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$93+ 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 5/29. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — SJO
May 6 — May 131
Tue 5/6
Tue 5/13
1 adult, Economy
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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 May 1, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$281
(Cheapflightsfares)

One-way from

$93
(Booking.com)

Popular in

December

Cheapest in

May

Average price

$412

Good round-trip deal

$830 or less
Provider with most accurate pricing for Philadelphia-San José Juan Santamaria Intl flight deals.
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Provider most trusted by Cheapflights users for Philadelphia-San José Juan Santamaria Intl flights.
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From Philadelphia to Costa Rica
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One-way flight from Philadelphia to Costa Rica
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Highest demand for flights based on searches. 12% potential increase in price ($77 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($19 potential savings vs. average RT price).
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Average for round-trip flights in May 2025
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Price to beat on a round-trip flight from Philadelphia to Costa Rica.
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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 May 1, 2025.

This Cheapflightsfares deal was found by Cheapflights users on 4/30. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/55:45 amPHL - SJO
1 stop7h 48mSpirit Airlines
Tue 6/1012:28 pmSJO - PHL
1 stop8h 15mSpirit Airlines
Deal found 4/30$281
This Kiwi.com deal was found by Cheapflights users on 4/30. 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 6/37:12 pmPHL - SJO
1 stop17h 15mMultiple Airlines
Tue 6/1712:28 pmSJO - PHL
2 stops25h 26mMultiple Airlines
Deal found 4/30$293
This Delta deal was found by Cheapflights users on 4/29. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/76:38 amPHL - SJO
1 stop7h 21mDelta
Wed 5/211:24 pmSJO - PHL
1 stop9h 33mDelta
Deal found 4/29$337
This American Airlines deal was found by Cheapflights users on 4/30. 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 7/2911:10 amPHL - SJO
1 stop12h 55mAmerican Airlines
Thu 8/72:15 pmSJO - PHL
1 stop15h 34mAmerican Airlines
Deal found 4/30$338
This Delta deal was found by Cheapflights users on 4/30. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/176:00 amPHL - LIR
1 stop7h 40mDelta
Fri 5/231:25 pmLIR - PHL
1 stop7h 30mDelta
Deal found 4/30$427
This United Airlines deal was found by Cheapflights users on 4/30. 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 5/126:45 pmPHL - SJO
2 stops26h 52mUnited Airlines
Tue 5/207:55 amSJO - PHL
2 stops23h 50mUnited Airlines
Deal found 4/30$431
This United Airlines deal was found by Cheapflights users on 4/30. 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.
Wed 7/27:59 pmPHL - LIR
2 stops16h 01mUnited Airlines
Tue 7/83:25 pmLIR - PHL
2 stops17h 22mUnited Airlines
Deal found 4/30$431
This American Airlines deal was found by Cheapflights users on 4/30. 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 6/143:35 pmPHL - LIR
1 stop21h 49mAmerican Airlines
Thu 6/1912:35 pmLIR - PHL
1 stop17h 17mAmerican Airlines
Deal found 4/30$434
This Copa Airlines deal was found by Cheapflights users on 4/30. 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 Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/306:15 amPHL - SJO
2 stops14h 34mCopa Airlines
Wed 5/78:09 amSJO - PHL
2 stops23h 36mCopa Airlines
Deal found 4/30$521
This Southwest deal was found by Cheapflights users on 4/30. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/245:55 amPHL - SJO
2 stops15h 45mSouthwest
Tue 7/18:45 amSJO - PHL
2 stops12h 40mSouthwest
Deal found 4/30$527
This Air Canada deal was found by Cheapflights users on 4/30. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/53:30 pmPHL - LIR
1 stop23h 25mAir Canada
Sun 11/91:55 pmLIR - PHL
1 stop18h 56mAir Canada
Deal found 4/30$623
This Mytrip deal was found by Cheapflights users on 4/30. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/68:41 pmPHL - LIR
2 stops20h 59mMultiple Airlines
Tue 5/2012:00 pmLIR - PHL
2 stops32h 36mMultiple Airlines
Deal found 4/30$658

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 May 1, 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

PhiladelphiaSan José

PHL - SJO

PHLSJO

Philadelphia

Thu 6/5

5:45 am-11:33 am

1 stop7h 48m

San José Juan Santamaria Intl

Tue 6/10

12:28 pm-10:43 pm

1 stop8h 15m

$281

PhiladelphiaSan José

PHL - SJO

PHLSJO

Philadelphia

Tue 6/3

7:12 pm-10:27 am

1 stop17h 15m

San José Juan Santamaria Intl

Tue 6/17

12:28 pm-3:54 pm

2 stops25h 26m

$293

PhiladelphiaSan José

PHL - SJO

PHLSJO

Philadelphia

Wed 5/14

1:55 pm-10:17 pm

1 stop10h 22m

San José Juan Santamaria Intl

Wed 5/21

2:10 pm-8:57 am

1 stop16h 47m

$337

PhiladelphiaSan José

PHL - SJO

PHLSJO

Philadelphia

Sun 6/8

6:38 am-12:00 pm

1 stop7h 22m

San José Juan Santamaria Intl

Mon 6/16

1:25 pm-12:59 am

1 stop9h 34m

$358

PhiladelphiaLiberia

PHL - LIR

PHLLIR

Philadelphia

Sat 5/17

6:00 am-11:40 am

1 stop7h 40m

Liberia

Fri 5/23

1:25 pm-10:55 pm

1 stop7h 30m

$427

PhiladelphiaSan José

PHL - SJO

PHLSJO

Philadelphia

Mon 5/12

6:45 pm-7:37 pm

2 stops26h 52m

San José Juan Santamaria Intl

Tue 5/20

7:55 am-9:45 am

2 stops23h 50m

$431

PhiladelphiaLiberia

PHL - LIR

PHLLIR

Philadelphia

Wed 7/2

7:59 pm-10:00 am

2 stops16h 01m

Liberia

Tue 7/8

3:25 pm-10:47 am

2 stops17h 22m

$431

PhiladelphiaLiberia

PHL - LIR

PHLLIR

Philadelphia

Sat 6/14

3:35 pm-11:24 am

1 stop21h 49m

Liberia

Thu 6/19

12:35 pm-7:52 am

1 stop17h 17m

$434

PhiladelphiaSan José

PHL - SJO

PHLSJO

Philadelphia

Mon 9/1

7:50 am-6:55 pm

2 stops13h 05m

San José Juan Santamaria Intl

Tue 9/9

1:40 pm-9:55 am

2 stops18h 15m

$481

PhiladelphiaSan José

PHL - SJO

PHLSJO

Philadelphia

Sat 7/26

6:05 am-7:35 am

2 stops27h 30m

San José Juan Santamaria Intl

Mon 7/28

6:07 pm-9:35 pm

2 stops25h 28m

$524

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/30

Showing 1-10 of 23 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, September is the cheapest month in which you can book a flight from Philadelphia to Costa Rica (average of $398). Flying from Philadelphia to Costa Rica in March is currently the most expensive (average of $555). 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 May 1, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Philadelphia to Costa Rica as you normally would.

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 Saturday mornings when fares are most often at their lowest. Saturday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

Rainfall in Costa Rica by month

Plan your trip to Costa Rica by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Costa Rica ranges from 0.0 - 11.8 inches per month. September is typically the wettest month, when rainfall can reach 11.8 in. February is typically the driest time to visit Costa Rica when rainfall is around 0.0 in.

Temperature in Costa Rica by month

Plan your trip to Costa Rica by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Costa Rica, use this chart to help with planning. For those seeking warmer temperatures, April is the ideal time of year to visit, when temperatures reach an average of 69.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 64.4 F).

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 May 1, 2025.
Peruse reviews from past customers who have flown with Alaska Airlines, Southwest and Delta from Philadelphia to Costa Rica to help guide your decision. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,972 reviews

Boarding

8.1

Food

7.1

Overall

8.0

Comfort

7.9

Entertainment

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
9,972 reviews
Alaska Airlines
8.0
Very good
9,972 reviews

Boarding

8.1

Food

7.1

Overall

8.0

Comfort

7.9

Entertainment

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Southwest
8.0
Very good
4,294 reviews
Alaska Airlines
8.0
Very good
9,972 reviews

Boarding

8.1

Food

7.1

Overall

8.0

Comfort

7.9

Entertainment

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very good
7,934 reviews
Alaska Airlines
8.0
Very good
9,972 reviews

Boarding

8.1

Food

7.1

Overall

8.0

Comfort

7.9

Entertainment

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Copa Airlines
7.5
Good
1,414 reviews
Alaska Airlines
8.0
Very good
9,972 reviews

Boarding

8.1

Food

7.1

Overall

8.0

Comfort

7.9

Entertainment

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
SWISS
7.5
Good
1,588 reviews
Alaska Airlines
8.0
Very good
9,972 reviews

Boarding

8.1

Food

7.1

Overall

8.0

Comfort

7.9

Entertainment

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

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.

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

    $93 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 Southwest and Air Canada, with prices starting from $218 and $219, 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, September is the cheapest month in which you can book a flight from Philadelphia to Costa Rica (average of $398). Flying from Philadelphia to Costa Rica in March is currently the most expensive (average of $555). 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

Browse thousands of different options on Cheapflights for your next trip

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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 6 airlines flying from Philadelphia to Costa Rica

Discover the top 6 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 May 1, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$181Average$242FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$260Average$426FlexibilityNo cancel feeOn-time65%
DeltaCheapest$348Average$665FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$385Average$663FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$408Average$672FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$512Average$652FlexibilityNo cancel feeOn-time63%

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