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$110+ Cheap flights from Key Largo, FL 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 1/15. Fares are subject to change and may not be available on all flights or dates of travel.
MIA — SJO
Nov 9 — Nov 161
Sat 11/9
Sat 11/16
1 adult, Economy
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Find flight deals from Key Largo to Costa Rica

Cheapest flights from Key Largo to Costa Rica
Explore the most affordable flight options available from Key Largo to Costa Rica. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 4, 2024.

This Copa Airlines deal was found by Cheapflights users on 11/4. 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.
Thu 12/55:02 amMIA - SJO
1 stop5h 58mCopa Airlines
Mon 12/95:20 pmSJO - MIA
1 stop6h 22mCopa Airlines
Deal found 11/4$254
This Kiwi.com deal was found by Cheapflights users on 11/4. 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.
Thu 12/55:20 amMIA - SJO
1 stop5h 40mMultiple Airlines
Mon 12/95:05 amSJO - MIA
2 stops7h 30mMultiple Airlines
Deal found 11/4$293
This Spirit Airlines deal was found by Cheapflights users on 11/4. 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 Spirit Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/58:06 pmMIA - SJO
2 stops29h 47mSpirit Airlines
Mon 12/91:24 pmSJO - MIA
2 stops25h 19mSpirit Airlines
Deal found 11/4$299
This American Airlines deal was found by Cheapflights users on 11/4. 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.
Fri 11/2910:15 amMIA - SJO
Nonstop3h 00mAmerican Airlines
Fri 12/63:35 pmSJO - MIA
Nonstop3h 05mAmerican Airlines
Deal found 11/4$307
This Gotogate deal was found by Cheapflights users on 11/4. 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.
Mon 12/93:05 pmMIA - SJO
2 stops9h 15mAvianca
Fri 12/135:05 amSJO - MIA
2 stops8h 55mAvianca
Deal found 11/4$321
This Kiwi.com deal was found by Cheapflights users on 11/3. 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 12/35:20 amMIA - LIR
2 stops8h 50mMultiple Airlines
Sun 12/153:45 pmLIR - MIA
1 stop18h 21mMultiple Airlines
Deal found 11/3$524
This Alaska Airlines deal was found by Cheapflights users on 11/3. 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 12/46:55 pmMIA - LIR
2 stops37h 36mAlaska Airlines
Sun 12/87:34 pmLIR - MIA
2 stops21h 21mAlaska Airlines
Deal found 11/3$636
This American Airlines deal was found by Cheapflights users on 11/3. 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.
Wed 12/410:36 amMIA - LIR
Nonstop3h 14mAmerican Airlines
Thu 12/121:50 pmLIR - MIA
Nonstop2h 55mAmerican Airlines
Deal found 11/3$658
This Delta deal was found by Cheapflights users on 11/3. 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 12/36:00 amMIA - LIR
1 stop7h 43mDelta
Tue 12/172:20 pmLIR - MIA
1 stop9h 30mDelta
Deal found 11/3$673
This United Airlines deal was found by Cheapflights users on 11/3. 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.
Sun 12/16:30 amMIA - LIR
1 stop12h 27mUnited Airlines
Mon 12/168:50 amLIR - MIA
1 stop12h 08mUnited Airlines
Deal found 11/3$693
This CheapOair deal was found by Cheapflights users on 11/3. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/312:03 pmMIA - LIR
2 stops26h 59mWestJet
Tue 12/102:55 pmLIR - MIA
2 stops23h 44mWestJet
Deal found 11/3$1,045

Find flights from Key Largo to Costa Rica within your budget

Customize your flight search to find flights from Key Largo 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 2,455,398 searches. Data last updated November 4, 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

MiamiSan José

MIA - SJO

MIASJO

Miami

Thu 5/1

4:30 pm-11:15 pm

2 stops8h 45m

$118

MiamiSan José

MIA - SJO

MIASJO

Miami

Mon 2/3

4:56 am-10:01 am

1 stop6h 05m

$119

MiamiSan José

MIA - SJO

MIASJO

Miami

Tue 2/4

6:50 pm-8:50 pm

Nonstop3h 00m

$120

MiamiSan José

MIA - SJO

MIASJO

Miami

Tue 11/26

2:04 pm-9:53 pm

1 stop8h 49m

$129

MiamiSan José

MIA - SJO

MIASJO

Miami

Tue 12/3

7:21 pm-12:53 am

2 stops54h 32m

$144

MiamiSan José

MIA - SJO

MIASJO

Miami

Mon 11/18

8:00 am-11:31 am

3 stops28h 31m

$168

MiamiSan José

MIA - SJO

MIASJO

Miami

Wed 11/20

12:00 pm-8:40 pm

2 stops9h 40m

$174

MiamiSan José

MIA - SJO

MIASJO

Miami

Mon 11/18

6:30 am-1:17 pm

1 stop7h 47m

$190

MiamiLiberia

MIA - LIR

MIALIR

Miami

Wed 12/4

6:35 pm-11:08 am

1 stop17h 33m

$235

MiamiSan José

MIA - SJO

MIASJO

Miami

Sat 11/30

7:01 am-11:53 am

1 stop29h 52m

$241

Flights are sorted by cheapest first

Deals found on 11/3

Showing 1-10 of 30 results
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Best time to book a flight from Key Largo to Costa Rica

Have a flexible travel schedule? Discover the best time to fly to Costa Rica from Key Largo 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.

Travel insights for flights from Key Largo to Costa Rica

Get recent, data-driven insights about flights from Key Largo to Costa Rica including ideal travel times, pricing trends, and more.

What is the cheapest month to book a flight from Key Largo to Costa Rica?

Currently, September is the cheapest month in which you can book a flight from Key Largo to Costa Rica (average of $398). Flying from Key Largo to Costa Rica in July is currently the most expensive (average of $533). 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 KE9 to CR?

Find hourly flight availability from Key Largo 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 November 4, 2024.

When flying from Key Largo to Costa Rica, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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 November 4, 2024.
Get a feel of what it's like to fly with Spirit Airlines, Copa Airlines and Avianca from Key Largo to Costa Rica by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.1
Very good
5,089 reviews

Food

7.2

Overall

8.1

Boarding

8.3

Entertainment

7.7

Comfort

8.1

Crew

8.7

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

Southwest
8.1
Very good
5,089 reviews
Southwest
8.1
Very good
5,089 reviews

Food

7.2

Overall

8.1

Boarding

8.3

Entertainment

7.7

Comfort

8.1

Crew

8.7

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

Delta
8.0
Very good
8,829 reviews
Southwest
8.1
Very good
5,089 reviews

Food

7.2

Overall

8.1

Boarding

8.3

Entertainment

7.7

Comfort

8.1

Crew

8.7

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

Alaska Airlines
8.0
Very good
9,423 reviews
Southwest
8.1
Very good
5,089 reviews

Food

7.2

Overall

8.1

Boarding

8.3

Entertainment

7.7

Comfort

8.1

Crew

8.7

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

Copa Airlines
7.8
Good
1,869 reviews
Southwest
8.1
Very good
5,089 reviews

Food

7.2

Overall

8.1

Boarding

8.3

Entertainment

7.7

Comfort

8.1

Crew

8.7

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

SWISS
7.6
Good
1,646 reviews
Southwest
8.1
Very good
5,089 reviews

Food

7.2

Overall

8.1

Boarding

8.3

Entertainment

7.7

Comfort

8.1

Crew

8.7

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

Related info for your journey

Find useful and relevant information for your journey from Key Largo to Costa Rica. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • Can I find flights from Key Largo to Costa Rica for under $300 on Cheapflights?

    Yes, there are multiple flights from Key Largo to Costa Rica for under $300. The cheapest flight booked recently is on Copa Airlines for just $249, but on average you can expect to pay $477.

  • Are there nonstop flights from Key Largo to Costa Rica for under $300 on Cheapflights?

    Cheapflights has at least 3 direct flights from Key Largo to Costa Rica under $300. A good price for a nonstop flight from Key Largo to Costa Rica is less than $466.

  • Are there last-minute flights available from Key Largo to Costa Rica for under $400?

    There are currently 14+ open flights from Key Largo to Costa Rica within the next 7 days for less than $400.

  • How popular is this Key Largo to Costa Rica flight route?

    The Key Largo to Costa Rica flight path was viewed by 2 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

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

    One-way options have recently been found by users for as low as $110 on Avianca. Other airlines that offer cheap prices include Copa Airlines from $119 and American Airlines from $120 one-way.

  • What are the most reliable airlines from Key Largo to Costa Rica?

    Consider British Airways (100%), American Airlines (87%) or Iberia (87%) when booking your flight. These represent the most reliable airlines when flying from Key Largo to Costa Rica.

  • What are the cheapest flights from Key Largo to Costa Rica?

    While on average a flight from Key Largo to Costa Rica is generally $676, our data shows the cheapest flight currently is $153. When looking at the most popular route, (Miami - San José Juan Santamaria Intl), you can expect to pay $254 for that flight.

  • What does MIA to SJO mean?

    Great question - MIA to SJO just means Miami Airport to San José Juan Santamaria Intl Airport. Now you’ll know what these unique codes when you look for flights! Liberia Airport (LIR), Limon Airport (LIO), San José Tobias Bolanos Intl Airport (SYQ), Tamarindo Airport (TNO), Tortuquero Airport (TTQ) are other airports near this flight route and their unique identifiers/IATA codes.

  • Can I find deals for flights from Key Largo to Costa Rica that include extra baggage allowance?

    The amount of baggage you can bring on your Key Largo to Costa Rica flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Key Largo to Costa Rica with specific airlines?

    Yes, Cheapflights allows you to browse and filter Key Largo to Costa Rica flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

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

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

  • How can I find direct flights from Key Largo to Costa Rica?

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

  • Can I find deals for business class flights from Key Largo to Costa Rica?

    Yes. Cheapflights offers flight deals from Key Largo 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.

  • Can I find deals for flights from Key Largo to Costa Rica that allow pets onboard?

    Many airlines flying from Key Largo to Costa Rica offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Key Largo to Costa Rica?

    Yes, you can often find last-minute deals on Key Largo to Costa Rica flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Key Largo to Costa Rica flight deals updated?

    The Key Largo to Costa Rica flight deals you see on this page were last updated on 11/4.

  • What is the cheapest month to book a flight from Key Largo to Costa Rica?

    Currently, September is the cheapest month in which you can book a flight from Key Largo to Costa Rica (average of $398). Flying from Key Largo to Costa Rica in July is currently the most expensive (average of $533). 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

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Alternative routes for Key Largo to Costa Rica

See prices for flight routes from nearby airports that may be better suited for you.
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Top 7 airlines flying from Key Largo to Costa Rica

Discover the top 7 airlines that operate flights from Key Largo 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 2,455,398 searches. Data last updated November 4, 2024.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$153Average$260FlexibilityNo cancel feeOn-time65%
JetBlueCheapest$175Average$347FlexibilityNo cancel feeOn-time62%
AviancaCheapest$210Average$276FlexibilityNo cancel feeOn-time71%
Copa AirlinesCheapest$228Average$342FlexibilityNo cancel feeOn-time70%
American AirlinesCheapest$293Average$602FlexibilityNo cancel feeOn-time71%
DeltaCheapest$461Average$711FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$496Average$619FlexibilityNo cancel feeOn-time69%
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