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$102+ Cheap flights from Philadelphia (PHL) to Costa Rica

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/3. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — SJO
Nov 15 — Nov 221
Sat 11/15
Sat 11/22
1 adult, Economy
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Find flight deals from Philadelphia to Costa Rica

Cheapest flights from Philadelphia to Costa Rica
Explore the most affordable flight options available from Philadelphia to Costa Rica. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 16, 2025.

This American Airlines deal was found by Cheapflights users on 10/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/68:10 amPHL - LIR
Nonstop5h 18mAmerican Airlines
Thu 12/111:25 pmLIR - PHL
1 stop8h 00mAmerican Airlines
Deal found 10/14$240
This Trip.com deal was found by Cheapflights users on 10/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/77:00 amPHL - LIR
1 stop6h 55mJetBlue
Fri 12/122:00 pmLIR - PHL
1 stop8h 13mJetBlue
Deal found 10/14$242
This United Airlines deal was found by Cheapflights users on 10/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/98:00 pmPHL - LIR
2 stops18h 10mUnited Airlines
Fri 11/148:35 amLIR - PHL
1 stop13h 11mUnited Airlines
Deal found 10/15$245
This American Airlines deal was found by Cheapflights users on 10/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/17:22 pmPHL - LIR
1 stop19h 51mAmerican Airlines
Sat 12/61:28 pmLIR - PHL
Nonstop4h 52mAmerican Airlines
Deal found 10/14$247
This United Airlines deal was found by Cheapflights users on 10/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/156:00 amPHL - LIR
2 stops13h 37mUnited Airlines
Sat 11/222:01 pmLIR - PHL
2 stops18h 45mUnited Airlines
Deal found 10/16$249
This American Airlines deal was found by Cheapflights users on 10/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/188:20 amPHL - LIR
1 stop6h 53mAmerican Airlines
Sun 11/233:13 pmLIR - PHL
1 stop17h 14mAmerican Airlines
Deal found 10/14$250
This JetBlue deal was found by Cheapflights users on 10/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/297:00 amPHL - SJO
1 stop7h 06mJetBlue
Wed 11/52:01 pmSJO - PHL
1 stop7h 57mJetBlue
Deal found 10/13$252
This American Airlines deal was found by Cheapflights users on 10/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/17:22 pmPHL - LIR
1 stop19h 51mAmerican Airlines
Mon 12/83:20 pmLIR - PHL
1 stop17h 05mAmerican Airlines
Deal found 10/14$252
This Kiwi.com deal was found by Cheapflights users on 10/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/43:10 pmPHL - SJO
2 stops21h 29mSpirit Airlines
Wed 11/121:30 pmSJO - PHL
1 stop8h 56mSpirit Airlines
Deal found 10/13$257
This United Airlines deal was found by Cheapflights users on 10/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/201:00 pmPHL - SJO
1 stop8h 37mUnited Airlines
Sun 10/261:20 pmSJO - PHL
1 stop20h 20mUnited Airlines
Deal found 10/14$259
This American Airlines deal was found by Cheapflights users on 10/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/410:57 amPHL - SJO
1 stop12h 16mAmerican Airlines
Sat 11/82:59 pmSJO - PHL
1 stop17h 05mAmerican Airlines
Deal found 10/16$260
This American Airlines deal was found by Cheapflights users on 10/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/47:35 amPHL - SJO
1 stop15h 53mAmerican Airlines
Mon 12/81:15 pmSJO - PHL
2 stops9h 42mAmerican Airlines
Deal found 10/14$264

Cheap flight deals from Philadelphia to Costa Rica

Keep the following information in mind while searching for Philadelphia to Costa Rica flight deals. Data was last updated October 16, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$240
(American Airlines)

One-way from

$102
(Cheapflightsfares)

Popular in

December

Cheapest in

October

Average price

$358

Good round-trip deal

$1,053 or less
Provider with most accurate pricing for Philadelphia-San José Juan Santamaria Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Philadelphia-San José Juan Santamaria Intl flights.
Search Deals
From Philadelphia to Costa Rica
Search Deals
One-way flight from Philadelphia to Costa Rica
Search Deals
Highest demand for flights based on searches. 12% potential increase in price ($79 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($18 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
Search Deals
Price to beat on a round-trip flight from Philadelphia to Costa Rica.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Philadelphia to Costa Rica 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, Cheapflights users made 2,558,603 searches. Data last updated October 16, 2025.
Use the filters below to find and compare flights from Philadelphia to Costa Rica that are best for you.

Fly from

Philadelphia

Fly to

Costa Rica

Route

Depart

Return

Price

PhiladelphiaLiberia

PHL - LIR

PHLLIR

Philadelphia

Sun 11/9

9:09 pm-2:18 pm

1 stop18h 09m

Liberia

Fri 11/14

1:21 pm-12:30 am

1 stop10h 09m

$245

PhiladelphiaLiberia

PHL - LIR

PHLLIR

Philadelphia

Sun 11/9

8:00 pm-1:10 pm

2 stops18h 10m

Liberia

Fri 11/14

8:35 am-10:46 pm

1 stop13h 11m

$245

PhiladelphiaLiberia

PHL - LIR

PHLLIR

Philadelphia

Wed 1/14

7:00 am-12:55 pm

1 stop6h 55m

Liberia

Sun 1/18

2:00 pm-11:34 pm

1 stop8h 34m

$245

PhiladelphiaLiberia

PHL - LIR

PHLLIR

Philadelphia

Sat 11/15

8:15 am-6:37 pm

1 stop11h 22m

Liberia

Sat 11/22

2:20 pm-10:24 am

2 stops19h 04m

$249

PhiladelphiaLiberia

PHL - LIR

PHLLIR

Philadelphia

Mon 12/1

7:22 pm-2:13 pm

1 stop19h 51m

Liberia

Mon 12/8

3:26 pm-9:05 am

1 stop16h 39m

$252

PhiladelphiaSan José

PHL - SJO

PHLSJO

Philadelphia

Thu 11/6

8:00 pm-11:25 am

2 stops16h 25m

San José Juan Santamaria Intl

Sat 11/8

12:35 pm-10:46 pm

1 stop9h 11m

$271

PhiladelphiaSan José

PHL - SJO

PHLSJO

Philadelphia

Wed 10/22

8:05 am-7:37 pm

1 stop13h 32m

San José Juan Santamaria Intl

Tue 10/28

11:35 am-10:46 pm

1 stop9h 11m

$283

PhiladelphiaSan José

PHL - SJO

PHLSJO

Philadelphia

Thu 12/4

5:55 pm-1:15 pm

1 stop20h 20m

San José Juan Santamaria Intl

Mon 12/8

11:28 pm-2:07 pm

2 stops13h 39m

$283

PhiladelphiaLiberia

PHL - LIR

PHLLIR

Philadelphia

Sat 11/8

8:15 am-6:37 pm

1 stop11h 22m

Liberia

Thu 11/13

2:20 pm-9:46 am

2 stops18h 26m

$311

PhiladelphiaLiberia

PHL - LIR

PHLLIR

Philadelphia

Wed 1/14

8:05 am-6:37 pm

1 stop11h 32m

Liberia

Mon 1/19

2:20 pm-4:36 pm

1 stop25h 16m

$313

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/15

Showing 1-10 of 37 results
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Best time to book a flight from Philadelphia to Costa Rica

Have a flexible travel schedule? Discover the best time to fly to Costa Rica from Philadelphia with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Philadelphia to Costa Rica

What is the cheapest month to book a flight from Philadelphia to Costa Rica?

Currently, November is the cheapest month in which you can book a flight from Philadelphia to Costa Rica (average of $131). Flying from Philadelphia to Costa Rica in January is currently the most expensive (average of $252). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from PHL to CR?

Find hourly flight availability from Philadelphia to Costa Rica. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 16, 2025.

A simple way to save on the total cost of your ticket is to fly from Philadelphia to Costa Rica in the evening. If you’re flexible enough to do this you can expect to save up to 34% on your trip compared to booking a flight in the morning.

What is the cheapest day to fly from Philadelphia to Costa Rica?

Use this chart to determine the cheapest time to fly round-trip from Philadelphia to Costa Rica. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Philadelphia to Costa Rica flight should consider departing on Thursday evenings when fares are most often at their lowest. Saturday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing Costa Rica

Get insights into the airlines that provide service to Costa Rica. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Costa Rica. Reviews last updated October 16, 2025.
Read reviews from past customers who have flown Southwest, Delta, and American Airlines from Philadelphia to Costa Rica. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,240 reviews

Boarding

8.1

Food

7.0

Overall

8.0

Comfort

8.0

Crew

8.6

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Southwest
8.0
Very good
4,240 reviews
Southwest
8.0
Very good
4,240 reviews

Boarding

8.1

Food

7.0

Overall

8.0

Comfort

8.0

Crew

8.6

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Delta
8.0
Very good
7,982 reviews
Southwest
8.0
Very good
4,240 reviews

Boarding

8.1

Food

7.0

Overall

8.0

Comfort

8.0

Crew

8.6

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
American Airlines
7.2
Good
11,040 reviews
Southwest
8.0
Very good
4,240 reviews

Boarding

8.1

Food

7.0

Overall

8.0

Comfort

8.0

Crew

8.6

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
JetBlue
7.2
Good
2,907 reviews
Southwest
8.0
Very good
4,240 reviews

Boarding

8.1

Food

7.0

Overall

8.0

Comfort

8.0

Crew

8.6

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Spirit Airlines
6.3
Okay
8,099 reviews
Southwest
8.0
Very good
4,240 reviews

Boarding

8.1

Food

7.0

Overall

8.0

Comfort

8.0

Crew

8.6

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

Related info for your journey

Find useful and relevant information for your journey from Philadelphia to Costa Rica. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Philadelphia to Costa Rica?

    For a flight from Philadelphia to Costa Rica, you will be flying from Philadelphia. Philadelphia (PHL) is just 7.0 mi from the center of the city.

  • How long is the flight from Philadelphia to Costa Rica?

    Departing from Philadelphia to Costa Rica will take you 6h 55m. The distance from Philadelphia to Costa Rica is about 2118 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines to fly from Philadelphia to Costa Rica one-way?

    $102 is the cheapest one-way deal found within the past few days, from Spirit Airlines. You may also be able to find cheap deals on American Airlines and United Airlines, with prices starting from $102 and $107, respectively.

  • Can I find deals for flights from Philadelphia to Costa Rica that include hotel bookings?

    Yes. In addition to deals on Philadelphia to Costa Rica flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Philadelphia to Costa Rica?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Philadelphia to Costa Rica.

  • Can I find deals for business class flights from Philadelphia to Costa Rica?

    Yes. Cheapflights offers flight deals from Philadelphia to Costa Rica by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Philadelphia to Costa Rica?

    Currently, November is the cheapest month in which you can book a flight from Philadelphia to Costa Rica (average of $131). Flying from Philadelphia to Costa Rica in January is currently the most expensive (average of $252). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for Philadelphia to Costa Rica

See prices for flight routes from nearby airports that may be better suited for you.
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Top 7 airlines flying from Philadelphia to Costa Rica

Discover the top 7 airlines that operate flights from Philadelphia to Costa Rica. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated October 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$141Average$645FlexibilityNo cancel feeOn-time62%
JetBlueCheapest$251Average$403FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$262Average$433FlexibilityNo cancel feeOn-time65%
DeltaCheapest$283Average$626FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$433Average$707FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$512Average$639FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$553Average$769FlexibilityNo cancel feeOn-time69%

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