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John F Kennedy Intl

$38+ Cheap flights from Key Largo, FL to John F Kennedy Intl, NY (JFK)

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 2/15. Fares are subject to change and may not be available on all flights or dates of travel.
MIA — JFK
Jan 7 — Jan 141
Wed 1/7
Wed 1/14
1 adult, Economy
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Cheapflights Tip: The best prices from Key Largo to New York John F Kennedy Intl are usually found in September or October, booked 85 days in advance, depart on a Friday or Thursday and return on a Monday

Cheap flight deals from Key Largo to John F Kennedy Intl

Cheapest flights from Key Largo to John F Kennedy Intl
Explore the most affordable flight options available from Key Largo to John F Kennedy Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 8, 2025.

This Frontier deal was found by Cheapflights users on 12/5. 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.
Mon 12/229:24 pmMIA - JFK
Nonstop3h 04mFrontier
Tue 1/2710:02 amJFK - MIA
Nonstop3h 19mFrontier
Deal found 12/5$68
This CheapOair deal was found by Cheapflights users on 12/7. 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.
Thu 12/259:35 pmMIA - JFK
Nonstop3h 04mFrontier
Mon 1/2610:02 amJFK - MIA
Nonstop3h 19mFrontier
Deal found 12/7$69
This Frontier deal was found by Cheapflights users on 12/6. 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 12/279:35 pmMIA - JFK
Nonstop3h 04mFrontier
Tue 1/66:00 amJFK - MIA
Nonstop3h 22mFrontier
Deal found 12/6$72
This CheapOair deal was found by Cheapflights users on 12/6. 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.
Fri 12/199:24 pmMIA - JFK
Nonstop3h 04mFrontier
Tue 1/66:00 amJFK - MIA
Nonstop3h 22mFrontier
Deal found 12/6$73
This Super.com deal was found by Cheapflights users on 12/7. 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.
Sat 12/279:35 pmMIA - JFK
Nonstop3h 04mFrontier
Sun 1/46:00 amJFK - MIA
Nonstop3h 22mFrontier
Deal found 12/7$76
This Super.com deal was found by Cheapflights users on 12/5. 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.
Thu 12/259:35 pmMIA - JFK
Nonstop3h 04mFrontier
Mon 1/56:00 amJFK - MIA
Nonstop3h 22mFrontier
Deal found 12/5$77
This CheapOair deal was found by Cheapflights users on 12/8. 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.
Sat 12/209:35 pmMIA - JFK
Nonstop3h 04mFrontier
Sun 1/46:00 amJFK - MIA
Nonstop3h 22mFrontier
Deal found 12/8$79
This Super.com deal was found by Cheapflights users on 12/6. 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.
Sat 12/139:03 pmMIA - JFK
Nonstop3h 04mFrontier
Sun 12/146:00 amJFK - MIA
Nonstop3h 22mFrontier
Deal found 12/6$80
This Super.com deal was found by Cheapflights users on 12/8. 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.
Thu 12/119:03 pmMIA - JFK
Nonstop3h 04mFrontier
Mon 12/156:00 amJFK - MIA
Nonstop3h 22mFrontier
Deal found 12/8$81
This Super.com deal was found by Cheapflights users on 12/6. 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 12/109:03 pmMIA - JFK
Nonstop3h 04mFrontier
Sun 1/116:00 amJFK - MIA
Nonstop3h 22mFrontier
Deal found 12/6$82

Find flight deals from Key Largo to John F Kennedy Intl

Keep the following information in mind while searching for Key Largo to John F Kennedy Intl flight deals. Data was last updated December 8, 2025.

Most accurate provider

CheapOair
3 stars

Most trusted provider

CheapOair
3 stars

Round-trip from

$67
(CheapOair)

One-way from

$38
(Frontier)

Popular in

December

Cheapest in

September

Average price

$207
Provider with most accurate pricing for Miami-New York (NYC) flight deals.
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Provider most trusted by Cheapflights users for Miami-New York (NYC) flights.
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From Key Largo to New York John F Kennedy Intl
Search Deals
One-way flight from Key Largo to New York John F Kennedy Intl
Search Deals
Highest demand for flights based on searches. 4% potential increase in price ($8 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($3 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Key Largo to John F Kennedy Intl 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 8, 2025.
Use the filters below to find and compare flights from Key Largo to New York John F Kennedy Intl Airport that are best for you.

Fly from

Key Largo

Fly to

John F Kennedy Intl

Route

Depart

Return

Price

MiamiNew York

MIA - JFK

MIAJFK

Miami

Thu 1/8

7:40 am-10:30 am

Nonstop2h 50m

New York John F Kennedy Intl

Tue 1/13

7:05 am-10:24 am

Nonstop3h 19m

$137

MiamiNew York

MIA - JFK

MIAJFK

Miami

Thu 1/22

3:37 pm-6:45 pm

Nonstop3h 08m

New York John F Kennedy Intl

Sun 1/25

7:55 pm-11:20 pm

Nonstop3h 25m

$137

MiamiNew York

MIA - JFK

MIAJFK

Miami

Sat 1/17

7:59 pm-11:09 pm

Nonstop3h 10m

New York John F Kennedy Intl

Sun 1/18

7:55 pm-11:20 pm

Nonstop3h 25m

$137

MiamiNew York

MIA - JFK

MIAJFK

Miami

Wed 1/28

7:39 am-10:29 am

Nonstop2h 50m

New York John F Kennedy Intl

Wed 1/28

5:00 pm-8:26 pm

Nonstop3h 26m

$137

MiamiNew York

MIA - JFK

MIAJFK

Miami

Thu 2/5

7:59 pm-11:09 pm

Nonstop3h 10m

New York John F Kennedy Intl

Sun 2/8

7:05 am-10:24 am

Nonstop3h 19m

$137

MiamiNew York

MIA - JFK

MIAJFK

Miami

Thu 1/15

11:39 am-2:39 pm

Nonstop3h 00m

New York John F Kennedy Intl

Mon 1/19

7:05 am-10:24 am

Nonstop3h 19m

$137

MiamiNew York

MIA - JFK

MIAJFK

Miami

Wed 1/14

7:39 am-10:29 am

Nonstop2h 50m

New York John F Kennedy Intl

Sat 1/17

7:55 pm-11:20 pm

Nonstop3h 25m

$137

MiamiNew York

MIA - JFK

MIAJFK

Miami

Thu 1/15

7:40 am-10:30 am

Nonstop2h 50m

New York John F Kennedy Intl

Sat 1/17

7:55 pm-11:20 pm

Nonstop3h 25m

$137

MiamiNew York

MIA - JFK

MIAJFK

Miami

Wed 1/14

11:39 am-2:39 pm

Nonstop3h 00m

New York John F Kennedy Intl

Sun 1/18

7:55 pm-11:20 pm

Nonstop3h 25m

$137

MiamiNew York

MIA - JFK

MIAJFK

Miami

Fri 1/16

7:59 pm-11:09 pm

Nonstop3h 10m

$69

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/7

Showing 1-10 of 18 results
1
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Best time to book a flight from Key Largo to John F Kennedy Intl

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

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

Use this chart to determine the optimal time to book a round-trip flight from Key Largo to John F Kennedy Intl. Price data was last updated on December 5, 2025.

The best time to book flights from Key Largo to New York John F Kennedy Intl Airport is 85 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 Key Largo to New York John F Kennedy Intl Airport?

Currently, September is the cheapest month in which you can book a flight from Key Largo to New York John F Kennedy Intl Airport (average of $58). Flying from Key Largo to New York John F Kennedy Intl Airport in March is currently the most expensive (average of $76). 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 JFK?

Find hourly flight availability from Key Largo to John F Kennedy Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 8, 2025.

One of the essential ways to save on airfare from Key Largo to New York John F Kennedy Intl Airport is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the morning could potentially save you up to 42% on airfare.

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

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

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

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

Explore weekly flight availability from Key Largo to John F Kennedy Intl. 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 8, 2025.

The most flights from KE9 to JFK are scheduled on a Monday (78 on average). You will have fewer flight options on Thursday, which is when the least amount of flights are scheduled (72 on average).

Reviews of airlines servicing John F Kennedy Intl

Get insights into the airlines that provide service to John F Kennedy Intl. 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 John F Kennedy Intl. Reviews last updated December 8, 2025.
Get a feel of what it's like to fly with Delta, American Airlines, and JetBlue from Key Largo to New York John F Kennedy Intl Airport by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,011 reviews

Overall

7.9

Entertainment

7.9

Crew

8.5

Boarding

8.1

Comfort

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Sally,Oct 2025

ATH - JFK

Only negative outcome of this trip was 3 hour delay, but everything else was fine.
Delta
7.9
Good
8,011 reviews
Delta
7.9
Good
8,011 reviews

Overall

7.9

Entertainment

7.9

Crew

8.5

Boarding

8.1

Comfort

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Sally,Oct 2025

ATH - JFK

Only negative outcome of this trip was 3 hour delay, but everything else was fine.
American Airlines
7.2
Good
11,045 reviews
Delta
7.9
Good
8,011 reviews

Overall

7.9

Entertainment

7.9

Crew

8.5

Boarding

8.1

Comfort

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Sally,Oct 2025

ATH - JFK

Only negative outcome of this trip was 3 hour delay, but everything else was fine.
JetBlue
7.2
Good
2,899 reviews
Delta
7.9
Good
8,011 reviews

Overall

7.9

Entertainment

7.9

Crew

8.5

Boarding

8.1

Comfort

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Sally,Oct 2025

ATH - JFK

Only negative outcome of this trip was 3 hour delay, but everything else was fine.
Spirit Airlines
6.3
Okay
8,168 reviews
Delta
7.9
Good
8,011 reviews

Overall

7.9

Entertainment

7.9

Crew

8.5

Boarding

8.1

Comfort

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Sally,Oct 2025

ATH - JFK

Only negative outcome of this trip was 3 hour delay, but everything else was fine.
Frontier
5.8
Fair
3,085 reviews
Delta
7.9
Good
8,011 reviews

Overall

7.9

Entertainment

7.9

Crew

8.5

Boarding

8.1

Comfort

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Sally,Oct 2025

ATH - JFK

Only negative outcome of this trip was 3 hour delay, but everything else was fine.

Related info for your journey

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

    Delta can get you from Key Largo to New York John F Kennedy Intl Airport in just under 2h 50m. Your travel time will be generally consistent. There are 1091 mi between Key Largo and New York John F Kennedy Intl Airport. Generally, flights for this route are nonstop.

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

    $31 is the cheapest one-way deal found within the past few days, from Frontier. You may also be able to find cheap deals on Spirit Airlines and JetBlue, with prices starting from $32 and $63, respectively.

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

    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 Key Largo to New York John F Kennedy Intl Airport on time: Air Chathams (100%), Kenya Airways (94%), Japan Airlines (92%).

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

    Looking for the cheapest flight from Key Largo to New York John F Kennedy Intl Airport? While on average our users pay $661, our data indicates the cheapest price to be $42. The most popular route (Miami - New York John F Kennedy Intl), is priced around $58.

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

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

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

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

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

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

    Currently, September is the cheapest month in which you can book a flight from Key Largo to New York John F Kennedy Intl Airport (average of $58). Flying from Key Largo to New York John F Kennedy Intl Airport in March is currently the most expensive (average of $76). 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

Traveling to a place near New York John F Kennedy Intl Airport?

Book flights to New York John F Kennedy Intl Airport if you plan to visit one of these locations
Queens
Bronx
East Rutherford
Mahwah
Yonkers
Elizabeth
Secaucus
North Bergen
Ronkonkoma
Stamford
Staten Island
Edgewater
Carteret
Seaside Heights
Shelton
Absecon
Carle Place
Parsippany
New Brunswick
Mount Laurel

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Alternative routes for Key Largo to John F Kennedy Intl

See prices for flight routes from nearby airports that may be better suited for you.
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Top 5 airlines flying from Key Largo to John F Kennedy Intl

Discover the top 5 airlines that operate flights from Key Largo to John F Kennedy Intl. 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 8, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$54Average$164FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$74Average$191FlexibilityNo cancel feeOn-time65%
DeltaCheapest$79Average$194FlexibilityNo cancel feeOn-timeN/A
JetBlueCheapest$107Average$194FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$127Average$277FlexibilityNo cancel feeOn-time71%

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