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$55+ Cheap flights from Key Largo, FL to Newark (EWR)

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 12/27. Fares are subject to change and may not be available on all flights or dates of travel.
MIA — EWR
ene. 15 — ene. 221
jue. 1/15
jue. 1/22
1 adult, Economy
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Cheapflights Tip: The best prices from Key Largo to Newark are usually found in February or January, booked 82 days in advance, depart on a Friday or Thursday and return on a Monday

Cheap flight deals from Key Largo to Newark

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

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.
mié. 12/3110:40 amMIA - EWR
Nonstop3h 04mSpirit Airlines
lun. 1/56:30 amEWR - MIA
Nonstop3h 05mSpirit Airlines
Deal found 12/14$105
This Spirit 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 Spirit is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 12/3110:40 amMIA - EWR
Nonstop3h 04mSpirit Airlines
mié. 1/76:30 amEWR - MIA
Nonstop3h 05mSpirit Airlines
Deal found 12/14$106
This CheapOair 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 12/2510:40 amMIA - EWR
Nonstop3h 04mSpirit Airlines
dom. 1/255:00 pmEWR - MIA
Nonstop3h 13mSpirit Airlines
Deal found 12/15$107
This eDestinos 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 12/277:14 pmMIA - EWR
Nonstop3h 11mSpirit Airlines
vie. 1/26:30 amEWR - MIA
Nonstop3h 05mSpirit Airlines
Deal found 12/14$113
This eDestinos 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 12/217:14 pmMIA - EWR
Nonstop3h 11mSpirit Airlines
vie. 1/22:49 pmEWR - MIA
Nonstop3h 05mSpirit Airlines
Deal found 12/14$114
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.
mié. 12/318:00 amMIA - EWR
1 stop17h 05mMultiple Airlines
mar. 1/66:30 amEWR - MIA
Nonstop3h 05mMultiple Airlines
Deal found 12/15$115
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.
mié. 12/317:05 pmMIA - EWR
1 stop6h 00mMultiple Airlines
lun. 1/56:30 amEWR - MIA
Nonstop3h 05mMultiple Airlines
Deal found 12/14$118
This Super.com deal was found by Cheapflights users on 12/16. 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.
vie. 12/267:14 pmMIA - EWR
Nonstop3h 11mSpirit Airlines
dom. 1/46:30 amEWR - MIA
Nonstop3h 05mSpirit Airlines
Deal found 12/16$124
This Spirit 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 Spirit is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 12/3110:40 amMIA - EWR
Nonstop3h 04mSpirit Airlines
vie. 1/22:49 pmEWR - MIA
Nonstop3h 05mSpirit Airlines
Deal found 12/14$125
This CheapOair 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 12/3010:40 amMIA - EWR
Nonstop3h 04mSpirit Airlines
mar. 1/66:30 amEWR - MIA
Nonstop3h 05mSpirit Airlines
Deal found 12/14$127
This CheapOair 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 12/2210:40 amMIA - EWR
Nonstop3h 04mSpirit Airlines
vie. 2/275:20 amEWR - MIA
1 stop6h 48mSpirit Airlines
Deal found 12/15$131

Find flight deals from Key Largo to Newark

Keep the following information in mind while searching for Key Largo to Newark flight deals. Data was last updated diciembre 16, 2025.

Most accurate provider

CheapOair
3 stars

Most trusted provider

CheapOair
3 stars

Round-trip from

$99
(CheapOair)

One-way from

$55
(Cheapflightsfares)

Popular in

December

Cheapest in

February

Average price

$249
Provider with most accurate pricing for Miami-New York (NYC) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Miami-New York (NYC) flights.
Search Deals
From Key Largo to Newark
Search Deals
One-way flight from Key Largo to Newark
Search Deals
Highest demand for flights based on searches. 3% potential increase in price ($7 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 Newark 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 diciembre 16, 2025.
Use the filters below to find and compare flights from Key Largo to Newark Airport that are best for you.

Fly from

Key Largo

Fly to

Newark

Route

Depart

Return

Price

MiamiNewark

MIA - EWR

MIAEWR

Miami

mié. 1/14

12:35 pm-3:48 pm

Nonstop3h 13m

Newark

dom. 1/18

6:59 pm-10:20 pm

Nonstop3h 21m

$123

MiamiNewark

MIA - EWR

MIAEWR

Miami

jue. 1/22

11:00 am-2:13 pm

Nonstop3h 13m

Newark

sáb. 1/24

6:59 pm-10:20 pm

Nonstop3h 21m

$123

MiamiNewark

MIA - EWR

MIAEWR

Miami

mar. 2/3

6:55 pm-6:47 am

1 stop11h 52m

Newark

jue. 2/5

5:25 am-11:56 am

1 stop6h 31m

$124

MiamiNewark

MIA - EWR

MIAEWR

Miami

mar. 2/24

2:20 pm-9:26 pm

1 stop7h 06m

Newark

vie. 2/27

10:25 pm-10:41 am

1 stop12h 16m

$124

MiamiNewark

MIA - EWR

MIAEWR

Miami

jue. 1/8

7:15 am-2:54 pm

1 stop7h 39m

Newark

sáb. 1/10

5:30 pm-12:51 am

1 stop7h 21m

$137

MiamiNewark

MIA - EWR

MIAEWR

Miami

vie. 2/27

7:20 pm-12:53 am

1 stop5h 33m

Newark

sáb. 2/28

6:30 pm-12:53 am

1 stop6h 23m

$137

MiamiNewark

MIA - EWR

MIAEWR

Miami

sáb. 1/10

5:50 am-10:47 am

1 stop4h 57m

Newark

sáb. 1/10

5:30 pm-12:51 am

1 stop7h 21m

$137

MiamiNewark

MIA - EWR

MIAEWR

Miami

lun. 1/12

6:00 am-9:06 am

Nonstop3h 06m

Newark

mié. 1/14

7:55 am-11:18 am

Nonstop3h 23m

$143

MiamiNewark

MIA - EWR

MIAEWR

Miami

jue. 1/8

4:32 pm-11:01 pm

1 stop6h 29m

Newark

dom. 1/11

7:30 pm-12:51 am

1 stop5h 21m

$143

MiamiNewark

MIA - EWR

MIAEWR

Miami

lun. 12/29

6:00 am-9:03 am

Nonstop3h 03m

Newark

dom. 1/4

8:15 pm-11:37 pm

Nonstop3h 22m

$147

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/16

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

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

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

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

Booking 82 days in advance of your planned departure date is, on average, the best time to get cheap flights from Key Largo to Newark Airport. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

Currently, March is the cheapest month in which you can book a flight from Key Largo to Newark Airport (average of $50). Flying from Key Largo to Newark Airport in June is currently the most expensive (average of $97). 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 EWR?

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

It’s optimal to fly from Key Largo to Newark Airport in the evening. By choosing this option you can save up to 22% on the cost of your flight, compared to a flight in the morning.

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

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

Travelers seeking maximum savings on their Key Largo to Newark Airport flight should consider departing on Wednesday at noon 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 Key Largo to Newark Airport

Explore weekly flight availability from Key Largo to Newark. 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 diciembre 16, 2025.

The most flights from KE9 to EWR are scheduled on a Tuesday (29 on average). You will have fewer flight options on Thursday, which is when the least amount of flights are scheduled (3 on average).

Reviews of airlines servicing Newark

Get insights into the airlines that provide service to Newark. 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 Newark. Reviews last updated diciembre 16, 2025.
See what other customers who have flown with United Airlines, American Airlines, and JetBlue from Key Largo to Newark Airport have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,094 reviews

Entertainment

7.1

Crew

8.1

Overall

7.4

Food

6.6

Boarding

7.7

Comfort

7.3

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

AMS - EWR

It was good! The first 3/4 of the trip was uncomfortably cold. Only one option for lunch that I didn’t enjoy (vegetarian).
United Airlines
7.4
Good
9,094 reviews
United Airlines
7.4
Good
9,094 reviews

Entertainment

7.1

Crew

8.1

Overall

7.4

Food

6.6

Boarding

7.7

Comfort

7.3

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

AMS - EWR

It was good! The first 3/4 of the trip was uncomfortably cold. Only one option for lunch that I didn’t enjoy (vegetarian).
American Airlines
7.2
Good
11,047 reviews
United Airlines
7.4
Good
9,094 reviews

Entertainment

7.1

Crew

8.1

Overall

7.4

Food

6.6

Boarding

7.7

Comfort

7.3

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

AMS - EWR

It was good! The first 3/4 of the trip was uncomfortably cold. Only one option for lunch that I didn’t enjoy (vegetarian).
JetBlue
7.2
Good
2,894 reviews
United Airlines
7.4
Good
9,094 reviews

Entertainment

7.1

Crew

8.1

Overall

7.4

Food

6.6

Boarding

7.7

Comfort

7.3

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

AMS - EWR

It was good! The first 3/4 of the trip was uncomfortably cold. Only one option for lunch that I didn’t enjoy (vegetarian).
Spirit Airlines
6.3
Okay
8,188 reviews
United Airlines
7.4
Good
9,094 reviews

Entertainment

7.1

Crew

8.1

Overall

7.4

Food

6.6

Boarding

7.7

Comfort

7.3

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

AMS - EWR

It was good! The first 3/4 of the trip was uncomfortably cold. Only one option for lunch that I didn’t enjoy (vegetarian).
Frontier
5.8
Fair
3,082 reviews
United Airlines
7.4
Good
9,094 reviews

Entertainment

7.1

Crew

8.1

Overall

7.4

Food

6.6

Boarding

7.7

Comfort

7.3

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

AMS - EWR

It was good! The first 3/4 of the trip was uncomfortably cold. Only one option for lunch that I didn’t enjoy (vegetarian).

Related info for your journey

Find useful and relevant information for your journey from Key Largo to Newark. 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 Key Largo to Newark Airport flight route?

    Flights from Key Largo to Newark have been viewed 126 times in the past calendar month.

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

    For as low as $123, United Airlines can have you in Newark Airport from Key Largo in 3h 13m. Key Largo and Newark Airport are separated by a distance of 1087 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

    To fly one-way, consider booking your trip with Spirit Airlines, which is currently one of the cheapest options available, starting at $35. Frontier flights start at $49 while deals on JetBlue start at $63 one-way.

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

    The top 3 most reliable airlines when flying from Key Largo to Newark Airport are Avianca (76%), Air Canada (73%) and British Airways (71%).

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

    Looking for the cheapest flight from Key Largo to Newark Airport? While on average our users pay $725, our data indicates the cheapest price to be $63. The most popular route (Miami - Newark), is priced around $71.

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

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

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

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

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

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

    Currently, March is the cheapest month in which you can book a flight from Key Largo to Newark Airport (average of $50). Flying from Key Largo to Newark Airport in June is currently the most expensive (average of $97). 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 Newark Airport?

Book flights to Newark Airport if you plan to visit one of these locations
Queens
Bronx
East Rutherford
Mahwah
Bethlehem
Yonkers
Elizabeth
Secaucus
North Bergen
Ronkonkoma
Mount Laurel
Stamford
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Edgewater
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Top 6 airlines flying from Key Largo to Newark

Discover the top 6 airlines that operate flights from Key Largo to Newark. 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 diciembre 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$39Average$203FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$67Average$156FlexibilityNo cancel feeOn-time65%
DeltaCheapest$98Average$171FlexibilityNo cancel feeOn-timeN/A
JetBlueCheapest$110Average$236FlexibilityNo cancel feeOn-time62%
United AirlinesCheapest$127Average$264FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$145Average$295FlexibilityNo cancel feeOn-time71%

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