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Cheap flights from Philadelphia to San José from $156

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 8/26. 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.
American Airlines Logo
7:05 am - 10:42 pm
PHL
-
SJO
17h 37m
1 stop
American Airlines Logo
2:00 pm - 7:25 am
SJO
-
PHL
15h 25m
1 stop
$374American Airlines
Sun, May 31 - Thu, Jun 4
Delta Logo
2:12 pm - 10:15 pm
PHL
-
SJO
9h 03m
1 stop
Delta Logo
7:00 am - 12:21 am
SJO
-
PHL
16h 21m
1 stop
$384Delta
Tue, Nov 10 - Fri, Nov 13
American Airlines Logo
8:35 am - 7:52 pm
PHL
-
SJO
13h 17m
2 stops
American Airlines Logo
1:29 pm - 7:40 am
SJO
-
PHL
16h 11m
1 stop
$389American Airlines
Tue, Aug 25 - Mon, Aug 31
United Airlines Logo
6:16 am - 12:21 pm
PHL
-
SJO
8h 05m
1 stop
United Airlines Logo
7:55 am - 12:59 am
SJO
-
PHL
15h 04m
2 stops
$408United Airlines
Wed, Sep 16 - Tue, Sep 22
GOL Logo
9:20 pm - 12:22 pm
PHL
-
SJO
16h 02m
1 stop
GOL Logo
2:39 pm - 11:03 am
SJO
-
PHL
19h 24m
1 stop
$422GOL
Tue, Nov 10 - Sun, Nov 15
Frontier Logo
9:16 pm - 8:20 am
PHL
-
SJO
13h 04m
1 stop
Frontier Logo
9:35 am - 8:51 am
SJO
-
PHL
21h 16m
1 stop
$430Frontier
Sat, Aug 22 - Mon, Aug 24
United Airlines Logo
1:04 pm - 7:37 pm
PHL
-
SJO
8h 33m
1 stop
United Airlines Logo
12:30 am - 11:58 am
SJO
-
PHL
9h 28m
1 stop
$439United Airlines
Tue, Jun 2 - Sun, Jun 7
United Airlines Logo
6:16 am - 12:21 pm
PHL
-
SJO
8h 05m
1 stop
United Airlines Logo
1:25 pm - 9:46 am
SJO
-
PHL
18h 21m
2 stops
$452United Airlines
Thu, Oct 15 - Tue, Oct 20
Multiple Airlines Logo
7:45 pm - 9:06 am
PHL
-
SJO
15h 21m
2 stops
Multiple Airlines Logo
6:19 pm - 10:30 am
SJO
-
PHL
14h 11m
2 stops
$454Multiple Airlines
Tue, Jun 9 - Sun, Jun 28
Avianca Logo
7:40 pm - 8:30 am
PHL
-
SJO
14h 50m
2 stops
Avianca Logo
5:25 pm - 9:43 am
SJO
-
PHL
14h 18m
2 stops
$456Avianca
Tue, Sep 15 - Mon, Sep 21

American Airlines flights from Philadelphia to San José

Our best American Airlines deals on Philadelphia to San José flight tickets
American Airlines
May 31
PHL7:05 amPhiladelphia
17h 37m
1 stop
SJO10:42 pmSan José Juan Santamaria Intl
Jun 4
SJO2:00 pmSan José Juan Santamaria Intl
15h 25m
1 stop
PHL7:25 amPhiladelphia
$374
American Airlines
Aug 25
PHL8:35 amPhiladelphia
13h 17m
2 stops
SJO7:52 pmSan José Juan Santamaria Intl
Aug 31
SJO1:29 pmSan José Juan Santamaria Intl
16h 11m
1 stop
PHL7:40 amPhiladelphia
$389
American Airlines
Jul 23
PHL9:32 pmPhiladelphia
17h 39m
2 stops
SJO1:11 pmSan José Juan Santamaria Intl
Jul 30
SJO3:37 pmSan José Juan Santamaria Intl
19h 06m
2 stops
PHL12:43 pmPhiladelphia
$461

Avianca flights from Philadelphia to San José

Our best Avianca deals on Philadelphia to San José flight tickets
Avianca
Sep 15
PHL7:40 pmPhiladelphia
14h 50m
2 stops
SJO8:30 amSan José Juan Santamaria Intl
Sep 21
SJO5:25 pmSan José Juan Santamaria Intl
14h 18m
2 stops
PHL9:43 amPhiladelphia
$456
Avianca
Aug 17
PHL7:40 pmPhiladelphia
14h 50m
2 stops
SJO8:30 amSan José Juan Santamaria Intl
Aug 24
SJO7:45 pmSan José Juan Santamaria Intl
11h 58m
2 stops
PHL9:43 amPhiladelphia
$457
Avianca
Aug 26
PHL7:40 pmPhiladelphia
15h 05m
2 stops
SJO8:45 amSan José Juan Santamaria Intl
Sep 2
SJO7:45 pmSan José Juan Santamaria Intl
11h 58m
2 stops
PHL9:43 amPhiladelphia
$459

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 May 19, 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

PhiladelphiaSan José

PHL - SJO

PHLSJO

Philadelphia

Sun 5/31

7:05 am-10:42 pm

1 stop17h 37m

San José Juan Santamaria Intl

Thu 6/4

2:00 pm-7:25 am

1 stop15h 25m

$374

PhiladelphiaSan José

PHL - SJO

PHLSJO

Philadelphia

Tue 11/10

2:12 pm-10:15 pm

1 stop9h 03m

San José Juan Santamaria Intl

Fri 11/13

7:00 am-12:21 am

1 stop16h 21m

$384

PhiladelphiaSan José

PHL - SJO

PHLSJO

Philadelphia

Tue 8/25

8:35 am-7:52 pm

2 stops13h 17m

San José Juan Santamaria Intl

Mon 8/31

1:29 pm-7:40 am

1 stop16h 11m

$389

PhiladelphiaSan José

PHL - SJO

PHLSJO

Philadelphia

Wed 9/16

6:16 am-12:21 pm

1 stop8h 05m

San José Juan Santamaria Intl

Tue 9/22

7:55 am-12:59 am

2 stops15h 04m

$408

PhiladelphiaSan José

PHL - SJO

PHLSJO

Philadelphia

Tue 11/10

9:20 pm-12:22 pm

1 stop16h 02m

San José Juan Santamaria Intl

Sun 11/15

2:39 pm-11:03 am

1 stop19h 24m

$422

PhiladelphiaSan José

PHL - SJO

PHLSJO

Philadelphia

Sat 8/22

9:16 pm-8:20 am

1 stop13h 04m

San José Juan Santamaria Intl

Mon 8/24

9:35 am-8:51 am

1 stop21h 16m

$430
Quickest round-trip

PhiladelphiaSan José

PHL - SJO

PHLSJO

Philadelphia

Tue 6/2

1:04 pm-7:37 pm

1 stop8h 33m

San José Juan Santamaria Intl

Sun 6/7

12:30 am-11:58 am

1 stop9h 28m

$439

PhiladelphiaSan José

PHL - SJO

PHLSJO

Philadelphia

Thu 10/15

6:16 am-12:21 pm

1 stop8h 05m

San José Juan Santamaria Intl

Tue 10/20

1:25 pm-9:46 am

2 stops18h 21m

$452

PhiladelphiaSan José

PHL - SJO

PHLSJO

Philadelphia

Tue 6/9

7:45 pm-9:06 am

2 stops15h 21m

San José Juan Santamaria Intl

Sun 6/28

6:19 pm-10:30 am

2 stops14h 11m

$454

PhiladelphiaSan José

PHL - SJO

PHLSJO

Philadelphia

Tue 9/15

7:40 pm-8:30 am

2 stops14h 50m

San José Juan Santamaria Intl

Mon 9/21

5:25 pm-9:43 am

2 stops14h 18m

$456

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 $372.

How far in advance should I book a flight from Philadelphia 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 $476 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 $351 on momondo.

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

As of May 2026, prices for Philadelphia to San José flights are approximately 126% 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

7h 09m

Direct flights

None
The fastest flight from Philadelphia to San José takes 7h 09m
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 7h 09m.

  • 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
5.6
2,944 reviews
Search Frontier flights
Spirit AirlinesPriceFrom $214Free CancellationRating
6.2
8,612 reviews
Search Spirit Airlines flights
United AirlinesPriceFrom $251Free CancellationRating
7.4
9,736 reviews
Search United Airlines flights
JetBluePriceFrom $270Free CancellationRating
7.2
2,982 reviews
Search JetBlue flights
SouthwestPriceFrom $285Free CancellationRating
7.9
4,285 reviews
Search Southwest flights
American AirlinesPriceFrom $289Free CancellationRating
7.1
11,641 reviews
Search American Airlines flights
DeltaPriceFrom $325Free CancellationRating
7.9
8,454 reviews
Search Delta flights
GOLPriceFrom $480Free CancellationRating
7.3
1,222 reviews
Search GOL 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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