$167+ Cheap flights from Pennsylvania to San Francisco (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 12 — Nov 191
Round-trip
1 adult, Economy
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Find cheap flights from Pennsylvania 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.Cheap flight deals from Pennsylvania to San Francisco
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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 October 13, 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 October 13, 2026.
This Frontier deal was found by Cheapflights users on 10/10. 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 11/188:30 am -
1 stop12h 40m
Wed 11/2511:29 pm -
1 stop14h 03m
Deal found 10/10![Frontier logo]()
$359
This Frontier deal was found by Cheapflights users on 10/9. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/238:44 pm -
1 stop14h 29m
Wed 10/2811:52 pm -
1 stop11h 21m
Deal found 10/9![Frontier logo]()
$360
This Kiwi.com deal was found by Cheapflights users on 10/10. 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 10/278:30 am -
1 stop12h 40m
Sat 10/317:25 pm -
2 stops33h 56m
Deal found 10/10![Frontier logo]()
$361
This Frontier deal was found by Cheapflights users on 10/9. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/118:30 am -
2 stops15h 02m
Tue 11/1711:47 pm -
2 stops15h 32m
Deal found 10/9![Frontier logo]()
$362
This Frontier deal was found by Cheapflights users on 10/11. 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 10/255:50 am -
1 stop8h 15m
Sat 11/213:29 pm -
1 stop11h 32m
Deal found 10/11![Frontier logo]()
$363
This Frontier deal was found by Cheapflights users on 10/12. 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 10/218:44 pm -
1 stop14h 29m
Mon 10/2611:59 pm -
1 stop11h 14m
Deal found 10/12![Frontier logo]()
$364
This Frontier deal was found by Cheapflights users on 10/13. 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 10/268:44 pm -
1 stop14h 35m
Wed 11/411:52 pm -
1 stop11h 21m
Deal found 10/13![Frontier logo]()
$365
This Cheapflightsfares deal was found by Cheapflights users on 10/11. 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.
Wed 10/218:44 pm -
1 stop23h 23m
Sun 10/2510:19 pm -
1 stop29h 59m
Deal found 10/11![Frontier logo]()
$366
This CheapOair deal was found by Cheapflights users on 10/11. 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 11/48:30 am -
2 stops15h 02m
Thu 11/129:09 am -
2 stops19h 12m
Deal found 10/11![Frontier logo]()
$367
This Mytrip deal was found by Cheapflights users on 10/9. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/108:30 am -
2 stops26h 49m
Wed 11/1811:47 pm -
1 stop11h 26m
Deal found 10/9![Frontier logo]()
$368
This Southwest deal was found by Cheapflights users on 10/8. 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 10/267:20 pm -
1 stop8h 25m
Sun 11/112:10 pm -
1 stop8h 10m
Deal found 10/8![Southwest logo]()
$369
This Kiwi.com deal was found by Cheapflights users on 10/13. 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 10/2912:36 pm -
1 stop11h 04m
Tue 11/1012:20 pm -
2 stops16h 01m
Deal found 10/13![Frontier logo]()
$369
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 October 13, 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 October 13, 2026.
This Southwest deal was found by Cheapflights users on 10/11. 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 11/257:45 pm -
1 stop7h 45m
Wed 12/211:15 am -
1 stop6h 40m
Deal found 10/11![Southwest logo]()
$377
This United Airlines deal was found by Cheapflights users on 10/13. 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 12/217:23 am -
Nonstop6h 02m
Tue 1/511:10 pm -
1 stop7h 19m
Deal found 10/13![United Airlines logo]()
$398
This Delta deal was found by Cheapflights users on 10/12. 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 11/126:00 pm -
1 stop8h 58m
Wed 11/186:00 am -
1 stop8h 15m
Deal found 10/12![Delta logo]()
$399
This JetBlue deal was found by Cheapflights users on 10/13. 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 11/25:58 pm -
1 stop9h 27m
Sat 11/710:10 pm -
1 stop8h 27m
Deal found 10/13![JetBlue logo]()
$433
This American Airlines deal was found by Cheapflights users on 10/12. 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 10/272:41 pm -
1 stop10h 28m
Sat 10/315:00 am -
1 stop8h 38m
Deal found 10/12![American Airlines logo]()
$522
This Southwest deal was found by Cheapflights users on 10/9. 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 12/217:40 pm -
1 stop8h 35m
Tue 1/56:00 am -
1 stop7h 05m
Deal found 10/9![Southwest logo]()
$377
This United Airlines deal was found by Cheapflights users on 10/12. 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 11/53:00 pm -
1 stop9h 29m
Wed 11/1111:20 pm -
1 stop7h 30m
Deal found 10/12![United Airlines logo]()
$399
This Delta deal was found by Cheapflights users on 10/11. 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 3/255:40 pm -
1 stop9h 35m
Tue 4/66:00 am -
1 stop8h 12m
Deal found 10/11![Delta logo]()
$399
This Southwest deal was found by Cheapflights users on 10/11. 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 11/35:35 am -
1 stop11h 15m
Wed 11/410:15 am -
2 stops10h 10m
Deal found 10/11![Southwest logo]()
$382
This United Airlines deal was found by Cheapflights users on 10/9. 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.
Wed 12/93:12 pm -
1 stop9h 38m
Tue 12/1510:35 pm -
1 stop8h 07m
Deal found 10/9![United Airlines logo]()
$399
This Delta deal was found by Cheapflights users on 10/10. 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 12/185:34 am -
1 stop9h 52m
Wed 12/2311:59 pm -
1 stop7h 53m
Deal found 10/10![Delta logo]()
$419
This Southwest deal was found by Cheapflights users on 10/9. 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.
Fri 1/296:10 am -
1 stop7h 55m
Fri 1/2911:50 pm -
1 stop7h 45m
Deal found 10/9![Southwest logo]()
$397
This United Airlines deal was found by Cheapflights users on 10/8. 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.
Sat 11/77:00 am -
Nonstop5h 41m
Sat 11/148:18 am -
Nonstop4h 49m
Deal found 10/8![United Airlines logo]()
$399
This United Airlines deal was found by Cheapflights users on 10/12. 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 11/145:36 pm -
1 stop8h 52m
Tue 11/176:35 am -
1 stop7h 21m
Deal found 10/12![United Airlines logo]()
$399
This Delta deal was found by Cheapflights users on 10/8. 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.
Thu 11/196:00 am -
1 stop9h 46m
Thu 11/265:53 pm -
2 stops12h 46m
Deal found 10/8![Delta logo]()
$441
This Southwest deal was found by Cheapflights users on 10/9. 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.
Thu 2/257:30 am -
2 stops10h 10m
Wed 3/310:45 am -
2 stops9h 40m
Deal found 10/9![Southwest logo]()
$407
This American Airlines deal was found by Cheapflights users on 10/11. 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 10/296:00 am -
1 stop11h 41m
Sat 10/315:00 am -
1 stop8h 38m
Deal found 10/11![American Airlines logo]()
$547
This United Airlines deal was found by Cheapflights users on 10/9. 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.
Fri 1/156:14 pm -
Nonstop6h 29m
Mon 1/1811:20 pm -
Nonstop5h 25m
Deal found 10/9![United Airlines logo]()
$399
This Southwest deal was found by Cheapflights users on 10/12. 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 1/45:00 am -
2 stops11h 05m
Tue 1/58:00 am -
2 stops10h 20m
Deal found 10/12![Southwest logo]()
$407
This Delta deal was found by Cheapflights users on 10/11. 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 3/271:00 pm -
1 stop11h 35m
Sun 4/410:30 pm -
1 stop10h 34m
Deal found 10/11![Delta logo]()
$449
This United Airlines deal was found by Cheapflights users on 10/11. 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 11/69:45 am -
1 stop9h 35m
Fri 11/132:30 pm -
Nonstop5h 19m
Deal found 10/11![United Airlines logo]()
$405
This Southwest deal was found by Cheapflights users on 10/11. 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 12/1912:30 pm -
2 stops10h 30m
Sat 12/268:20 pm -
2 stops10h 40m
Deal found 10/11![Southwest logo]()
$408
This Delta deal was found by Cheapflights users on 10/12. 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 11/146:00 pm -
1 stop8h 58m
Tue 11/175:53 pm -
2 stops15h 11m
Deal found 10/12![Delta logo]()
$467
This Southwest deal was found by Cheapflights users on 10/8. 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 12/237:05 pm -
1 stop9h 10m
Tue 12/299:45 am -
1 stop9h 20m
Deal found 10/8![Southwest logo]()
$408
This United Airlines deal was found by Cheapflights users on 10/8. 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.
Thu 11/125:10 pm -
Nonstop5h 41m
Thu 11/196:00 am -
1 stop7h 08m
Deal found 10/8![United Airlines logo]()
$409
This United Airlines deal was found by Cheapflights users on 10/8. 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.
Thu 1/78:00 am -
Nonstop5h 56m
Sun 1/1010:54 pm -
1 stop7h 44m
Deal found 10/8![United Airlines logo]()
$409
This Delta deal was found by Cheapflights users on 10/13. 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 10/312:30 pm -
1 stop8h 36m
Sun 11/16:00 am -
1 stop8h 16m
Deal found 10/13![Delta logo]()
$499
This Southwest deal was found by Cheapflights users on 10/11. 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 10/295:40 am -
2 stops10h 40m
Mon 11/23:15 pm -
1 stop7h 00m
Deal found 10/11![Southwest logo]()
$443
This United Airlines deal was found by Cheapflights users on 10/11. 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 1/99:00 am -
Nonstop6h 34m
Wed 1/2010:40 pm -
1 stop10h 24m
Deal found 10/11![United Airlines logo]()
$409
This Delta deal was found by Cheapflights users on 10/11. 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 11/116:00 pm -
1 stop8h 58m
Thu 11/126:00 am -
1 stop8h 15m
Deal found 10/11![Delta logo]()
$512
Last-minute flights from Pennsylvania to San FranciscoDiscover last-minute flight deals from Pennsylvania to San Francisco. Data last updated October 13, 2026 and is based on user searches.
Discover last-minute flight deals from Pennsylvania to San Francisco. Data last updated October 13, 2026 and is based on user searches.
This Frontier deal was found by Cheapflights users on 10/9. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/208:30 am -
1 stop12h 25m
Wed 10/2811:52 pm -
1 stop11h 21m
Deal found 10/9![Frontier logo]()
$370
This Frontier deal was found by Cheapflights users on 10/12. 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 10/218:44 pm -
1 stop14h 29m
Mon 10/2611:59 pm -
1 stop11h 14m
Deal found 10/12![Frontier logo]()
$364
This Cheapflightsfares deal was found by Cheapflights users on 10/11. 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.
Wed 10/218:44 pm -
1 stop23h 23m
Sun 10/2510:19 pm -
1 stop29h 59m
Deal found 10/11![Frontier logo]()
$366
This Frontier deal was found by Cheapflights users on 10/9. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/238:44 pm -
1 stop14h 29m
Mon 10/2611:59 pm -
1 stop11h 14m
Deal found 10/9![Frontier logo]()
$360
This Frontier deal was found by Cheapflights users on 10/11. 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 10/255:50 am -
1 stop8h 15m
Sun 11/2211:29 pm -
1 stop8h 33m
Deal found 10/11![Frontier logo]()
$363
This Frontier deal was found by Cheapflights users on 10/13. 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 10/268:44 pm -
1 stop14h 35m
Tue 11/311:52 pm -
1 stop11h 21m
Deal found 10/13![Frontier logo]()
$365
This Kiwi.com deal was found by Cheapflights users on 10/10. 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 10/278:30 am -
1 stop12h 40m
Sat 10/317:25 pm -
2 stops33h 56m
Deal found 10/10![Frontier logo]()
$361
This Mytrip deal was found by Cheapflights users on 10/13. 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 10/2912:36 pm -
1 stop11h 04m
Wed 11/412:20 pm -
2 stops15h 51m
Deal found 10/13![Frontier logo]()
$369
This CheapOair deal was found by Cheapflights users on 10/11. 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 11/48:30 am -
2 stops15h 02m
Thu 11/129:09 am -
2 stops19h 12m
Deal found 10/11![Frontier logo]()
$367
This Mytrip deal was found by Cheapflights users on 10/9. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/108:30 am -
2 stops26h 49m
Wed 11/1811:47 pm -
1 stop11h 26m
Deal found 10/9![Frontier logo]()
$368
This Frontier deal was found by Cheapflights users on 10/9. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/118:30 am -
2 stops15h 02m
Tue 11/1711:47 pm -
2 stops15h 32m
Deal found 10/9![Frontier logo]()
$362
This Frontier deal was found by Cheapflights users on 10/10. 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 11/188:30 am -
1 stop12h 40m
Wed 11/2511:29 pm -
1 stop14h 03m
Deal found 10/10![Frontier logo]()
$359
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 October 13, 2026.
Search for one-way flight options from Pennsylvania to San Francisco. Find affordable one-way fares based on user searches. Data last updated October 13, 2026.
This Kiwi.com deal was found by Cheapflights users on 10/12. 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 11/1510:02 pm -
3 stops49h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/12![Multiple Airlines logo]()
$167
This Kiwi.com deal was found by Cheapflights users on 10/10. 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 12/134:05 pm -
3 stops48h 48m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/10![Multiple Airlines logo]()
$189
This Kiwi.com deal was found by Cheapflights users on 10/10. 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 11/94:36 pm -
3 stops48h 44m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/10![Multiple Airlines logo]()
$200
This Kiwi.com deal was found by Cheapflights users on 10/12. 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 12/81:41 pm -
3 stops27h 12m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/12![Multiple Airlines logo]()
$201
This Kiwi.com deal was found by Cheapflights users on 10/12. 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 10/306:27 pm -
2 stops41h 52m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/12![Frontier logo]()
$202
This Kiwi.com deal was found by Cheapflights users on 10/10. 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 1/76:37 pm -
1 stop31h 13m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/10![Frontier logo]()
$203
This Southwest deal was found by Cheapflights users on 10/9. 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.
Sat 12/194:15 pm -
2 stops11h 05m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/9![Southwest logo]()
$204
This Delta deal was found by Cheapflights users on 10/8. 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.
Thu 12/314:38 pm -
1 stop8h 48m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/8![Delta logo]()
$205
This Frontier deal was found by Cheapflights users on 10/12. 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.
Sat 10/318:39 am -
1 stop12h 31m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/12![Frontier logo]()
$205
This Kiwi.com deal was found by Cheapflights users on 10/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/164:38 pm -
2 stops41h 08m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/9![Frontier logo]()
$206
This Kiwi.com deal was found by Cheapflights users on 10/12. 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 12/126:28 pm -
2 stops43h 43m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/12![Frontier logo]()
$208
This Alaska Airlines deal was found by Cheapflights users on 10/13. 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 11/147:02 am -
2 stops13h 19m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/13![Alaska Airlines logo]()
$208
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 October 13, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $359 (Frontier) |
One-way from | $167 (Kiwi.com) |
Popular in | June |
Cheapest in | April |
Average price | $458 |
Good round-trip deal | $442 or less |
Good one-way deal | $286 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 7,457,451 searches. Data last updated October 13, 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
HarrisburgSan Francisco
MDT Harrisburg - SFO San Francisco
MDTSFO
Harrisburg
Sun 11/15
10:02 pm-12:20 am
2 stops29h 18m
San Francisco
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$172
HarrisburgSan Francisco
MDT Harrisburg - SFO San Francisco
MDTSFO
Harrisburg
Sun 12/13
4:05 pm-1:53 pm
3 stops48h 48m
San Francisco
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$189
AllentownSan Francisco
ABE Allentown-Bethlehem - SFO San Francisco
ABESFO
Allentown-Bethlehem
Mon 11/9
4:36 pm-2:20 pm
3 stops48h 44m
San Francisco
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$200
PhiladelphiaSan Francisco
PHL Philadelphia - SFO San Francisco
PHLSFO
Philadelphia
Thu 12/17
5:00 am-1:05 pm
2 stops11h 05m
San Francisco
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$204
PhiladelphiaSan Francisco
PHL Philadelphia - SFO San Francisco
PHLSFO
Philadelphia
Fri 11/6
1:18 pm-10:30 pm
1 stop12h 12m
San Francisco
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$204
PhiladelphiaSan Francisco
PHL Philadelphia - SFO San Francisco
PHLSFO
Philadelphia
Tue 11/17
7:30 am-2:55 pm
2 stops10h 25m
San Francisco
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$204
PittsburghSan Francisco
PIT Pittsburgh - SFO San Francisco
PITSFO
Pittsburgh
Fri 10/30
5:45 pm-10:38 pm
1 stop7h 53m
San Francisco
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$205
PhiladelphiaSan Francisco
PHL Philadelphia - SFO San Francisco
PHLSFO
Philadelphia
Tue 11/10
7:02 am-7:10 pm
2 stops15h 08m
San Francisco
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$208
PhiladelphiaSan Francisco
PHL Philadelphia - SFO San Francisco
PHLSFO
Philadelphia
Sat 11/14
7:02 am-7:10 pm
2 stops15h 08m
San Francisco
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$208
PittsburghSan Francisco
PIT Pittsburgh - SFO San Francisco
PITSFO
Pittsburgh
Fri 10/30
6:40 am-1:05 pm
2 stops9h 25m
San Francisco
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$210
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.
MDT-SFO
PHL-SFO
PIT-SFO
ABE-SFO
SCE-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
MDT-SFO
PHL-SFO
PIT-SFO
ABE-SFO
What is the cheapest month to book a flight from Pennsylvania to San Francisco?
Currently, February is the cheapest month in which you can book a flight from Pennsylvania to San Francisco (average of $410). Flying from Pennsylvania to San Francisco in June 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 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 October 13, 2026.
A simple way to save on the total cost of your ticket is to fly from Pennsylvania to San Francisco at noon. If you’re flexible enough to do this you can expect to save up to 34% on your trip compared to booking a flight in the evening.
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 October 13, 2026.
The most flights from USPA to SFO are scheduled on a Monday (18 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (7 on average).
How much does it cost to fly round-trip from Pennsylvania to San Francisco?
Airfare is below average for this route at the moment.
Pennsylvania to San Francisco flights typically cost between $379 and $527 in November.The cheapest round-trip price found within the last 5 days was $359 on Frontier (Nov 18-Nov 25).
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 82 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 Clara
Santa Cruz
Walnut Creek
Hayward
San Bruno
Emeryville
Burlingame
Roseville
Redwood City
Rancho Cordova
Cupertino
Newark
Fairfield
San Ramon
Manteca
San Carlos
Vallejo
Turlock
Davis
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
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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 October 13, 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 October 13, 2026.
Pennsylvania to San Francisco flights
Consider these flights traveling from Pennsylvania to San Francisco.
Top 7 airlines flying from Pennsylvania to San Francisco
Discover the top 7 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 7,457,451 searches. Data last updated October 13, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$129 | Average$346 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$160 | Average$296 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$174 | Average$348 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$247 | Average$465 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$256 | Average$436 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$256 | Average$559 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$289 | Average$480 | FlexibilityNo cancel fee | On-time69% |