$105+ 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 4/28. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — SFO
Apr 23 — Apr 301
Round-trip
1 adult, Economy
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Find cheap flights from Philadelphia to San Francisco Bay Area with Cheapflights
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Cheapest flights from Philadelphia to San Francisco Bay AreaExplore 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 March 24, 2026.
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 March 24, 2026.
This CheapOair deal was found by Cheapflights users on 3/22. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/176:43 am
PHL
- SJC
1 stop14h 01m
Frontier
Mon 4/208:22 pm
SJC
- PHL
1 stop7h 28m
Frontier
Deal found 3/22![Frontier logo]()
$230
This CheapOair deal was found by Cheapflights users on 3/23. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/287:50 pm
PHL
- SJC
1 stop19h 09m
Frontier
Sun 5/3112:57 pm
SJC
- PHL
1 stop17h 13m
Frontier
Deal found 3/23![Frontier logo]()
$246
This American Airlines deal was found by Cheapflights users on 3/24. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/25:30 pm
PHL
- SJC
1 stop8h 29m
American Airlines
Sat 5/97:09 pm
SJC
- PHL
1 stop7h 29m
American Airlines
Deal found 3/24![American Airlines logo]()
$249
This Expedia deal was found by Cheapflights users on 3/23. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/206:43 am
PHL
- SJC
1 stop14h 01m
Frontier
Mon 4/278:22 pm
SJC
- PHL
1 stop7h 28m
Frontier
Deal found 3/23![Frontier logo]()
$250
This Southwest deal was found by Cheapflights users on 3/23. 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 4/204:30 pm
PHL
- SJC
2 stops10h 00m
Southwest
Mon 4/2710:55 pm
SJC
- PHL
1 stop8h 55m
Southwest
Deal found 3/23![Southwest logo]()
$256
This Delta deal was found by Cheapflights users on 3/23. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/282:59 pm
PHL
- SJC
1 stop8h 38m
Delta
Wed 5/66:20 am
SJC
- PHL
1 stop8h 48m
Delta
Deal found 3/23![Delta logo]()
$257
This Delta deal was found by Cheapflights users on 3/23. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/135:30 am
PHL
- SJC
2 stops12h 38m
Delta
Mon 4/2011:00 pm
SJC
- PHL
1 stop7h 25m
Delta
Deal found 3/23![Delta logo]()
$262
This Delta deal was found by Cheapflights users on 3/23. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/242:59 pm
PHL
- SJC
1 stop8h 38m
Delta
Mon 4/2711:00 pm
SJC
- PHL
1 stop7h 25m
Delta
Deal found 3/23![Delta logo]()
$273
This Kiwi.com deal was found by Cheapflights users on 3/24. 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.
Tue 5/126:10 am
PHL
- SFO
1 stop19h 54m
Frontier
Sun 5/3110:40 pm
SFO
- PHL
2 stops51h 57m
Frontier
Deal found 3/24![Frontier logo]()
$289
This Frontier deal was found by Cheapflights users on 3/23. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/126:30 am
PHL
- SFO
1 stop16h 04m
Frontier
Fri 8/288:51 pm
SFO
- PHL
1 stop14h 45m
Frontier
Deal found 3/23![Frontier logo]()
$290
This CheapOair deal was found by Cheapflights users on 3/20. 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.
Thu 4/28:25 pm
PHL
- SFO
1 stop30h 58m
Frontier
Tue 4/79:00 pm
SFO
- PHL
1 stop29h 31m
Frontier
Deal found 3/20![Frontier logo]()
$291
This Kiwi.com deal was found by Cheapflights users on 3/21. 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.
Wed 4/228:41 pm
PHL
- SFO
1 stop15h 32m
Frontier
Mon 4/2710:38 pm
SFO
- PHL
2 stops36h 24m
Frontier
Deal found 3/21![Frontier logo]()
$294
Best flights from Philadelphia to San Francisco Bay AreaDiscover carefully curated flight deals from Philadelphia to San Francisco Bay Area that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated March 24, 2026.
Discover carefully curated flight deals from Philadelphia to San Francisco Bay Area that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated March 24, 2026.
This Delta deal was found by Cheapflights users on 3/19. 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 4/282:59 pm
PHL
- SJC
1 stop8h 38m
Delta
Wed 5/66:00 am
SJC
- PHL
1 stop8h 42m
Delta
Deal found 3/19![Delta logo]()
$271
This Southwest deal was found by Cheapflights users on 3/19. 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.
Thu 4/166:00 pm
PHL
- SJC
1 stop8h 00m
Southwest
Thu 4/232:45 pm
SJC
- PHL
1 stop6h 50m
Southwest
Deal found 3/19![Southwest logo]()
$311
This United Airlines deal was found by Cheapflights users on 3/19. 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.
Sat 5/236:00 am
PHL
- SFO
Nonstop5h 58m
United Airlines
Tue 5/2611:20 pm
SFO
- PHL
Nonstop5h 30m
United Airlines
Deal found 3/19![United Airlines logo]()
$349
This Alaska Airlines deal was found by Cheapflights users on 3/20. 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 8/115:43 pm
PHL
- OAK
1 stop20h 35m
Alaska Airlines
Thu 8/2012:49 pm
OAK
- PHL
1 stop13h 38m
Alaska Airlines
Deal found 3/20![Alaska Airlines logo]()
$458
This Delta deal was found by Cheapflights users on 3/23. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/247:03 am
PHL
- SJC
2 stops12h 56m
Delta
Mon 4/274:50 pm
SJC
- PHL
2 stops13h 35m
Delta
Deal found 3/23![Delta logo]()
$283
This Delta deal was found by Cheapflights users on 3/20. 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 5/205:17 am
PHL
- SJC
2 stops11h 52m
Delta
Thu 5/212:49 pm
SJC
- PHL
2 stops12h 21m
Delta
Deal found 3/20![Delta logo]()
$304
This United Airlines deal was found by Cheapflights users on 3/22. 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.
Fri 5/86:00 am
PHL
- SFO
Nonstop6h 18m
United Airlines
Sat 5/2311:20 pm
SFO
- PHL
Nonstop5h 30m
United Airlines
Deal found 3/22![United Airlines logo]()
$349
This Southwest deal was found by Cheapflights users on 3/19. 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.
Thu 4/95:40 am
PHL
- SFO
1 stop7h 50m
Southwest
Wed 4/225:55 am
SFO
- PHL
2 stops8h 55m
Southwest
Deal found 3/19![Southwest logo]()
$364
This Delta deal was found by Cheapflights users on 3/19. 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 6/35:17 pm
PHL
- SJC
1 stop8h 38m
Delta
Mon 6/157:00 pm
SJC
- PHL
1 stop7h 43m
Delta
Deal found 3/19![Delta logo]()
$304
This United Airlines deal was found by Cheapflights users on 3/20. 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.
Fri 5/159:30 am
PHL
- SFO
Nonstop6h 18m
United Airlines
Tue 5/1911:20 pm
SFO
- PHL
Nonstop5h 40m
United Airlines
Deal found 3/20![United Airlines logo]()
$349
This Delta deal was found by Cheapflights users on 3/19. 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 5/56:05 am
PHL
- SJC
2 stops10h 13m
Delta
Sat 5/95:55 pm
SJC
- PHL
1 stop9h 15m
Delta
Deal found 3/19![Delta logo]()
$306
This United Airlines deal was found by Cheapflights users on 3/20. 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 6/46:00 am
PHL
- SFO
Nonstop5h 58m
United Airlines
Thu 6/1111:20 pm
SFO
- PHL
Nonstop5h 30m
United Airlines
Deal found 3/20![United Airlines logo]()
$349
This Southwest deal was found by Cheapflights users on 3/19. 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 8/1812:35 pm
PHL
- OAK
1 stop8h 00m
Southwest
Thu 8/278:35 am
OAK
- PHL
2 stops9h 30m
Southwest
Deal found 3/19![Southwest logo]()
$398
This Delta deal was found by Cheapflights users on 3/23. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/255:40 am
PHL
- SJC
1 stop9h 25m
Delta
Sun 6/2810:59 pm
SJC
- PHL
1 stop6h 45m
Delta
Deal found 3/23![Delta logo]()
$317
This United Airlines deal was found by Cheapflights users on 3/21. 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 4/166:21 pm
PHL
- SFO
Nonstop6h 18m
United Airlines
Mon 4/2011:59 pm
SFO
- PHL
1 stop8h 44m
United Airlines
Deal found 3/21![United Airlines logo]()
$359
This Southwest deal was found by Cheapflights users on 3/19. 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.
Fri 5/294:30 pm
PHL
- SFO
2 stops10h 15m
Southwest
Mon 6/111:10 am
SFO
- PHL
2 stops10h 25m
Southwest
Deal found 3/19![Southwest logo]()
$403
This Alaska Airlines deal was found by Cheapflights users on 3/23. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/57:22 am
PHL
- OAK
1 stop28h 51m
Alaska Airlines
Wed 5/62:09 pm
OAK
- PHL
1 stop12h 53m
Alaska Airlines
Deal found 3/23![Alaska Airlines logo]()
$495
This Delta deal was found by Cheapflights users on 3/20. 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 4/242:59 pm
PHL
- SJC
1 stop8h 38m
Delta
Sun 4/2611:00 pm
SJC
- PHL
1 stop7h 25m
Delta
Deal found 3/20![Delta logo]()
$317
This United Airlines deal was found by Cheapflights users on 3/23. 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.
Wed 6/176:00 am
PHL
- SFO
Nonstop5h 58m
United Airlines
Sat 6/206:56 pm
SFO
- PHL
1 stop7h 35m
United Airlines
Deal found 3/23![United Airlines logo]()
$359
This Southwest deal was found by Cheapflights users on 3/22. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/222:15 pm
PHL
- SFO
1 stop13h 05m
Southwest
Wed 6/1010:30 am
SFO
- PHL
2 stops11h 30m
Southwest
Deal found 3/22![Southwest logo]()
$420
This Delta deal was found by Cheapflights users on 3/19. 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 4/167:15 am
PHL
- SJC
2 stops12h 44m
Delta
Thu 4/234:00 pm
SJC
- PHL
2 stops10h 59m
Delta
Deal found 3/19![Delta logo]()
$321
This Alaska Airlines deal was found by Cheapflights users on 3/19. 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 4/257:22 am
PHL
- STS
1 stop18h 35m
Alaska Airlines
Wed 4/291:13 pm
STS
- PHL
1 stop13h 49m
Alaska Airlines
Deal found 3/19![Alaska Airlines logo]()
$535
This Southwest deal was found by Cheapflights users on 3/23. 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 6/16:00 pm
PHL
- OAK
1 stop9h 25m
Southwest
Sat 6/132:15 pm
OAK
- PHL
1 stop6h 50m
Southwest
Deal found 3/23![Southwest logo]()
$423
This Delta deal was found by Cheapflights users on 3/21. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/206:00 am
PHL
- SJC
2 stops9h 53m
Delta
Thu 8/207:00 pm
SJC
- PHL
1 stop7h 43m
Delta
Deal found 3/21![Delta logo]()
$322
This Delta deal was found by Cheapflights users on 3/19. 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 8/256:15 am
PHL
- SJC
1 stop8h 54m
Delta
Fri 8/285:05 pm
SJC
- PHL
2 stops9h 38m
Delta
Deal found 3/19![Delta logo]()
$322
This Southwest deal was found by Cheapflights users on 3/19. 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 4/136:00 pm
PHL
- OAK
1 stop9h 25m
Southwest
Sat 4/188:55 am
OAK
- PHL
2 stops9h 40m
Southwest
Deal found 3/19![Southwest logo]()
$432
This Alaska Airlines deal was found by Cheapflights users on 3/22. 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.
Thu 6/44:45 pm
PHL
- STS
1 stop9h 45m
Alaska Airlines
Mon 6/87:00 am
STS
- PHL
2 stops19h 35m
Alaska Airlines
Deal found 3/22![Alaska Airlines logo]()
$606
This Delta deal was found by Cheapflights users on 3/22. 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.
Fri 4/172:59 pm
PHL
- SJC
2 stops11h 43m
Delta
Sun 4/1911:00 pm
SJC
- PHL
1 stop10h 14m
Delta
Deal found 3/22![Delta logo]()
$322
This Southwest deal was found by Cheapflights users on 3/22. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/115:35 am
PHL
- SFO
2 stops10h 00m
Southwest
Mon 4/1311:25 pm
SFO
- PHL
1 stop8h 25m
Southwest
Deal found 3/22![Southwest logo]()
$438
This Alaska Airlines deal was found by Cheapflights users on 3/22. 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.
Fri 5/294:45 pm
PHL
- STS
1 stop9h 45m
Alaska Airlines
Tue 6/28:26 pm
STS
- PHL
1 stop30h 09m
Alaska Airlines
Deal found 3/22![Alaska Airlines logo]()
$617
Last-minute flights from Philadelphia to San Francisco Bay AreaDiscover last-minute flight deals from Philadelphia to San Francisco Bay Area. Data last updated March 24, 2026 and is based on user searches.
Discover last-minute flight deals from Philadelphia to San Francisco Bay Area. Data last updated March 24, 2026 and is based on user searches.
This Frontier deal was found by Cheapflights users on 3/24. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/2411:47 am
PHL
- SFO
1 stop10h 27m
Frontier
Sat 5/912:52 pm
SFO
- PHL
1 stop13h 45m
Frontier
Deal found 3/24![Frontier logo]()
$295
This CheapOair deal was found by Cheapflights users on 3/20. 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.
Thu 4/28:25 pm
PHL
- SFO
1 stop30h 58m
Frontier
Tue 4/79:00 pm
SFO
- PHL
1 stop29h 31m
Frontier
Deal found 3/20![Frontier logo]()
$291
This CheapOair deal was found by Cheapflights users on 3/21. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/38:25 pm
PHL
- SFO
1 stop24h 58m
Frontier
Sat 4/116:00 am
SFO
- PHL
1 stop20h 30m
Frontier
Deal found 3/21![Frontier logo]()
$296
This Delta deal was found by Cheapflights users on 3/23. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/135:30 am
PHL
- SJC
2 stops12h 38m
Delta
Mon 4/2011:00 pm
SJC
- PHL
1 stop7h 25m
Delta
Deal found 3/23![Delta logo]()
$262
This CheapOair deal was found by Cheapflights users on 3/22. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/176:43 am
PHL
- SJC
1 stop14h 01m
Frontier
Mon 4/208:22 pm
SJC
- PHL
1 stop7h 28m
Frontier
Deal found 3/22![Frontier logo]()
$230
This Kiwi.com deal was found by Cheapflights users on 3/21. 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 4/1710:01 am
PHL
- SFO
2 stops40h 24m
Multiple Airlines
Sat 4/256:00 am
SFO
- PHL
1 stop20h 35m
Multiple Airlines
Deal found 3/21![Multiple Airlines logo]()
$289
This Frontier deal was found by Cheapflights users on 3/21. 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.
Sun 4/193:27 pm
PHL
- SFO
1 stop10h 04m
Frontier
Thu 4/2310:38 pm
SFO
- PHL
1 stop9h 08m
Frontier
Deal found 3/21![Frontier logo]()
$290
This Expedia deal was found by Cheapflights users on 3/23. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/206:43 am
PHL
- SJC
1 stop14h 01m
Frontier
Mon 4/278:22 pm
SJC
- PHL
1 stop7h 28m
Frontier
Deal found 3/23![Frontier logo]()
$250
This Southwest deal was found by Cheapflights users on 3/23. 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 4/204:30 pm
PHL
- SJC
2 stops10h 00m
Southwest
Mon 4/2710:55 pm
SJC
- PHL
1 stop8h 55m
Southwest
Deal found 3/23![Southwest logo]()
$256
This Kiwi.com deal was found by Cheapflights users on 3/21. 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.
Wed 4/228:41 pm
PHL
- SFO
1 stop15h 32m
Frontier
Mon 4/2710:38 pm
SFO
- PHL
2 stops36h 24m
Frontier
Deal found 3/21![Frontier logo]()
$294
This Delta deal was found by Cheapflights users on 3/23. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/242:59 pm
PHL
- SJC
1 stop8h 38m
Delta
Mon 4/2711:00 pm
SJC
- PHL
1 stop7h 25m
Delta
Deal found 3/23![Delta logo]()
$273
This Delta deal was found by Cheapflights users on 3/23. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/282:59 pm
PHL
- SJC
1 stop8h 38m
Delta
Wed 5/66:20 am
SJC
- PHL
1 stop8h 48m
Delta
Deal found 3/23![Delta logo]()
$257
One-way flights from Philadelphia to San Francisco Bay AreaSearch for one-way flight options from Philadelphia to San Francisco Bay Area. Find affordable one-way fares based on user searches. Data last updated March 24, 2026.
Search for one-way flight options from Philadelphia to San Francisco Bay Area. Find affordable one-way fares based on user searches. Data last updated March 24, 2026.
This Southwest deal was found by Cheapflights users on 3/23. 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 4/287:30 am
PHL
- SJC
1 stop8h 25m
Southwest
Deal found 3/23![Southwest logo]()
$105
This Southwest deal was found by Cheapflights users on 3/23. 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 6/94:35 pm
PHL
- SJC
2 stops9h 25m
Southwest
Deal found 3/23![Southwest logo]()
$111
This Southwest deal was found by Cheapflights users on 3/23. 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.
Wed 4/155:45 pm
PHL
- OAK
1 stop8h 40m
Southwest
Deal found 3/23![Southwest logo]()
$121
This United Airlines deal was found by Cheapflights users on 3/23. 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.
Mon 4/135:00 pm
PHL
- SJC
1 stop8h 41m
United Airlines
Deal found 3/23![United Airlines logo]()
$125
This Southwest deal was found by Cheapflights users on 3/23. 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.
Wed 4/225:50 am
PHL
- OAK
2 stops10h 15m
Southwest
Deal found 3/23![Southwest logo]()
$126
This Delta deal was found by Cheapflights users on 3/24. 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.
Tue 4/146:54 pm
PHL
- SJC
1 stop7h 48m
Delta
Deal found 3/24![Delta logo]()
$129
This CheapOair deal was found by Cheapflights users on 3/20. 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.
Fri 4/176:43 am
PHL
- SJC
1 stop14h 01m
Frontier
Deal found 3/20![Frontier logo]()
$131
This Delta deal was found by Cheapflights users on 3/23. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/135:30 am
PHL
- SJC
2 stops12h 38m
Delta
Deal found 3/23![Delta logo]()
$134
This American Airlines deal was found by Cheapflights users on 3/21. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/163:58 pm
PHL
- SJC
1 stop10h 01m
American Airlines
Deal found 3/21![American Airlines logo]()
$137
This Delta deal was found by Cheapflights users on 3/19. 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 5/205:17 am
PHL
- SJC
1 stop8h 36m
Delta
Deal found 3/19![Delta logo]()
$146
This Delta deal was found by Cheapflights users on 3/24. 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.
Sat 4/257:15 am
PHL
- OAK
1 stop7h 38m
Delta
Deal found 3/24![Delta logo]()
$149
This CheapOair deal was found by Cheapflights users on 3/22. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/156:47 pm
PHL
- SJC
1 stop17h 41m
Alaska Airlines
Deal found 3/22![Alaska Airlines logo]()
$151
Find 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 March 24, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $230 (CheapOair) |
One-way from | $105 (Southwest) |
Popular in | November |
Cheapest in | September |
Average price | $438 |
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 March 24, 2026.
Use the filters below to find and compare flights from Philadelphia to San Francisco Bay Area that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
PhiladelphiaSan Jose
PHL - SJC
PHLSJC
Philadelphia
Tue 4/28
2:59 pm-8:37 pm
1 stop8h 38m
San Jose
Wed 5/6
6:00 am-5:42 pm
1 stop8h 42m
$271
PhiladelphiaSan Jose
PHL - SJC
PHLSJC
Philadelphia
Fri 4/24
7:03 am-4:59 pm
2 stops12h 56m
San Jose
Mon 4/27
4:50 pm-9:25 am
2 stops13h 35m
$283
PhiladelphiaSan Jose
PHL - SJC
PHLSJC
Philadelphia
Wed 5/20
5:17 am-2:09 pm
2 stops11h 52m
San Jose
Thu 5/21
2:49 pm-6:10 am
2 stops12h 21m
$304
PhiladelphiaSan Jose
PHL - SJC
PHLSJC
Philadelphia
Wed 6/3
5:17 pm-10:55 pm
1 stop8h 38m
San Jose
Mon 6/15
7:00 pm-5:43 am
1 stop7h 43m
$304
PhiladelphiaSan Jose
PHL - SJC
PHLSJC
Philadelphia
Tue 5/5
6:05 am-1:18 pm
2 stops10h 13m
San Jose
Sat 5/9
5:55 pm-6:10 am
1 stop9h 15m
$306
PhiladelphiaSan Jose
PHL - SJC
PHLSJC
Philadelphia
Thu 4/16
6:00 pm-11:00 pm
1 stop8h 00m
San Jose
Thu 4/23
2:45 pm-12:35 am
1 stop6h 50m
$311
PhiladelphiaSan Jose
PHL - SJC
PHLSJC
Philadelphia
Thu 6/25
5:40 am-12:05 pm
1 stop9h 25m
San Jose
Sun 6/28
10:59 pm-8:44 am
1 stop6h 45m
$317
PhiladelphiaSan Jose
PHL - SJC
PHLSJC
Philadelphia
Fri 4/24
2:59 pm-8:37 pm
1 stop8h 38m
San Jose
Sun 4/26
11:00 pm-9:25 am
1 stop7h 25m
$317
PhiladelphiaSan Jose
PHL - SJC
PHLSJC
Philadelphia
Thu 4/16
7:15 am-4:59 pm
2 stops12h 44m
San Jose
Thu 4/23
4:00 pm-5:59 am
2 stops10h 59m
$321
PhiladelphiaSan Jose
PHL - SJC
PHLSJC
Philadelphia
Thu 8/20
6:00 am-12:53 pm
2 stops9h 53m
San Jose
Thu 8/20
7:00 pm-5:43 am
1 stop7h 43m
$322
Showing 1-10 of 59 resultsSorted by cheapest first
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.
PHL-SJC
PHL-SFO
PHL-OAK
PHL-STS
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
PHL-zzXIH
PHL-SJC
PHL-SFO
PHL-OAK
PHL-STS
What is the cheapest month to book a flight from Philadelphia to San Francisco Bay Area?
Currently, December is the cheapest month in which you can book a flight from Philadelphia to San Francisco Bay Area (average of $113). Flying from Philadelphia to San Francisco Bay Area in May is currently the most expensive (average of $193). 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 March 24, 2026.
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 March 24, 2026.
The most flights from PHL to zzXIH are scheduled on a Friday (13 on average). You will have fewer flight options on Wednesday, which is when the least amount of flights are scheduled (7 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 March 24, 2026.
Get a feel of what it's like to fly with Southwest,Delta, andUnited Airlines 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.
Crew
8.6
Food
7.0
Overall
8.0
Boarding
8.1
Comfort
8.0
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Crew
8.6
Food
7.0
Overall
8.0
Boarding
8.1
Comfort
8.0
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Crew
8.6
Food
7.0
Overall
8.0
Boarding
8.1
Comfort
8.0
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Crew
8.6
Food
7.0
Overall
8.0
Boarding
8.1
Comfort
8.0
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Crew
8.6
Food
7.0
Overall
8.0
Boarding
8.1
Comfort
8.0
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Crew
8.6
Food
7.0
Overall
8.0
Boarding
8.1
Comfort
8.0
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
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.
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Alternative routes for Philadelphia to San Francisco Bay Area
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Complete your trip
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Search flights from Philadelphia to San Francisco Bay Area by cabin class
Find flights from Philadelphia to San Francisco Bay Area, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Philadelphia and San Francisco Bay Area flights
Browse other Philadelphia and San Francisco Bay Area flight options. Last updated on March 24, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Philadelphia to San Francisco Bay Area flights
Consider these flights traveling from Philadelphia to San Francisco Bay Area.
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 March 24, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$111 | Average$246 | FlexibilityNo cancel fee | On-time65% | |
| Cheapest$153 | Average$350 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$154 | Average$265 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$179 | Average$424 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$211 | Average$475 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$246 | Average$291 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$281 | Average$396 | FlexibilityNo cancel fee | On-time69% |