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Cheap flights from Philadelphia to Costa Rica from $88

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 1/26. 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
0 bags

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Cheap round-trip flights

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Spirit Airlines Logo
6:00 am - 12:22 pmPHL-SJO
7h 22m1 stop
Spirit Airlines Logo
12:33 pm - 11:50 pmSJO-PHL
10h 17m2 stops
$246Spirit Airlines
Find Deal
jue., feb. 5 - mar., feb. 10
Spirit Airlines Logo
6:00 am - 12:22 pmPHL-SJO
7h 22m1 stop
Spirit Airlines Logo
12:33 pm - 8:47 amSJO-PHL
19h 14m2 stops
$247Spirit Airlines
Find Deal
lun., ene. 26 - jue., feb. 5
Spirit Airlines Logo
3:00 pm - 11:37 amPHL-SJO
21h 37m2 stops
Spirit Airlines Logo
1:30 pm - 11:50 pmSJO-PHL
9h 20m1 stop
$248Spirit Airlines
Find Deal
mar., ene. 27 - jue., feb. 5
JetBlue Logo
7:00 am - 1:00 pmPHL-SJO
7h 00m1 stop
JetBlue Logo
2:05 pm - 11:09 pmSJO-PHL
8h 04m1 stop
$252JetBlue
Find Deal
mié., ene. 7 - lun., ene. 12
JetBlue Logo
7:00 am - 12:40 pmPHL-LIR
6h 40m1 stop
JetBlue Logo
2:00 pm - 11:19 pmLIR-PHL
8h 19m1 stop
$283JetBlue
Find Deal
lun., ene. 26 - jue., ene. 29
American Airlines Logo
7:55 am - 12:27 pmPHL-LIR
5h 32mnonstop
American Airlines Logo
1:28 pm - 9:03 amLIR-PHL
18h 35m1 stop
$306American Airlines
Find Deal
sáb., ene. 31 - sáb., feb. 7
Delta Logo
6:55 am - 1:50 pmPHL-LIR
7h 55m1 stop
Delta Logo
2:45 pm - 10:31 amLIR-PHL
18h 46m1 stop
$311Delta
Find Deal
mar., feb. 17 - mar., feb. 24
United Airlines Logo
6:30 am - 6:37 pmPHL-LIR
13h 07m2 stops
United Airlines Logo
2:20 pm - 12:07 pmLIR-PHL
20h 47m2 stops
$315United Airlines
Find Deal
vie., ene. 9 - jue., ene. 15
American Airlines Logo
8:07 pm - 2:20 pmPHL-LIR
19h 13m1 stop
American Airlines Logo
3:23 pm - 9:03 amLIR-PHL
16h 40m1 stop
$316American Airlines
Find Deal
mié., ene. 28 - dom., feb. 1
United Airlines Logo
5:00 pm - 1:10 pmPHL-LIR
21h 10m2 stops
United Airlines Logo
2:01 pm - 10:24 amLIR-PHL
19h 23m1 stop
$318United Airlines
Find Deal
mar., feb. 3 - jue., feb. 12

Spirit Airlines flights from Philadelphia to Costa Rica

Our best Spirit Airlines deals on Philadelphia to Costa Rica flight tickets
Spirit Airlines
Feb 5
PHL6:00 amPhiladelphia
7h 22m
1 stop
SJO12:22 pmSan José Juan Santamaria Intl
Feb 10
SJO12:33 pmSan José Juan Santamaria Intl
10h 17m
2 stops
PHL11:50 pmPhiladelphia
$246
Find similar
Spirit Airlines
Jan 26
PHL6:00 amPhiladelphia
7h 22m
1 stop
SJO12:22 pmSan José Juan Santamaria Intl
Feb 5
SJO12:33 pmSan José Juan Santamaria Intl
19h 14m
2 stops
PHL8:47 amPhiladelphia
$247
Find similar
Spirit Airlines
Jan 27
PHL3:00 pmPhiladelphia
21h 37m
2 stops
SJO11:37 amSan José Juan Santamaria Intl
Feb 4
SJO1:30 pmSan José Juan Santamaria Intl
9h 20m
1 stop
PHL11:50 pmPhiladelphia
$248
Find similar

JetBlue flights from Philadelphia to Costa Rica

Our best JetBlue deals on Philadelphia to Costa Rica flight tickets
JetBlue
Jan 7
PHL7:00 amPhiladelphia
7h 00m
1 stop
SJO1:00 pmSan José Juan Santamaria Intl
Jan 12
SJO2:05 pmSan José Juan Santamaria Intl
8h 04m
1 stop
PHL11:09 pmPhiladelphia
$252
Find similar
JetBlue
Jan 26
PHL7:00 amPhiladelphia
6h 40m
1 stop
LIR12:40 pmLiberia
Jan 29
LIR2:00 pmLiberia
8h 19m
1 stop
PHL11:19 pmPhiladelphia
$283
Find similar
JetBlue
Dec 24
PHL7:00 amPhiladelphia
6h 55m
1 stop
LIR12:55 pmLiberia
Dec 28
LIR2:00 pmLiberia
7h 49m
1 stop
PHL10:49 pmPhiladelphia
$284
Find similar

momondo 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, momondo users made 832,500 searches. Data last updated noviembre 26, 2025.
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

PhiladelphiaSan José

PHL - SJO

PHLSJO

Philadelphia

jue. 2/5

6:00 am-12:22 pm

1 stop7h 22m

San José Juan Santamaria Intl

mar. 2/10

12:33 pm-11:50 pm

2 stops10h 17m

$246

PhiladelphiaSan José

PHL - SJO

PHLSJO

Philadelphia

lun. 1/26

6:00 am-12:22 pm

1 stop7h 22m

San José Juan Santamaria Intl

jue. 2/5

12:33 pm-8:47 am

2 stops19h 14m

$247

PhiladelphiaSan José

PHL - SJO

PHLSJO

Philadelphia

mar. 1/27

3:00 pm-11:37 am

2 stops21h 37m

San José Juan Santamaria Intl

jue. 2/5

1:30 pm-11:50 pm

1 stop9h 20m

$248

PhiladelphiaSan José

PHL - SJO

PHLSJO

Philadelphia

mié. 1/7

7:00 am-1:00 pm

1 stop7h 00m

San José Juan Santamaria Intl

lun. 1/12

2:05 pm-11:09 pm

1 stop8h 04m

$252

PhiladelphiaLiberia

PHL - LIR

PHLLIR

Philadelphia

lun. 1/26

7:00 am-12:40 pm

1 stop6h 40m

Liberia

jue. 1/29

2:00 pm-11:19 pm

1 stop8h 19m

$283

PhiladelphiaLiberia

PHL - LIR

PHLLIR

Philadelphia

sáb. 1/31

7:55 am-12:27 pm

Nonstop5h 32m

Liberia

sáb. 2/7

1:28 pm-9:03 am

1 stop18h 35m

$306

PhiladelphiaLiberia

PHL - LIR

PHLLIR

Philadelphia

mar. 2/17

6:55 am-1:50 pm

1 stop7h 55m

Liberia

mar. 2/24

2:45 pm-10:31 am

1 stop18h 46m

$311

PhiladelphiaLiberia

PHL - LIR

PHLLIR

Philadelphia

vie. 1/9

6:30 am-6:37 pm

2 stops13h 07m

Liberia

jue. 1/15

2:20 pm-12:07 pm

2 stops20h 47m

$315

PhiladelphiaLiberia

PHL - LIR

PHLLIR

Philadelphia

mié. 1/28

8:07 pm-2:20 pm

1 stop19h 13m

Liberia

dom. 2/1

3:23 pm-9:03 am

1 stop16h 40m

$316

PhiladelphiaLiberia

PHL - LIR

PHLLIR

Philadelphia

mar. 2/3

5:00 pm-1:10 pm

2 stops21h 10m

Liberia

jue. 2/12

2:01 pm-10:24 am

1 stop19h 23m

$318

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 Costa Rica from

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

What is the cheapest month to fly to Costa Rica?

The cheapest month to fly to Costa Rica from Philadelphia is in October. Flight prices, which tend to average around $356, are often lower during this time because this is during the off-season. If you’re not able to fly to Costa Rica in October, then September is your next best option. Flight prices from Philadelphia to Costa Rica during September average around $439.

What is the cheapest day to depart on your flight to Costa Rica?

According to our data, Tuesday is the cheapest day to fly to Costa Rica from Philadelphia. The lowest ticket price found for a Tuesday departure recently was $479. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. If your travel schedule is flexible, try to avoid departing on a Saturday because tickets tend to average around $586. These prices are subject to change though, so be sure to set up a Price Alert for flights to Costa Rica.

What is the cheapest time of day to depart on your flight to Costa Rica?

In the evening is the cheapest time of day to fly from Philadelphia to Costa Rica when you can find flight prices for as low as $393. Flying to Costa Rica in the evening is an ideal time because this is during off-peak travel hours. Flights to Costa Rica are more costly at noon, with an average ticket price of $596. Departure times at noon fall within the peak daily travel times, which is why tickets can be more expensive.

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 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 $531 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 $394 on momondo.

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

There is only 1 cabin class 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 75% 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

$391

Fastest flight time

5h 17m

Direct flights

Sun

Airports in Costa Rica

1 airport
The best one-way flight to Costa Rica from Philadelphia in the past 72 hours is $391. The best round-trip flight deal from Philadelphia to Costa Rica found on momondo in the last 72 hours is $434.
The fastest flight from Philadelphia to Costa Rica takes 5h 17m
Direct flights go from Philadelphia to Costa Rica on Sunday. The only airline offering direct flights is American Airlines.
There is 1 airport near Costa Rica: Liberia (LIR)
Search flight deals

  • 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?

  • 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?

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
FrontierPriceFrom $141Free CancellationRating
5.8
3,099 reviews
Search Frontier flights
Spirit AirlinesPriceFrom $247Free CancellationRating
6.3
8,158 reviews
Search Spirit Airlines flights
United AirlinesPriceFrom $249Free CancellationRating
7.4
9,046 reviews
Search United Airlines flights
JetBluePriceFrom $251Free CancellationRating
7.2
2,905 reviews
Search JetBlue flights
DeltaPriceFrom $283Free CancellationRating
7.9
7,998 reviews
Search Delta flights
American AirlinesPriceFrom $327Free CancellationRating
7.2
11,038 reviews
Search American Airlines flights
SouthwestPriceFrom $512Free CancellationRating
8.0
4,254 reviews
Search Southwest 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.

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