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$67+ 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 8/11. Fares are subject to change and may not be available on all flights or dates of travel.
MIA — SJU
ago. 5 — ago. 121
mar. 8/5
mar. 8/12
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 julio 31, 2025.

Round-trip from

$152
(Kiwi.com)

One-way from

$67
(Cheapflightsfares)

Popular in

December

Cheapest in

October

Average price

$223
From Key Largo to Caribbean
Search Deals
One-way flight from Key Largo to Caribbean
Search Deals
Highest demand for flights based on searches. 7% potential increase in price ($16 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($8 potential savings vs. average RT price).
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Average for round-trip flights in July 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 julio 31, 2025.

This Kiwi.com deal was found by Cheapflights users on 7/30. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 8/63:40 pmMIA - SJU
Nonstop2h 51mMultiple Airlines
jue. 8/148:00 pmSJU - MIA
Nonstop2h 34mMultiple Airlines
Deal found 7/30$152
This CheapOair deal was found by Cheapflights users on 7/29. 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.
vie. 10/105:51 pmMIA - SJU
Nonstop2h 43mFrontier
lun. 10/139:39 pmSJU - MIA
Nonstop2h 50mFrontier
Deal found 7/29$153
This CheapOair deal was found by Cheapflights users on 7/29. 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.
mar. 8/1211:44 amMIA - SJU
1 stop10h 06mSpirit Airlines
jue. 8/218:00 pmSJU - MIA
Nonstop2h 34mSpirit Airlines
Deal found 7/29$155
This American Airlines deal was found by Cheapflights users on 7/30. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 8/169:20 pmMIA - SJU
Nonstop2h 39mAmerican Airlines
lun. 8/187:05 pmSJU - MIA
Nonstop2h 45mAmerican Airlines
Deal found 7/30$180
This flugladen.de deal was found by Cheapflights users on 7/30. 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 flugladen.de is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 9/187:25 pmMIA - SDQ
Nonstop2h 20mArajet
lun. 10/610:19 amSDQ - MIA
Nonstop2h 20mArajet
Deal found 7/30$213
This CheapOair deal was found by Cheapflights users on 7/31. 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.
sáb. 9/271:55 pmMIA - PUJ
Nonstop2h 36mArajet
sáb. 10/49:38 amPUJ - MIA
Nonstop2h 47mArajet
Deal found 7/31$224
This Mytrip deal was found by Cheapflights users on 7/29. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 8/138:00 amMIA - PUJ
Nonstop2h 32mFrontier
lun. 8/189:04 pmPUJ - MIA
Nonstop2h 36mFrontier
Deal found 7/29$233
This Mytrip deal was found by Cheapflights users on 7/29. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 8/51:55 pmMIA - PUJ
Nonstop2h 36mMultiple Airlines
mié. 8/1311:46 amPUJ - MIA
Nonstop2h 34mMultiple Airlines
Deal found 7/29$242
This Booking.com deal was found by Cheapflights users on 7/30. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 8/48:00 amMIA - SDQ
Nonstop2h 00mMultiple Airlines
lun. 8/1810:19 amSDQ - MIA
Nonstop2h 20mMultiple Airlines
Deal found 7/30$261
This American Airlines deal was found by Cheapflights users on 7/29. 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.
jue. 8/147:10 amMIA - SDQ
Nonstop2h 15mAmerican Airlines
dom. 8/177:20 pmSDQ - MIA
Nonstop2h 20mAmerican Airlines
Deal found 7/29$264
This LATAM Airlines deal was found by Cheapflights users on 7/30. 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 LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 12/68:20 amMIA - PUJ
Nonstop2h 20mLATAM Airlines
lun. 12/84:40 pmPUJ - MIA
Nonstop2h 45mLATAM Airlines
Deal found 7/30$269
This American Airlines deal was found by Cheapflights users on 7/31. 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.
lun. 10/2012:15 pmMIA - SXM
Nonstop3h 00mAmerican Airlines
vie. 10/244:24 pmSXM - MIA
Nonstop3h 15mAmerican Airlines
Deal found 7/31$271

Cheapflights Fare Finder

 
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 julio 31, 2025.
Use the filters below to find and compare flights from Key Largo to Caribbean that are best for you.

Fly from

Key Largo

Fly to

Caribbean

Route

Depart

Return

Price

MiamiSan Juan

MIA - SJU

MIASJU

Miami

mié. 8/6

3:40 pm-6:31 pm

Nonstop2h 51m

San Juan Luis Munoz Marin Intl

jue. 8/14

8:00 pm-10:34 pm

Nonstop2h 34m

$152

MiamiSan Juan

MIA - SJU

MIASJU

Miami

vie. 10/10

5:51 pm-8:34 pm

Nonstop2h 43m

San Juan Luis Munoz Marin Intl

lun. 10/13

9:39 pm-12:29 am

Nonstop2h 50m

$153

MiamiSan Juan

MIA - SJU

MIASJU

Miami

mar. 8/12

11:44 am-9:50 pm

1 stop10h 06m

San Juan Luis Munoz Marin Intl

jue. 8/21

8:00 pm-10:34 pm

Nonstop2h 34m

$155

MiamiSan Juan

MIA - SJU

MIASJU

Miami

sáb. 8/16

9:20 pm-11:59 pm

Nonstop2h 39m

San Juan Luis Munoz Marin Intl

lun. 8/18

7:05 pm-9:50 pm

Nonstop2h 45m

$180

MiamiSanto Domingo

MIA - SDQ

MIASDQ

Miami

jue. 9/18

7:25 pm-9:45 pm

Nonstop2h 20m

Santo Domingo Las Americas

lun. 10/6

10:19 am-12:39 pm

Nonstop2h 20m

$213

MiamiPunta Cana

MIA - PUJ

MIAPUJ

Miami

sáb. 9/27

1:55 pm-4:31 pm

Nonstop2h 36m

Punta Cana

sáb. 10/4

9:38 am-12:25 pm

Nonstop2h 47m

$224

MiamiPunta Cana

MIA - PUJ

MIAPUJ

Miami

mié. 8/13

8:00 am-10:32 am

Nonstop2h 32m

Punta Cana

lun. 8/18

9:04 pm-11:40 pm

Nonstop2h 36m

$233

MiamiPunta Cana

MIA - PUJ

MIAPUJ

Miami

dom. 8/10

8:30 am-10:50 am

Nonstop2h 20m

Punta Cana

mié. 8/13

11:46 am-2:20 pm

Nonstop2h 34m

$246

MiamiSanto Domingo

MIA - SDQ

MIASDQ

Miami

jue. 8/14

7:10 am-9:25 am

Nonstop2h 15m

Santo Domingo Las Americas

dom. 8/17

7:20 pm-9:40 pm

Nonstop2h 20m

$264

MiamiPunta Cana

MIA - PUJ

MIAPUJ

Miami

sáb. 12/6

8:20 am-11:40 am

Nonstop2h 20m

Punta Cana

lun. 12/8

4:40 pm-6:25 pm

Nonstop2h 45m

$269

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/29

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.

Cheapflights Insights

Everything you need to know about your flight from Key Largo to Caribbean

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 June is currently the most expensive (average of $339). 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 julio 31, 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 julio 31, 2025.

The most flights from KE9 to 0CB are scheduled on a Thursday (20 on average). You will have fewer flight options on Wednesday, which is when the least amount of flights are scheduled (12 on average).

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 julio 31, 2025.
Read through reviews of airlines operating flights from Key Largo to Caribbean, such as Caribbean Airlines, Delta, and Southwest. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Caribbean Airlines
8.1
Very good
166 reviews

Comfort

7.9

Crew

8.4

Food

6.8

Overall

8.1

Boarding

8.1

Entertainment

6.7

Reviews

1 / 10
6.0
Good

Anonymous,Jul 2025

GEO - POS

The crew was welcoming and helpful. No entertainment no meal only a drink.
Caribbean Airlines
8.1
Very good
166 reviews
Caribbean Airlines
8.1
Very good
166 reviews

Comfort

7.9

Crew

8.4

Food

6.8

Overall

8.1

Boarding

8.1

Entertainment

6.7

Reviews

1 / 10
6.0
Good

Anonymous,Jul 2025

GEO - POS

The crew was welcoming and helpful. No entertainment no meal only a drink.
Delta
8.0
Very good
7,981 reviews
Caribbean Airlines
8.1
Very good
166 reviews

Comfort

7.9

Crew

8.4

Food

6.8

Overall

8.1

Boarding

8.1

Entertainment

6.7

Reviews

1 / 10
6.0
Good

Anonymous,Jul 2025

GEO - POS

The crew was welcoming and helpful. No entertainment no meal only a drink.
Southwest
8.0
Very good
4,246 reviews
Caribbean Airlines
8.1
Very good
166 reviews

Comfort

7.9

Crew

8.4

Food

6.8

Overall

8.1

Boarding

8.1

Entertainment

6.7

Reviews

1 / 10
6.0
Good

Anonymous,Jul 2025

GEO - POS

The crew was welcoming and helpful. No entertainment no meal only a drink.
Copa Airlines
7.5
Good
1,493 reviews
Caribbean Airlines
8.1
Very good
166 reviews

Comfort

7.9

Crew

8.4

Food

6.8

Overall

8.1

Boarding

8.1

Entertainment

6.7

Reviews

1 / 10
6.0
Good

Anonymous,Jul 2025

GEO - POS

The crew was welcoming and helpful. No entertainment no meal only a drink.
LATAM Airlines
7.5
Good
1,822 reviews
Caribbean Airlines
8.1
Very good
166 reviews

Comfort

7.9

Crew

8.4

Food

6.8

Overall

8.1

Boarding

8.1

Entertainment

6.7

Reviews

1 / 10
6.0
Good

Anonymous,Jul 2025

GEO - POS

The crew was welcoming and helpful. No entertainment no meal only a drink.

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 $67. Users have also found prices from $68 and $90 on Frontier and American Airlines, 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 - Santo Domingo Las Americas or Miami - Punta Cana 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 Atlas Air (89%), American Airlines (77%) and Iberia (77%).

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

    Looking at all options, your cheapest flight can be booked for $66. While the most popular route (Miami - San Juan Luis Munoz Marin Intl) can be booked for $115 on average our data indicates $187 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 June is currently the most expensive (average of $339). 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 julio 31, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$48Average$249FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$60Average$278FlexibilityNo cancel feeOn-time65%
JetBlueCheapest$83Average$351FlexibilityNo cancel feeOn-time62%
Western AirCheapest$96Average$294FlexibilityNo cancel feeOn-timeN/A
ArajetCheapest$131Average$273FlexibilityNo cancel feeOn-timeN/A
Copa AirlinesCheapest$152Average$366FlexibilityNo cancel feeOn-time70%
LATAM AirlinesCheapest$170Average$326FlexibilityNo cancel feeOn-time81%
BahamasairCheapest$171Average$283FlexibilityNo cancel feeOn-time33%
SouthwestCheapest$176Average$467FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$203Average$505FlexibilityNo cancel feeOn-time71%

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