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Fremont

$154+ 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 8/25. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — SFO
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
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Cheapflights Tip: The best prices from Philadelphia to Fremont are usually found in September or February, booked 87 days in advance, depart on a Wednesday or Friday and return on a Wednesday

Cheap flight deals from Philadelphia to Fremont

Keep the following information in mind while searching for Philadelphia to Fremont flight deals. Data was last updated June 12, 2025.

Round-trip from

$289
(United Airlines)

One-way from

$154
(Southwest)

Popular in

December

Cheapest in

September

Average price

$439
From Philadelphia to Fremont
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One-way flight from Philadelphia to Fremont
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Highest demand for flights based on searches. 2% potential increase in price ($11 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($5 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Find 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 June 12, 2025.

This United Airlines deal was found by Cheapflights users on 6/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/116:28 pmPHL - SFO
Nonstop5h 57mUnited Airlines
Sun 7/139:00 pmSFO - PHL
Nonstop5h 26mUnited Airlines
Deal found 6/10$289
This American Airlines deal was found by Cheapflights users on 6/10. 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.
Fri 7/47:25 pmPHL - SFO
Nonstop6h 18mAmerican Airlines
Sun 8/36:21 amSFO - PHL
Nonstop5h 23mAmerican Airlines
Deal found 6/10$290
This Frontier deal was found by Cheapflights users on 6/11. 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 7/111:02 pmPHL - SFO
1 stop14h 17mFrontier
Sat 7/191:09 pmSFO - PHL
1 stop13h 40mFrontier
Deal found 6/11$291
This JetBlue deal was found by Cheapflights users on 6/10. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/235:40 pmPHL - SFO
1 stop10h 19mJetBlue
Tue 7/299:14 pmSFO - PHL
1 stop10h 38mJetBlue
Deal found 6/10$293
This Delta deal was found by Cheapflights users on 6/10. 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.
Tue 8/126:00 amPHL - SFO
1 stop10h 28mDelta
Mon 8/1812:40 amSFO - PHL
1 stop6h 59mDelta
Deal found 6/10$297
This Southwest deal was found by Cheapflights users on 6/10. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/912:15 pmPHL - SFO
1 stop8h 40mSouthwest
Thu 9/115:15 amSFO - PHL
2 stops10h 30mSouthwest
Deal found 6/10$302
This Trip.com deal was found by Cheapflights users on 6/11. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/308:15 amPHL - SFO
1 stop14h 28mMultiple Airlines
Tue 7/111:19 amSFO - PHL
1 stop16h 41mMultiple Airlines
Deal found 6/11$333
This Alaska Airlines deal was found by Cheapflights users on 6/10. 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.
Sat 9/66:58 pmPHL - SFO
1 stop17h 14mAlaska Airlines
Tue 9/911:44 amSFO - PHL
2 stops15h 16mAlaska Airlines
Deal found 6/10$371

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 June 12, 2025.
Use the filters below to find and compare flights from Philadelphia to Fremont that are best for you.

Fly from

Philadelphia

Fly to

Fremont

Route

Depart

Return

Price

PhiladelphiaSan Francisco

PHL - SFO

PHLSFO

Philadelphia

Fri 7/11

6:28 pm-9:25 pm

Nonstop5h 57m

San Francisco

Sun 7/13

9:00 pm-5:26 am

Nonstop5h 26m

$289

PhiladelphiaSan Francisco

PHL - SFO

PHLSFO

Philadelphia

Fri 7/4

7:25 pm-10:43 pm

Nonstop6h 18m

San Francisco

Sun 8/3

6:21 am-2:44 pm

Nonstop5h 23m

$290

PhiladelphiaSan Francisco

PHL - SFO

PHLSFO

Philadelphia

Fri 7/11

1:02 pm-12:19 am

1 stop14h 17m

San Francisco

Sat 7/19

1:09 pm-5:49 am

1 stop13h 40m

$291

PhiladelphiaSan Francisco

PHL - SFO

PHLSFO

Philadelphia

Wed 7/23

5:40 pm-12:59 am

1 stop10h 19m

San Francisco

Tue 7/29

9:14 pm-10:52 am

1 stop10h 38m

$293

PhiladelphiaSan Francisco

PHL - SFO

PHLSFO

Philadelphia

Tue 8/12

6:00 am-1:28 pm

1 stop10h 28m

San Francisco

Mon 8/18

12:40 am-10:39 am

1 stop6h 59m

$297

PhiladelphiaSan Francisco

PHL - SFO

PHLSFO

Philadelphia

Tue 9/9

12:15 pm-5:55 pm

1 stop8h 40m

San Francisco

Thu 9/11

5:15 am-6:45 pm

2 stops10h 30m

$302

PhiladelphiaSan Francisco

PHL - SFO

PHLSFO

Philadelphia

Mon 6/30

8:15 am-7:43 pm

1 stop14h 28m

San Francisco

Tue 7/1

11:19 am-7:00 am

1 stop16h 41m

$333

PhiladelphiaSan Francisco

PHL - SFO

PHLSFO

Philadelphia

Sat 9/6

6:58 pm-9:12 am

1 stop17h 14m

San Francisco

Tue 9/9

11:44 am-6:00 am

2 stops15h 16m

$371

PhiladelphiaSan Francisco

PHL - SFO

PHLSFO

Philadelphia

Mon 8/25

5:55 am-1:20 pm

2 stops10h 25m

$154

PhiladelphiaSan Francisco

PHL - SFO

PHLSFO

Philadelphia

Wed 7/16

5:40 pm-12:59 am

1 stop10h 19m

$157

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/9

Showing 1-10 of 18 results
1
2

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

How far ahead should I book a flight from Philadelphia to Fremont?

Use this chart to determine the optimal time to book a round-trip flight from Philadelphia to Fremont. Price data was last updated on June 9, 2025.

Booking 70 days in advance of your planned departure date is, on average, the best time to get cheap flights from Philadelphia to Fremont. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Philadelphia to Fremont?

Currently, January is the cheapest month in which you can book a flight from Philadelphia to Fremont (average of $276). Flying from Philadelphia to Fremont in June is currently the most expensive (average of $364). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from 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 June 12, 2025.

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.

What is the cheapest day to fly from Philadelphia to Fremont?

Use this chart to determine the cheapest time to fly round-trip from Philadelphia to Fremont. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Philadelphia to Fremont flight should consider departing on Wednesday at noon when fares are most often at their lowest. Sunday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

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 June 12, 2025.

The most flights from PHL to FR8 are scheduled on a Tuesday (17 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (10 on average).

Rainfall in Fremont by month

Plan your trip to Fremont by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Fremont ranges from 0.0 - 4.4 inches per month. January is typically the wettest month, when rainfall can reach 4.4 in. July is typically the driest time to visit Fremont when rainfall is around 0.0 in.

Temperature in Fremont by month

Plan your trip to Fremont by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Fremont, use this chart to help with planning. For those seeking warmer temperatures, September is the ideal time of year to visit, when temperatures reach an average of 62.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 51.8 F).

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 June 12, 2025.
Read through reviews of airlines operating flights from Philadelphia to Fremont, such as Alaska Airlines, Southwest and Delta. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Crew

8.5

Overall

8.0

Comfort

7.8

Boarding

8.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Crew

8.5

Overall

8.0

Comfort

7.8

Boarding

8.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Southwest
8.0
Very good
4,287 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Crew

8.5

Overall

8.0

Comfort

7.8

Boarding

8.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very good
7,950 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Crew

8.5

Overall

8.0

Comfort

7.8

Boarding

8.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Hawaiian Airlines
7.9
Good
2,494 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Crew

8.5

Overall

8.0

Comfort

7.8

Boarding

8.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,790 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Crew

8.5

Overall

8.0

Comfort

7.8

Boarding

8.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

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 13 daily outbound flights to Fremont from 8 different airlines.

  • How popular is this Philadelphia to Fremont flight route?

    Within the past month, 21 users have taken a look at flights from Philadelphia to Fremont.

  • 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 $154 on Southwest. Other airlines that offer cheap prices include JetBlue from $157 and Delta from $158 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 Qantas Airways (92%), Virgin Australia (89%) or Air New Zealand (89%) 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 $1,204 for a flight from Philadelphia to Fremont. The cheapest flight overall is $166 while the most popular route, (Philadelphia - San Francisco) is currently priced at $247.

  • 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.

  • What is the cheapest month to book a flight from Philadelphia to Fremont?

    Currently, January is the cheapest month in which you can book a flight from Philadelphia to Fremont (average of $276). Flying from Philadelphia to Fremont in June is currently the most expensive (average of $364). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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Top 8 airlines flying from Philadelphia to Fremont

Discover the top 8 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 June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$122Average$256FlexibilityNo cancel feeOn-time65%
FrontierCheapest$135Average$259FlexibilityNo cancel feeOn-time62%
Sun Country AirCheapest$135Average$310FlexibilityNo cancel feeOn-time83%
JetBlueCheapest$136Average$246FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$201Average$380FlexibilityNo cancel feeOn-time71%
DeltaCheapest$256Average$360FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$272Average$434FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$281Average$454FlexibilityNo cancel feeOn-time63%

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