What airlines fly to Costa Rica?

United Airlines, JetBlue and American Airlines are the top three most popular airlines that fly to Costa Rica from Philadelphia according to our data. United Airlines is the first choice among our users, with 49% of people opting to fly with this airline when traveling to Costa Rica. Keep in mind that there are 11 different airlines that fly to Costa Rica on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from Philadelphia to Costa Rica?

United Airlines, American Airlines, and JetBlue are the most popular carriers operating from Philadelphia to Costa Rica

When did momondo last update prices for flights from Philadelphia Airport to Costa Rica?

Prices for flights from Philadelphia Airport to Costa Rica refresh daily.

How many operators does momondo search for flights from Philadelphia Airport to Costa Rica?

There are 7 operators available for flights from Philadelphia Airport to Costa Rica as of November 2026.

How old do you have to be to fly from Philadelphia Airport to Costa Rica?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Philadelphia Airport to Costa Rica.

What documentation or ID do you need to fly to Costa Rica?

The travel and health documents you'll need for your trip to Costa Rica may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Costa Rica. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$119 Cheap Flights from Philadelphia to Costa Rica in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Philadelphia to Costa Rica

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

6:30 am - 2:10 pmPHL Philadelphia-LIR Liberia

8h 40m1 stop Atlanta Hartsfield-Jackson

1:50 pm - 10:49 amLIR Liberia-PHL Philadelphia

19h 59m1 stop Minneapolis St Paul

$271Delta

Mon, Jan 18 - Thu, Jan 21

5:30 am - 12:45 pmPHL Philadelphia-LIR Liberia

8h 15m1 stop Atlanta Hartsfield-Jackson

1:50 pm - 10:49 amLIR Liberia-PHL Philadelphia

19h 59m1 stop Minneapolis St Paul

$271Delta

Tue, Jan 19 - Thu, Jan 21

6:00 am - 2:16 pmPHL Philadelphia-LIR Liberia

9h 16m1 stop Miami

3:16 pm - 11:28 amLIR Liberia-PHL Philadelphia

19h 12m1 stop Dallas/Fort Worth

$277American Airlines

Sun, Jan 17 - Thu, Jan 21

7:40 pm - 2:42 pmPHL Philadelphia-LIR Liberia

20h 02m1 stop Dallas/Fort Worth

3:42 pm - 9:41 amLIR Liberia-PHL Philadelphia

16h 59m1 stop Miami

$277American Airlines

Sat, Jan 23 - Thu, Jan 28

8:00 am - 6:37 pmPHL Philadelphia-LIR Liberia

11h 37m1 stop Houston George Bush Intcntl

12:30 pm - 12:34 amLIR Liberia-PHL Philadelphia

11h 04m1 stop Chicago O'Hare Intl

$277United Airlines

Sun, Dec 6 - Tue, Dec 22

4:55 pm - 1:10 pmPHL Philadelphia-LIR Liberia

21h 15m2 stops Chicago O'Hare Intl Houston George Bush Intcntl

2:06 pm - 10:10 amLIR Liberia-PHL Philadelphia

19h 04m1 stop Chicago O'Hare Intl

$277United Airlines

Mon, Feb 1 - Wed, Feb 10

6:59 pm - 12:39 pmPHL Philadelphia-LIR Liberia

18h 40m2 stops Charlotte Douglas Miami

1:39 pm - 9:05 amLIR Liberia-PHL Philadelphia

18h 26m2 stops Miami Charlotte Douglas

$333GOL

Tue, Jan 19 - Tue, Jan 26

5:00 am - 2:42 pmPHL Philadelphia-LIR Liberia

10h 42m1 stop Dallas/Fort Worth

1:39 pm - 9:05 amLIR Liberia-PHL Philadelphia

18h 26m2 stops Miami Charlotte Douglas

$333GOL

Tue, Jan 19 - Tue, Jan 26

9:15 am - 2:20 pmPHL Philadelphia-LIR Liberia

30h 05m2 stops Toronto Pearson Intl Montreal Pierre Elliott Trudeau Intl

3:20 pm - 2:44 pmLIR Liberia-PHL Philadelphia

22h 24m1 stop Montreal Pierre Elliott Trudeau Intl

$432Air Canada

Wed, Dec 9 - Sat, Dec 12

9:15 am - 2:20 pmPHL Philadelphia-LIR Liberia

30h 05m2 stops Toronto Pearson Intl Montreal Pierre Elliott Trudeau Intl

3:20 pm - 4:21 pmLIR Liberia-PHL Philadelphia

24h 01m2 stops Montreal Pierre Elliott Trudeau Intl Toronto Pearson Intl

$440Air Canada

Wed, Dec 9 - Sat, Dec 12

Cheap last minute flights

Enter your travel dates to find the best prices.

3:20 pm - 2:20 pmPHL Philadelphia-LIR Liberia

24h 00m1 stop Montreal Pierre Elliott Trudeau Intl

3:10 pm - 10:36 pmLIR Liberia-PHL Philadelphia

30h 26m1 stop Toronto Pearson Intl

$429Air Canada

Mon, Nov 16 - Fri, Nov 20

3:20 pm - 2:20 pmPHL Philadelphia-LIR Liberia

24h 00m1 stop Montreal Pierre Elliott Trudeau Intl

3:10 pm - 2:39 pmLIR Liberia-PHL Philadelphia

22h 29m2 stops Toronto Pearson Intl Montreal Pierre Elliott Trudeau Intl

$432Air Canada

Mon, Nov 16 - Fri, Nov 20

5:00 am - 2:17 pmPHL Philadelphia-LIR Liberia

10h 17m1 stop Miami

3:32 pm - 12:39 amLIR Liberia-PHL Philadelphia

8h 07m1 stop Miami

$457American Airlines

Mon, Nov 16 - Thu, Nov 19

8:00 am - 2:17 pmPHL Philadelphia-LIR Liberia

7h 17m1 stop Miami

1:31 pm - 11:53 pmLIR Liberia-PHL Philadelphia

9h 22m1 stop Miami

$457American Airlines

Wed, Nov 18 - Mon, Nov 23

4:59 pm - 11:54 amPHL Philadelphia-LIR Liberia

19h 55m2 stops Chicago O'Hare Intl Newark

5:20 pm - 9:49 amLIR Liberia-PHL Philadelphia

15h 29m2 stops Newark Washington, D.C. Dulles Intl

$461United Airlines

Mon, Nov 16 - Thu, Nov 19

7:40 pm - 11:54 amPHL Philadelphia-LIR Liberia

17h 14m2 stops Washington, D.C. Dulles Intl Newark

5:20 pm - 9:49 amLIR Liberia-PHL Philadelphia

15h 29m2 stops Newark Washington, D.C. Dulles Intl

$542United Airlines

Wed, Nov 18 - Mon, Nov 23

6:30 am - 10:15 pmPHL Philadelphia-SJO San José Juan Santamaria Intl

16h 45m1 stop Atlanta Hartsfield-Jackson

2:37 pm - 12:55 amSJO San José Juan Santamaria Intl-PHL Philadelphia

9h 18m1 stop Atlanta Hartsfield-Jackson

$624Delta

Tue, Nov 17 - Tue, Nov 24

3:40 pm - 10:15 pmPHL Philadelphia-SJO San José Juan Santamaria Intl

7h 35m1 stop Atlanta Hartsfield-Jackson

7:00 am - 12:55 amSJO San José Juan Santamaria Intl-PHL Philadelphia

16h 55m1 stop Atlanta Hartsfield-Jackson

$624Delta

Tue, Nov 17 - Wed, Nov 25

6:00 am - 2:00 pmPHL Philadelphia-SJO San José Juan Santamaria Intl

9h 00m1 stop Fort Lauderdale

12:50 pm - 11:59 pmSJO San José Juan Santamaria Intl-PHL Philadelphia

10h 09m1 stop Fort Lauderdale

$889JetBlue

Fri, Nov 20 - Sat, Dec 5

6:00 am - 2:00 pmPHL Philadelphia-SJO San José Juan Santamaria Intl

9h 00m1 stop Fort Lauderdale

12:50 pm - 11:38 pmSJO San José Juan Santamaria Intl-PHL Philadelphia

9h 48m1 stop Fort Lauderdale

$896JetBlue

Fri, Nov 20 - Mon, Dec 7

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Southwest flights from Philadelphia to Costa Rica

Our best Southwest deals on Philadelphia to Costa Rica flight tickets

Southwest

Apr 6

PHL6:00 amPhiladelphia

8h 10m

1 stop

SJO12:10 pmSan José Juan Santamaria Intl

Apr 13

SJO9:00 amSan José Juan Santamaria Intl

12h 10m

1 stop

PHL11:10 pmPhiladelphia

$538

Southwest

Apr 6

PHL6:00 amPhiladelphia

15h 00m

2 stops

SJO7:00 pmSan José Juan Santamaria Intl

Apr 13

SJO9:00 amSan José Juan Santamaria Intl

12h 10m

1 stop

PHL11:10 pmPhiladelphia

$543

Southwest

Apr 5

PHL5:50 amPhiladelphia

9h 05m

2 stops

SJO12:55 pmSan José Juan Santamaria Intl

Apr 16

SJO9:00 amSan José Juan Santamaria Intl

7h 45m

1 stop

PHL6:45 pmPhiladelphia

$586

Copa Airlines flights from Philadelphia to Costa Rica

Our best Copa Airlines deals on Philadelphia to Costa Rica flight tickets

Copa Airlines

Feb 16

PHL9:39 amPhiladelphia

26h 20m

2 stops

SJO10:59 amSan José Juan Santamaria Intl

Feb 23

SJO11:59 amSan José Juan Santamaria Intl

20h 50m

2 stops

PHL9:49 amPhiladelphia

$539

Copa Airlines

Jan 23

PHL10:31 amPhiladelphia

21h 31m

2 stops

SJO7:02 amSan José Juan Santamaria Intl

Jan 25

SJO3:59 amSan José Juan Santamaria Intl

16h 41m

2 stops

PHL9:40 pmPhiladelphia

$563

momondo Fare Finder

Use the filters below to find and compare flights from Philadelphia to Costa Rica that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PhiladelphiaLiberia

PHL Philadelphia - LIR Liberia

PHLLIR

Philadelphia

Mon 1/18

6:30 am-2:10 pm

1 stop8h 40m

Liberia

Thu 1/21

1:50 pm-10:49 am

1 stop19h 59m

$271

PhiladelphiaLiberia

PHL Philadelphia - LIR Liberia

PHLLIR

Philadelphia

Tue 1/19

5:30 am-12:45 pm

1 stop8h 15m

Liberia

Thu 1/21

1:50 pm-10:49 am

1 stop19h 59m

$271

PhiladelphiaLiberia

PHL Philadelphia - LIR Liberia

PHLLIR

Philadelphia

Sun 1/17

6:00 am-2:16 pm

1 stop9h 16m

Liberia

Thu 1/21

3:16 pm-11:28 am

1 stop19h 12m

$277

PhiladelphiaLiberia

PHL Philadelphia - LIR Liberia

PHLLIR

Philadelphia

Sat 1/23

7:40 pm-2:42 pm

1 stop20h 02m

Liberia

Thu 1/28

3:42 pm-9:41 am

1 stop16h 59m

$277

Quickest round-trip

PhiladelphiaLiberia

PHL Philadelphia - LIR Liberia

PHLLIR

Philadelphia

Sun 12/6

8:00 am-6:37 pm

1 stop11h 37m

Liberia

Tue 12/22

12:30 pm-12:34 am

1 stop11h 04m

$277

PhiladelphiaLiberia

PHL Philadelphia - LIR Liberia

PHLLIR

Philadelphia

Mon 2/1

4:55 pm-1:10 pm

2 stops21h 15m

Liberia

Wed 2/10

2:06 pm-10:10 am

1 stop19h 04m

$277

PhiladelphiaLiberia

PHL Philadelphia - LIR Liberia

PHLLIR

Philadelphia

Tue 1/19

6:59 pm-12:39 pm

2 stops18h 40m

Liberia

Tue 1/26

1:39 pm-9:05 am

2 stops18h 26m

$333

PhiladelphiaLiberia

PHL Philadelphia - LIR Liberia

PHLLIR

Philadelphia

Tue 1/19

5:00 am-2:42 pm

1 stop10h 42m

Liberia

Tue 1/26

1:39 pm-9:05 am

2 stops18h 26m

$333

PhiladelphiaLiberia

PHL Philadelphia - LIR Liberia

PHLLIR

Philadelphia

Wed 12/9

9:15 am-2:20 pm

2 stops30h 05m

Liberia

Sat 12/12

3:20 pm-2:44 pm

1 stop22h 24m

$432

PhiladelphiaLiberia

PHL Philadelphia - LIR Liberia

PHLLIR

Philadelphia

Wed 12/9

9:15 am-2:20 pm

2 stops30h 05m

Liberia

Sat 12/12

3:20 pm-4:21 pm

2 stops24h 01m

$440

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Philadelphia to Costa Rica

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

Prices

Airlines

What is the cheapest month to fly to Costa Rica?

The cheapest month to fly to Costa Rica from Philadelphia is in February. Flight prices, which tend to average around $431, are often lower during this time because this is during the off-season. If you’re not able to fly to Costa Rica in February, then May is your next best option. Flight prices from Philadelphia to Costa Rica during May average around $442.

What is the cheapest Philadelphia to Costa Rica flight route?

Fly from Philadelphia to Liberia for the best Philadelphia - Costa Rica flight prices

How far in advance should I book a flight from Philadelphia to Costa Rica?

You are more likely to see cheaper flights to Costa Rica from Philadelphia when booking weeks ahead of your departure date. In general, you can expect to find flights to Costa Rica for around $557 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Costa Rica from Philadelphia for as low as $465 on momondo.

What cabin class options are available on Philadelphia to Costa Rica flights?

There are 2 cabin classes available to choose from on Philadelphia to Costa Rica flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Philadelphia to Costa Rica flights?

You could potentially save up to 4% on your flight if you consider stops on a Philadelphia to Costa Rica flight.

Cheap Philadelphia to Costa Rica flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Philadelphia to Costa Rica

Best Price Found	$119
Fastest flight time	5h 17m
Direct flights	Sun
Airports in Costa Rica	40 airports

The best one-way flight to Costa Rica from Philadelphia in the past 72 hours is $119. The best round-trip flight deal from Philadelphia to Costa Rica found on momondo in the last 72 hours is $271.

The fastest flight from Philadelphia to Costa Rica takes 5h 17m

Direct flights go from Philadelphia to Costa Rica on Sunday. There are no airlines offering direct flights.

There are 40 airports in Costa Rica. From Philadelphia there are direct flights to Liberia (LIR).

Search flight deals

Frequently asked questions about flying from Philadelphia to Costa Rica

When did momondo last update prices for flights from Philadelphia Airport to Costa Rica?
Prices for flights from Philadelphia Airport to Costa Rica refresh daily.
How many operators does momondo search for flights from Philadelphia Airport to Costa Rica?
There are 7 operators available for flights from Philadelphia Airport to Costa Rica as of November 2026.
How old do you have to be to fly from Philadelphia Airport to Costa Rica?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Philadelphia Airport to Costa Rica.
What documentation or ID do you need to fly to Costa Rica?
The travel and health documents you'll need for your trip to Costa Rica may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Costa Rica. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from Philadelphia to Costa Rica?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from Philadelphia to Costa Rica is Boeing 737-800 (57.58% of total bookings). The next most popular plane models are Boeing 737 MAX 8 (27.27%), Airbus A321-100/200 (9.09%), and Boeing 737 (3.03%).

Best airlines flying from Philadelphia to Costa Rica

Compare and see reviews for airlines that fly from Philadelphia to Costa Rica with momondo

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom $170	Free Cancellation	Rating 7.8 8,716 reviews	Search Delta flights
Frontier	PriceFrom $194	Free Cancellation	Rating 5.5 2,503 reviews	Search Frontier flights
United Airlines	PriceFrom $218	Free Cancellation	Rating 7.3 10,495 reviews	Search United Airlines flights
JetBlue	PriceFrom $282	Free Cancellation	Rating 7.1 3,076 reviews	Search JetBlue flights
American Airlines	PriceFrom $310	Free Cancellation	Rating 7.0 12,234 reviews	Search American Airlines flights
Southwest	PriceFrom $399	Free Cancellation	Rating 8.0 4,218 reviews	Search Southwest flights
GOL	PriceFrom $406	Free Cancellation	Rating 7.3 1,337 reviews	Search GOL flights

Why use momondo?

Why should I use momondo to find a flight deal from Philadelphia to Costa Rica?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Philadelphia to Costa Rica. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Philadelphia to Costa Rica with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Philadelphia to Costa Rica flights to just show those with flexible booking policies.

How can momondo help me find flights from Philadelphia to Costa Rica?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Costa Rica from Philadelphia.

I’m not ready to book a flight from Philadelphia to Costa Rica right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Costa Rica, momondo offers a useful price alert feature which will track prices for flights to Costa Rica from Philadelphia and alert you when they change.

An easier way to manage your Costa Rica trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Start using Trips

Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

1 adult

Mon 12/14

Mon 12/21

Email me momondo's favorite deals

By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Costa Rica

Popular cities

Other flights from Philadelphia

Other flights to Costa Rica

Airlines

Cabin classes

Complete your trip

Feeling lucky

Popular cities in Costa Rica

Flights to San Joséfrom $168

Flights to Liberiafrom $297

Flights to Limon

Flights to Tamarindo

Flights to Tortuguero

Flights to Golfito

Flights to Tambor

Cheap flights from Philadelphia to Costa Rica from $119

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 Costa Rica departing on 3/23. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Find the cheapest flights from Philadelphia to Costa Rica

Cheap round-trip flights

Cheap one-way flights

Cheap last minute flights

Cheap direct flights

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

Southwest flights from Philadelphia to Costa Rica

Our best Southwest deals on Philadelphia to Costa Rica flight tickets

Copa Airlines flights from Philadelphia to Costa Rica

Our best Copa Airlines deals on Philadelphia to Costa Rica flight tickets

momondo Fare Finder

Use the filters below to find and compare flights from Philadelphia to Costa Rica that are best for you.

See travel insights to Costa Rica from

How to get the cheapest flight ticket from Philadelphia to Costa Rica

What is the cheapest month to fly to Costa Rica?

What is the cheapest Philadelphia to Costa Rica flight route?

How far in advance should I book a flight from Philadelphia to Costa Rica?

What cabin class options are available on Philadelphia to Costa Rica flights?

Can stopping save me money on Philadelphia to Costa Rica flights?

What is the cheapest airline that flies from Philadelphia to Costa Rica?

What airlines fly to Costa Rica?

Cheap Philadelphia to Costa Rica flight deals and tips

Best Price Found

Fastest flight time

Direct flights

Airports in Costa Rica

Frequently asked questions about flying from Philadelphia to Costa Rica

Best airlines flying from Philadelphia to Costa Rica

Compare and see reviews for airlines that fly from Philadelphia to Costa Rica with momondo

Why use momondo?

An easier way to manage your Costa Rica trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Costa Rica

Popular cities in Costa Rica

Popular flights according to clicks in the last 7 days on momondo

Philadelphia flight routes

According to popular flight searches on momondo this year

Costa Rica flight routes

According to popular flight searches on momondo this year

Fly your favorite airline to Costa Rica

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to Costa Rica

List of cabin classes available on flights landing in Costa Rica. Availability may vary depending on flight origin and airline.

Complete your trip to Costa Rica

Explore popular destinations other users love

According to popular flight searches on momondo this year