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Fremont

$167+ 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 6/6. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — SFO
Jun 11 — Jun 181
Thu 6/11
Thu 6/18
1 adult, Economy
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Cheapflights Tip: The best prices from Philadelphia to Fremont are usually found in September or April, booked 83 days in advance, depart on a Wednesday or Thursday and return on a Wednesday

Cheap flight deals from Philadelphia to Fremont

Cheapest flights from Philadelphia to Fremont
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 May 12, 2026.

This United Airlines deal was found by Cheapflights users on 5/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/56:23 pm
PHL
-
SFO
Nonstop6h 10m
United Airlines
Wed 6/104:48 pm
SFO
-
PHL
Nonstop5h 41m
United Airlines
Deal found 5/8$349
This Frontier deal was found by Cheapflights users on 5/11. 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.
Fri 5/158:30 am
PHL
-
SFO
1 stop14h 04m
Frontier
Wed 5/2012:52 pm
SFO
-
PHL
1 stop13h 45m
Frontier
Deal found 5/11$350
This American Airlines deal was found by Cheapflights users on 5/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/19:55 pm
PHL
-
SFO
Nonstop6h 23m
American Airlines
Sun 6/79:10 pm
SFO
-
PHL
Nonstop5h 28m
American Airlines
Deal found 5/11$351
This Kiwi.com deal was found by Cheapflights users on 5/11. 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.
Tue 6/97:06 pm
PHL
-
SFO
1 stop18h 22m
Frontier
Mon 7/1312:24 am
SFO
-
PHL
1 stop11h 20m
Frontier
Deal found 5/11$352
This Alaska Airlines deal was found by Cheapflights users on 5/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/64:06 pm
PHL
-
SFO
1 stop10h 23m
Alaska Airlines
Tue 10/205:42 pm
SFO
-
PHL
1 stop8h 58m
Alaska Airlines
Deal found 5/8$353
This Frontier deal was found by Cheapflights users on 5/11. 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 6/2511:35 am
PHL
-
SFO
1 stop14h 27m
Frontier
Mon 7/63:43 pm
SFO
-
PHL
1 stop11h 39m
Frontier
Deal found 5/11$354
This Frontier deal was found by Cheapflights users on 5/11. 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.
Fri 6/1211:00 am
PHL
-
SFO
1 stop8h 36m
Frontier
Sun 9/207:17 pm
SFO
-
PHL
1 stop7h 19m
Frontier
Deal found 5/11$355
This Frontier deal was found by Cheapflights users on 5/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/2611:06 am
PHL
-
SFO
1 stop11h 47m
Frontier
Wed 8/58:23 pm
SFO
-
PHL
1 stop9h 58m
Frontier
Deal found 5/9$356
This United Airlines deal was found by Cheapflights users on 5/11. 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.
Thu 6/46:00 am
PHL
-
SFO
Nonstop5h 58m
United Airlines
Sun 6/711:30 pm
SFO
-
PHL
1 stop7h 55m
United Airlines
Deal found 5/11$359
This CheapOair deal was found by Cheapflights users on 5/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/128:35 pm
PHL
-
SFO
1 stop30h 48m
Frontier
Fri 5/2210:15 pm
SFO
-
PHL
1 stop11h 10m
Frontier
Deal found 5/11$360
This American Airlines deal was found by Cheapflights users on 5/10. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/319:55 pm
PHL
-
SFO
Nonstop6h 23m
American Airlines
Sat 6/68:24 pm
SFO
-
PHL
1 stop7h 41m
American Airlines
Deal found 5/10$361
This Kiwi.com deal was found by Cheapflights users on 5/11. 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.
Fri 7/2411:06 am
PHL
-
SFO
1 stop8h 26m
Frontier
Sun 7/269:39 pm
SFO
-
PHL
2 stops32h 12m
Frontier
Deal found 5/11$362

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 May 12, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$349
(United Airlines)

One-way from

$167
(Kiwi.com)

Popular in

November

Cheapest in

September

Average price

$429
Provider with most accurate pricing for Philadelphia-San Francisco flight deals.
Search Deals
Provider most trusted by Cheapflights users for Philadelphia-San Francisco flights.
Search Deals
From Philadelphia to Fremont
Search Deals
One-way flight from Philadelphia to Fremont
Search Deals
Highest demand for flights based on searches. 2% potential increase in price ($9 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 0% potential price decrease ($4 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in May 2026
Search Deals

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 May 12, 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

Price

Cheapest round-trip

PhiladelphiaSan Francisco

PHL - SFO

PHLSFO

Philadelphia

Tue 8/18

9:27 am-12:30 pm

Nonstop6h 03m

San Francisco

Sat 12/19

11:05 pm-7:45 am

Nonstop5h 40m

$349

PhiladelphiaSan Francisco

PHL - SFO

PHLSFO

Philadelphia

Sat 6/13

6:00 am-8:58 am

Nonstop5h 58m

San Francisco

Sat 9/19

5:00 am-3:51 pm

1 stop7h 51m

$359

PhiladelphiaSan Francisco

PHL - SFO

PHLSFO

Philadelphia

Wed 10/21

6:36 pm-9:39 pm

Nonstop6h 03m

San Francisco

Sat 10/31

12:50 am-10:27 am

1 stop7h 37m

$359

PhiladelphiaSan Francisco

PHL - SFO

PHLSFO

Philadelphia

Wed 9/9

6:00 am-9:03 am

Nonstop6h 03m

San Francisco

Mon 9/14

11:30 pm-9:43 am

1 stop7h 13m

$359

PhiladelphiaSan Francisco

PHL - SFO

PHLSFO

Philadelphia

Tue 6/9

5:22 pm-10:28 pm

1 stop8h 06m

San Francisco

Tue 7/14

10:55 pm-8:41 am

1 stop6h 46m

$369

PhiladelphiaSan Francisco

PHL - SFO

PHLSFO

Philadelphia

Thu 10/22

6:15 am-11:20 am

1 stop8h 05m

San Francisco

Sun 10/25

11:50 pm-10:27 am

1 stop7h 37m

$369

PhiladelphiaSan Francisco

PHL - SFO

PHLSFO

Philadelphia

Thu 9/10

8:00 am-2:40 pm

2 stops9h 40m

San Francisco

Wed 9/16

9:35 am-11:50 pm

2 stops11h 15m

$403

PhiladelphiaSan Francisco

PHL - SFO

PHLSFO

Philadelphia

Sat 6/13

4:50 pm-12:35 am

2 stops10h 45m

San Francisco

Sat 9/19

7:35 am-10:50 pm

2 stops12h 15m

$403

PhiladelphiaSan Francisco

PHL - SFO

PHLSFO

Philadelphia

Mon 7/13

5:20 pm-12:10 am

1 stop9h 50m

San Francisco

Fri 7/17

12:00 pm-12:40 am

2 stops9h 40m

$422

PhiladelphiaSan Francisco

PHL - SFO

PHLSFO

Philadelphia

Thu 6/11

6:00 am-8:58 am

Nonstop5h 58m

San Francisco

Fri 6/19

4:48 pm-1:29 am

Nonstop5h 41m

$459

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/8

Showing 1-10 of 24 resultsSorted by cheapest first
1
2
3

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.
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

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 May 12, 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 May 12, 2026.

The most flights from PHL to FR8 are scheduled on a Friday (19 on average). You will have fewer flight options on Wednesday, which is when the least amount of flights are scheduled (10 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 May 12, 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.
Delta
7.9
Good
8,447 reviews

Entertainment

7.8

Comfort

7.8

Overall

7.9

Crew

8.5

Food

7.2

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Delta
7.9
Good
8,447 reviews
Delta
7.9
Good
8,447 reviews

Entertainment

7.8

Comfort

7.8

Overall

7.9

Crew

8.5

Food

7.2

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
United Airlines
7.4
Good
9,701 reviews
Delta
7.9
Good
8,447 reviews

Entertainment

7.8

Comfort

7.8

Overall

7.9

Crew

8.5

Food

7.2

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
JetBlue
7.2
Good
2,974 reviews
Delta
7.9
Good
8,447 reviews

Entertainment

7.8

Comfort

7.8

Overall

7.9

Crew

8.5

Food

7.2

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
American Airlines
7.1
Good
11,663 reviews
Delta
7.9
Good
8,447 reviews

Entertainment

7.8

Comfort

7.8

Overall

7.9

Crew

8.5

Food

7.2

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Frontier
5.6
Fair
2,952 reviews
Delta
7.9
Good
8,447 reviews

Entertainment

7.8

Comfort

7.8

Overall

7.9

Crew

8.5

Food

7.2

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

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.

  • What airport do you fly from for flights from Philadelphia to Fremont?

    Located just 7.0 mi from the city center, Philadelphia is the airport most travelers will use when flying to Fremont from Philadelphia. Booking flights from Philadelphia (PHL) to Fremont should be relatively easy as there are 16 daily outbound flights to Fremont from 6 different airlines.

  • How popular is this Philadelphia to Fremont flight route?

    Within the past month, 173 users have taken a look at flights from Philadelphia to Fremont.

  • How long is the flight from Philadelphia to Fremont?

    A quick flight from Philadelphia to Fremont can take about 6h 03m. United Airlines provides one of the quickest options available for as low as $349. Airlines will cover a distance of 2513 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines to fly from Philadelphia to Fremont one-way?

    One-way options have recently been found by users for as low as $84 on Frontier. Other airlines that offer cheap prices include JetBlue from $128 and Delta from $138 one-way.

  • What are the most reliable airlines from Philadelphia to Fremont?

    No one likes to see their flight delayed. When booking a flight from Philadelphia to Fremont consider choosing ANA (100%), Air China (100%) or Qatar Airways (96%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from Philadelphia to Fremont?

    On average you can expect to pay $978 for a flight from Philadelphia to Fremont. The cheapest flight overall is $198 while the most popular route, (Philadelphia - San Francisco) is currently priced at $270.

  • Can I find deals for flights from Philadelphia to Fremont that include hotel bookings?

    Yes. In addition to deals on Philadelphia to Fremont flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Philadelphia to Fremont?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Philadelphia to Fremont.

  • Can I find deals for business class flights from Philadelphia to Fremont?

    Yes. Cheapflights offers flight deals from Philadelphia to Fremont by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

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Alternative routes for Philadelphia to Fremont

See prices for flight routes from nearby airports that may be better suited for you.
John F Kennedy Intl to San Francisco flights
Newark to San Francisco flights
LaGuardia to San Francisco flights
Newark to Los Angeles flights
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LaGuardia to Los Angeles flights
LaGuardia to Las Vegas flights
John F Kennedy Intl to Ontario flights
Dulles Intl to Los Angeles flights
Reagan-National to Los Angeles flights
John F Kennedy Intl to San Jose flights
Reagan-National to Las Vegas flights
Dulles Intl to San Francisco flights
Newark to San Jose flights
John F Kennedy Intl to San Diego flights
John F Kennedy Intl to Oakland flights
Newark to San Diego flights
Reagan-National to San Francisco flights
Philadelphia to Las Vegas flights
Dulles Intl to San Diego flights
Philadelphia to San Francisco flights
Newark to Ontario flights
Newark to Oakland flights
Philadelphia to Los Angeles flights
LaGuardia to San Diego flights
Pittsburgh to Las Vegas flights
Reagan-National to San Diego flights
LaGuardia to Ontario flights
Newark to Santa Ana flights
Dulles Intl to Ontario flights
John F Kennedy Intl to Santa Ana flights
Reagan-National to Ontario flights
Philadelphia to San Diego flights
Dulles Intl to San Jose flights
Newark to Sacramento flights
John F Kennedy Intl to Sacramento flights
Dulles Intl to Sacramento flights
Pittsburgh to Los Angeles flights
John F Kennedy Intl to Reno flights
LaGuardia to San Jose flights
Dulles Intl to Oakland flights
John F Kennedy Intl to Burbank flights
Pittsburgh to San Francisco flights
Reagan-National to San Jose flights
Philadelphia to Ontario flights
Newark to Burbank flights
Newark to Reno flights

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 May 12, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$153Average$364FlexibilityNo cancel feeOn-timeN/A
FrontierCheapest$160Average$263FlexibilityNo cancel feeOn-time62%
SouthwestCheapest$179Average$429FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$207Average$387FlexibilityNo cancel feeOn-time71%
JetBlueCheapest$246Average$315FlexibilityNo cancel feeOn-time62%
United AirlinesCheapest$289Average$399FlexibilityNo cancel feeOn-time69%

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