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Cheap flights from Philadelphia to San José from $127

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 José departing on 5/10. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Philadelphia to San José

Cheap round-trip flights

Enter your travel dates to find the best prices.
Spirit Airlines Logo
6:45 am - 11:45 am
PHL
-
SJO
7h 00m
1 stop
Spirit Airlines Logo
1:00 pm - 11:58 pm
SJO
-
PHL
8h 58m
1 stop
$308Spirit Airlines
Sun, May 10 - Thu, May 14
Spirit Airlines Logo
5:45 am - 11:33 am
PHL
-
SJO
7h 48m
1 stop
Spirit Airlines Logo
1:00 pm - 11:58 pm
SJO
-
PHL
8h 58m
1 stop
$313Spirit Airlines
Sun, May 3 - Fri, May 8
Spirit Airlines Logo
5:45 am - 11:33 am
PHL
-
SJO
7h 48m
1 stop
Spirit Airlines Logo
1:00 pm - 11:58 pm
SJO
-
PHL
8h 58m
1 stop
$314Spirit Airlines
Thu, Apr 30 - Thu, May 7
Frontier Logo
5:10 pm - 8:19 am
PHL
-
SJO
17h 09m
1 stop
Frontier Logo
9:35 am - 8:54 am
SJO
-
PHL
21h 19m
1 stop
$318Frontier
Wed, May 20 - Mon, May 25
Multiple Airlines Logo
7:10 pm - 11:33 am
PHL
-
SJO
18h 23m
2 stops
Multiple Airlines Logo
12:38 pm - 11:37 pm
SJO
-
PHL
8h 59m
1 stop
$319Multiple Airlines
Thu, Apr 16 - Thu, Apr 23
Delta Logo
6:35 am - 11:52 am
PHL
-
SJO
7h 17m
1 stop
Delta Logo
1:20 pm - 12:57 am
SJO
-
PHL
9h 37m
1 stop
$320Delta
Thu, May 7 - Tue, May 12
Multiple Airlines Logo
8:44 pm - 11:45 am
PHL
-
SJO
17h 01m
1 stop
Multiple Airlines Logo
9:35 am - 12:40 am
SJO
-
PHL
13h 05m
1 stop
$321Multiple Airlines
Thu, Jun 4 - Sun, Jun 7
Spirit Airlines Logo
6:45 am - 11:45 am
PHL
-
SJO
7h 00m
1 stop
Spirit Airlines Logo
1:00 pm - 11:58 pm
SJO
-
PHL
8h 58m
1 stop
$323Spirit Airlines
Mon, May 4 - Mon, May 11
American Airlines Logo
11:50 am - 7:07 pm
PHL
-
SJO
9h 17m
2 stops
American Airlines Logo
11:35 pm - 11:53 am
SJO
-
PHL
10h 18m
1 stop
$325American Airlines
Wed, Apr 29 - Wed, May 6
Frontier Logo
9:16 pm - 8:19 am
PHL
-
SJO
13h 03m
1 stop
Frontier Logo
9:35 am - 12:40 am
SJO
-
PHL
13h 05m
1 stop
$328Frontier
Sat, May 30 - Sun, Jun 7

American Airlines flights from Philadelphia to San José

Our best American Airlines deals on Philadelphia to San José flight tickets
American Airlines
Apr 29
PHL11:50 amPhiladelphia
9h 17m
2 stops
SJO7:07 pmSan José Juan Santamaria Intl
May 6
SJO11:35 pmSan José Juan Santamaria Intl
10h 18m
1 stop
PHL11:53 amPhiladelphia
$325
American Airlines
May 19
PHL12:50 pmPhiladelphia
8h 17m
1 stop
SJO7:07 pmSan José Juan Santamaria Intl
May 23
SJO6:00 amSan José Juan Santamaria Intl
13h 10m
1 stop
PHL9:10 pmPhiladelphia
$345
American Airlines
Apr 28
PHL8:20 amPhiladelphia
12h 47m
2 stops
SJO7:07 pmSan José Juan Santamaria Intl
May 4
SJO2:22 pmSan José Juan Santamaria Intl
17h 39m
1 stop
PHL10:01 amPhiladelphia
$350

Spirit Airlines flights from Philadelphia to San José

Our best Spirit Airlines deals on Philadelphia to San José flight tickets
Spirit Airlines
May 10
PHL6:45 amPhiladelphia
7h 00m
1 stop
SJO11:45 amSan José Juan Santamaria Intl
May 14
SJO1:00 pmSan José Juan Santamaria Intl
8h 58m
1 stop
PHL11:58 pmPhiladelphia
$308
Spirit Airlines
May 3
PHL5:45 amPhiladelphia
7h 48m
1 stop
SJO11:33 amSan José Juan Santamaria Intl
May 8
SJO1:00 pmSan José Juan Santamaria Intl
8h 58m
1 stop
PHL11:58 pmPhiladelphia
$313
Spirit Airlines
Apr 30
PHL5:45 amPhiladelphia
7h 48m
1 stop
SJO11:33 amSan José Juan Santamaria Intl
May 7
SJO1:00 pmSan José Juan Santamaria Intl
8h 58m
1 stop
PHL11:58 pmPhiladelphia
$314

momondo Fare Finder

 
Customize your flight search to find flights from Philadelphia to San José 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 April 5, 2026.
Use the filters below to find and compare flights from Philadelphia to San José that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

PhiladelphiaSan José

PHL - SJO

PHLSJO

Philadelphia

Sun 5/10

6:45 am-11:45 am

1 stop7h 00m

San José Juan Santamaria Intl

Thu 5/14

1:00 pm-11:58 pm

1 stop8h 58m

$308

PhiladelphiaSan José

PHL - SJO

PHLSJO

Philadelphia

Sun 5/3

5:45 am-11:33 am

1 stop7h 48m

San José Juan Santamaria Intl

Fri 5/8

1:00 pm-11:58 pm

1 stop8h 58m

$313

PhiladelphiaSan José

PHL - SJO

PHLSJO

Philadelphia

Thu 4/30

5:45 am-11:33 am

1 stop7h 48m

San José Juan Santamaria Intl

Thu 5/7

1:00 pm-11:58 pm

1 stop8h 58m

$314

PhiladelphiaSan José

PHL - SJO

PHLSJO

Philadelphia

Wed 5/20

5:10 pm-8:19 am

1 stop17h 09m

San José Juan Santamaria Intl

Mon 5/25

9:35 am-8:54 am

1 stop21h 19m

$318

PhiladelphiaSan José

PHL - SJO

PHLSJO

Philadelphia

Thu 4/16

7:10 pm-11:33 am

2 stops18h 23m

San José Juan Santamaria Intl

Thu 4/23

12:38 pm-11:37 pm

1 stop8h 59m

$319

PhiladelphiaSan José

PHL - SJO

PHLSJO

Philadelphia

Thu 5/7

6:35 am-11:52 am

1 stop7h 17m

San José Juan Santamaria Intl

Tue 5/12

1:20 pm-12:57 am

1 stop9h 37m

$320

PhiladelphiaSan José

PHL - SJO

PHLSJO

Philadelphia

Thu 6/4

8:44 pm-11:45 am

1 stop17h 01m

San José Juan Santamaria Intl

Sun 6/7

9:35 am-12:40 am

1 stop13h 05m

$321

PhiladelphiaSan José

PHL - SJO

PHLSJO

Philadelphia

Mon 5/4

6:45 am-11:45 am

1 stop7h 00m

San José Juan Santamaria Intl

Mon 5/11

1:00 pm-11:58 pm

1 stop8h 58m

$323

PhiladelphiaSan José

PHL - SJO

PHLSJO

Philadelphia

Wed 4/29

11:50 am-7:07 pm

2 stops9h 17m

San José Juan Santamaria Intl

Wed 5/6

11:35 pm-11:53 am

1 stop10h 18m

$325

PhiladelphiaSan José

PHL - SJO

PHLSJO

Philadelphia

Sat 5/30

9:16 pm-8:19 am

1 stop13h 03m

San José Juan Santamaria Intl

Sun 6/7

9:35 am-12:40 am

1 stop13h 05m

$328

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 José from

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

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 typical price of a round-trip flight between Philadelphia and San José?

What is the cheapest month to fly to San José?

In general, February is the cheapest month to fly from Philadelphia to San José. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $328. If you don’t want to visit San José in February, then you should wait until October to fly from Philadelphia, when ticket prices are also cheap, with an average price of $339.

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

You are more likely to see cheaper flights to San José from Philadelphia when booking weeks ahead of your departure date. In general, you can expect to find flights to San José for around $473 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San José from Philadelphia for as low as $365 on momondo.

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

As of April 2026, prices for Philadelphia to San José flights are approximately 117% more expensive when compared to flights at the same time last year.

When to book flights from Philadelphia to San José

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

Cheap Philadelphia to San José (PHL to SJO) flight deals and tips

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

Fastest flight time

6h 26m

Direct flights

None
The fastest flight from Philadelphia to San José takes 6h 26m
There are no direct flights from Philadelphia to San José. There are no popular flight routes from Philadelphia to San José.
Search flight deals

Frequently asked questions about flying from Philadelphia to San José

  • How far is Philadelphia to San José Juan Santamaria Intl by plane?

    The straight-line distance from Philadelphia to San José Juan Santamaria Intl is 2144.3 mi. By plane, this route typically takes 6h 26m.

  • When did momondo last update prices for flights from Philadelphia Airport to San José Juan Santamaria Intl Airport?

    Prices for flights from Philadelphia Airport to San José Juan Santamaria Intl Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Philadelphia Airport to San José Juan Santamaria Intl Airport?

  • How old do you have to be to fly from Philadelphia Airport to San José Juan Santamaria Intl 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 José Juan Santamaria Intl Airport.

  • What documentation or ID do you need to fly to San José Juan Santamaria Intl Airport?

    The travel and health documents required for your trip to San José Juan Santamaria Intl 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 José Juan Santamaria Intl 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 José?

Best airlines flying from Philadelphia to San José

Compare and see reviews for airlines that fly from Philadelphia to San José with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $141Free CancellationRating
5.7
3,002 reviews
Search Frontier flights
United AirlinesPriceFrom $160Free CancellationRating
7.4
9,547 reviews
Search United Airlines flights
Spirit AirlinesPriceFrom $214Free CancellationRating
6.3
8,589 reviews
Search Spirit Airlines flights
JetBluePriceFrom $251Free CancellationRating
7.2
2,914 reviews
Search JetBlue flights
American AirlinesPriceFrom $289Free CancellationRating
7.1
11,556 reviews
Search American Airlines flights
DeltaPriceFrom $309Free CancellationRating
7.9
8,387 reviews
Search Delta flights
SouthwestPriceFrom $437Free CancellationRating
8.0
4,340 reviews
Search Southwest flights

Traveling to a place near San José?

Book flights to San José if you plan to visit one of these locations
Manuel Antonio
Jacó
Monteverde
Alajuela
Heredia
Santa Elena
Dominical
San Gerardo de Dota
Esterillos Este

Why use momondo?

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

Finding the right flight to San José 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 José quick and easy, saving you time and money.

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

Flights from Philadelphia to San José with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

Once all potential Philadelphia to San José flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Price alerts on flights to San José from Philadelphia are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

An easier way to manage your San José trip

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