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Cheap flights from Philadelphia to San José from $171

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 8/23. 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
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Philadelphia to San José

Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
5:15 am - 11:49 am
PHL
-
SJO
8h 34m
1 stop
Delta Logo
1:14 pm - 1:19 am
SJO
-
PHL
10h 05m
1 stop
$384Delta
Tue, Aug 25 - Thu, Sep 3
American Airlines Logo
9:50 pm - 12:03 pm
PHL
-
SJO
16h 13m
1 stop
American Airlines Logo
2:56 pm - 7:40 am
SJO
-
PHL
14h 44m
2 stops
$389American Airlines
Wed, Aug 26 - Wed, Sep 2
United Airlines Logo
6:16 am - 12:21 pm
PHL
-
SJO
8h 05m
1 stop
United Airlines Logo
7:55 am - 10:31 pm
SJO
-
PHL
12h 36m
1 stop
$394United Airlines
Thu, Sep 24 - Mon, Sep 28
American Airlines Logo
2:32 pm - 7:52 pm
PHL
-
SJO
7h 20m
1 stop
American Airlines Logo
2:56 pm - 10:14 am
SJO
-
PHL
17h 18m
1 stop
$404American Airlines
Tue, Aug 18 - Wed, Aug 26
Southwest Logo
6:00 am - 6:40 pm
PHL
-
SJO
14h 40m
2 stops
Southwest Logo
9:00 am - 9:50 pm
SJO
-
PHL
10h 50m
2 stops
$407Southwest
Wed, Sep 9 - Mon, Sep 14
American Airlines Logo
10:30 am - 7:52 pm
PHL
-
SJO
11h 22m
2 stops
American Airlines Logo
2:56 pm - 9:01 am
SJO
-
PHL
16h 05m
1 stop
$409American Airlines
Tue, Aug 18 - Wed, Aug 26
GOL Logo
2:32 pm - 7:53 pm
PHL
-
SJO
7h 21m
1 stop
GOL Logo
2:56 pm - 9:56 am
SJO
-
PHL
17h 00m
2 stops
$421GOL
Thu, Aug 20 - Wed, Aug 26
United Airlines Logo
1:06 pm - 7:37 pm
PHL
-
SJO
8h 31m
1 stop
United Airlines Logo
7:55 am - 10:31 pm
SJO
-
PHL
12h 36m
1 stop
$439United Airlines
Wed, Sep 9 - Mon, Sep 14
GOL Logo
2:32 pm - 7:52 pm
PHL
-
SJO
7h 20m
1 stop
GOL Logo
2:57 pm - 9:46 am
SJO
-
PHL
16h 49m
2 stops
$441GOL
Tue, Sep 8 - Sat, Sep 12
Multiple Airlines Logo
8:00 pm - 8:35 am
PHL
-
SJO
13h 35m
2 stops
Multiple Airlines Logo
5:00 am - 5:32 pm
SJO
-
PHL
11h 32m
2 stops
$443Multiple Airlines
Tue, Nov 3 - Wed, Nov 11

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United Airlines flights from Philadelphia to San José

Our best United Airlines deals on Philadelphia to San José flight tickets
United Airlines
Sep 24
PHL6:16 amPhiladelphia
8h 05m
1 stop
SJO12:21 pmSan José Juan Santamaria Intl
Sep 28
SJO7:55 amSan José Juan Santamaria Intl
12h 36m
1 stop
PHL10:31 pmPhiladelphia
$394
United Airlines
Jun 17
PHL6:15 amPhiladelphia
8h 06m
1 stop
SJO12:21 pmSan José Juan Santamaria Intl
Jun 22
SJO12:30 amSan José Juan Santamaria Intl
9h 28m
1 stop
PHL11:58 amPhiladelphia
$407
United Airlines
Jun 11
PHL10:32 amPhiladelphia
14h 07m
2 stops
SJO10:39 pmSan José Juan Santamaria Intl
Jun 17
SJO7:55 amSan José Juan Santamaria Intl
9h 02m
1 stop
PHL6:57 pmPhiladelphia
$409

American Airlines flights from Philadelphia to San José

Our best American Airlines deals on Philadelphia to San José flight tickets
American Airlines
Aug 26
PHL8:35 amPhiladelphia
13h 18m
2 stops
SJO7:53 pmSan José Juan Santamaria Intl
Sep 2
SJO2:56 pmSan José Juan Santamaria Intl
14h 44m
2 stops
PHL7:40 amPhiladelphia
$389
American Airlines
Aug 18
PHL2:32 pmPhiladelphia
7h 20m
1 stop
SJO7:52 pmSan José Juan Santamaria Intl
Aug 26
SJO2:56 pmSan José Juan Santamaria Intl
17h 18m
1 stop
PHL10:14 amPhiladelphia
$404
American Airlines
Aug 18
PHL10:30 amPhiladelphia
11h 22m
2 stops
SJO7:52 pmSan José Juan Santamaria Intl
Aug 26
SJO2:56 pmSan José Juan Santamaria Intl
16h 05m
1 stop
PHL9:01 amPhiladelphia
$409

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 June 9, 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

Tue 8/25

5:15 am-11:49 am

1 stop8h 34m

San José Juan Santamaria Intl

Thu 9/3

1:14 pm-1:19 am

1 stop10h 05m

$384

PhiladelphiaSan José

PHL - SJO

PHLSJO

Philadelphia

Wed 8/26

9:50 pm-12:03 pm

1 stop16h 13m

San José Juan Santamaria Intl

Wed 9/2

2:56 pm-7:40 am

2 stops14h 44m

$389

PhiladelphiaSan José

PHL - SJO

PHLSJO

Philadelphia

Thu 9/24

6:16 am-12:21 pm

1 stop8h 05m

San José Juan Santamaria Intl

Mon 9/28

7:55 am-10:31 pm

1 stop12h 36m

$394

PhiladelphiaSan José

PHL - SJO

PHLSJO

Philadelphia

Tue 8/18

2:32 pm-7:52 pm

1 stop7h 20m

San José Juan Santamaria Intl

Wed 8/26

2:56 pm-10:14 am

1 stop17h 18m

$404

PhiladelphiaSan José

PHL - SJO

PHLSJO

Philadelphia

Wed 9/9

6:00 am-6:40 pm

2 stops14h 40m

San José Juan Santamaria Intl

Mon 9/14

9:00 am-9:50 pm

2 stops10h 50m

$407

PhiladelphiaSan José

PHL - SJO

PHLSJO

Philadelphia

Tue 8/18

10:30 am-7:52 pm

2 stops11h 22m

San José Juan Santamaria Intl

Wed 8/26

2:56 pm-9:01 am

1 stop16h 05m

$409

PhiladelphiaSan José

PHL - SJO

PHLSJO

Philadelphia

Thu 8/20

2:32 pm-7:53 pm

1 stop7h 21m

San José Juan Santamaria Intl

Wed 8/26

2:56 pm-9:56 am

2 stops17h 00m

$421

PhiladelphiaSan José

PHL - SJO

PHLSJO

Philadelphia

Wed 9/9

1:06 pm-7:37 pm

1 stop8h 31m

San José Juan Santamaria Intl

Mon 9/14

7:55 am-10:31 pm

1 stop12h 36m

$439

PhiladelphiaSan José

PHL - SJO

PHLSJO

Philadelphia

Tue 9/8

2:32 pm-7:52 pm

1 stop7h 20m

San José Juan Santamaria Intl

Sat 9/12

2:57 pm-9:46 am

2 stops16h 49m

$441

PhiladelphiaSan José

PHL - SJO

PHLSJO

Philadelphia

Tue 11/3

8:00 pm-8:35 am

2 stops13h 35m

San José Juan Santamaria Intl

Wed 11/11

5:00 am-5:32 pm

2 stops11h 32m

$443

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 $326. If you don’t want to visit San José in February, then you should wait until September to fly from Philadelphia, when ticket prices are also cheap, with an average price of $390.

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 $495 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 $349 on momondo.

Can stopping save me money on Philadelphia to San José flights?

You could potentially save up to 15% on your flight if you consider stops on a Philadelphia to San José flight.

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

As of June 2026, prices for Philadelphia to San José flights are approximately 16% 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 21m

Direct flights

None
The fastest flight from Philadelphia to San José takes 7h 21m
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 21m.

  • 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
2,902 reviews
Search Frontier flights
DeltaPriceFrom $170Free CancellationRating
7.9
8,394 reviews
Search Delta flights
United AirlinesPriceFrom $251Free CancellationRating
7.4
9,801 reviews
Search United Airlines flights
JetBluePriceFrom $270Free CancellationRating
7.1
2,980 reviews
Search JetBlue flights
SouthwestPriceFrom $285Free CancellationRating
7.9
4,238 reviews
Search Southwest flights
American AirlinesPriceFrom $289Free CancellationRating
7.1
11,639 reviews
Search American Airlines flights
GOLPriceFrom $480Free CancellationRating
7.3
1,226 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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