$161+ 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 5/13. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — SFO
May 29 — Jun 51
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
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 July, 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 April 29, 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 April 29, 2026.
This Kiwi.com deal was found by Cheapflights users on 4/27. Clicking the “Pick Dates” 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 5/298:35 pm
PHL
- SFO
1 stop14h 26m
Frontier
Fri 6/196:00 am
SFO
- PHL
2 stops40h 17m
Frontier
Deal found 4/27![Frontier logo]()
$332
This Frontier deal was found by Cheapflights users on 4/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/26:30 am
PHL
- SFO
1 stop15h 56m
Frontier
Sun 7/129:39 pm
SFO
- PHL
1 stop11h 10m
Frontier
Deal found 4/27![Frontier logo]()
$334
This Frontier deal was found by Cheapflights users on 4/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/197:48 am
PHL
- SFO
1 stop14h 46m
Frontier
Sun 5/2412:52 pm
SFO
- PHL
1 stop13h 45m
Frontier
Deal found 4/24![Frontier logo]()
$335
This Frontier deal was found by Cheapflights users on 4/26. Clicking the “Pick Dates” 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 5/2310:40 am
PHL
- SFO
1 stop9h 01m
Frontier
Wed 6/310:10 pm
SFO
- PHL
1 stop11h 15m
Frontier
Deal found 4/26![Frontier logo]()
$336
This Flightnetwork deal was found by Cheapflights users on 4/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/28:41 pm
PHL
- SFO
1 stop15h 32m
Frontier
Fri 5/86:00 am
SFO
- PHL
1 stop20h 37m
Frontier
Deal found 4/26![Frontier logo]()
$337
This CheapOair deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” 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 7/111:06 am
PHL
- SFO
1 stop24h 45m
Frontier
Sun 7/59:39 pm
SFO
- PHL
1 stop29h 00m
Frontier
Deal found 4/28![Frontier logo]()
$338
This Frontier deal was found by Cheapflights users on 4/27. Clicking the “Pick Dates” 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 5/248:35 pm
PHL
- SFO
1 stop14h 26m
Frontier
Fri 5/2912:52 pm
SFO
- PHL
1 stop13h 45m
Frontier
Deal found 4/27![Frontier logo]()
$339
This Expedia deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/118:35 pm
PHL
- SFO
1 stop30h 48m
Frontier
Fri 5/2212:52 pm
SFO
- PHL
1 stop13h 45m
Frontier
Deal found 4/29![Frontier logo]()
$340
This Frontier deal was found by Cheapflights users on 4/25. Clicking the “Pick Dates” 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 5/141:32 pm
PHL
- SFO
1 stop9h 02m
Frontier
Mon 5/1811:59 pm
SFO
- PHL
1 stop11h 31m
Frontier
Deal found 4/25![Frontier logo]()
$341
This Kiwi.com deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” 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 5/278:35 pm
PHL
- SFO
1 stop18h 12m
Frontier
Tue 6/210:45 pm
SFO
- PHL
2 stops21h 44m
Frontier
Deal found 4/28![Frontier logo]()
$342
This Kiwi.com deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” 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 5/278:35 pm
PHL
- SFO
1 stop18h 12m
Frontier
Sun 5/315:09 pm
SFO
- PHL
2 stops16h 35m
Frontier
Deal found 4/28![Frontier logo]()
$343
This Kiwi.com deal was found by Cheapflights users on 4/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/198:35 pm
PHL
- SFO
1 stop30h 48m
Frontier
Wed 5/2710:01 pm
SFO
- PHL
2 stops28h 36m
Frontier
Deal found 4/24![Frontier logo]()
$344
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 April 29, 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 April 29, 2026.
This United Airlines deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/106:15 am
PHL
- SFO
1 stop9h 00m
United Airlines
Sun 6/1411:20 pm
SFO
- PHL
Nonstop5h 30m
United Airlines
Deal found 4/28![United Airlines logo]()
$359
This Delta deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/267:17 pm
PHL
- SFO
1 stop8h 19m
Delta
Tue 8/42:00 pm
SFO
- PHL
1 stop7h 57m
Delta
Deal found 4/28![Delta logo]()
$369
This Southwest deal was found by Cheapflights users on 4/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/159:35 am
PHL
- SFO
2 stops15h 40m
Southwest
Tue 7/2112:10 pm
SFO
- PHL
2 stops9h 50m
Southwest
Deal found 4/27![Southwest logo]()
$385
This United Airlines deal was found by Cheapflights users on 4/25. Clicking the “Pick Dates” 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 5/286:00 am
PHL
- SFO
Nonstop5h 58m
United Airlines
Sun 5/3110:35 pm
SFO
- PHL
1 stop8h 04m
United Airlines
Deal found 4/25![United Airlines logo]()
$359
This United Airlines deal was found by Cheapflights users on 4/27. Clicking the “Pick Dates” 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 5/256:00 am
PHL
- SFO
Nonstop5h 58m
United Airlines
Mon 6/110:38 pm
SFO
- PHL
1 stop8h 01m
United Airlines
Deal found 4/27![United Airlines logo]()
$359
This Southwest deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” 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 7/165:00 am
PHL
- SFO
2 stops10h 00m
Southwest
Tue 7/2112:10 pm
SFO
- PHL
2 stops9h 50m
Southwest
Deal found 4/29![Southwest logo]()
$403
This Southwest deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” 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 6/125:20 pm
PHL
- SFO
2 stops10h 10m
Southwest
Mon 6/1511:00 am
SFO
- PHL
2 stops10h 40m
Southwest
Deal found 4/29![Southwest logo]()
$423
This Southwest deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/294:30 pm
PHL
- SFO
2 stops10h 15m
Southwest
Fri 6/56:05 am
SFO
- PHL
2 stops10h 40m
Southwest
Deal found 4/29![Southwest logo]()
$453
This United Airlines deal was found by Cheapflights users on 4/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/216:00 am
PHL
- SFO
Nonstop5h 58m
United Airlines
Wed 7/294:48 pm
SFO
- PHL
Nonstop5h 41m
United Airlines
Deal found 4/27![United Airlines logo]()
$459
This United Airlines deal was found by Cheapflights users on 4/27. Clicking the “Pick Dates” 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 7/106:00 am
PHL
- SFO
Nonstop5h 58m
United Airlines
Fri 7/175:30 pm
SFO
- PHL
1 stop9h 01m
United Airlines
Deal found 4/27![United Airlines logo]()
$465
This Southwest deal was found by Cheapflights users on 4/26. Clicking the “Pick Dates” 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 5/237:45 am
PHL
- SFO
2 stops11h 25m
Southwest
Mon 6/111:10 am
SFO
- PHL
2 stops10h 25m
Southwest
Deal found 4/26![Southwest logo]()
$468
This Southwest deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” 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 5/117:55 am
PHL
- SFO
2 stops10h 30m
Southwest
Wed 6/35:55 am
SFO
- PHL
2 stops8h 55m
Southwest
Deal found 4/29![Southwest logo]()
$499
Last-minute flights from Philadelphia to FremontDiscover last-minute flight deals from Philadelphia to Fremont. Data last updated April 29, 2026 and is based on user searches.
Discover last-minute flight deals from Philadelphia to Fremont. Data last updated April 29, 2026 and is based on user searches.
This Flightnetwork deal was found by Cheapflights users on 4/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/28:41 pm
PHL
- SFO
1 stop15h 32m
Frontier
Fri 5/86:00 am
SFO
- PHL
1 stop20h 37m
Frontier
Deal found 4/26![Frontier logo]()
$337
This Expedia deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/118:35 pm
PHL
- SFO
1 stop30h 48m
Frontier
Fri 5/2212:52 pm
SFO
- PHL
1 stop13h 45m
Frontier
Deal found 4/29![Frontier logo]()
$340
This Frontier deal was found by Cheapflights users on 4/25. Clicking the “Pick Dates” 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 5/141:32 pm
PHL
- SFO
1 stop9h 02m
Frontier
Mon 5/1811:59 pm
SFO
- PHL
1 stop11h 31m
Frontier
Deal found 4/25![Frontier logo]()
$341
This Frontier deal was found by Cheapflights users on 4/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/197:48 am
PHL
- SFO
1 stop14h 46m
Frontier
Sun 5/2412:52 pm
SFO
- PHL
1 stop13h 45m
Frontier
Deal found 4/24![Frontier logo]()
$335
This Kiwi.com deal was found by Cheapflights users on 4/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/198:35 pm
PHL
- SFO
1 stop30h 48m
Frontier
Wed 5/2710:01 pm
SFO
- PHL
2 stops28h 36m
Frontier
Deal found 4/24![Frontier logo]()
$344
This Frontier deal was found by Cheapflights users on 4/27. Clicking the “Pick Dates” 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 5/228:35 pm
PHL
- SFO
1 stop14h 26m
Frontier
Thu 5/2812:52 pm
SFO
- PHL
1 stop13h 45m
Frontier
Deal found 4/27![Frontier logo]()
$334
This Frontier deal was found by Cheapflights users on 4/26. Clicking the “Pick Dates” 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 5/2310:40 am
PHL
- SFO
1 stop9h 01m
Frontier
Wed 6/310:10 pm
SFO
- PHL
1 stop11h 15m
Frontier
Deal found 4/26![Frontier logo]()
$336
This Frontier deal was found by Cheapflights users on 4/27. Clicking the “Pick Dates” 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 5/248:35 pm
PHL
- SFO
1 stop14h 26m
Frontier
Fri 5/2912:52 pm
SFO
- PHL
1 stop13h 45m
Frontier
Deal found 4/27![Frontier logo]()
$339
This Kiwi.com deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” 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 5/278:35 pm
PHL
- SFO
1 stop18h 12m
Frontier
Tue 6/210:45 pm
SFO
- PHL
2 stops21h 44m
Frontier
Deal found 4/28![Frontier logo]()
$342
This Kiwi.com deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” 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 5/278:35 pm
PHL
- SFO
1 stop18h 12m
Frontier
Sun 5/316:09 pm
SFO
- PHL
2 stops15h 35m
Frontier
Deal found 4/29![Frontier logo]()
$343
This Kiwi.com deal was found by Cheapflights users on 4/27. Clicking the “Pick Dates” 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 5/298:35 pm
PHL
- SFO
1 stop14h 26m
Frontier
Fri 6/196:00 am
SFO
- PHL
2 stops40h 17m
Frontier
Deal found 4/27![Frontier logo]()
$332
This Expedia deal was found by Cheapflights users on 4/27. Clicking the “Pick Dates” 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.
Sat 5/307:00 am
PHL
- SFO
2 stops12h 04m
Multiple Airlines
Tue 6/98:21 pm
SFO
- PHL
1 stop9h 55m
Multiple Airlines
Deal found 4/27![Multiple Airlines logo]()
$338
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 April 29, 2026.
Search for one-way flight options from Philadelphia to Fremont. Find affordable one-way fares based on user searches. Data last updated April 29, 2026.
This Trip.com deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” 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.
Wed 5/1312:17 pm
PHL
- SFO
1 stop13h 47m
Frontier
Deal found 4/28![Frontier logo]()
$161
This Kiwi.com deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” 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 6/105:32 pm
PHL
- SFO
2 stops18h 19m
Frontier
Deal found 4/28![Frontier logo]()
$163
This Kiwi.com deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” 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 5/288:44 pm
PHL
- SFO
3 stops46h 46m
Multiple Airlines
Deal found 4/28![Multiple Airlines logo]()
$164
This Kiwi.com deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” 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 6/235:32 pm
PHL
- SFO
2 stops33h 55m
Frontier
Deal found 4/28![Frontier logo]()
$165
This Kiwi.com deal was found by Cheapflights users on 4/26. Clicking the “Pick Dates” 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 6/245:32 pm
PHL
- SFO
2 stops18h 19m
Frontier
Deal found 4/26![Frontier logo]()
$166
This Kiwi.com deal was found by Cheapflights users on 4/26. Clicking the “Pick Dates” 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 6/18:35 pm
PHL
- SFO
2 stops26h 01m
Frontier
Deal found 4/26![Frontier logo]()
$167
This Kiwi.com deal was found by Cheapflights users on 4/25. Clicking the “Pick Dates” 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 5/238:35 pm
PHL
- SFO
2 stops24h 22m
Frontier
Deal found 4/25![Frontier logo]()
$168
This Kiwi.com deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” 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 6/51:32 pm
PHL
- SFO
2 stops22h 17m
Frontier
Deal found 4/29![Frontier logo]()
$169
This Kiwi.com deal was found by Cheapflights users on 4/25. Clicking the “Pick Dates” 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 5/188:35 pm
PHL
- SFO
2 stops50h 08m
Frontier
Deal found 4/25![Frontier logo]()
$170
This Kiwi.com deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” 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 5/248:35 pm
PHL
- SFO
2 stops41h 03m
Frontier
Deal found 4/28![Frontier logo]()
$171
This Kiwi.com deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” 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 6/79:08 pm
PHL
- SFO
3 stops52h 05m
Multiple Airlines
Deal found 4/28![Multiple Airlines logo]()
$172
This Kiwi.com deal was found by Cheapflights users on 4/25. Clicking the “Pick Dates” 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 5/118:35 pm
PHL
- SFO
2 stops26h 08m
Frontier
Deal found 4/25![Frontier logo]()
$173
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 April 29, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $332 (Kiwi.com) |
One-way from | $161 (Trip.com) |
Popular in | November |
Cheapest in | September |
Average price | $409 |
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 April 29, 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 - SFO
PHLSFO
Philadelphia
Wed 6/10
6:15 am-12:15 pm
1 stop9h 00m
San Francisco
Sun 6/14
11:20 pm-7:50 am
Nonstop5h 30m
$359
PhiladelphiaSan Francisco
PHL - SFO
PHLSFO
Philadelphia
Thu 5/28
6:00 am-8:58 am
Nonstop5h 58m
San Francisco
Sun 5/31
10:35 pm-9:39 am
1 stop8h 04m
$359
PhiladelphiaSan Francisco
PHL - SFO
PHLSFO
Philadelphia
Mon 5/25
6:00 am-8:58 am
Nonstop5h 58m
San Francisco
Mon 6/1
10:38 pm-9:39 am
1 stop8h 01m
$359
PhiladelphiaSan Francisco
PHL - SFO
PHLSFO
Philadelphia
Sun 7/26
7:17 pm-12:36 am
1 stop8h 19m
San Francisco
Tue 8/4
2:00 pm-12:57 am
1 stop7h 57m
$369
PhiladelphiaSan Francisco
PHL - SFO
PHLSFO
Philadelphia
Wed 7/15
9:35 am-10:15 pm
2 stops15h 40m
San Francisco
Tue 7/21
12:10 pm-1:00 am
2 stops9h 50m
$385
PhiladelphiaSan Francisco
PHL - SFO
PHLSFO
Philadelphia
Thu 7/16
5:00 am-12:00 pm
2 stops10h 00m
San Francisco
Tue 7/21
12:10 pm-1:00 am
2 stops9h 50m
$403
PhiladelphiaSan Francisco
PHL - SFO
PHLSFO
Philadelphia
Fri 6/12
5:20 pm-12:30 am
2 stops10h 10m
San Francisco
Mon 6/15
11:00 am-12:40 am
2 stops10h 40m
$423
PhiladelphiaSan Francisco
PHL - SFO
PHLSFO
Philadelphia
Fri 5/29
4:30 pm-11:45 pm
2 stops10h 15m
San Francisco
Fri 6/5
6:05 am-7:45 pm
2 stops10h 40m
$453
Quickest round-trip
PhiladelphiaSan Francisco
PHL - SFO
PHLSFO
Philadelphia
Tue 7/21
6:00 am-8:58 am
Nonstop5h 58m
San Francisco
Wed 7/29
4:48 pm-1:29 am
Nonstop5h 41m
$459
PhiladelphiaSan Francisco
PHL - SFO
PHLSFO
Philadelphia
Fri 7/10
6:00 am-8:58 am
Nonstop5h 58m
San Francisco
Fri 7/17
5:30 pm-5:31 am
1 stop9h 01m
$465
Showing 1-10 of 21 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 April 29, 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 April 29, 2026.
The most flights from PHL to FR8 are scheduled on a Wednesday (14 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (3 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 April 29, 2026.
See what other customers who have flown with Delta,United Airlines, andJetBlue 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
7.9
Entertainment
7.8
Food
7.2
Boarding
8.1
Crew
8.5
Overall
7.9
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
TUS - LAX
Comfort
7.9
Entertainment
7.8
Food
7.2
Boarding
8.1
Crew
8.5
Overall
7.9
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
TUS - LAX
Comfort
7.9
Entertainment
7.8
Food
7.2
Boarding
8.1
Crew
8.5
Overall
7.9
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
TUS - LAX
Comfort
7.9
Entertainment
7.8
Food
7.2
Boarding
8.1
Crew
8.5
Overall
7.9
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
TUS - LAX
Comfort
7.9
Entertainment
7.8
Food
7.2
Boarding
8.1
Crew
8.5
Overall
7.9
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
TUS - LAX
Comfort
7.9
Entertainment
7.8
Food
7.2
Boarding
8.1
Crew
8.5
Overall
7.9
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.
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.
Alternative routes
Complete your trip
Flights by cabin class
Other flight options
Other flights from Philadelphia
Popular flights
Top destinations
Alternative routes for Philadelphia to Fremont
See prices for flight routes from nearby airports that may be better suited for you.
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 April 29, 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 April 29, 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 April 29, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$153 | Average$357 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$160 | Average$261 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$179 | Average$427 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$211 | Average$383 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$246 | Average$310 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$289 | Average$440 | FlexibilityNo cancel fee | On-time69% |