$204+ Cheap flights from Philadelphia (PHL) to Fremont, CA
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 9/26. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — SFO
Oct 15 — Oct 221
Round-trip
1 adult, Economy
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Find cheap flights from Philadelphia to Fremont with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheapflights Tip: The best prices from Philadelphia to Fremont are usually found in April or October, booked 83 days in advance, depart on a Wednesday or Thursday and return on a Wednesday
Cheap flight deals from Philadelphia to Fremont
Cheapest
Best
Last-minute
One-way
Cheapest flights from Philadelphia to FremontExplore the most affordable flight options available from Philadelphia to Fremont. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 15, 2026.
Explore the most affordable flight options available from Philadelphia to Fremont. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 15, 2026.
This Expedia deal was found by Cheapflights users on 9/12. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/228:44 pm -
1 stop14h 29m
Sun 10/2510:19 pm -
1 stop29h 59m
Deal found 9/12![Frontier logo]()
$300
This Kiwi.com deal was found by Cheapflights users on 9/10. 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.
Fri 10/26:42 pm -
2 stops28h 06m
Tue 10/611:58 pm -
1 stop11h 23m
Deal found 9/10![Multiple Airlines logo]()
$353
This Kiwi.com deal was found by Cheapflights users on 9/10. 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.
Fri 10/98:44 pm -
1 stop14h 29m
Wed 10/149:11 am -
2 stops30h 04m
Deal found 9/10![Frontier logo]()
$354
This Frontier deal was found by Cheapflights users on 9/10. 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.
Sun 10/118:59 pm -
1 stop14h 14m
Thu 10/157:59 pm -
1 stop8h 19m
Deal found 9/10![Frontier logo]()
$355
This Southwest deal was found by Cheapflights users on 9/14. 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 10/245:25 am -
2 stops11h 55m
Wed 10/2811:05 am -
2 stops9h 30m
Deal found 9/14![Southwest logo]()
$356
This Kiwi.com deal was found by Cheapflights users on 9/12. 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 10/175:20 pm -
2 stops17h 53m
Tue 10/207:11 pm -
1 stop9h 07m
Deal found 9/12![Frontier logo]()
$357
This Kiwi.com deal was found by Cheapflights users on 9/10. 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 10/65:32 pm -
2 stops20h 26m
Fri 10/97:13 pm -
1 stop27h 03m
Deal found 9/10![Frontier logo]()
$358
This Priceline deal was found by Cheapflights users on 9/14. 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.
Fri 10/212:40 pm -
1 stop10h 08m
Sat 10/107:11 pm -
1 stop9h 07m
Deal found 9/14![Frontier logo]()
$359
This Kiwi.com deal was found by Cheapflights users on 9/15. 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 10/58:41 am -
1 stop14h 07m
Thu 10/810:19 pm -
1 stop29h 59m
Deal found 9/15![Frontier logo]()
$360
This Kiwi.com deal was found by Cheapflights users on 9/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/2112:40 pm -
1 stop10h 08m
Wed 12/25:05 am -
2 stops12h 25m
Deal found 9/11![Frontier logo]()
$361
This Frontier deal was found by Cheapflights users on 9/11. 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.
Thu 10/18:41 am -
1 stop14h 07m
Tue 10/1311:59 pm -
1 stop11h 22m
Deal found 9/11![Frontier logo]()
$362
This Kiwi.com deal was found by Cheapflights users on 9/10. 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.
Wed 9/3012:40 pm -
1 stop10h 28m
Thu 10/110:24 pm -
2 stops29h 52m
Deal found 9/10![Frontier logo]()
$363
Best flights from Philadelphia to FremontDiscover carefully curated flight deals from Philadelphia to Fremont that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 15, 2026.
Discover carefully curated flight deals from Philadelphia to Fremont that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 15, 2026.
This Southwest deal was found by Cheapflights users on 9/14. 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 11/185:00 am -
2 stops10h 20m
Sun 11/2210:40 am -
2 stops10h 30m
Deal found 9/14![Southwest logo]()
$380
This Delta deal was found by Cheapflights users on 9/10. 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 10/97:00 am -
1 stop9h 08m
Sun 10/117:27 pm -
1 stop7h 38m
Deal found 9/10![Delta logo]()
$399
This United Airlines deal was found by Cheapflights users on 9/13. 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.
Sat 11/76:00 am -
Nonstop6h 22m
Sun 11/812:45 am -
1 stop7h 52m
Deal found 9/13![United Airlines logo]()
$405
This Alaska Airlines deal was found by Cheapflights users on 9/11. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/37:02 am -
2 stops15h 47m
Sat 11/78:33 am -
1 stop17h 59m
Deal found 9/11![Alaska Airlines logo]()
$426
This United Airlines deal was found by Cheapflights users on 9/12. 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.
Mon 10/56:15 pm -
1 stop8h 32m
Mon 10/1211:20 pm -
Nonstop5h 29m
Deal found 9/12![United Airlines logo]()
$409
This Alaska Airlines deal was found by Cheapflights users on 9/10. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/307:00 am -
1 stop11h 56m
Wed 10/78:41 am -
2 stops18h 00m
Deal found 9/10![Alaska Airlines logo]()
$428
This Southwest deal was found by Cheapflights users on 9/13. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/66:00 am -
2 stops9h 45m
Sat 10/176:05 am -
2 stops10h 15m
Deal found 9/13![Southwest logo]()
$429
This Delta deal was found by Cheapflights users on 9/14. 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 stop8h 33m
Thu 12/2412:00 pm -
1 stop7h 06m
Deal found 9/14![Delta logo]()
$439
This United Airlines deal was found by Cheapflights users on 9/13. 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.
Fri 10/26:30 pm -
Nonstop6h 03m
Tue 10/1311:20 pm -
Nonstop5h 29m
Deal found 9/13![United Airlines logo]()
$439
This Southwest deal was found by Cheapflights users on 9/13. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/46:20 am -
1 stop7h 25m
Sat 10/105:00 am -
2 stops11h 20m
Deal found 9/13![Southwest logo]()
$448
This Delta deal was found by Cheapflights users on 9/11. 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 3/134:00 pm -
1 stop8h 35m
Fri 3/195:00 pm -
1 stop9h 41m
Deal found 9/11![Delta logo]()
$459
This Alaska Airlines deal was found by Cheapflights users on 9/10. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/17:00 am -
1 stop10h 27m
Mon 10/55:45 pm -
2 stops18h 29m
Deal found 9/10![Alaska Airlines logo]()
$461
Last-minute flights from Philadelphia to FremontDiscover last-minute flight deals from Philadelphia to Fremont. Data last updated September 15, 2026 and is based on user searches.
Discover last-minute flight deals from Philadelphia to Fremont. Data last updated September 15, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 9/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/2112:40 pm -
1 stop10h 08m
Wed 12/25:05 am -
2 stops12h 25m
Deal found 9/11![Frontier logo]()
$361
This Kiwi.com deal was found by Cheapflights users on 9/10. 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.
Wed 9/3012:40 pm -
1 stop10h 28m
Thu 10/110:24 pm -
2 stops29h 52m
Deal found 9/10![Frontier logo]()
$363
This Frontier deal was found by Cheapflights users on 9/11. 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.
Thu 10/18:41 am -
1 stop14h 07m
Tue 10/1311:59 pm -
1 stop11h 22m
Deal found 9/11![Frontier logo]()
$362
This Kiwi.com deal was found by Cheapflights users on 9/10. 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.
Fri 10/26:42 pm -
2 stops28h 06m
Tue 10/611:58 pm -
1 stop11h 23m
Deal found 9/10![Multiple Airlines logo]()
$353
This Priceline deal was found by Cheapflights users on 9/14. 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.
Fri 10/212:40 pm -
1 stop10h 08m
Sat 10/107:11 pm -
1 stop9h 07m
Deal found 9/14![Frontier logo]()
$359
This Kiwi.com deal was found by Cheapflights users on 9/15. 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 10/58:41 am -
1 stop14h 07m
Thu 10/810:19 pm -
1 stop29h 59m
Deal found 9/15![Frontier logo]()
$360
This Kiwi.com deal was found by Cheapflights users on 9/10. 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 10/65:32 pm -
2 stops20h 26m
Fri 10/97:13 pm -
1 stop27h 03m
Deal found 9/10![Frontier logo]()
$358
This Kiwi.com deal was found by Cheapflights users on 9/10. 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.
Fri 10/98:44 pm -
1 stop14h 29m
Wed 10/149:11 am -
2 stops30h 04m
Deal found 9/10![Frontier logo]()
$354
This Frontier deal was found by Cheapflights users on 9/10. 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.
Sun 10/118:59 pm -
1 stop14h 14m
Thu 10/157:59 pm -
1 stop8h 19m
Deal found 9/10![Frontier logo]()
$355
This Kiwi.com deal was found by Cheapflights users on 9/12. 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 10/175:20 pm -
2 stops17h 53m
Tue 10/207:11 pm -
1 stop9h 07m
Deal found 9/12![Frontier logo]()
$357
This Expedia deal was found by Cheapflights users on 9/12. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/228:44 pm -
1 stop14h 29m
Sun 10/2510:19 pm -
1 stop29h 59m
Deal found 9/12![Frontier logo]()
$300
This Southwest deal was found by Cheapflights users on 9/14. 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 10/245:25 am -
2 stops11h 55m
Wed 10/2811:05 am -
2 stops9h 30m
Deal found 9/14![Southwest logo]()
$356
One-way flights from Philadelphia to FremontSearch for one-way flight options from Philadelphia to Fremont. Find affordable one-way fares based on user searches. Data last updated September 15, 2026.
Search for one-way flight options from Philadelphia to Fremont. Find affordable one-way fares based on user searches. Data last updated September 15, 2026.
This Frontier deal was found by Cheapflights users on 9/13. 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.
Sun 11/1512:36 pm -
1 stop11h 04m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/13![Frontier logo]()
$204
This Expedia deal was found by Cheapflights users on 9/11. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/2412:40 pm -
1 stop10h 08m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/11![Frontier logo]()
$205
This Super.com deal was found by Cheapflights users on 9/13. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/112:40 pm -
1 stop10h 08m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/13![Frontier logo]()
$206
This Trip.com deal was found by Cheapflights users on 9/13. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/48:41 am -
1 stop14h 07m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/13![Frontier logo]()
$207
This Southwest deal was found by Cheapflights users on 9/14. 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.
Sun 12/135:00 am -
1 stop8h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/14![Southwest logo]()
$210
This Kiwi.com deal was found by Cheapflights users on 9/10. 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.
Fri 11/65:22 pm -
2 stops17h 57m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![Frontier logo]()
$211
This Super.com deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/288:41 am -
1 stop14h 07m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/14![Frontier logo]()
$212
This Kiwi.com deal was found by Cheapflights users on 9/13. 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.
Mon 10/510:10 am -
2 stops17h 04m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/13![Frontier logo]()
$213
This United Airlines deal was found by Cheapflights users on 9/11. 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.
Mon 10/56:30 pm -
Nonstop6h 03m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/11![United Airlines logo]()
$214
This Southwest deal was found by Cheapflights users on 9/13. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/83:20 pm -
1 stop11h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/13![Southwest logo]()
$215
Find flight deals from Philadelphia to Fremont
Keep the following information in mind while searching for Philadelphia to Fremont flight deals. Data was last updated September 15, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $300 (Expedia) |
One-way from | $204 (Frontier) |
Popular in | June |
Cheapest in | April |
Average price | $435 |
Cheapflights Fare Finder
Customize your flight search to find flights from Philadelphia to Fremont 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 September 15, 2026.
Use the filters below to find and compare flights from Philadelphia to Fremont that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
PhiladelphiaSan Francisco
PHL Philadelphia - SFO San Francisco
PHLSFO
Philadelphia
Sat 9/26
3:57 pm-12:56 am
1 stop11h 59m
San Francisco
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$204
PhiladelphiaSan Francisco
PHL Philadelphia - SFO San Francisco
PHLSFO
Philadelphia
Wed 3/10
11:55 am-7:15 pm
2 stops10h 20m
San Francisco
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$215
PhiladelphiaSan Francisco
PHL Philadelphia - SFO San Francisco
PHLSFO
Philadelphia
Sat 10/17
5:25 am-2:35 pm
2 stops12h 10m
San Francisco
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$215
Quickest round-trip
PhiladelphiaSan Francisco
PHL Philadelphia - SFO San Francisco
PHLSFO
Philadelphia
Sun 10/25
6:00 am-9:22 am
Nonstop6h 22m
San Francisco
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$224
PhiladelphiaSan Francisco
PHL Philadelphia - SFO San Francisco
PHLSFO
Philadelphia
Thu 10/8
5:20 am-1:05 pm
2 stops10h 45m
San Francisco
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$249
PhiladelphiaSan Francisco
PHL Philadelphia - SFO San Francisco
PHLSFO
Philadelphia
Wed 9/30
12:30 pm-7:30 pm
2 stops10h 00m
San Francisco
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$255
PhiladelphiaSan Francisco
PHL Philadelphia - SFO San Francisco
PHLSFO
Philadelphia
Fri 12/18
12:19 pm-3:25 pm
1 stop30h 06m
San Francisco
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$258
PhiladelphiaSan Francisco
PHL Philadelphia - SFO San Francisco
PHLSFO
Philadelphia
Wed 10/21
7:02 am-4:47 pm
2 stops12h 45m
San Francisco
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$267
PhiladelphiaSan Francisco
PHL Philadelphia - SFO San Francisco
PHLSFO
Philadelphia
Fri 10/9
5:15 pm-12:45 am
2 stops10h 30m
San Francisco
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$274
PhiladelphiaSan Francisco
PHL Philadelphia - SFO San Francisco
PHLSFO
Philadelphia
Fri 11/27
5:00 am-10:30 am
1 stop8h 30m
San Francisco
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$279
Showing 1-10 of 24 resultsSorted by cheapest first
Best time to book a flight from Philadelphia to Fremont
Have a flexible travel schedule? Discover the best time to fly to Fremont from Philadelphia with our price prediction graph.
PHL-SFO
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from Philadelphia to Fremont
PHL-FR8
PHL-SFO
What is the cheapest time of day to fly from PHL to FR8?
Find hourly flight availability from Philadelphia to Fremont. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 15, 2026.
Unlike in the morning, when flights are generally more expensive, you can save up to 57% on flights from Philadelphia to Fremont by exploring options for tickets in the evening.
Weekly flight availability from Philadelphia to Fremont
Explore weekly flight availability from Philadelphia to Fremont. 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 September 15, 2026.
The most flights from PHL to FR8 are scheduled on a Monday (17 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (4 on average).
How much does it cost to fly round-trip from Philadelphia to Fremont?
Airfare is below average for this route at the moment.
Philadelphia to Fremont flights typically cost between $359 and $514 in October.The cheapest round-trip price found within the last 5 days was $300 on Frontier (Oct 22-Oct 25).
Reviews of airlines servicing Fremont
Get insights into the airlines that provide service to Fremont. 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 Fremont. Reviews last updated September 15, 2026.
See what other customers who have flown with Delta,United Airlines, andAmerican Airlines from Philadelphia to Fremont have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Comfort
7.8
Crew
8.5
Overall
7.8
Boarding
8.1
Food
7.2
Entertainment
7.8
Reviews
1 / 20
10.0
ExcellentSalvador,Aug 2026
PHL - DTW
Comfort
7.8
Crew
8.5
Overall
7.8
Boarding
8.1
Food
7.2
Entertainment
7.8
Reviews
1 / 20
10.0
ExcellentSalvador,Aug 2026
PHL - DTW
Comfort
7.8
Crew
8.5
Overall
7.8
Boarding
8.1
Food
7.2
Entertainment
7.8
Reviews
1 / 20
10.0
ExcellentSalvador,Aug 2026
PHL - DTW
Comfort
7.8
Crew
8.5
Overall
7.8
Boarding
8.1
Food
7.2
Entertainment
7.8
Reviews
1 / 20
10.0
ExcellentSalvador,Aug 2026
PHL - DTW
Comfort
7.8
Crew
8.5
Overall
7.8
Boarding
8.1
Food
7.2
Entertainment
7.8
Reviews
1 / 20
10.0
ExcellentSalvador,Aug 2026
PHL - DTW
Comfort
7.8
Crew
8.5
Overall
7.8
Boarding
8.1
Food
7.2
Entertainment
7.8
Reviews
1 / 20
10.0
ExcellentSalvador,Aug 2026
PHL - DTW
Related info for your journey
Find useful and relevant information for your journey from Philadelphia to Fremont. 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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Top 6 airlines flying from Philadelphia to Fremont
Discover the top 6 airlines that operate flights from Philadelphia to Fremont. 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 September 15, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$160 | Average$291 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$241 | Average$455 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$250 | Average$409 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$256 | Average$371 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$256 | Average$397 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$271 | Average$348 | FlexibilityNo cancel fee | On-time62% |