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$88+ 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 4/29. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — SJO
Apr 5 — Apr 121
Sat 4/5
Sat 4/12
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 March 31, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$282
(Mytrip)

One-way from

$88
(eDestinos)

Popular in

December

Cheapest in

October

Average price

$563

Good round-trip deal

$995 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. 11% potential increase in price ($68 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 March 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 March 31, 2025.

This Mytrip deal was found by Cheapflights users on 3/30. 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.
Fri 4/256:00 amPHL - SJO
1 stop6h 24mSpirit Airlines
Tue 4/2912:55 amSJO - PHL
2 stops21h 14mSpirit Airlines
Deal found 3/30$282
This Kiwi.com deal was found by Cheapflights users on 3/30. 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 4/296:57 amPHL - SJO
1 stop6h 21mMultiple Airlines
Tue 5/612:23 pmSJO - PHL
1 stop26h 58mMultiple Airlines
Deal found 3/30$290
This Air Canada deal was found by Cheapflights users on 3/30. 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.
Sat 4/59:00 amPHL - LIR
1 stop30h 30mAir Canada
Sat 4/123:50 pmLIR - PHL
1 stop20h 57mAir Canada
Deal found 3/30$344
This American Airlines deal was found by Cheapflights users on 3/30. 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.
Sun 5/1112:40 pmPHL - SJO
1 stop11h 37mAmerican Airlines
Wed 5/146:03 amSJO - PHL
2 stops11h 44mAmerican Airlines
Deal found 3/30$413
This Air Canada deal was found by Cheapflights users on 3/30. 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.
Sun 3/309:00 amPHL - SJO
1 stop14h 20mAir Canada
Wed 4/26:15 amSJO - PHL
1 stop30h 32mAir Canada
Deal found 3/30$426
This United deal was found by Cheapflights users on 3/30. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/89:31 amPHL - SJO
2 stops28h 55mUnited Airlines
Tue 4/221:30 pmSJO - PHL
2 stops19h 08mUnited Airlines
Deal found 3/30$503
This American Airlines deal was found by Cheapflights users on 3/31. 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 6/149:15 pmPHL - LIR
1 stop17h 44mAmerican Airlines
Thu 6/191:59 pmLIR - PHL
1 stop17h 29mAmerican Airlines
Deal found 3/31$513
This Gurufare deal was found by Cheapflights users on 3/30. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/88:10 pmPHL - SJO
1 stop18h 25mFrontier
Sat 8/161:47 pmSJO - PHL
1 stop8h 38mFrontier
Deal found 3/30$517
This United Airlines deal was found by Cheapflights users on 3/30. 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.
Tue 7/156:20 amPHL - LIR
1 stop7h 50mUnited Airlines
Wed 8/63:25 pmLIR - PHL
1 stop18h 31mUnited Airlines
Deal found 3/30$574
This Mytrip deal was found by Cheapflights users on 3/29. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/287:05 pmPHL - LIR
2 stops20h 05mMultiple Airlines
Mon 5/512:30 pmLIR - PHL
2 stops26h 10mMultiple Airlines
Deal found 3/29$598
This Delta deal was found by Cheapflights users on 3/31. 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.
Tue 4/155:20 amPHL - LIR
1 stop8h 17mDelta
Wed 4/301:02 pmLIR - PHL
1 stop9h 47mDelta
Deal found 3/31$641
This Alaska Airlines deal was found by Cheapflights users on 3/30. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/17:05 amPHL - LIR
3 stops25h 15mAlaska Airlines
Tue 10/710:00 amLIR - PHL
2 stops18h 01mAlaska Airlines
Deal found 3/30$796

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 March 31, 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

Fri 4/25

6:00 am-10:24 am

1 stop6h 24m

San José Juan Santamaria Intl

Tue 4/29

12:55 am-12:09 am

2 stops21h 14m

$282

PhiladelphiaSan José

PHL - SJO

PHLSJO

Philadelphia

Tue 4/29

6:57 am-11:18 am

1 stop6h 21m

San José Juan Santamaria Intl

Tue 5/6

12:23 pm-5:21 pm

1 stop26h 58m

$290

PhiladelphiaSan José

PHL - SJO

PHLSJO

Philadelphia

Sun 5/11

12:40 pm-10:17 pm

1 stop11h 37m

San José Juan Santamaria Intl

Wed 5/14

6:03 am-7:47 pm

2 stops11h 44m

$413

PhiladelphiaSan José

PHL - SJO

PHLSJO

Philadelphia

Sun 6/1

8:31 am-10:11 am

2 stops27h 40m

San José Juan Santamaria Intl

Thu 6/5

5:30 am-10:37 am

2 stops27h 07m

$506

PhiladelphiaLiberia

PHL - LIR

PHLLIR

Philadelphia

Sat 6/14

9:15 pm-12:59 pm

1 stop17h 44m

Liberia

Thu 6/19

1:59 pm-9:28 am

1 stop17h 29m

$513

PhiladelphiaSan José

PHL - SJO

PHLSJO

Philadelphia

Fri 8/8

8:10 pm-12:35 pm

1 stop18h 25m

San José Juan Santamaria Intl

Sat 8/16

1:47 pm-12:25 am

1 stop8h 38m

$517

PhiladelphiaLiberia

PHL - LIR

PHLLIR

Philadelphia

Sun 4/13

4:25 pm-1:10 pm

1 stop22h 45m

Liberia

Wed 4/16

2:30 pm-3:43 pm

1 stop23h 13m

$528

PhiladelphiaSan José

PHL - SJO

PHLSJO

Philadelphia

Tue 4/22

9:31 am-8:21 am

2 stops24h 50m

San José Juan Santamaria Intl

Tue 4/29

4:10 am-9:39 pm

2 stops15h 29m

$541

PhiladelphiaLiberia

PHL - LIR

PHLLIR

Philadelphia

Tue 7/15

6:20 am-12:10 pm

1 stop7h 50m

Liberia

Wed 8/6

3:25 pm-11:56 am

1 stop18h 31m

$574

PhiladelphiaLiberia

PHL - LIR

PHLLIR

Philadelphia

Mon 4/28

7:05 pm-1:10 pm

2 stops20h 05m

Liberia

Mon 5/5

12:30 pm-4:40 pm

2 stops26h 10m

$598

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/30

Showing 1-10 of 26 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 March 31, 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 March 31, 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
9,818 reviews

Overall

8.0

Entertainment

7.1

Boarding

8.2

Comfort

7.9

Crew

8.5

Food

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Alaska Airlines
8.0
Very good
9,818 reviews
Alaska Airlines
8.0
Very good
9,818 reviews

Overall

8.0

Entertainment

7.1

Boarding

8.2

Comfort

7.9

Crew

8.5

Food

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Southwest
8.0
Very good
4,275 reviews
Alaska Airlines
8.0
Very good
9,818 reviews

Overall

8.0

Entertainment

7.1

Boarding

8.2

Comfort

7.9

Crew

8.5

Food

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Delta
8.0
Very good
7,899 reviews
Alaska Airlines
8.0
Very good
9,818 reviews

Overall

8.0

Entertainment

7.1

Boarding

8.2

Comfort

7.9

Crew

8.5

Food

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Copa Airlines
7.6
Good
1,400 reviews
Alaska Airlines
8.0
Very good
9,818 reviews

Overall

8.0

Entertainment

7.1

Boarding

8.2

Comfort

7.9

Crew

8.5

Food

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
United Airlines
7.4
Good
8,614 reviews
Alaska Airlines
8.0
Very good
9,818 reviews

Overall

8.0

Entertainment

7.1

Boarding

8.2

Comfort

7.9

Crew

8.5

Food

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

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?

    $88 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 Air Canada and Copa Airlines, with prices starting from $167 and $255, 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

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

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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LaGuardia to Coxen Hole flights
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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 March 31, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$168Average$242FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$256Average$429FlexibilityNo cancel feeOn-time65%
DeltaCheapest$326Average$654FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$384Average$666FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$408Average$677FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$512Average$657FlexibilityNo cancel feeOn-time63%
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