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Key Largo

$40+ Cheap flights from John F Kennedy Intl, NY (JFK) to Key Largo, FL

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 1/1. Fares are subject to change and may not be available on all flights or dates of travel.
JFK — MIA
Jan 15 — Jan 221
Thu 1/15
Thu 1/22
1 adult, Economy
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Cheapflights Tip: The best prices from New York John F Kennedy Intl to Key Largo are usually found in September or October, booked 29 days in advance, depart on a Monday or Sunday and return on a Friday

Cheap flight deals from John F Kennedy Intl to Key Largo

Cheapest flights from John F Kennedy Intl to Key Largo
Explore the most affordable flight options available from John F Kennedy Intl to Key Largo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 16, 2025.

This WAYA deal was found by Cheapflights users on 12/15. 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 WAYA is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/316:20 amJFK - MIA
1 stop6h 46mMultiple Airlines
Tue 1/206:00 amMIA - JFK
Nonstop3h 07mMultiple Airlines
Deal found 12/15$103
This Kiwi.com deal was found by Cheapflights users on 12/15. 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 12/316:20 amJFK - MIA
1 stop6h 46mMultiple Airlines
Wed 1/79:03 pmMIA - JFK
Nonstop3h 04mMultiple Airlines
Deal found 12/15$108
This Kiwi.com deal was found by Cheapflights users on 12/15. 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 12/316:20 amJFK - MIA
1 stop6h 46mMultiple Airlines
Wed 12/319:24 pmMIA - JFK
Nonstop3h 04mMultiple Airlines
Deal found 12/15$117
This Super.com deal was found by Cheapflights users on 12/14. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/241:00 pmJFK - MIA
1 stop17h 00mFrontier
Wed 12/319:24 pmMIA - JFK
Nonstop3h 04mFrontier
Deal found 12/14$130
This Delta deal was found by Cheapflights users on 12/15. 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.
Thu 12/257:30 amJFK - MIA
Nonstop3h 15mDelta
Wed 1/75:50 amMIA - JFK
1 stop5h 24mDelta
Deal found 12/15$140
This Delta deal was found by Cheapflights users on 12/15. 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.
Thu 12/257:30 amJFK - MIA
Nonstop3h 15mDelta
Mon 1/57:40 amMIA - JFK
Nonstop2h 50mDelta
Deal found 12/15$142
This Expedia deal was found by Cheapflights users on 12/14. 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.
Wed 12/241:00 pmJFK - MIA
1 stop28h 25mFrontier
Fri 12/269:24 pmMIA - JFK
Nonstop3h 04mFrontier
Deal found 12/14$155
This Priceline deal was found by Cheapflights users on 12/14. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/226:00 amJFK - MIA
Nonstop3h 22mFrontier
Mon 12/229:24 pmMIA - JFK
Nonstop3h 04mFrontier
Deal found 12/14$156
This American Airlines deal was found by Cheapflights users on 12/15. 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 12/316:31 pmJFK - MIA
Nonstop3h 29mAmerican Airlines
Wed 1/79:58 amMIA - JFK
Nonstop3h 02mAmerican Airlines
Deal found 12/15$160
This Super.com deal was found by Cheapflights users on 12/14. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/226:00 amJFK - MIA
Nonstop3h 22mFrontier
Fri 12/269:24 pmMIA - JFK
Nonstop3h 04mFrontier
Deal found 12/14$162

Find flight deals from John F Kennedy Intl to Key Largo

Keep the following information in mind while searching for John F Kennedy Intl to Key Largo flight deals. Data was last updated December 16, 2025.

Most accurate provider

CheapOair
3 stars

Most trusted provider

CheapOair
3 stars

Round-trip from

$71
(eDestinos)

One-way from

$40
(CheapOair)

Popular in

December

Cheapest in

September

Average price

$278
Provider with most accurate pricing for New York (NYC)-Miami flight deals.
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Provider most trusted by Cheapflights users for New York (NYC)-Miami flights.
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From New York John F Kennedy Intl to Key Largo
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One-way flight from New York John F Kennedy Intl to Key Largo
Search Deals
Highest demand for flights based on searches. 5% potential increase in price ($13 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($6 potential savings vs. average RT price).
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Average for round-trip flights in December 2025
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Cheapflights Fare Finder

 
Customize your flight search to find flights from John F Kennedy Intl to Key Largo 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 December 16, 2025.
Use the filters below to find and compare flights from New York John F Kennedy Intl Airport to Key Largo that are best for you.

Fly from

John F Kennedy Intl

Fly to

Key Largo

Route

Depart

Return

Price

New YorkMiami

JFK - MIA

JFKMIA

New York John F Kennedy Intl

Sat 1/24

1:10 pm-4:30 pm

Nonstop3h 20m

Miami

Tue 1/27

7:39 am-10:29 am

Nonstop2h 50m

$123

New YorkMiami

JFK - MIA

JFKMIA

New York John F Kennedy Intl

Sat 1/10

7:55 pm-11:20 pm

Nonstop3h 25m

Miami

Thu 1/15

5:35 pm-8:47 pm

Nonstop3h 12m

$123

New YorkMiami

JFK - MIA

JFKMIA

New York John F Kennedy Intl

Tue 1/13

7:05 am-10:24 am

Nonstop3h 19m

Miami

Wed 1/14

11:39 am-2:39 pm

Nonstop3h 00m

$123

New YorkMiami

JFK - MIA

JFKMIA

New York John F Kennedy Intl

Tue 1/6

1:10 pm-4:30 pm

Nonstop3h 20m

Miami

Mon 1/12

7:40 am-10:30 am

Nonstop2h 50m

$130

New YorkMiami

JFK - MIA

JFKMIA

New York John F Kennedy Intl

Wed 1/28

7:05 am-10:24 am

Nonstop3h 19m

Miami

Fri 1/30

7:25 pm-12:50 am

1 stop5h 25m

$133

New YorkMiami

JFK - MIA

JFKMIA

New York John F Kennedy Intl

Mon 1/5

7:55 pm-11:20 pm

Nonstop3h 25m

Miami

Fri 1/9

10:41 am-1:49 pm

Nonstop3h 08m

$135

New YorkMiami

JFK - MIA

JFKMIA

New York John F Kennedy Intl

Mon 1/5

7:55 pm-11:20 pm

Nonstop3h 25m

Miami

Thu 1/8

7:59 pm-11:09 pm

Nonstop3h 10m

$135

New YorkMiami

JFK - MIA

JFKMIA

New York John F Kennedy Intl

Thu 1/8

6:10 am-9:22 am

Nonstop3h 12m

Miami

Mon 1/12

7:40 am-10:30 am

Nonstop2h 50m

$137

New YorkMiami

JFK - MIA

JFKMIA

New York John F Kennedy Intl

Thu 1/8

8:30 am-2:16 pm

1 stop5h 46m

Miami

Fri 1/9

7:59 pm-11:09 pm

Nonstop3h 10m

$140

New YorkMiami

JFK - MIA

JFKMIA

New York John F Kennedy Intl

Tue 1/6

8:30 am-5:15 pm

1 stop8h 45m

Miami

Tue 1/13

7:15 am-3:14 pm

1 stop7h 59m

$143

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/14

Showing 1-10 of 19 results
1
2

Best time to book a flight from John F Kennedy Intl to Key Largo

Have a flexible travel schedule? Discover the best time to fly to Key Largo from John F Kennedy Intl 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 New York John F Kennedy Intl Airport to Key Largo

How far ahead should I book a flight from New York John F Kennedy Intl Airport to Key Largo?

Use this chart to determine the optimal time to book a round-trip flight from John F Kennedy Intl to Key Largo. Price data was last updated on December 12, 2025.

The best time to book flights from New York John F Kennedy Intl Airport to Key Largo is 29 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from New York John F Kennedy Intl Airport to Key Largo?

Currently, December is the cheapest month in which you can book a flight from New York John F Kennedy Intl Airport to Key Largo (average of $58). Flying from New York John F Kennedy Intl Airport to Key Largo in July is currently the most expensive (average of $94). 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 JFK to KE9?

Find hourly flight availability from John F Kennedy Intl to Key Largo. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 16, 2025.

It’s typically best to fly out from New York John F Kennedy Intl Airport to Key Largo in the morning. Doing so could potentially save you 17% on the flight price compared to flying in the evening, which is usually more expensive.

What is the cheapest day to fly from New York John F Kennedy Intl Airport to Key Largo?

Use this chart to determine the cheapest time to fly round-trip from John F Kennedy Intl to Key Largo. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their New York John F Kennedy Intl Airport to Key Largo flight should consider departing on Saturday evenings when fares are most often at their lowest. Sunday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from New York John F Kennedy Intl Airport to Key Largo

Explore weekly flight availability from John F Kennedy Intl to Key Largo. 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 December 16, 2025.

The most flights from JFK to KE9 are scheduled on a Sunday (70 on average). You will have fewer flight options on Thursday, which is when the least amount of flights are scheduled (35 on average).

Reviews of airlines servicing Key Largo

Get insights into the airlines that provide service to Key Largo. 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 Key Largo. Reviews last updated December 16, 2025.
Read through reviews of airlines operating flights from New York John F Kennedy Intl Airport to Key Largo, such as Delta, American Airlines, and JetBlue. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,010 reviews

Entertainment

7.9

Food

7.3

Crew

8.5

Overall

7.9

Boarding

8.1

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kymberlee,Oct 2024

JFK - ATL

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.
Delta
7.9
Good
8,010 reviews
Delta
7.9
Good
8,010 reviews

Entertainment

7.9

Food

7.3

Crew

8.5

Overall

7.9

Boarding

8.1

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kymberlee,Oct 2024

JFK - ATL

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.
American Airlines
7.2
Good
11,048 reviews
Delta
7.9
Good
8,010 reviews

Entertainment

7.9

Food

7.3

Crew

8.5

Overall

7.9

Boarding

8.1

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kymberlee,Oct 2024

JFK - ATL

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.
JetBlue
7.2
Good
2,894 reviews
Delta
7.9
Good
8,010 reviews

Entertainment

7.9

Food

7.3

Crew

8.5

Overall

7.9

Boarding

8.1

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kymberlee,Oct 2024

JFK - ATL

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.
Spirit Airlines
6.3
Okay
8,186 reviews
Delta
7.9
Good
8,010 reviews

Entertainment

7.9

Food

7.3

Crew

8.5

Overall

7.9

Boarding

8.1

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kymberlee,Oct 2024

JFK - ATL

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.
Frontier
5.8
Fair
3,082 reviews
Delta
7.9
Good
8,010 reviews

Entertainment

7.9

Food

7.3

Crew

8.5

Overall

7.9

Boarding

8.1

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kymberlee,Oct 2024

JFK - ATL

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.

Related info for your journey

Find useful and relevant information for your journey from John F Kennedy Intl to Key Largo. 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 New York John F Kennedy Intl Airport to Key Largo?

    There are many flights that can get you from New York John F Kennedy Intl Airport to Key Largo in 3h 20m. Fly via Delta to get the fastest option. The distance between New York John F Kennedy Intl Airport and Key Largo is about 1091 mi. All flights are typically nonstop.

  • What are the cheapest airlines to fly from New York John F Kennedy Intl Airport to Key Largo one-way?

    The cheapest airlines for a one-way flight from New York John F Kennedy Intl Airport to Key Largo are Frontier ($29), Spirit Airlines ($37), and JetBlue ($63).

  • What are the most reliable airlines from New York John F Kennedy Intl Airport to Key Largo?

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from New York John F Kennedy Intl Airport to Key Largo on time: Royal Jordanian (91%), Frontier (90%), China Southern (89%).

  • What are the cheapest flights from New York John F Kennedy Intl Airport to Key Largo?

    The cheapest flight price from New York John F Kennedy Intl Airport to Key Largo is $38. On average you can expect to pay $610. The most popular route, (New York John F Kennedy Intl - Miami), can usually be booked for $58.

  • Can I find deals for flights from John F Kennedy Intl to Key Largo that include hotel bookings?

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

  • How can I find direct flights from John F Kennedy Intl to Key Largo?

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

  • Can I find deals for business class flights from John F Kennedy Intl to Key Largo?

    Yes. Cheapflights offers flight deals from John F Kennedy Intl to Key Largo 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 New York John F Kennedy Intl Airport to Key Largo?

    Currently, December is the cheapest month in which you can book a flight from New York John F Kennedy Intl Airport to Key Largo (average of $58). Flying from New York John F Kennedy Intl Airport to Key Largo in July is currently the most expensive (average of $94). 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 John F Kennedy Intl to Key Largo

See prices for flight routes from nearby airports that may be better suited for you.
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Top 6 airlines flying from John F Kennedy Intl to Key Largo

Discover the top 6 airlines that operate flights from John F Kennedy Intl to Key Largo. 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 December 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$46Average$169FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$62Average$178FlexibilityNo cancel feeOn-time65%
DeltaCheapest$111Average$327FlexibilityNo cancel feeOn-timeN/A
JetBlueCheapest$112Average$293FlexibilityNo cancel feeOn-time62%
Alaska AirlinesCheapest$128Average$156FlexibilityNo cancel feeOn-time75%
American AirlinesCheapest$139Average$366FlexibilityNo cancel feeOn-time71%

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