Costa Rica

$87+ Cheap flights from Florida Keys 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 3/1. Fares are subject to change and may not be available on all flights or dates of travel.
EYW — SJO
Feb 1 — Feb 81
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Florida Keys to Costa Rica with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Florida Keys to Costa Rica

Cheapest flights from Florida Keys to Costa Rica
Explore the most affordable flight options available from Florida Keys to Costa Rica. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 2, 2026.

This Gotogate deal was found by Cheapflights users on 12/30. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/312:40 pmMIA - SJO
1 stop5h 15mMultiple Airlines
Sat 2/78:07 amSJO - MIA
Nonstop2h 54mMultiple Airlines
Deal found 12/30$222
This Avianca deal was found by Cheapflights users on 12/30. 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 Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/312:40 pmMIA - SJO
1 stop5h 15mAvianca
Wed 2/47:45 amSJO - MIA
Nonstop3h 05mAvianca
Deal found 12/30$235
This United Airlines deal was found by Cheapflights users on 12/30. 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 12/316:20 amMIA - SJO
1 stop17h 12mUnited Airlines
Sat 2/76:30 amSJO - MIA
1 stop15h 05mUnited Airlines
Deal found 12/30$236
This Gotogate deal was found by Cheapflights users on 12/30. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/314:50 pmMIA - SJO
2 stops7h 50mAvianca
Sat 2/78:05 pmSJO - MIA
1 stop14h 10mAvianca
Deal found 12/30$279

Find flight deals from Florida Keys to Costa Rica

Keep the following information in mind while searching for Florida Keys to Costa Rica flight deals. Data was last updated January 2, 2026.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$179
(Mytrip)

One-way from

$87
(Super.com)
Provider with most accurate pricing for Key West-San José Juan Santamaria Intl flight deals.
Provider most trusted by Cheapflights users for Key West-San José Juan Santamaria Intl flights.
From Florida Keys to Costa Rica
One-way flight from Florida Keys to Costa Rica

Cheapflights Fare Finder

 
Customize your flight search to find flights from Florida Keys 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 January 2, 2026.
Use the filters below to find and compare flights from Florida Keys to Costa Rica that are best for you.

Fly from

Florida Keys

Fly to

Costa Rica

Route

Depart

Return

Price

MiamiSan José

MIA - SJO

MIASJO

Miami

Mon 2/23

4:50 pm-11:40 pm

2 stops7h 50m

San José Juan Santamaria Intl

Mon 3/2

7:45 am-11:50 am

Nonstop3h 05m

$204

MiamiSan José

MIA - SJO

MIASJO

Miami

Mon 1/26

4:50 pm-11:40 pm

2 stops7h 50m

San José Juan Santamaria Intl

Mon 2/2

3:05 pm-9:15 pm

1 stop5h 10m

$206

MiamiSan José

MIA - SJO

MIASJO

Miami

Thu 3/5

2:40 pm-6:55 pm

1 stop5h 15m

San José Juan Santamaria Intl

Mon 3/16

5:00 am-12:15 pm

1 stop5h 15m

$211

MiamiSan José

MIA - SJO

MIASJO

Miami

Tue 1/27

2:40 pm-6:55 pm

1 stop5h 15m

San José Juan Santamaria Intl

Sun 2/1

7:45 am-11:50 am

Nonstop3h 05m

$219

MiamiSan José

MIA - SJO

MIASJO

Miami

Sat 1/17

1:33 pm-3:26 pm

Nonstop2h 53m

San José Juan Santamaria Intl

Sat 1/17

8:05 pm-12:55 pm

2 stops15h 50m

$222

MiamiSan José

MIA - SJO

MIASJO

Miami

Wed 3/11

1:45 pm-11:40 pm

2 stops11h 55m

San José Juan Santamaria Intl

Sun 3/15

8:10 am-12:52 pm

Nonstop2h 42m

$232

MiamiSan José

MIA - SJO

MIASJO

Miami

Sat 5/2

2:33 pm-3:26 pm

Nonstop2h 53m

San José Juan Santamaria Intl

Sun 5/10

4:17 pm-11:18 am

1 stop17h 01m

$233

MiamiSan José

MIA - SJO

MIASJO

Miami

Fri 4/10

5:45 pm-11:35 pm

2 stops7h 50m

San José Juan Santamaria Intl

Mon 4/13

3:05 pm-12:10 am

2 stops7h 05m

$233

MiamiSan José

MIA - SJO

MIASJO

Miami

Thu 1/29

1:05 pm-8:39 pm

1 stop8h 34m

San José Juan Santamaria Intl

Thu 2/5

8:45 am-6:25 pm

1 stop8h 40m

$236

MiamiLiberia

MIA - LIR

MIALIR

Miami

Sun 1/25

10:05 am-12:12 pm

Nonstop3h 07m

Liberia

Sun 1/25

3:13 pm-7:19 pm

Nonstop3h 06m

$454

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/1

Showing 1-10 of 41 results
1
2
3
...
5

Best time to book a flight from Florida Keys to Costa Rica

Have a flexible travel schedule? Discover the best time to fly to Costa Rica from Florida Keys 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 Florida Keys to Costa Rica
No data available for this route at this time. Please check back soon.

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 January 2, 2026.
Get a feel of what it's like to fly with Copa Airlines, Volaris El Salvador, and American Airlines from Florida Keys to Costa Rica by reading reviews from past customers. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Entertainment

6.8

Comfort

7.4

Crew

8.1

Food

6.8

Boarding

7.8

Overall

7.6

Reviews

1 / 20
2.0
Mediocre

Maria,Dec 2025

PTY - SLA

Old plain no entertainment , no outlet for cell or computer! And online they said you have all that! Almost 6 hrs looking to the floor..terrible expirencw and I pay a lot of money for it

Entertainment

6.8

Comfort

7.4

Crew

8.1

Food

6.8

Boarding

7.8

Overall

7.6

Reviews

1 / 20
2.0
Mediocre

Maria,Dec 2025

PTY - SLA

Old plain no entertainment , no outlet for cell or computer! And online they said you have all that! Almost 6 hrs looking to the floor..terrible expirencw and I pay a lot of money for it
Volaris El Salvador
7.4
Good

Entertainment

6.8

Comfort

7.4

Crew

8.1

Food

6.8

Boarding

7.8

Overall

7.6

Reviews

1 / 20
2.0
Mediocre

Maria,Dec 2025

PTY - SLA

Old plain no entertainment , no outlet for cell or computer! And online they said you have all that! Almost 6 hrs looking to the floor..terrible expirencw and I pay a lot of money for it

Entertainment

6.8

Comfort

7.4

Crew

8.1

Food

6.8

Boarding

7.8

Overall

7.6

Reviews

1 / 20
2.0
Mediocre

Maria,Dec 2025

PTY - SLA

Old plain no entertainment , no outlet for cell or computer! And online they said you have all that! Almost 6 hrs looking to the floor..terrible expirencw and I pay a lot of money for it

Entertainment

6.8

Comfort

7.4

Crew

8.1

Food

6.8

Boarding

7.8

Overall

7.6

Reviews

1 / 20
2.0
Mediocre

Maria,Dec 2025

PTY - SLA

Old plain no entertainment , no outlet for cell or computer! And online they said you have all that! Almost 6 hrs looking to the floor..terrible expirencw and I pay a lot of money for it

Entertainment

6.8

Comfort

7.4

Crew

8.1

Food

6.8

Boarding

7.8

Overall

7.6

Reviews

1 / 20
2.0
Mediocre

Maria,Dec 2025

PTY - SLA

Old plain no entertainment , no outlet for cell or computer! And online they said you have all that! Almost 6 hrs looking to the floor..terrible expirencw and I pay a lot of money for it

Related info for your journey

Find useful and relevant information for your journey from Florida Keys to Costa Rica. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • How long is the flight from Florida Keys to Costa Rica?

    For as low as $454, Avianca can have you in Costa Rica from Florida Keys in 3h 07m. Airlines will cover a distance of 1104 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

    The cheapest airline one-way is Volaris Costa Rica, with whom users have recently found tickets for as low as $41. However, be on the lookout for offers from Spirit Airlines and JetBlue, as they are both options that can get you from Florida Keys to Costa Rica for a low price.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Florida Keys 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.

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 Florida Keys to Costa Rica

See prices for flight routes from nearby airports that may be better suited for you.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.