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Cheap flights from Philadelphia to San José from $166

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 5/31. 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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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
8:20 am - 7:53 pm
PHL
-
SJO
13h 33m
1 stop
American Airlines Logo
2:56 pm - 12:59 am
SJO
-
PHL
8h 03m
1 stop
$374American Airlines
Mon, Aug 24 - Thu, Sep 3
American Airlines Logo
8:35 am - 7:53 pm
PHL
-
SJO
13h 18m
2 stops
American Airlines Logo
2:56 pm - 12:59 am
SJO
-
PHL
8h 03m
1 stop
$379American Airlines
Mon, Aug 24 - Thu, Sep 3
American Airlines Logo
5:00 am - 12:09 pm
PHL
-
SJO
8h 09m
1 stop
American Airlines Logo
7:00 am - 8:14 pm
SJO
-
PHL
12h 14m
1 stop
$394American Airlines
Tue, Nov 3 - Wed, Nov 11
American Airlines Logo
10:30 am - 7:52 pm
PHL
-
SJO
11h 22m
2 stops
American Airlines Logo
6:00 am - 7:51 pm
SJO
-
PHL
11h 51m
1 stop
$399American Airlines
Wed, Aug 26 - Wed, Sep 2
GOL Logo
5:00 am - 10:59 pm
PHL
-
SJO
18h 59m
1 stop
GOL Logo
3:11 pm - 9:25 am
SJO
-
PHL
17h 14m
1 stop
$407GOL
Wed, Nov 11 - Mon, Nov 16
GOL Logo
7:00 am - 6:30 pm
PHL
-
SJO
13h 30m
1 stop
GOL Logo
2:45 pm - 9:44 am
SJO
-
PHL
16h 59m
2 stops
$411GOL
Fri, Sep 11 - Wed, Oct 14
JetBlue Logo
6:25 am - 11:54 am
PHL
-
SJO
7h 29m
1 stop
JetBlue Logo
7:55 am - 6:57 pm
SJO
-
PHL
9h 02m
1 stop
$454JetBlue
Mon, Jun 15 - Mon, Jun 29
Avianca Logo
7:40 pm - 8:30 am
PHL
-
SJO
14h 50m
2 stops
Avianca Logo
7:45 pm - 9:43 am
SJO
-
PHL
11h 58m
2 stops
$457Avianca
Mon, Aug 17 - Mon, Aug 24
Multiple Airlines Logo
8:00 pm - 7:45 am
PHL
-
SJO
12h 45m
2 stops
Multiple Airlines Logo
5:00 am - 5:32 pm
SJO
-
PHL
11h 32m
2 stops
$458Multiple Airlines
Tue, Nov 3 - Wed, Nov 11
Avianca Logo
7:40 pm - 8:45 am
PHL
-
SJO
15h 05m
2 stops
Avianca Logo
3:10 pm - 9:43 am
SJO
-
PHL
16h 33m
2 stops
$459Avianca
Wed, Aug 26 - Wed, Sep 2

Avianca flights from Philadelphia to San José

Our best Avianca deals on Philadelphia to San José flight tickets
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
SJO3:10 pmSan José Juan Santamaria Intl
16h 33m
2 stops
PHL9:43 amPhiladelphia
$459
Avianca
Aug 21
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
$460

American Airlines flights from Philadelphia to San José

Our best American Airlines deals on Philadelphia to San José flight tickets
American Airlines
Aug 24
PHL8:20 amPhiladelphia
13h 33m
1 stop
SJO7:53 pmSan José Juan Santamaria Intl
Sep 3
SJO2:56 pmSan José Juan Santamaria Intl
8h 03m
1 stop
PHL12:59 amPhiladelphia
$374
American Airlines
Aug 24
PHL8:35 amPhiladelphia
13h 18m
2 stops
SJO7:53 pmSan José Juan Santamaria Intl
Sep 3
SJO2:56 pmSan José Juan Santamaria Intl
8h 03m
1 stop
PHL12:59 amPhiladelphia
$379
American Airlines
Nov 3
PHL5:00 amPhiladelphia
8h 09m
1 stop
SJO12:09 pmSan José Juan Santamaria Intl
Nov 11
SJO7:00 amSan José Juan Santamaria Intl
12h 14m
1 stop
PHL8:14 pmPhiladelphia
$394

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 24, 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

Mon 8/24

8:20 am-7:53 pm

1 stop13h 33m

San José Juan Santamaria Intl

Thu 9/3

2:56 pm-12:59 am

1 stop8h 03m

$374

PhiladelphiaSan José

PHL - SJO

PHLSJO

Philadelphia

Mon 8/24

8:35 am-7:53 pm

2 stops13h 18m

San José Juan Santamaria Intl

Thu 9/3

2:56 pm-12:59 am

1 stop8h 03m

$379

PhiladelphiaSan José

PHL - SJO

PHLSJO

Philadelphia

Tue 11/3

5:00 am-12:09 pm

1 stop8h 09m

San José Juan Santamaria Intl

Wed 11/11

7:00 am-8:14 pm

1 stop12h 14m

$394

PhiladelphiaSan José

PHL - SJO

PHLSJO

Philadelphia

Wed 8/26

10:30 am-7:52 pm

2 stops11h 22m

San José Juan Santamaria Intl

Wed 9/2

6:00 am-7:51 pm

1 stop11h 51m

$399

PhiladelphiaSan José

PHL - SJO

PHLSJO

Philadelphia

Wed 11/11

5:00 am-10:59 pm

1 stop18h 59m

San José Juan Santamaria Intl

Mon 11/16

3:11 pm-9:25 am

1 stop17h 14m

$407

PhiladelphiaSan José

PHL - SJO

PHLSJO

Philadelphia

Fri 9/11

7:00 am-6:30 pm

1 stop13h 30m

San José Juan Santamaria Intl

Wed 10/14

2:45 pm-9:44 am

2 stops16h 59m

$411
Quickest round-trip

PhiladelphiaSan José

PHL - SJO

PHLSJO

Philadelphia

Mon 6/15

6:25 am-11:54 am

1 stop7h 29m

San José Juan Santamaria Intl

Mon 6/29

7:55 am-6:57 pm

1 stop9h 02m

$454

PhiladelphiaSan José

PHL - SJO

PHLSJO

Philadelphia

Mon 8/17

7:40 pm-8:30 am

2 stops14h 50m

San José Juan Santamaria Intl

Mon 8/24

7:45 pm-9:43 am

2 stops11h 58m

$457

PhiladelphiaSan José

PHL - SJO

PHLSJO

Philadelphia

Tue 11/3

8:00 pm-7:45 am

2 stops12h 45m

San José Juan Santamaria Intl

Wed 11/11

5:00 am-5:32 pm

2 stops11h 32m

$458

PhiladelphiaSan José

PHL - SJO

PHLSJO

Philadelphia

Wed 8/26

7:40 pm-8:45 am

2 stops15h 05m

San José Juan Santamaria Intl

Wed 9/2

3:10 pm-9:43 am

2 stops16h 33m

$459

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 $477 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 $354 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 20m

Direct flights

None
The fastest flight from Philadelphia to San José takes 7h 20m
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 20m.

  • 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
2,938 reviews
Search Frontier flights
Spirit AirlinesPriceFrom $215Free CancellationRating
6.2
Search Spirit Airlines flights
United AirlinesPriceFrom $251Free CancellationRating
7.4
9,749 reviews
Search United Airlines flights
JetBluePriceFrom $270Free CancellationRating
7.2
2,983 reviews
Search JetBlue flights
SouthwestPriceFrom $285Free CancellationRating
7.9
4,272 reviews
Search Southwest flights
American AirlinesPriceFrom $289Free CancellationRating
7.1
11,631 reviews
Search American Airlines flights
DeltaPriceFrom $325Free CancellationRating
7.9
8,436 reviews
Search Delta flights
GOLPriceFrom $482Free CancellationRating
7.3
1,223 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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