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$62+ 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 9/12. Fares are subject to change and may not be available on all flights or dates of travel.
MIA — EWR
Aug 5 — Aug 121
Tue 8/5
Tue 8/12
1 adult, Economy
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Cheapflights Tip: The best prices from Key Largo to Newark are usually found in February or September, booked 40 days in advance, depart on a Thursday or Friday and return on a Tuesday

Cheap 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 July 31, 2025.

Round-trip from

$122
(Mytrip)

One-way from

$62
(Cheapflightsfares)

Popular in

July

Cheapest in

February

Average price

$257
From Key Largo to Newark
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One-way flight from Key Largo to Newark
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Highest demand for flights based on searches. 11% potential increase in price ($27 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($5 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 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 July 31, 2025.

This Mytrip 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/129:54 amMIA - EWR
Nonstop3h 10mSpirit Airlines
Sat 9/138:50 amEWR - MIA
Nonstop3h 07mSpirit Airlines
Deal found 7/30$122
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.
Fri 9/269:23 pmMIA - EWR
Nonstop3h 02mAmerican Airlines
Sat 9/275:40 amEWR - MIA
Nonstop3h 09mAmerican Airlines
Deal found 7/29$127
This United 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/166:30 amMIA - EWR
Nonstop3h 07mUnited Airlines
Sat 8/232:14 pmEWR - MIA
Nonstop3h 11mUnited Airlines
Deal found 7/30$137
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/177:38 pmMIA - EWR
1 stop5h 18mDelta
Sat 9/201:00 pmEWR - MIA
1 stop8h 22mDelta
Deal found 7/31$147
This Trip.com deal was found by Cheapflights users on 7/28. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/25:51 pmMIA - EWR
Nonstop3h 14mMultiple Airlines
Tue 8/55:59 amEWR - MIA
1 stop11h 16mMultiple Airlines
Deal found 7/28$152

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 July 31, 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

Fri 9/12

9:54 am-1:04 pm

Nonstop3h 10m

Newark

Sat 9/13

8:50 am-11:57 am

Nonstop3h 07m

$122

MiamiNewark

MIA - EWR

MIAEWR

Miami

Thu 9/11

7:24 pm-10:29 pm

Nonstop3h 05m

Newark

Sat 9/13

6:49 am-9:55 am

Nonstop3h 06m

$127

MiamiNewark

MIA - EWR

MIAEWR

Miami

Sat 8/16

6:30 am-9:37 am

Nonstop3h 07m

Newark

Sat 8/23

2:14 pm-5:25 pm

Nonstop3h 11m

$137

MiamiNewark

MIA - EWR

MIAEWR

Miami

Wed 9/17

7:38 pm-12:56 am

1 stop5h 18m

Newark

Sat 9/20

1:00 pm-9:22 pm

1 stop8h 22m

$147

MiamiNewark

MIA - EWR

MIAEWR

Miami

Fri 9/12

9:54 am-1:04 pm

Nonstop3h 10m

$62

MiamiNewark

MIA - EWR

MIAEWR

Miami

Tue 8/12

9:42 pm-12:44 am

Nonstop3h 02m

$73

MiamiNewark

MIA - EWR

MIAEWR

Miami

Tue 8/12

7:30 am-12:11 pm

1 stop4h 41m

$83

MiamiNewark

MIA - EWR

MIAEWR

Miami

Tue 8/19

6:05 am-9:07 am

Nonstop3h 02m

$85

MiamiNewark

MIA - EWR

MIAEWR

Miami

Wed 8/6

6:24 pm-12:38 am

1 stop6h 14m

$98

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/30

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 July 25, 2025.

Booking 40 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, January is the cheapest month in which you can book a flight from Key Largo to Newark Airport (average of $228). Flying from Key Largo to Newark Airport in June is currently the most expensive (average of $300). 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 July 31, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Key Largo to Newark Airport as you normally would.

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 evenings when fares are most often at their lowest. Sunday 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 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 July 31, 2025.

The most flights from KE9 to EWR are scheduled on a Thursday (27 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (12 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 July 31, 2025.
See what other customers who have flown with Delta, United Airlines, and American Airlines 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.
Delta
8.0
Very good
7,980 reviews

Food

7.3

Crew

8.5

Boarding

8.2

Overall

8.0

Comfort

7.9

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Lucy,Nov 2023

ATL - JFK

On time flights; courteous staff; efficient boarding system! Thank you!
Delta
8.0
Very good
7,980 reviews
Delta
8.0
Very good
7,980 reviews

Food

7.3

Crew

8.5

Boarding

8.2

Overall

8.0

Comfort

7.9

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Lucy,Nov 2023

ATL - JFK

On time flights; courteous staff; efficient boarding system! Thank you!
United Airlines
7.4
Good
8,902 reviews
Delta
8.0
Very good
7,980 reviews

Food

7.3

Crew

8.5

Boarding

8.2

Overall

8.0

Comfort

7.9

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Lucy,Nov 2023

ATL - JFK

On time flights; courteous staff; efficient boarding system! Thank you!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,980 reviews

Food

7.3

Crew

8.5

Boarding

8.2

Overall

8.0

Comfort

7.9

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Lucy,Nov 2023

ATL - JFK

On time flights; courteous staff; efficient boarding system! Thank you!
Spirit Airlines
6.3
Okay
8,047 reviews
Delta
8.0
Very good
7,980 reviews

Food

7.3

Crew

8.5

Boarding

8.2

Overall

8.0

Comfort

7.9

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Lucy,Nov 2023

ATL - JFK

On time flights; courteous staff; efficient boarding system! Thank you!
Frontier
5.9
Fair
3,238 reviews
Delta
8.0
Very good
7,980 reviews

Food

7.3

Crew

8.5

Boarding

8.2

Overall

8.0

Comfort

7.9

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Lucy,Nov 2023

ATL - JFK

On time flights; courteous staff; efficient boarding system! Thank you!

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.

  • 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 $62. American Airlines flights start at $73 while deals on Delta start at $83 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 Austrian Airlines (85%), TAP AIR PORTUGAL (70%) and United Airlines (66%).

  • 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 $717, our data indicates the cheapest price to be $65. The most popular route (Miami - Newark), is priced around $105.

  • 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, January is the cheapest month in which you can book a flight from Key Largo to Newark Airport (average of $228). Flying from Key Largo to Newark Airport in June is currently the most expensive (average of $300). 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
Elizabeth
Secaucus
Ronkonkoma
Yonkers
Absecon
East Rutherford
Mahwah
North Bergen
Staten Island
Stamford
Parsippany
New Brunswick
Carle Place
Westbury
Hoboken
East Brunswick
Avenel
Paterson

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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 July 31, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$29Average$203FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$69Average$167FlexibilityNo cancel feeOn-time65%
DeltaCheapest$98Average$174FlexibilityNo cancel feeOn-timeN/A
JetBlueCheapest$101Average$226FlexibilityNo cancel feeOn-time62%
United AirlinesCheapest$127Average$291FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$157Average$298FlexibilityNo cancel feeOn-time71%

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