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Key Largo

$61+ Cheap flights from Newark (EWR) 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 5/5. Fares are subject to change and may not be available on all flights or dates of travel.
EWR — MIA
fev 28 — mar 71
sáb 2/28
sáb 3/7
1 adult, Economy
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Cheapflights Tip: The best prices from Newark to Key Largo are usually found in September or March, booked 24 days in advance, depart on a Monday or Tuesday and return on a Thursday

Cheap flight deals from Newark to Key Largo

Cheapest flights from Newark to Key Largo
Explore the most affordable flight options available from Newark to Key Largo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on janeiro 29, 2026.

This Kiwi.com deal was found by Cheapflights users on 1/26. 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.
seg 2/95:25 am
EWR
-
MIA
1 stop6h 25m
Multiple Airlines
ter 2/106:57 pm
MIA
-
EWR
1 stop28h 33m
Multiple Airlines
Deal found 1/26$110
This Cheapflightsfares deal was found by Cheapflights users on 1/27. 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.
qui 3/55:15 am
EWR
-
MIA
1 stop7h 01m
Spirit Airlines
ter 3/106:22 pm
MIA
-
EWR
1 stop6h 17m
Spirit Airlines
Deal found 1/27$111
This Cheapflightsfares deal was found by Cheapflights users on 1/27. 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.
dom 2/85:25 am
EWR
-
MIA
1 stop6h 25m
Spirit Airlines
ter 2/1011:47 am
MIA
-
EWR
Nonstop3h 12m
Spirit Airlines
Deal found 1/27$112
This CheapOair deal was found by Cheapflights users on 1/26. 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.
seg 2/95:00 pm
EWR
-
MIA
Nonstop3h 13m
Spirit Airlines
sáb 2/289:53 pm
MIA
-
EWR
1 stop13h 36m
Spirit Airlines
Deal found 1/26$113
This Cheapflightsfares deal was found by Cheapflights users on 1/27. 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.
seg 2/96:00 am
EWR
-
MIA
1 stop11h 59m
Spirit Airlines
qua 2/116:55 pm
MIA
-
EWR
1 stop11h 58m
Spirit Airlines
Deal found 1/27$114
This Kiwi.com deal was found by Cheapflights users on 1/26. 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.
ter 2/245:15 am
EWR
-
MIA
1 stop7h 01m
Multiple Airlines
qui 2/267:09 pm
MIA
-
EWR
1 stop29h 59m
Multiple Airlines
Deal found 1/26$115
This Expedia deal was found by Cheapflights users on 1/27. 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.
sáb 2/712:00 pm
EWR
-
MIA
1 stop7h 46m
Spirit Airlines
qui 2/121:24 pm
MIA
-
EWR
Nonstop3h 08m
Spirit Airlines
Deal found 1/27$116
This CheapOair deal was found by Cheapflights users on 1/27. 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 2/712:00 pm
EWR
-
MIA
1 stop7h 46m
Spirit Airlines
sáb 3/2111:52 am
MIA
-
EWR
Nonstop3h 07m
Spirit Airlines
Deal found 1/27$117
This Spirit deal was found by Cheapflights users on 1/28. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb 3/144:13 pm
EWR
-
MIA
Nonstop3h 03m
Spirit Airlines
qua 3/1811:52 am
MIA
-
EWR
Nonstop3h 07m
Spirit Airlines
Deal found 1/28$118
This Booking.com deal was found by Cheapflights users on 1/27. 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.
sex 3/134:13 pm
EWR
-
MIA
Nonstop3h 03m
Spirit Airlines
sex 3/2011:52 am
MIA
-
EWR
Nonstop3h 07m
Spirit Airlines
Deal found 1/27$119
This Kiwi.com deal was found by Cheapflights users on 1/27. 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.
sáb 2/75:00 pm
EWR
-
MIA
Nonstop3h 13m
Multiple Airlines
ter 2/106:57 pm
MIA
-
EWR
1 stop28h 33m
Multiple Airlines
Deal found 1/27$120
This CheapOair deal was found by Cheapflights users on 1/29. 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.
ter 2/35:00 pm
EWR
-
MIA
Nonstop3h 13m
Spirit Airlines
qua 2/182:52 pm
MIA
-
EWR
Nonstop3h 05m
Spirit Airlines
Deal found 1/29$121

Find flight deals from Newark to Key Largo

Keep the following information in mind while searching for Newark to Key Largo flight deals. Data was last updated janeiro 29, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$110
(Kiwi.com)

One-way from

$61
(Expedia)

Popular in

April

Cheapest in

September

Average price

$247
Provider with most accurate pricing for New York (NYC)-Miami flight deals.
Search Deals
Provider most trusted by Cheapflights users for New York (NYC)-Miami flights.
Search Deals
From Newark to Key Largo
Search Deals
One-way flight from Newark to Key Largo
Search Deals
Highest demand for flights based on searches. 2% potential increase in price ($5 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($6 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Newark 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 janeiro 29, 2026.
Use the filters below to find and compare flights from Newark Airport to Key Largo that are best for you.

Fly from

Newark

Fly to

Key Largo

Route

Depart

Return

Price

NewarkMiami

EWR - MIA

EWRMIA

Newark

sáb 2/21

5:14 pm-8:35 pm

Nonstop3h 21m

Miami

qua 2/25

6:00 am-9:08 am

Nonstop3h 08m

$137

NewarkMiami

EWR - MIA

EWRMIA

Newark

dom 3/1

8:29 pm-11:44 pm

Nonstop3h 15m

Miami

sáb 3/7

6:00 am-9:08 am

Nonstop3h 08m

$137

NewarkMiami

EWR - MIA

EWRMIA

Newark

ter 2/17

5:15 am-12:16 pm

1 stop7h 01m

Miami

sex 2/20

3:50 pm-10:00 pm

1 stop6h 10m

$144

NewarkMiami

EWR - MIA

EWRMIA

Newark

qua 2/25

6:59 pm-10:19 pm

Nonstop3h 20m

Miami

qua 3/4

6:35 pm-11:54 pm

1 stop5h 19m

$177

NewarkMiami

EWR - MIA

EWRMIA

Newark

dom 2/15

9:00 pm-12:14 am

Nonstop3h 14m

Miami

ter 2/17

1:24 pm-4:32 pm

Nonstop3h 08m

$212

NewarkMiami

EWR - MIA

EWRMIA

Newark

qua 4/22

4:13 pm-7:25 pm

Nonstop3h 12m

Miami

dom 4/26

11:55 am-3:07 pm

Nonstop3h 12m

$212

NewarkMiami

EWR - MIA

EWRMIA

Newark

sáb 3/7

8:38 pm-11:59 pm

Nonstop3h 21m

Miami

seg 3/9

7:55 pm-11:08 pm

Nonstop3h 13m

$217

NewarkMiami

EWR - MIA

EWRMIA

Newark

dom 3/15

7:45 pm-11:06 pm

Nonstop3h 21m

Miami

sex 3/20

6:00 am-9:08 am

Nonstop3h 08m

$217

NewarkMiami

EWR - MIA

EWRMIA

Newark

sáb 3/7

7:45 pm-11:06 pm

Nonstop3h 21m

Miami

sáb 3/14

6:00 am-9:08 am

Nonstop3h 08m

$217

NewarkMiami

EWR - MIA

EWRMIA

Newark

seg 2/23

6:31 am-9:49 am

Nonstop3h 18m

Miami

sex 2/27

7:15 am-10:23 am

Nonstop3h 08m

$217

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/27

Showing 1-10 of 23 results
1
2
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Best time to book a flight from Newark to Key Largo

Have a flexible travel schedule? Discover the best time to fly to Key Largo from Newark 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 Newark Airport to Key Largo

How far ahead should I book a flight from Newark Airport to Key Largo?

Use this chart to determine the optimal time to book a round-trip flight from Newark to Key Largo. Price data was last updated on January 23, 2026.

The best time to book flights from Newark Airport to Key Largo is 24 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 Newark Airport to Key Largo?

Currently, February is the cheapest month in which you can book a flight from Newark Airport to Key Largo (average of $62). Flying from Newark Airport to Key Largo in December is currently the most expensive (average of $98). 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 EWR to KE9?

Find hourly flight availability from Newark 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 janeiro 29, 2026.

It’s optimal to fly from Newark Airport to Key Largo in the evening. By choosing this option you can save up to 32% on the cost of your flight, compared to a flight in the morning.

What is the cheapest day to fly from Newark Airport to Key Largo?

Use this chart to determine the cheapest time to fly round-trip from Newark to Key Largo. Price data was last updated on January 24, 2026.

Travelers seeking maximum savings on their Newark Airport to Key Largo flight should consider departing on Tuesday at noon when fares are most often at their lowest. Thursday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Newark Airport to Key Largo

Explore weekly flight availability from Newark 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 janeiro 29, 2026.

The most flights from EWR to KE9 are scheduled on a Wednesday (26 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (10 on average).

How much does it cost to fly round-trip from Newark Airport to Key Largo?

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 janeiro 29, 2026.
Get a feel of what it's like to fly with Delta, United Airlines, and American Airlines from Newark Airport to Key Largo 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
8,126 reviews

Entertainment

7.8

Overall

7.9

Food

7.2

Boarding

8.1

Crew

8.5

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
8,126 reviews
Delta
7.9
Good
8,126 reviews

Entertainment

7.8

Overall

7.9

Food

7.2

Boarding

8.1

Crew

8.5

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.
United Airlines
7.4
Good
9,214 reviews
Delta
7.9
Good
8,126 reviews

Entertainment

7.8

Overall

7.9

Food

7.2

Boarding

8.1

Crew

8.5

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
11,206 reviews
Delta
7.9
Good
8,126 reviews

Entertainment

7.8

Overall

7.9

Food

7.2

Boarding

8.1

Crew

8.5

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
2,890 reviews
Delta
7.9
Good
8,126 reviews

Entertainment

7.8

Overall

7.9

Food

7.2

Boarding

8.1

Crew

8.5

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
8,393 reviews
Delta
7.9
Good
8,126 reviews

Entertainment

7.8

Overall

7.9

Food

7.2

Boarding

8.1

Crew

8.5

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 Newark 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 popular is this Newark Airport to Key Largo flight route?

    The Newark to Key Largo flight path was viewed by 380 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • How long is the flight from Newark Airport to Key Largo?

    Airlines like United Airlines and Spirit Airlines fly from Newark Airport to Key Largo in about 3h 21m. The time it takes to get you to your destination can typically vary by up to 3h 40m. The distance from Newark Airport to Key Largo is about 1087 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

    One-way options have recently been found by users for as low as $35 on Spirit Airlines. Other airlines that offer cheap prices include Frontier from $57 and Delta from $73 one-way.

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

    Before booking your flight to Key Largo from Newark Airport, check out the most reliable airlines to get you to your destination on time: British Airways (90%), Air Canada (81%), United Airlines( 81%).

  • What are the cheapest flights from Newark Airport to Key Largo?

    The cheapest flight price from Newark Airport to Key Largo is $63. On average you can expect to pay $583. The most popular route, (Newark - Miami), can usually be booked for $49.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Newark 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 Newark Airport to Key Largo?

    Currently, February is the cheapest month in which you can book a flight from Newark Airport to Key Largo (average of $62). Flying from Newark Airport to Key Largo in December is currently the most expensive (average of $98). 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 Newark to Key Largo

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

Discover the top 7 airlines that operate flights from Newark 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 janeiro 29, 2026.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$26Average$140FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$63Average$205FlexibilityNo cancel feeOn-time65%
JetBlueCheapest$73Average$253FlexibilityNo cancel feeOn-time62%
Allegiant AirCheapest$98Average$178FlexibilityNo cancel feeOn-time88%
DeltaCheapest$113Average$321FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$127Average$357FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$154Average$374FlexibilityNo cancel feeOn-time71%

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