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Cheap flights from Philadelphia to San Jose from $100

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Philadelphia to San Jose departing on 10/24. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Philadelphia to San Jose

Cheap round-trip flights

Frontier Logo
6:42 am - 11:32 amPHL-SJC
7h 50m1 stop
Frontier Logo
12:27 pm - 5:19 amSJC-PHL
13h 52m1 stop
$173Frontier
Find Deal
Fri, Oct 24 - Sun, Oct 26
Frontier Logo
6:19 am - 11:32 amPHL-SJC
8h 13m1 stop
Frontier Logo
12:27 pm - 4:49 amSJC-PHL
13h 22m1 stop
$183Frontier
Find Deal
Fri, Nov 7 - Fri, Nov 14
American Airlines Logo
5:00 am - 12:20 pmPHL-SJC
10h 20m1 stop
American Airlines Logo
11:06 am - 9:40 pmSJC-PHL
7h 34m1 stop
$251American Airlines
Find Deal
Wed, Oct 29 - Wed, Nov 5
American Airlines Logo
7:05 am - 12:16 pmPHL-SJC
8h 11m1 stop
American Airlines Logo
6:10 am - 5:30 pmSJC-PHL
8h 20m1 stop
$252American Airlines
Find Deal
Sat, Nov 15 - Wed, Nov 19
Southwest Logo
7:20 am - 2:30 pmPHL-SJC
10h 10m1 stop
Southwest Logo
11:00 am - 10:35 pmSJC-PHL
8h 35m2 stops
$256Southwest
Find Deal
Wed, Oct 29 - Wed, Nov 5
Southwest Logo
4:05 pm - 10:20 pmPHL-SJC
9h 15m2 stops
Southwest Logo
11:00 am - 10:35 pmSJC-PHL
8h 35m2 stops
$261Southwest
Find Deal
Wed, Oct 29 - Wed, Nov 5
United Airlines Logo
3:48 pm - 8:53 pmPHL-SJC
8h 05m1 stop
United Airlines Logo
6:40 pm - 9:38 amSJC-PHL
11h 58m2 stops
$264United Airlines
Find Deal
Sat, Nov 8 - Fri, Nov 14
Delta Logo
12:19 pm - 7:59 pmPHL-SJC
10h 40m1 stop
Delta Logo
10:25 pm - 9:30 amSJC-PHL
8h 05m1 stop
$277Delta
Find Deal
Tue, Oct 21 - Mon, Oct 27
Delta Logo
6:50 pm - 11:40 pmPHL-SJC
7h 50m1 stop
Delta Logo
11:15 am - 12:52 amSJC-PHL
10h 37m2 stops
$282Delta
Find Deal
Thu, Oct 23 - Tue, Oct 28
United Airlines Logo
1:05 pm - 6:14 pmPHL-SJC
8h 09m1 stop
United Airlines Logo
6:40 pm - 9:46 amSJC-PHL
12h 06m2 stops
$300United Airlines
Find Deal
Sat, Oct 25 - Sun, Nov 2

Frontier flights from Philadelphia to San Jose

Our best Frontier deals on Philadelphia to San Jose flight tickets
Frontier
Oct 24
PHL6:42 amPhiladelphia
7h 50m
1 stop
SJC11:32 amSan Jose
Oct 26
SJC12:27 pmSan Jose
13h 52m
1 stop
PHL5:19 amPhiladelphia
$173
Find similar
Frontier
Nov 7
PHL6:19 amPhiladelphia
8h 13m
1 stop
SJC11:32 amSan Jose
Nov 14
SJC12:27 pmSan Jose
13h 22m
1 stop
PHL4:49 amPhiladelphia
$183
Find similar
Frontier
Nov 10
PHL6:19 amPhiladelphia
8h 13m
1 stop
SJC11:32 amSan Jose
Nov 14
SJC12:27 pmSan Jose
13h 22m
1 stop
PHL4:49 amPhiladelphia
$209
Find similar

American Airlines flights from Philadelphia to San Jose

Our best American Airlines deals on Philadelphia to San Jose flight tickets
American Airlines
Oct 29
PHL5:00 amPhiladelphia
10h 20m
1 stop
SJC12:20 pmSan Jose
Nov 5
SJC11:06 amSan Jose
7h 34m
1 stop
PHL9:40 pmPhiladelphia
$251
Find similar
American Airlines
Nov 15
PHL7:05 amPhiladelphia
8h 11m
1 stop
SJC12:16 pmSan Jose
Nov 19
SJC6:10 amSan Jose
8h 20m
1 stop
PHL5:30 pmPhiladelphia
$252
Find similar
American Airlines
Oct 28
PHL10:35 amPhiladelphia
10h 54m
1 stop
SJC6:29 pmSan Jose
Oct 30
SJC7:09 pmSan Jose
8h 59m
1 stop
PHL7:08 amPhiladelphia
$259
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Philadelphia to San Jose 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, momondo users made 832,500 searches. Data last updated September 17, 2025.
Use the filters below to find and compare flights from Philadelphia to San Jose that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

PhiladelphiaSan Jose

PHL - SJC

PHLSJC

Philadelphia

Fri 10/24

6:42 am-11:32 am

1 stop7h 50m

San Jose

Sun 10/26

12:27 pm-5:19 am

1 stop13h 52m

$173

PhiladelphiaSan Jose

PHL - SJC

PHLSJC

Philadelphia

Fri 11/7

6:19 am-11:32 am

1 stop8h 13m

San Jose

Fri 11/14

12:27 pm-4:49 am

1 stop13h 22m

$183

PhiladelphiaSan Jose

PHL - SJC

PHLSJC

Philadelphia

Wed 10/29

5:00 am-12:20 pm

1 stop10h 20m

San Jose

Wed 11/5

11:06 am-9:40 pm

1 stop7h 34m

$251

PhiladelphiaSan Jose

PHL - SJC

PHLSJC

Philadelphia

Sat 11/15

7:05 am-12:16 pm

1 stop8h 11m

San Jose

Wed 11/19

6:10 am-5:30 pm

1 stop8h 20m

$252

PhiladelphiaSan Jose

PHL - SJC

PHLSJC

Philadelphia

Wed 10/29

7:20 am-2:30 pm

1 stop10h 10m

San Jose

Wed 11/5

11:00 am-10:35 pm

2 stops8h 35m

$256

PhiladelphiaSan Jose

PHL - SJC

PHLSJC

Philadelphia

Wed 10/29

4:05 pm-10:20 pm

2 stops9h 15m

San Jose

Wed 11/5

11:00 am-10:35 pm

2 stops8h 35m

$261

PhiladelphiaSan Jose

PHL - SJC

PHLSJC

Philadelphia

Sat 11/8

3:48 pm-8:53 pm

1 stop8h 05m

San Jose

Fri 11/14

6:40 pm-9:38 am

2 stops11h 58m

$264

PhiladelphiaSan Jose

PHL - SJC

PHLSJC

Philadelphia

Tue 10/21

12:19 pm-7:59 pm

1 stop10h 40m

San Jose

Mon 10/27

10:25 pm-9:30 am

1 stop8h 05m

$277

PhiladelphiaSan Jose

PHL - SJC

PHLSJC

Philadelphia

Thu 10/23

6:50 pm-11:40 pm

1 stop7h 50m

San Jose

Tue 10/28

11:15 am-12:52 am

2 stops10h 37m

$282

PhiladelphiaSan Jose

PHL - SJC

PHLSJC

Philadelphia

Sat 10/25

1:05 pm-6:14 pm

1 stop8h 09m

San Jose

Sun 11/2

6:40 pm-9:46 am

2 stops12h 06m

$300

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to San Jose from

How to get the cheapest flight ticket from Philadelphia to San Jose

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to San Jose?

In general, September is the cheapest month to fly from Philadelphia to San Jose. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $293. If you aren’t able to travel to San Jose during the month of September, then flying in July is also cheap. Prices for this month can be found on momondo for an average of $297.

What is the cheapest day to depart on your flight to San Jose?

The cheapest day to depart on your flight to San Jose is on a Tuesday when prices can be found for as low as $325. This is often the case because there is less demand to fly during this day of the week. Be sure to avoid booking your departure on a Sunday as prices are generally higher than usual. According to our data, the average ticket price to San Jose on Sunday is $521.

What is the cheapest time of day to depart on your flight to San Jose?

Our most recent data shows that the best time of day to fly to San Jose is in the evening. Flights from Philadelphia to San Jose during this time can be as low as $251. In contrast, the most expensive time of day to depart to San Jose is in the afternoon when prices are around $404.

How far in advance should I book a flight to San Jose?

You are more likely to see cheaper flights to San Jose from Philadelphia when booking weeks ahead of your departure date. In general, you can expect to find flights to San Jose for around $339 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Jose from Philadelphia for as low as $266 on momondo.

How have Philadelphia to San Jose flight prices changed over time?

As of September 2025, prices for Philadelphia to San Jose flights are approximately 19% more expensive when compared to flights at the same time last year.

When to book flights from Philadelphia to San Jose

Are you open to changing your travel dates? Check out the ideal times to fly from Philadelphia to San Jose according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Philadelphia to San Jose (PHL to SJC) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Philadelphia to San Jose

Direct flights

None
There are no direct flights from Philadelphia to San Jose. There are no popular flight routes from Philadelphia to San Jose.
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  • How far is Philadelphia to San Jose by plane?

    The distance between Philadelphia and San Jose is about 2497.7 mi. By plane, this route typically takes 7h 40m.

  • When did momondo last update prices for flights from Philadelphia Airport to San Jose Airport?

    Prices for flights from Philadelphia Airport to San Jose Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Philadelphia Airport to San Jose Airport?

  • How old do you have to be to fly from Philadelphia Airport to San Jose Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Philadelphia Airport to San Jose Airport.

  • What documentation or ID do you need to fly to San Jose Airport?

    The travel and health documents required for your trip to San Jose Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at San Jose Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular airline from Philadelphia to San Jose?

Best airlines flying from Philadelphia to San Jose

Compare and see reviews for airlines that fly from Philadelphia to San Jose with momondo
Airline
Rating
Free Cancellation
Price
Spirit AirlinesPriceFrom $125Free CancellationRating
6.3
8,023 reviews
Search Spirit Airlines flights
FrontierPriceFrom $189Free CancellationRating
5.8
3,173 reviews
Search Frontier flights
American AirlinesPriceFrom $212Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
SouthwestPriceFrom $250Free CancellationRating
8.0
4,242 reviews
Search Southwest flights
DeltaPriceFrom $263Free CancellationRating
7.9
7,961 reviews
Search Delta flights
United AirlinesPriceFrom $270Free CancellationRating
7.4
8,926 reviews
Search United Airlines flights

  • Southwest Flights From Philadelphia to San Jose

    Southwest flight deals from Philadelphia to San Jose start from $250 round-trip. Over the 3 Southwest flights for this route in a normal week, average airfare is usually $381 round-trip - but some users have found much cheaper deals with momondo.

Why use momondo?

Why should I use momondo to find a flight deal from Philadelphia to San Jose?

Finding the right flight to San Jose from Philadelphia is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to San Jose quick and easy, saving you time and money.

Can I find flights from Philadelphia to San Jose with flexible booking policies on momondo?

Yes. All flights to San Jose from Philadelphia on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Philadelphia to San Jose?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to San Jose from Philadelphia.

I’m not ready to book a flight from Philadelphia to San Jose right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Philadelphia to San Jose flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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