$179+ Cheap flights from Philadelphia (PHL) to Fremont, CA
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 8/8. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — SFO
Aug 20 — Aug 271
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 September 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 July 21, 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 July 21, 2026.
This American Airlines deal was found by Cheapflights users on 7/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/217:35 pm
PHL
- SFO
Nonstop6h 24m
American Airlines
Wed 8/267:00 am
SFO
- PHL
Nonstop5h 30m
American Airlines
Deal found 7/19![American Airlines logo]()
$349
This Frontier deal was found by Cheapflights users on 7/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/296:30 am
PHL
- SFO
1 stop15h 48m
Frontier
Fri 8/711:05 pm
SFO
- PHL
1 stop10h 17m
Frontier
Deal found 7/19![Frontier logo]()
$350
This Southwest deal was found by Cheapflights users on 7/16. Clicking the “Pick Dates” 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 11/55:00 am
PHL
- SFO
1 stop8h 30m
Southwest
Sun 11/811:35 pm
SFO
- PHL
1 stop8h 25m
Southwest
Deal found 7/16![Southwest logo]()
$351
This CheapOair deal was found by Cheapflights users on 7/16. Clicking the “Pick Dates” 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.
Mon 8/108:37 pm
PHL
- SFO
1 stop18h 01m
Frontier
Sat 8/159:05 pm
SFO
- PHL
1 stop29h 55m
Frontier
Deal found 7/16![Frontier logo]()
$352
This Kiwi.com deal was found by Cheapflights users on 7/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/1112:44 pm
PHL
- SFO
2 stops11h 28m
Frontier
Mon 8/1711:05 pm
SFO
- PHL
1 stop10h 21m
Frontier
Deal found 7/20![Frontier logo]()
$353
This Kiwi.com deal was found by Cheapflights users on 7/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/1311:06 am
PHL
- SFO
1 stop8h 30m
Frontier
Wed 8/195:35 pm
SFO
- PHL
2 stops15h 51m
Frontier
Deal found 7/20![Frontier logo]()
$354
This United Airlines deal was found by Cheapflights users on 7/16. Clicking the “Pick Dates” 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 11/49:55 am
PHL
- SFO
1 stop9h 20m
United Airlines
Sat 11/712:07 pm
SFO
- PHL
Nonstop5h 19m
United Airlines
Deal found 7/16![United Airlines logo]()
$355
This Kiwi.com deal was found by Cheapflights users on 7/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/88:30 am
PHL
- SFO
1 stop13h 33m
Frontier
Mon 9/147:17 pm
SFO
- PHL
1 stop7h 19m
Frontier
Deal found 7/19![Frontier logo]()
$356
This CheapOair deal was found by Cheapflights users on 7/18. Clicking the “Pick Dates” 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.
Mon 8/1011:06 am
PHL
- SFO
1 stop31h 14m
Frontier
Sun 8/164:47 pm
SFO
- PHL
1 stop16h 02m
Frontier
Deal found 7/18![Frontier logo]()
$357
This Kiwi.com deal was found by Cheapflights users on 7/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/278:37 pm
PHL
- SFO
1 stop18h 06m
Frontier
Tue 8/410:10 pm
SFO
- PHL
1 stop11h 12m
Frontier
Deal found 7/19![Frontier logo]()
$358
This United Airlines deal was found by Cheapflights users on 7/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/146:00 am
PHL
- SFO
Nonstop5h 59m
United Airlines
Tue 8/1812:45 am
SFO
- PHL
1 stop8h 03m
United Airlines
Deal found 7/20![United Airlines logo]()
$359
This Frontier deal was found by Cheapflights users on 7/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/2212:44 pm
PHL
- SFO
1 stop14h 39m
Frontier
Sat 7/253:43 pm
SFO
- PHL
1 stop11h 17m
Frontier
Deal found 7/19![Frontier logo]()
$360
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 July 21, 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 July 21, 2026.
This United Airlines deal was found by Cheapflights users on 7/18. Clicking the “Pick Dates” 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 9/189:27 am
PHL
- SFO
Nonstop6h 03m
United Airlines
Mon 9/2111:20 pm
SFO
- PHL
Nonstop5h 29m
United Airlines
Deal found 7/18![United Airlines logo]()
$349
This Southwest deal was found by Cheapflights users on 7/16. Clicking the “Pick Dates” 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 11/55:00 am
PHL
- SFO
1 stop8h 30m
Southwest
Sun 11/811:35 pm
SFO
- PHL
1 stop8h 25m
Southwest
Deal found 7/16![Southwest logo]()
$351
This Delta deal was found by Cheapflights users on 7/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/135:15 am
PHL
- SFO
1 stop9h 40m
Delta
Mon 8/177:25 pm
SFO
- PHL
1 stop7h 40m
Delta
Deal found 7/16![Delta logo]()
$379
This United Airlines deal was found by Cheapflights users on 7/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/229:27 am
PHL
- SFO
Nonstop6h 03m
United Airlines
Thu 9/312:25 pm
SFO
- PHL
Nonstop5h 30m
United Airlines
Deal found 7/20![United Airlines logo]()
$349
This Southwest deal was found by Cheapflights users on 7/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/86:25 am
PHL
- SFO
1 stop7h 25m
Southwest
Mon 10/1212:05 pm
SFO
- PHL
2 stops9h 55m
Southwest
Deal found 7/20![Southwest logo]()
$356
This United Airlines deal was found by Cheapflights users on 7/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/86:00 am
PHL
- SFO
Nonstop6h 03m
United Airlines
Mon 10/1210:35 pm
SFO
- PHL
1 stop8h 36m
United Airlines
Deal found 7/20![United Airlines logo]()
$359
This Southwest deal was found by Cheapflights users on 7/17. Clicking the “Pick Dates” 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 8/113:05 pm
PHL
- SFO
2 stops9h 35m
Southwest
Tue 8/1811:50 am
SFO
- PHL
1 stop7h 00m
Southwest
Deal found 7/17![Southwest logo]()
$364
This United Airlines deal was found by Cheapflights users on 7/18. Clicking the “Pick Dates” 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 9/191:30 pm
PHL
- SFO
1 stop7h 54m
United Airlines
Mon 9/218:50 am
SFO
- PHL
Nonstop5h 40m
United Airlines
Deal found 7/18![United Airlines logo]()
$359
This Southwest deal was found by Cheapflights users on 7/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/132:05 pm
PHL
- SFO
1 stop12h 40m
Southwest
Thu 8/201:55 pm
SFO
- PHL
2 stops16h 45m
Southwest
Deal found 7/20![Southwest logo]()
$367
This Southwest deal was found by Cheapflights users on 7/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/65:30 am
PHL
- SFO
2 stops11h 25m
Southwest
Tue 10/1310:20 am
SFO
- PHL
2 stops10h 10m
Southwest
Deal found 7/19![Southwest logo]()
$369
This United Airlines deal was found by Cheapflights users on 7/18. Clicking the “Pick Dates” 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 10/166:34 pm
PHL
- SFO
Nonstop6h 03m
United Airlines
Sun 10/1811:20 pm
SFO
- PHL
Nonstop5h 29m
United Airlines
Deal found 7/18![United Airlines logo]()
$386
This Southwest deal was found by Cheapflights users on 7/16. Clicking the “Pick Dates” 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 9/38:00 am
PHL
- SFO
2 stops9h 40m
Southwest
Fri 9/46:45 am
SFO
- PHL
2 stops11h 20m
Southwest
Deal found 7/16![Southwest logo]()
$403
Last-minute flights from Philadelphia to FremontDiscover last-minute flight deals from Philadelphia to Fremont. Data last updated July 21, 2026 and is based on user searches.
Discover last-minute flight deals from Philadelphia to Fremont. Data last updated July 21, 2026 and is based on user searches.
This Frontier deal was found by Cheapflights users on 7/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/2212:44 pm
PHL
- SFO
1 stop14h 39m
Frontier
Sat 7/253:43 pm
SFO
- PHL
1 stop11h 17m
Frontier
Deal found 7/19![Frontier logo]()
$360
This Kiwi.com deal was found by Cheapflights users on 7/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/278:37 pm
PHL
- SFO
1 stop18h 06m
Frontier
Tue 8/410:10 pm
SFO
- PHL
1 stop11h 12m
Frontier
Deal found 7/19![Frontier logo]()
$358
This Frontier deal was found by Cheapflights users on 7/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/296:30 am
PHL
- SFO
1 stop15h 48m
Frontier
Fri 8/711:05 pm
SFO
- PHL
1 stop10h 17m
Frontier
Deal found 7/19![Frontier logo]()
$350
This CheapOair deal was found by Cheapflights users on 7/16. Clicking the “Pick Dates” 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.
Mon 8/108:37 pm
PHL
- SFO
1 stop18h 01m
Frontier
Sat 8/159:05 pm
SFO
- PHL
1 stop29h 55m
Frontier
Deal found 7/16![Frontier logo]()
$352
This Kiwi.com deal was found by Cheapflights users on 7/18. Clicking the “Pick Dates” 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 8/101:32 pm
PHL
- SFO
2 stops29h 34m
Frontier
Sun 8/1611:20 am
SFO
- PHL
1 stop15h 40m
Frontier
Deal found 7/18![Frontier logo]()
$355
This Kiwi.com deal was found by Cheapflights users on 7/18. Clicking the “Pick Dates” 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 8/104:40 pm
PHL
- SFO
2 stops34h 38m
Frontier
Fri 8/1411:05 pm
SFO
- PHL
1 stop17h 15m
Frontier
Deal found 7/18![Frontier logo]()
$356
This Kiwi.com deal was found by Cheapflights users on 7/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/1112:44 pm
PHL
- SFO
2 stops11h 28m
Frontier
Mon 8/1711:05 pm
SFO
- PHL
1 stop10h 21m
Frontier
Deal found 7/20![Frontier logo]()
$353
This Kiwi.com deal was found by Cheapflights users on 7/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/1212:44 pm
PHL
- SFO
2 stops11h 28m
Frontier
Mon 8/1711:05 pm
SFO
- PHL
1 stop10h 21m
Frontier
Deal found 7/20![Frontier logo]()
$351
This Kiwi.com deal was found by Cheapflights users on 7/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/1311:06 am
PHL
- SFO
1 stop8h 30m
Frontier
Wed 8/195:35 pm
SFO
- PHL
2 stops15h 51m
Frontier
Deal found 7/20![Frontier logo]()
$354
This United Airlines deal was found by Cheapflights users on 7/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/146:00 am
PHL
- SFO
Nonstop5h 59m
United Airlines
Tue 8/1812:45 am
SFO
- PHL
1 stop8h 03m
United Airlines
Deal found 7/20![United Airlines logo]()
$359
This American Airlines deal was found by Cheapflights users on 7/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/217:35 pm
PHL
- SFO
Nonstop6h 24m
American Airlines
Wed 8/267:00 am
SFO
- PHL
Nonstop5h 30m
American Airlines
Deal found 7/19![American Airlines logo]()
$349
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 July 21, 2026.
Search for one-way flight options from Philadelphia to Fremont. Find affordable one-way fares based on user searches. Data last updated July 21, 2026.
This Kiwi.com deal was found by Cheapflights users on 7/16. Clicking the “Pick Dates” 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 8/811:06 am
PHL
- SFO
2 stops50h 19m
Frontier
Deal found 7/16![Frontier logo]()
$179
This Southwest deal was found by Cheapflights users on 7/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/215:10 pm
PHL
- SFO
1 stop8h 10m
Southwest
Deal found 7/19![Southwest logo]()
$180
This JetBlue deal was found by Cheapflights users on 7/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/193:25 pm
PHL
- SFO
1 stop12h 33m
JetBlue
Deal found 7/19![JetBlue logo]()
$181
This Super.com deal was found by Cheapflights users on 7/17. Clicking the “Pick Dates” 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.
Tue 7/2811:06 am
PHL
- SFO
1 stop11h 46m
Frontier
Deal found 7/17![Frontier logo]()
$182
This Super.com deal was found by Cheapflights users on 7/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/268:37 pm
PHL
- SFO
1 stop30h 46m
Frontier
Deal found 7/19![Frontier logo]()
$183
This Kiwi.com deal was found by Cheapflights users on 7/16. Clicking the “Pick Dates” 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 8/174:40 pm
PHL
- SFO
2 stops19h 36m
Frontier
Deal found 7/16![Frontier logo]()
$184
This Southwest deal was found by Cheapflights users on 7/16. Clicking the “Pick Dates” 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 8/175:55 am
PHL
- SFO
2 stops10h 15m
Southwest
Deal found 7/16![Southwest logo]()
$185
This CheapOair deal was found by Cheapflights users on 7/16. Clicking the “Pick Dates” 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.
Mon 7/278:37 pm
PHL
- SFO
1 stop30h 46m
Frontier
Deal found 7/16![Frontier logo]()
$186
This Kiwi.com deal was found by Cheapflights users on 7/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/116:06 pm
PHL
- SFO
2 stops49h 51m
Frontier
Deal found 7/20![Frontier logo]()
$187
This Kiwi.com deal was found by Cheapflights users on 7/16. Clicking the “Pick Dates” 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 9/35:25 am
PHL
- SFO
2 stops16h 38m
Frontier
Deal found 7/16![Frontier logo]()
$188
This Southwest deal was found by Cheapflights users on 7/16. Clicking the “Pick Dates” 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 8/135:55 am
PHL
- SFO
2 stops10h 15m
Southwest
Deal found 7/16![Southwest logo]()
$190
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 July 21, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $349 (American Airlines) |
One-way from | $179 (Kiwi.com) |
Popular in | June |
Cheapest in | September |
Average price | $429 |
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 2,558,603 searches. Data last updated July 21, 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
Quickest round-trip
PhiladelphiaSan Francisco
PHL - SFO
PHLSFO
Philadelphia
Fri 9/18
9:27 am-12:30 pm
Nonstop6h 03m
San Francisco
Mon 9/21
11:20 pm-7:49 am
Nonstop5h 29m
$349
PhiladelphiaSan Francisco
PHL - SFO
PHLSFO
Philadelphia
Sat 8/22
9:27 am-12:30 pm
Nonstop6h 03m
San Francisco
Thu 9/3
12:25 pm-8:55 pm
Nonstop5h 30m
$349
PhiladelphiaSan Francisco
PHL - SFO
PHLSFO
Philadelphia
Thu 11/5
5:00 am-10:30 am
1 stop8h 30m
San Francisco
Sun 11/8
11:35 pm-11:00 am
1 stop8h 25m
$351
PhiladelphiaSan Francisco
PHL - SFO
PHLSFO
Philadelphia
Thu 10/8
6:25 am-10:50 am
1 stop7h 25m
San Francisco
Mon 10/12
12:05 pm-1:00 am
2 stops9h 55m
$356
PhiladelphiaSan Francisco
PHL - SFO
PHLSFO
Philadelphia
Thu 10/8
6:00 am-9:03 am
Nonstop6h 03m
San Francisco
Mon 10/12
10:35 pm-10:11 am
1 stop8h 36m
$359
PhiladelphiaSan Francisco
PHL - SFO
PHLSFO
Philadelphia
Sat 9/19
1:30 pm-6:24 pm
1 stop7h 54m
San Francisco
Mon 9/21
8:50 am-5:30 pm
Nonstop5h 40m
$359
PhiladelphiaSan Francisco
PHL - SFO
PHLSFO
Philadelphia
Tue 8/11
3:05 pm-9:40 pm
2 stops9h 35m
San Francisco
Tue 8/18
11:50 am-9:50 pm
1 stop7h 00m
$364
PhiladelphiaSan Francisco
PHL - SFO
PHLSFO
Philadelphia
Thu 8/13
2:05 pm-11:45 pm
1 stop12h 40m
San Francisco
Thu 8/20
1:55 pm-9:40 am
2 stops16h 45m
$367
PhiladelphiaSan Francisco
PHL - SFO
PHLSFO
Philadelphia
Tue 10/6
5:30 am-1:55 pm
2 stops11h 25m
San Francisco
Tue 10/13
10:20 am-11:30 pm
2 stops10h 10m
$369
PhiladelphiaSan Francisco
PHL - SFO
PHLSFO
Philadelphia
Thu 8/13
5:15 am-11:55 am
1 stop9h 40m
San Francisco
Mon 8/17
7:25 pm-6:05 am
1 stop7h 40m
$379
Showing 1-10 of 23 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 July 21, 2026.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Philadelphia to Fremont as you normally would.
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 July 21, 2026.
The most flights from PHL to FR8 are scheduled on a Saturday (22 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (14 on average).
How much does it cost to fly round-trip from Philadelphia to Fremont?
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 July 21, 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.
Food
7.2
Crew
8.5
Comfort
7.8
Overall
7.8
Boarding
8.1
Entertainment
7.8
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
TUS - LAX
Food
7.2
Crew
8.5
Comfort
7.8
Overall
7.8
Boarding
8.1
Entertainment
7.8
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
TUS - LAX
Food
7.2
Crew
8.5
Comfort
7.8
Overall
7.8
Boarding
8.1
Entertainment
7.8
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
TUS - LAX
Food
7.2
Crew
8.5
Comfort
7.8
Overall
7.8
Boarding
8.1
Entertainment
7.8
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
TUS - LAX
Food
7.2
Crew
8.5
Comfort
7.8
Overall
7.8
Boarding
8.1
Entertainment
7.8
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
TUS - LAX
Food
7.2
Crew
8.5
Comfort
7.8
Overall
7.8
Boarding
8.1
Entertainment
7.8
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
TUS - LAX
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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Alternative routes for Philadelphia to Fremont
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Complete your trip
Complete your trip to Fremont by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Philadelphia to Fremont by cabin class
Find flights from Philadelphia to Fremont, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Philadelphia and Fremont flights
Browse other Philadelphia and Fremont flight options. Last updated on July 21, 2026.
Other flights from Philadelphia
Browse through other flights departing from Philadelphia. Flights are based on user searches made on Cheapflights and were last updated on July 21, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Philadelphia to Fremont flights
Consider these flights traveling from Philadelphia to Fremont.
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 2,558,603 searches. Data last updated July 21, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$153 | Average$365 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$154 | Average$293 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$211 | Average$399 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$231 | Average$443 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$256 | Average$424 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$269 | Average$338 | FlexibilityNo cancel fee | On-time62% |