphia to San Francisco
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Philadelphia to San Francisco in October.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star | |
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Philadelphia-San Francisco flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Philadelphia-San Francisco flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Philadelphia-San Francisco flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Philadelphia-San Francisco flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Philadelphia-San Francisco flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
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 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
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Airlines
How far ahead should I book a flight from Philadelphia to San Francisco?
The price you pay for your flight from Philadelphia to San Francisco may vary depending on when you book. For the best chance of a lower fare, look to book 82 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
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 $397). Flying from Philadelphia to San Francisco in November is currently the most expensive (average of $473). 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 October 26, 2026.
It’s typically best to fly out from Philadelphia to San Francisco in the evening. Doing so could potentially save you 28% on the flight price compared to flying in the morning, which is usually more expensive.
The best insider tips for Philadelphia to San Francisco flights
AI-powered summary based on content written by travel experts. AI can make mistakes.
Cheapflights partnered with top experts to bring you the best recommendations for your Philadelphia to San Francisco trip
Our travel experts
Reviews of airlines servicing San Francisco
Get insights into the airlines that provide service to San Francisco. 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. Reviews last updated October 26, 2026.
Read reviews from past customers who have flown Delta,United Airlines, andJetBlue from Philadelphia to San Francisco. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Boarding
8.1
Entertainment
7.8
Overall
7.8
Comfort
7.8
Crew
8.5
Food
7.2
Reviews
1 / 20
10.0
ExcellentSalvador,Aug 2026
PHL - DTW
Boarding
8.1
Entertainment
7.8
Overall
7.8
Comfort
7.8
Crew
8.5
Food
7.2
Reviews
1 / 20
10.0
ExcellentSalvador,Aug 2026
PHL - DTW
Boarding
8.1
Entertainment
7.8
Overall
7.8
Comfort
7.8
Crew
8.5
Food
7.2
Reviews
1 / 20
10.0
ExcellentSalvador,Aug 2026
PHL - DTW
Boarding
8.1
Entertainment
7.8
Overall
7.8
Comfort
7.8
Crew
8.5
Food
7.2
Reviews
1 / 20
10.0
ExcellentSalvador,Aug 2026
PHL - DTW
Boarding
8.1
Entertainment
7.8
Overall
7.8
Comfort
7.8
Crew
8.5
Food
7.2
Reviews
1 / 20
10.0
ExcellentSalvador,Aug 2026
PHL - DTW
Boarding
8.1
Entertainment
7.8
Overall
7.8
Comfort
7.8
Crew
8.5
Food
7.2
Reviews
1 / 20
10.0
ExcellentSalvador,Aug 2026
PHL - DTW
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.
Traveling to a place near San Francisco?
Book flights to San Francisco if you plan to visit one of these locationsSouth San Francisco
Santa Clara
Santa Cruz
Walnut Creek
Hayward
San Bruno
Emeryville
Newark
Burlingame
Roseville
Redwood City
Rancho Cordova
Cupertino
Fairfield
San Ramon
Manteca
San Carlos
Vallejo
Turlock
Davis
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Philadelphia and San Francisco flights
Browse other Philadelphia and San Francisco flight options. Last updated on October 26, 2026.
Other flights from Philadelphia
Browse through other flights departing from Philadelphia. Flights are based on user searches made on Cheapflights and were last updated on October 26, 2026.
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Check out other popular destinations found by fellow travelers in 2026
Other flights to San Francisco
Explore flights to San Francisco departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on October 26, 2026.
Top 6 airlines flying from Philadelphia to San Francisco
Discover the top 6 airlines that operate flights from Philadelphia 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 7,457,451 searches. Data last updated October 26, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$160 | Average$297 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$247 | Average$458 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$257 | Average$383 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$271 | Average$348 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$289 | Average$460 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$289 | Average$453 | FlexibilityNo cancel fee | On-time71% |