$125+ Cheap flights from Pennsylvania to San Francisco (SFO)
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/17. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — SFO
Jul 9 — Jul 161
Round-trip
1 adult, Economy
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Cheapest flights from Pennsylvania to San FranciscoExplore the most affordable flight options available from Pennsylvania to San Francisco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 9, 2026.
Explore the most affordable flight options available from Pennsylvania to San Francisco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 9, 2026.
This Southwest deal was found by Cheapflights users on 6/4. 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 8/193:55 pm
LGA
- SFO
1 stop9h 25m
Southwest
Tue 8/2511:40 pm
SFO
- LGA
1 stop7h 40m
Southwest
Deal found 6/4![Southwest logo]()
$309
This Delta deal was found by Cheapflights users on 6/4. 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 10/269:30 pm
JFK
- SFO
Nonstop6h 43m
Delta
Fri 10/309:00 pm
SFO
- JFK
Nonstop5h 33m
Delta
Deal found 6/4![Delta logo]()
$309
This Southwest deal was found by Cheapflights users on 6/7. 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 8/126:05 am
LGA
- SFO
2 stops11h 00m
Southwest
Sat 8/155:00 am
SFO
- LGA
2 stops12h 10m
Southwest
Deal found 6/7![Southwest logo]()
$310
This Frontier deal was found by Cheapflights users on 6/4. 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 8/121:00 pm
JFK
- SFO
1 stop9h 13m
Frontier
Thu 8/2010:15 pm
SFO
- JFK
1 stop10h 36m
Frontier
Deal found 6/4![Frontier logo]()
$310
This Southwest deal was found by Cheapflights users on 6/7. 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 9/87:15 am
LGA
- SFO
1 stop12h 10m
Southwest
Fri 9/1111:15 am
SFO
- LGA
1 stop8h 40m
Southwest
Deal found 6/7![Southwest logo]()
$311
This Kiwi.com deal was found by Cheapflights users on 6/4. 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 7/291:00 pm
JFK
- SFO
1 stop9h 18m
Frontier
Mon 8/1011:05 pm
SFO
- JFK
1 stop9h 45m
Frontier
Deal found 6/4![Frontier logo]()
$312
This Southwest deal was found by Cheapflights users on 6/7. 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 8/133:25 pm
LGA
- SFO
2 stops10h 30m
Southwest
Mon 8/176:15 pm
SFO
- LGA
2 stops10h 55m
Southwest
Deal found 6/7![Southwest logo]()
$313
This Expedia deal was found by Cheapflights users on 6/4. 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.
Thu 7/231:00 pm
JFK
- SFO
1 stop9h 18m
Frontier
Wed 7/2911:00 pm
SFO
- JFK
1 stop9h 50m
Frontier
Deal found 6/4![Frontier logo]()
$313
This Southwest deal was found by Cheapflights users on 6/4. 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 7/287:15 am
LGA
- SFO
1 stop11h 30m
Southwest
Tue 8/1111:05 pm
SFO
- LGA
1 stop7h 35m
Southwest
Deal found 6/4![Southwest logo]()
$314
This Travelocity deal was found by Cheapflights users on 6/7. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/177:20 am
JFK
- SFO
Nonstop6h 19m
Multiple Airlines
Thu 9/249:27 am
SFO
- JFK
1 stop10h 32m
Multiple Airlines
Deal found 6/7![Multiple Airlines logo]()
$314
This Southwest deal was found by Cheapflights users on 6/8. 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 7/2911:05 am
LGA
- SFO
2 stops14h 10m
Southwest
Tue 8/47:25 pm
SFO
- LGA
2 stops9h 45m
Southwest
Deal found 6/8![Southwest logo]()
$315
This Kiwi.com deal was found by Cheapflights users on 6/8. 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 8/201:00 pm
JFK
- SFO
1 stop9h 25m
Frontier
Mon 9/710:15 pm
SFO
- JFK
1 stop10h 36m
Frontier
Deal found 6/8![Frontier logo]()
$315
Best flights from Pennsylvania to San FranciscoDiscover carefully curated flight deals from Pennsylvania to San Francisco that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 9, 2026.
Discover carefully curated flight deals from Pennsylvania to San Francisco that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 9, 2026.
This United Airlines deal was found by Cheapflights users on 6/7. 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 10/36:29 pm
LGA
- SFO
1 stop9h 01m
United Airlines
Tue 10/65:00 am
SFO
- LGA
1 stop7h 17m
United Airlines
Deal found 6/7![United Airlines logo]()
$319
This Southwest deal was found by Cheapflights users on 6/8. 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 9/26:55 am
LGA
- SFO
1 stop13h 25m
Southwest
Sun 9/610:50 am
SFO
- LGA
1 stop9h 10m
Southwest
Deal found 6/8![Southwest logo]()
$325
This Delta deal was found by Cheapflights users on 6/5. 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 9/212:55 pm
LGA
- SFO
1 stop8h 18m
Delta
Mon 9/710:59 pm
SFO
- LGA
1 stop8h 46m
Delta
Deal found 6/5![Delta logo]()
$339
This JetBlue deal was found by Cheapflights users on 6/8. 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 8/246:00 am
JFK
- SFO
Nonstop6h 11m
JetBlue
Thu 9/310:57 am
SFO
- JFK
1 stop10h 44m
JetBlue
Deal found 6/8![JetBlue logo]()
$354
This American Airlines deal was found by Cheapflights users on 6/5. 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 9/31:03 pm
AVP
- SFO
1 stop9h 15m
American Airlines
Mon 9/711:40 pm
SFO
- AVP
1 stop9h 42m
American Airlines
Deal found 6/5![American Airlines logo]()
$369
This Alaska Airlines deal was found by Cheapflights users on 6/7. 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 8/56:59 pm
DCA
- SFO
Nonstop5h 57m
Alaska Airlines
Tue 8/119:39 am
SFO
- DCA
Nonstop5h 20m
Alaska Airlines
Deal found 6/7![Alaska Airlines logo]()
$427
This Southwest deal was found by Cheapflights users on 6/4. 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 8/46:55 am
LGA
- SFO
1 stop13h 25m
Southwest
Sun 8/911:05 pm
SFO
- LGA
1 stop7h 35m
Southwest
Deal found 6/4![Southwest logo]()
$328
This Delta deal was found by Cheapflights users on 6/4. 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 9/54:20 pm
JFK
- SFO
Nonstop6h 34m
Delta
Tue 9/84:00 pm
SFO
- JFK
Nonstop5h 50m
Delta
Deal found 6/4![Delta logo]()
$343
This United Airlines deal was found by Cheapflights users on 6/5. 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 7/17:00 am
EWR
- SFO
Nonstop5h 59m
United Airlines
Tue 7/710:35 pm
SFO
- EWR
Nonstop5h 25m
United Airlines
Deal found 6/5![United Airlines logo]()
$357
This JetBlue deal was found by Cheapflights users on 6/7. 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.
Sun 8/236:00 am
JFK
- SFO
Nonstop6h 11m
JetBlue
Wed 9/92:30 pm
SFO
- JFK
Nonstop5h 42m
JetBlue
Deal found 6/7![JetBlue logo]()
$359
This American Airlines deal was found by Cheapflights users on 6/7. 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.
Wed 7/156:34 pm
AVP
- SFO
1 stop8h 25m
American Airlines
Tue 8/411:49 pm
SFO
- AVP
1 stop9h 33m
American Airlines
Deal found 6/7![American Airlines logo]()
$369
This Southwest deal was found by Cheapflights users on 6/8. 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 8/204:35 pm
DCA
- SFO
1 stop9h 50m
Southwest
Mon 8/2411:55 am
SFO
- DCA
2 stops9h 00m
Southwest
Deal found 6/8![Southwest logo]()
$353
This United Airlines deal was found by Cheapflights users on 6/5. 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 7/16:50 am
PIT
- SFO
Nonstop5h 28m
United Airlines
Sat 7/48:23 am
SFO
- PIT
Nonstop5h 04m
United Airlines
Deal found 6/5![United Airlines logo]()
$359
This Delta deal was found by Cheapflights users on 6/4. 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.
Sun 9/206:00 am
LGA
- SFO
1 stop7h 58m
Delta
Fri 9/2510:59 pm
SFO
- LGA
1 stop8h 46m
Delta
Deal found 6/4![Delta logo]()
$360
This JetBlue deal was found by Cheapflights users on 6/8. 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.
Tue 6/301:25 pm
DCA
- SFO
1 stop9h 00m
JetBlue
Mon 7/2011:58 pm
SFO
- DCA
1 stop9h 03m
JetBlue
Deal found 6/8![JetBlue logo]()
$382
This Southwest deal was found by Cheapflights users on 6/8. 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 8/46:55 am
LGA
- SFO
1 stop13h 25m
Southwest
Wed 8/1211:05 pm
SFO
- LGA
1 stop7h 35m
Southwest
Deal found 6/8![Southwest logo]()
$358
This American Airlines deal was found by Cheapflights users on 6/6. 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.
Wed 7/225:12 pm
ABE
- SFO
1 stop9h 47m
American Airlines
Wed 8/56:02 am
SFO
- ABE
1 stop7h 40m
American Airlines
Deal found 6/6![American Airlines logo]()
$396
This Alaska Airlines deal was found by Cheapflights users on 6/5. 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 7/106:59 pm
DCA
- SFO
Nonstop5h 57m
Alaska Airlines
Fri 7/177:55 am
SFO
- DCA
1 stop10h 05m
Alaska Airlines
Deal found 6/5![Alaska Airlines logo]()
$437
This United Airlines deal was found by Cheapflights users on 6/6. 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.
Sun 6/286:00 am
PHL
- SFO
Nonstop5h 58m
United Airlines
Fri 7/35:30 pm
SFO
- PHL
1 stop9h 01m
United Airlines
Deal found 6/6![United Airlines logo]()
$365
This Delta deal was found by Cheapflights users on 6/6. 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 10/1010:30 am
PIT
- SFO
1 stop9h 41m
Delta
Sat 10/176:00 am
SFO
- PIT
1 stop8h 05m
Delta
Deal found 6/6![Delta logo]()
$379
This Alaska Airlines deal was found by Cheapflights users on 6/5. 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 7/106:59 pm
DCA
- SFO
Nonstop5h 57m
Alaska Airlines
Thu 7/167:55 am
SFO
- DCA
1 stop10h 05m
Alaska Airlines
Deal found 6/5![Alaska Airlines logo]()
$437
This JetBlue deal was found by Cheapflights users on 6/4. 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 7/205:00 pm
DCA
- SFO
1 stop10h 30m
JetBlue
Tue 7/2811:58 pm
SFO
- DCA
1 stop11h 36m
JetBlue
Deal found 6/4![JetBlue logo]()
$399
This Southwest deal was found by Cheapflights users on 6/8. 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 11/56:30 am
LGA
- SFO
2 stops11h 40m
Southwest
Fri 11/138:00 am
SFO
- LGA
1 stop7h 55m
Southwest
Deal found 6/8![Southwest logo]()
$366
This United Airlines deal was found by Cheapflights users on 6/8. 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 7/16:50 am
PIT
- SFO
Nonstop5h 28m
United Airlines
Sun 7/56:00 am
SFO
- PIT
1 stop7h 51m
United Airlines
Deal found 6/8![United Airlines logo]()
$369
This Delta deal was found by Cheapflights users on 6/8. 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 7/135:40 pm
PIT
- SFO
1 stop9h 12m
Delta
Mon 7/2011:56 pm
SFO
- PIT
1 stop6h 51m
Delta
Deal found 6/8![Delta logo]()
$379
This Alaska Airlines deal was found by Cheapflights users on 6/8. 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 8/244:35 pm
EWR
- SFO
1 stop9h 37m
Alaska Airlines
Wed 9/29:27 am
SFO
- EWR
2 stops11h 32m
Alaska Airlines
Deal found 6/8![Alaska Airlines logo]()
$438
This American Airlines deal was found by Cheapflights users on 6/7. 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.
Wed 8/126:34 pm
AVP
- SFO
1 stop8h 11m
American Airlines
Mon 8/246:02 am
SFO
- AVP
1 stop9h 01m
American Airlines
Deal found 6/7![American Airlines logo]()
$449
This Southwest deal was found by Cheapflights users on 6/8. 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 11/187:00 am
LGA
- SFO
1 stop10h 00m
Southwest
Mon 11/236:00 am
SFO
- LGA
1 stop7h 25m
Southwest
Deal found 6/8![Southwest logo]()
$375
This United Airlines deal was found by Cheapflights users on 6/9. 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.
Tue 9/110:21 am
AVP
- SFO
1 stop10h 14m
United Airlines
Tue 9/1510:35 pm
SFO
- AVP
1 stop8h 11m
United Airlines
Deal found 6/9![United Airlines logo]()
$379
This Delta deal was found by Cheapflights users on 6/8. 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 7/135:40 pm
PIT
- SFO
1 stop9h 12m
Delta
Tue 7/216:00 am
SFO
- PIT
1 stop9h 40m
Delta
Deal found 6/8![Delta logo]()
$379
Last-minute flights from Pennsylvania to San FranciscoDiscover last-minute flight deals from Pennsylvania to San Francisco. Data last updated June 9, 2026 and is based on user searches.
Discover last-minute flight deals from Pennsylvania to San Francisco. Data last updated June 9, 2026 and is based on user searches.
This Frontier deal was found by Cheapflights users on 6/4. 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.
Thu 7/91:00 pm
JFK
- SFO
1 stop9h 18m
Frontier
Fri 7/2411:00 pm
SFO
- JFK
1 stop9h 50m
Frontier
Deal found 6/4![Frontier logo]()
$314
This American Airlines deal was found by Cheapflights users on 6/7. 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 7/145:01 pm
LGA
- SFO
1 stop10h 42m
American Airlines
Wed 7/296:45 am
SFO
- LGA
1 stop8h 43m
American Airlines
Deal found 6/7![American Airlines logo]()
$319
This Southwest deal was found by Cheapflights users on 6/4. 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 7/216:55 am
LGA
- SFO
1 stop9h 45m
Southwest
Tue 7/2110:50 pm
SFO
- LGA
1 stop7h 50m
Southwest
Deal found 6/4![Southwest logo]()
$309
This Southwest deal was found by Cheapflights users on 6/4. 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 7/216:55 am
LGA
- SFO
1 stop9h 45m
Southwest
Wed 7/2911:10 am
SFO
- LGA
1 stop9h 00m
Southwest
Deal found 6/4![Southwest logo]()
$323
This Southwest deal was found by Cheapflights users on 6/8. 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 7/2110:20 am
LGA
- SFO
1 stop12h 35m
Southwest
Tue 7/2810:50 pm
SFO
- LGA
1 stop7h 50m
Southwest
Deal found 6/8![Southwest logo]()
$324
This Expedia deal was found by Cheapflights users on 6/4. 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.
Thu 7/231:00 pm
JFK
- SFO
1 stop9h 18m
Frontier
Wed 7/2911:00 pm
SFO
- JFK
1 stop9h 50m
Frontier
Deal found 6/4![Frontier logo]()
$313
This Kiwi.com deal was found by Cheapflights users on 6/8. 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 7/231:00 pm
JFK
- SFO
1 stop9h 18m
Frontier
Mon 8/311:00 pm
SFO
- JFK
1 stop9h 50m
Frontier
Deal found 6/8![Frontier logo]()
$315
This Southwest deal was found by Cheapflights users on 6/4. 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 7/287:15 am
LGA
- SFO
1 stop11h 30m
Southwest
Tue 8/411:05 pm
SFO
- LGA
1 stop7h 35m
Southwest
Deal found 6/4![Southwest logo]()
$314
This Kiwi.com deal was found by Cheapflights users on 6/4. 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 7/291:00 pm
JFK
- SFO
1 stop9h 18m
Frontier
Mon 8/1011:05 pm
SFO
- JFK
1 stop9h 45m
Frontier
Deal found 6/4![Frontier logo]()
$312
This Southwest deal was found by Cheapflights users on 6/8. 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 7/2911:05 am
LGA
- SFO
2 stops14h 10m
Southwest
Tue 8/47:25 pm
SFO
- LGA
2 stops9h 45m
Southwest
Deal found 6/8![Southwest logo]()
$315
This Southwest deal was found by Cheapflights users on 6/4. 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 7/293:55 pm
LGA
- SFO
1 stop11h 20m
Southwest
Wed 8/56:00 am
SFO
- LGA
2 stops13h 30m
Southwest
Deal found 6/4![Southwest logo]()
$320
This Southwest deal was found by Cheapflights users on 6/7. 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 7/3110:20 am
LGA
- SFO
1 stop13h 05m
Southwest
Wed 8/56:00 am
SFO
- LGA
2 stops13h 30m
Southwest
Deal found 6/7![Southwest logo]()
$316
One-way flights from Pennsylvania to San FranciscoSearch for one-way flight options from Pennsylvania to San Francisco. Find affordable one-way fares based on user searches. Data last updated June 9, 2026.
Search for one-way flight options from Pennsylvania to San Francisco. Find affordable one-way fares based on user searches. Data last updated June 9, 2026.
This Kiwi.com deal was found by Cheapflights users on 6/4. 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 8/172:54 pm
ABE
- SFO
1 stop23h 44m
Multiple Airlines
Deal found 6/4![Multiple Airlines logo]()
$125
This Southwest deal was found by Cheapflights users on 6/8. 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 10/226:55 am
LGA
- SFO
1 stop10h 30m
Southwest
Deal found 6/8![Southwest logo]()
$167
This Kiwi.com deal was found by Cheapflights users on 6/4. 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 8/510:00 pm
LGA
- SFO
2 stops22h 09m
Frontier
Deal found 6/4![Frontier logo]()
$168
This Cheapflightsfares deal was found by Cheapflights users on 6/8. 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.
Fri 10/24:00 pm
LGA
- SFO
1 stop10h 17m
JetBlue
Deal found 6/8![JetBlue logo]()
$169
This Cheapflightsfares deal was found by Cheapflights users on 6/8. 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 6/2312:58 pm
PIT
- SFO
1 stop12h 40m
JetBlue
Deal found 6/8![JetBlue logo]()
$169
This Priceline deal was found by Cheapflights users on 6/4. 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.
Wed 6/242:20 pm
DCA
- SFO
1 stop13h 11m
JetBlue
Deal found 6/4![JetBlue logo]()
$169
This Delta deal was found by Cheapflights users on 6/4. 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 10/227:00 pm
LGA
- SFO
1 stop7h 59m
Delta
Deal found 6/4![Delta logo]()
$170
This Delta deal was found by Cheapflights users on 6/5. 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 8/318:55 pm
JFK
- SFO
Nonstop6h 41m
Delta
Deal found 6/5![Delta logo]()
$170
This Southwest deal was found by Cheapflights users on 6/8. 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 10/56:55 am
LGA
- SFO
2 stops10h 40m
Southwest
Deal found 6/8![Southwest logo]()
$172
This Southwest deal was found by Cheapflights users on 6/9. 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 8/172:45 pm
PIT
- SFO
2 stops8h 50m
Southwest
Deal found 6/9![Southwest logo]()
$172
This Travelocity deal was found by Cheapflights users on 6/7. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/131:05 pm
JFK
- SFO
1 stop9h 50m
Frontier
Deal found 6/7![Frontier logo]()
$172
This JetBlue deal was found by Cheapflights users on 6/5. 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.
Tue 9/84:19 pm
LGA
- SFO
1 stop10h 31m
JetBlue
Deal found 6/5![JetBlue logo]()
$173
Find flight deals from Pennsylvania to San Francisco
Keep the following information in mind while searching for Pennsylvania to San Francisco flight deals. Data was last updated June 9, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $309 (Southwest) |
One-way from | $125 (Kiwi.com) |
Popular in | November |
Cheapest in | September |
Average price | $441 |
Good round-trip deal | $389 or less |
Good one-way deal | $290 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Pennsylvania to San Francisco that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated June 9, 2026.
Use the filters below to find and compare flights from Pennsylvania to San Francisco that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
New YorkSan Francisco
LGA - SFO
LGASFO
New York LaGuardia
Sat 10/3
6:29 pm-12:30 am
1 stop9h 01m
San Francisco
Tue 10/6
5:00 am-3:17 pm
1 stop7h 17m
$319
New YorkSan Francisco
LGA - SFO
LGASFO
New York LaGuardia
Wed 9/2
6:55 am-5:20 pm
1 stop13h 25m
San Francisco
Sun 9/6
10:50 am-11:00 pm
1 stop9h 10m
$325
New YorkSan Francisco
LGA - SFO
LGASFO
New York LaGuardia
Tue 8/4
6:55 am-5:20 pm
1 stop13h 25m
San Francisco
Sun 8/9
11:05 pm-9:40 am
1 stop7h 35m
$328
New YorkSan Francisco
LGA - SFO
LGASFO
New York LaGuardia
Wed 9/2
12:55 pm-6:13 pm
1 stop8h 18m
San Francisco
Mon 9/7
10:59 pm-10:45 am
1 stop8h 46m
$339
New YorkSan Francisco
JFK - SFO
JFKSFO
New York John F Kennedy Intl
Sat 9/5
4:20 pm-7:54 pm
Nonstop6h 34m
San Francisco
Tue 9/8
4:00 pm-12:50 am
Nonstop5h 50m
$343
Washington, D.C.San Francisco
DCA - SFO
DCASFO
Washington, D.C. Reagan-National
Thu 8/20
4:35 pm-11:25 pm
1 stop9h 50m
San Francisco
Mon 8/24
11:55 am-11:55 pm
2 stops9h 00m
$353
New YorkSan Francisco
JFK - SFO
JFKSFO
New York John F Kennedy Intl
Mon 8/24
6:00 am-9:11 am
Nonstop6h 11m
San Francisco
Thu 9/3
10:57 am-12:41 am
1 stop10h 44m
$354
NewarkSan Francisco
EWR - SFO
EWRSFO
Newark
Wed 7/1
7:00 am-9:59 am
Nonstop5h 59m
San Francisco
Tue 7/7
10:35 pm-7:00 am
Nonstop5h 25m
$357
New YorkSan Francisco
LGA - SFO
LGASFO
New York LaGuardia
Tue 8/4
6:55 am-5:20 pm
1 stop13h 25m
San Francisco
Wed 8/12
11:05 pm-9:40 am
1 stop7h 35m
$358
New YorkSan Francisco
JFK - SFO
JFKSFO
New York John F Kennedy Intl
Sun 8/23
6:00 am-9:11 am
Nonstop6h 11m
San Francisco
Wed 9/9
2:30 pm-11:12 pm
Nonstop5h 42m
$359
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from Pennsylvania to San Francisco
Have a flexible travel schedule? Discover the best time to fly to San Francisco from Pennsylvania with our price prediction graph.
ABE-SFO
LGA-SFO
PIT-SFO
DCA-SFO
JFK-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 Pennsylvania to San Francisco
USPA-SFO
ABE-SFO
LGA-SFO
PIT-SFO
DCA-SFO
What is the cheapest month to book a flight from Pennsylvania to San Francisco?
Currently, January is the cheapest month in which you can book a flight from Pennsylvania to San Francisco (average of $144). Flying from Pennsylvania to San Francisco in December is currently the most expensive (average of $559). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
What is the cheapest time of day to fly from PA to SFO?
Find hourly flight availability from Pennsylvania to San Francisco. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 9, 2026.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Pennsylvania to San Francisco as you normally would.
Weekly flight availability from Pennsylvania to San Francisco
Explore weekly flight availability from Pennsylvania to San Francisco. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated June 9, 2026.
The most flights from USPA to SFO are scheduled on a Friday (20 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (13 on average).
How much does it cost to fly round-trip from Pennsylvania to San Francisco?
How far ahead should I book a flight from Pennsylvania to San Francisco?
The price you pay for your flight from Pennsylvania to San Francisco may vary depending on when you book. For the best chance of a lower fare, look to book 67 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
Related info for your journey
Find useful and relevant information for your journey from Pennsylvania to San Francisco. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near San Francisco?
Book flights to San Francisco if you plan to visit one of these locationsSouth San Francisco
Santa Cruz
Santa Clara
Fairfield
Rancho Cordova
Cupertino
Emeryville
Newark
Watsonville
San Bruno
San Ramon
Vacaville
Roseville
San Carlos
Redwood City
Daly City
Turlock
Sunnyvale
Vallejo
San Lorenzo
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
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Alternative routes for Pennsylvania to San Francisco
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to San Francisco by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Pennsylvania to San Francisco by cabin class
Find flights from Pennsylvania to San Francisco, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Pennsylvania and San Francisco flights
Browse other Pennsylvania and San Francisco flight options. Last updated on June 9, 2026.
Popular flight searches
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 June 9, 2026.
Pennsylvania to San Francisco flights
Consider these flights traveling from Pennsylvania to San Francisco.
Top 6 airlines flying from Pennsylvania to San Francisco
Discover the top 6 airlines that operate flights from Pennsylvania to San Francisco. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated June 9, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$100 | Average$258 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$129 | Average$338 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$179 | Average$458 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$186 | Average$505 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$219 | Average$409 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$289 | Average$451 | FlexibilityNo cancel fee | On-time69% |