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$51+ Cheap flights from Key Largo, FL to Caribbean

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 3/3. Fares are subject to change and may not be available on all flights or dates of travel.
MIA — SJU
Feb 25 — Mar 41
Tue 2/25
Tue 3/4
1 adult, Economy
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Cheap flight deals from Key Largo to Caribbean

Keep the following information in mind while searching for Key Largo to Caribbean flight deals. Data was last updated February 20, 2025.

Most accurate provider

Expedia
1 star

Most trusted provider

Expedia
3 stars

Round-trip from

$85
(eDestinos)

One-way from

$53
(Cheapflightsfares)

Popular in

December

Cheapest in

September

Average price

$170
Provider with most accurate pricing for Miami-San Juan flight deals.
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Provider most trusted by Cheapflights users for Miami-San Juan flights.
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From Key Largo to Caribbean
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One-way flight from Key Largo to Caribbean
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Highest demand for flights based on searches. 20% potential increase in price ($42 potential increase over avg. RT price).
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Cheapest flight prices on average. 6% potential price decrease ($11 potential savings vs. average RT price).
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Average for round-trip flights in February 2025
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Find flight deals from Key Largo to Caribbean

Cheapest flights from Key Largo to Caribbean
Explore the most affordable flight options available from Key Largo to Caribbean. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 20, 2025.

This Cheapflightsfares deal was found by Cheapflights users on 2/20. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/117:10 amMIA - SJU
Nonstop2h 34mFrontier
Tue 3/189:35 pmSJU - MIA
Nonstop3h 03mFrontier
Deal found 2/20$83
This Cheapflightsfares deal was found by Cheapflights users on 2/19. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/117:10 amMIA - SJU
Nonstop2h 34mMultiple Airlines
Tue 3/1812:49 pmSJU - MIA
Nonstop2h 48mMultiple Airlines
Deal found 2/19$86
This eDestinos deal was found by Cheapflights users on 2/20. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/251:25 pmMIA - SJU
Nonstop2h 36mSpirit Airlines
Fri 2/285:56 pmSJU - MIA
Nonstop2h 54mSpirit Airlines
Deal found 2/20$87
This Southwest deal was found by Cheapflights users on 2/20. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/712:45 pmMIA - SJU
1 stop9h 45mSouthwest
Sun 5/117:05 amSJU - MIA
1 stop12h 10mSouthwest
Deal found 2/20$175
This Frontier deal was found by Cheapflights users on 2/18. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/27:10 amMIA - SDQ
1 stop4h 58mFrontier
Mon 3/312:54 pmSDQ - MIA
1 stop9h 24mFrontier
Deal found 2/18$210
This Delta deal was found by Cheapflights users on 2/20. 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.
Wed 4/234:47 pmMIA - SJU
1 stop6h 28mDelta
Mon 4/287:15 amSJU - MIA
1 stop11h 12mDelta
Deal found 2/20$215
This Expedia deal was found by Cheapflights users on 2/20. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/92:09 pmMIA - SDQ
Nonstop2h 20mArajet
Sun 5/113:35 pmSDQ - MIA
Nonstop2h 20mArajet
Deal found 2/20$230
This Kiwi.com deal was found by Cheapflights users on 2/19. 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.
Wed 2/261:25 pmMIA - SDQ
1 stop22h 43mMultiple Airlines
Fri 2/282:36 pmSDQ - MIA
1 stop6h 14mMultiple Airlines
Deal found 2/19$250
This American Airlines deal was found by Cheapflights users on 2/19. 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 3/16:20 pmMIA - NAS
Nonstop1h 05mAmerican Airlines
Thu 3/67:45 amNAS - MIA
Nonstop1h 10mAmerican Airlines
Deal found 2/19$254
This Frontier deal was found by Cheapflights users on 2/19. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/17:20 amMIA - POS
1 stop9h 17mFrontier
Sun 3/166:01 pmPOS - MIA
1 stop6h 37mFrontier
Deal found 2/19$260
This eDestinos deal was found by Cheapflights users on 2/18. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/224:45 pmMIA - NAS
Nonstop0h 55mBahamasair
Sat 3/110:00 amNAS - MIA
Nonstop1h 00mBahamasair
Deal found 2/18$261
This Kiwi.com deal was found by Cheapflights users on 2/19. 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.
Sat 3/19:20 pmMIA - POS
1 stop19h 36mMultiple Airlines
Tue 3/183:39 amPOS - MIA
1 stop8h 16mMultiple Airlines
Deal found 2/19$264

Find flights from Key Largo to Caribbean within your budget

Customize your flight search to find flights from Key Largo to Caribbean 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 February 20, 2025.

Fly from

Key Largo

Fly to

Caribbean

Route

Depart

Return

Price

MiamiSan Juan

MIA - SJU

MIASJU

Miami

Tue 3/11

7:10 am-9:44 am

Nonstop2h 34m

San Juan Luis Munoz Marin Intl

Tue 3/18

9:35 pm-12:38 am

Nonstop3h 03m

$83

MiamiSan Juan

MIA - SJU

MIASJU

Miami

Tue 3/11

7:10 am-9:44 am

Nonstop2h 34m

San Juan Luis Munoz Marin Intl

Tue 3/18

12:49 pm-3:37 pm

Nonstop2h 48m

$86

MiamiSan Juan

MIA - SJU

MIASJU

Miami

Tue 2/25

1:25 pm-5:01 pm

Nonstop2h 36m

San Juan Luis Munoz Marin Intl

Fri 2/28

5:56 pm-7:50 pm

Nonstop2h 54m

$87

MiamiSan Juan

MIA - SJU

MIASJU

Miami

Wed 5/7

12:45 pm-10:30 pm

1 stop9h 45m

San Juan Luis Munoz Marin Intl

Sun 5/11

7:05 am-7:15 pm

1 stop12h 10m

$175

MiamiSanto Domingo

MIA - SDQ

MIASDQ

Miami

Sun 3/2

7:10 am-1:08 pm

1 stop4h 58m

Santo Domingo Las Americas

Mon 3/3

12:54 pm-9:18 pm

1 stop9h 24m

$210

MiamiSan Juan

MIA - SJU

MIASJU

Miami

Wed 4/23

4:47 pm-11:15 pm

1 stop6h 28m

San Juan Luis Munoz Marin Intl

Mon 4/28

7:15 am-6:27 pm

1 stop11h 12m

$215

MiamiSanto Domingo

MIA - SDQ

MIASDQ

Miami

Fri 5/9

2:09 pm-4:29 pm

Nonstop2h 20m

Santo Domingo Las Americas

Sun 5/11

3:35 pm-5:55 pm

Nonstop2h 20m

$230

MiamiSanto Domingo

MIA - SDQ

MIASDQ

Miami

Fri 5/16

2:09 pm-4:29 pm

Nonstop2h 20m

Santo Domingo Las Americas

Mon 5/19

8:00 am-12:26 am

1 stop16h 26m

$250

MiamiNassau

MIA - NAS

MIANAS

Miami

Sat 3/1

6:20 pm-7:25 pm

Nonstop1h 05m

Nassau Intl

Thu 3/6

7:45 am-8:55 am

Nonstop1h 10m

$254

MiamiNassau

MIA - NAS

MIANAS

Miami

Sat 3/8

4:45 pm-5:40 pm

Nonstop0h 55m

Nassau Intl

Wed 3/12

7:45 am-8:50 am

Nonstop1h 05m

$263

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/19

Showing 1-10 of 60 results
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Best time to book a flight from Key Largo to Caribbean

Have a flexible travel schedule? Discover the best time to fly to Caribbean 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 Caribbean

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

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

Currently, September is the cheapest month in which you can book a flight from Key Largo to Caribbean (average of $254). Flying from Key Largo to Caribbean in March is currently the most expensive (average of $363). 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 CB?

Find hourly flight availability from Key Largo to Caribbean. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated February 20, 2025.

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

Weekly flight availability from Key Largo to Caribbean

Explore weekly flight availability from Key Largo to Caribbean. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated February 20, 2025.

The most flights from KE9 to 0CB are scheduled on a Monday (24 on average). You will have fewer flight options on Friday, which is when the least amount of flights are scheduled (20 on average).

Rainfall in Caribbean by month

Plan your trip to Caribbean by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Caribbean ranges from 2.2 - 6.1 inches per month. November is typically the wettest month, when rainfall can reach 6.1 in. February is typically the driest time to visit Caribbean when rainfall is around 2.2 in.

Temperature in Caribbean by month

Plan your trip to Caribbean by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Caribbean, use this chart to help with planning. For those seeking warmer temperatures, June is the ideal time of year to visit, when temperatures reach an average of 82.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 77.0 F).

Reviews of airlines servicing Caribbean

Get insights into the airlines that provide service to Caribbean. 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 Caribbean. Reviews last updated February 20, 2025.
Caribbean Airlines
8.1
Very good
150 reviews

Crew

8.4

Overall

8.1

Boarding

8.1

Comfort

7.8

Entertainment

6.7

Food

6.7

Reviews

1 / 8

4.0
Okay

Dabian,Jun 2024

BGI - GND

The flight attendants on my flight needs training on how to speak to people.

Caribbean Airlines
8.1
Very good
150 reviews
Caribbean Airlines
8.1
Very good
150 reviews

Crew

8.4

Overall

8.1

Boarding

8.1

Comfort

7.8

Entertainment

6.7

Food

6.7

Reviews

1 / 8

4.0
Okay

Dabian,Jun 2024

BGI - GND

The flight attendants on my flight needs training on how to speak to people.

Southwest
8.1
Very good
4,411 reviews
Caribbean Airlines
8.1
Very good
150 reviews

Crew

8.4

Overall

8.1

Boarding

8.1

Comfort

7.8

Entertainment

6.7

Food

6.7

Reviews

1 / 8

4.0
Okay

Dabian,Jun 2024

BGI - GND

The flight attendants on my flight needs training on how to speak to people.

Delta
8.0
Very good
8,220 reviews
Caribbean Airlines
8.1
Very good
150 reviews

Crew

8.4

Overall

8.1

Boarding

8.1

Comfort

7.8

Entertainment

6.7

Food

6.7

Reviews

1 / 8

4.0
Okay

Dabian,Jun 2024

BGI - GND

The flight attendants on my flight needs training on how to speak to people.

Copa Airlines
7.6
Good
1,510 reviews
Caribbean Airlines
8.1
Very good
150 reviews

Crew

8.4

Overall

8.1

Boarding

8.1

Comfort

7.8

Entertainment

6.7

Food

6.7

Reviews

1 / 8

4.0
Okay

Dabian,Jun 2024

BGI - GND

The flight attendants on my flight needs training on how to speak to people.

LATAM Airlines
7.5
Good
1,795 reviews
Caribbean Airlines
8.1
Very good
150 reviews

Crew

8.4

Overall

8.1

Boarding

8.1

Comfort

7.8

Entertainment

6.7

Food

6.7

Reviews

1 / 8

4.0
Okay

Dabian,Jun 2024

BGI - GND

The flight attendants on my flight needs training on how to speak to people.

Related info for your journey

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

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

    For one-way options, check prices for Spirit Airlines. According to our data, you can fly for as low as $53. Users have also found prices from $54 and $79 on Frontier and Bahamasair, respectively.

  • What are the most popular routes from Key Largo to Caribbean?

    When deciding which route to take from Key Largo to Caribbean consider Miami - San Juan Luis Munoz Marin Intl, Miami - Punta Cana or Miami - Santo Domingo Las Americas as they are the most popular.

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

    The top 3 most reliable airlines when flying from Key Largo to Caribbean are Qatar Airways (91%), British Airways (79%) and Iberia (73%).

  • What are the cheapest flights from Key Largo to Caribbean?

    Looking at all options, your cheapest flight can be booked for $38. While the most popular route (Miami - San Juan Luis Munoz Marin Intl) can be booked for $75 on average our data indicates $407 when flying from Key Largo to Caribbean.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Key Largo to Caribbean 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 Key Largo to Caribbean?

    Currently, September is the cheapest month in which you can book a flight from Key Largo to Caribbean (average of $254). Flying from Key Largo to Caribbean in March is currently the most expensive (average of $363). 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 Caribbean

See prices for flight routes from nearby airports that may be better suited for you.
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Top 10 airlines flying from Key Largo to Caribbean

Discover the top 10 airlines that operate flights from Key Largo to Caribbean. 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 February 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$47Average$226FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$66Average$258FlexibilityNo cancel feeOn-time65%
JetBlueCheapest$82Average$370FlexibilityNo cancel feeOn-time62%
Western AirCheapest$90Average$290FlexibilityNo cancel feeOn-timeN/A
Copa AirlinesCheapest$143Average$383FlexibilityNo cancel feeOn-time70%
Caribbean AirlinesCheapest$143Average$272FlexibilityNo cancel feeOn-timeN/A
LATAM AirlinesCheapest$144Average$327FlexibilityNo cancel feeOn-time81%
American AirlinesCheapest$148Average$479FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$155Average$451FlexibilityNo cancel feeOn-time63%
BahamasairCheapest$166Average$271FlexibilityNo cancel feeOn-time33%
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