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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 2/12. Fares are subject to change and may not be available on all flights or dates of travel.
MIA — EWR
fev 27 — mar 61
sex 2/27
sex 3/6
1 adult, Economy
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Cheapflights Tip: The best prices from Key Largo to Newark are usually found in February or May, booked 82 days in advance, depart on a Thursday or Friday 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 janeiro 28, 2026.

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.
sex 3/2711:52 am
MIA
-
EWR
Nonstop3h 07m
Spirit Airlines
ter 4/74:13 pm
EWR
-
MIA
Nonstop3h 03m
Spirit Airlines
Deal found 1/27$77
This Super.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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ter 3/173:12 pm
MIA
-
EWR
1 stop8h 19m
Spirit Airlines
sáb 3/214:13 pm
EWR
-
MIA
Nonstop3h 03m
Spirit Airlines
Deal found 1/27$78
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.
ter 4/73:12 pm
MIA
-
EWR
1 stop8h 19m
Spirit Airlines
sáb 4/114:13 pm
EWR
-
MIA
Nonstop3h 03m
Spirit Airlines
Deal found 1/27$79
This Booking.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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
qua 3/116:22 pm
MIA
-
EWR
1 stop6h 17m
Spirit Airlines
ter 3/174:13 pm
EWR
-
MIA
Nonstop3h 03m
Spirit Airlines
Deal found 1/26$80
This Gotogate 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
qua 2/254:41 pm
MIA
-
EWR
1 stop7h 58m
Spirit Airlines
dom 3/15:05 pm
EWR
-
MIA
Nonstop3h 08m
Spirit Airlines
Deal found 1/28$81
This CheapOair 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
qua 2/2512:52 pm
MIA
-
EWR
Nonstop3h 08m
Spirit Airlines
qua 3/45:05 pm
EWR
-
MIA
Nonstop3h 08m
Spirit Airlines
Deal found 1/28$82
This Priceline 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb 2/711:47 am
MIA
-
EWR
Nonstop3h 12m
Spirit Airlines
ter 2/105:00 pm
EWR
-
MIA
Nonstop3h 13m
Spirit Airlines
Deal found 1/27$83
This Priceline 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ter 2/311:47 am
MIA
-
EWR
Nonstop3h 12m
Spirit Airlines
ter 2/105:00 pm
EWR
-
MIA
Nonstop3h 13m
Spirit Airlines
Deal found 1/27$84
This Cheapflightsfares 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb 3/1411:52 am
MIA
-
EWR
Nonstop3h 07m
Spirit Airlines
qua 3/181:33 pm
EWR
-
MIA
1 stop6h 20m
Spirit Airlines
Deal found 1/28$85
This Spirit 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 Spirit is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sex 3/1311:52 am
MIA
-
EWR
Nonstop3h 07m
Spirit Airlines
qua 3/181:33 pm
EWR
-
MIA
1 stop6h 20m
Spirit Airlines
Deal found 1/26$86
This Cheapflightsfares 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ter 2/179:53 pm
MIA
-
EWR
1 stop13h 36m
Spirit Airlines
ter 2/245:05 pm
EWR
-
MIA
Nonstop3h 08m
Spirit Airlines
Deal found 1/28$88

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 janeiro 28, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$77
(Kiwi.com)

One-way from

$62
(Kiwi.com)

Popular in

July

Cheapest in

February

Average price

$192
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. 13% potential increase in price ($32 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($4 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 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 janeiro 28, 2026.
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

seg 3/16

3:12 pm-11:31 pm

1 stop8h 19m

Newark

qua 3/18

6:55 am-3:24 pm

1 stop8h 29m

$112

MiamiNewark

MIA - EWR

MIAEWR

Miami

sáb 3/14

11:52 am-2:59 pm

Nonstop3h 07m

Newark

sex 3/20

4:13 pm-7:16 pm

Nonstop3h 03m

$117

MiamiNewark

MIA - EWR

MIAEWR

Miami

sex 2/27

7:45 pm-11:00 pm

Nonstop3h 15m

Newark

dom 3/1

8:29 pm-11:44 pm

Nonstop3h 15m

$137

MiamiNewark

MIA - EWR

MIAEWR

Miami

qua 4/29

8:05 am-3:24 pm

1 stop7h 19m

Newark

ter 5/5

8:30 am-3:35 pm

1 stop7h 05m

$167

MiamiNewark

MIA - EWR

MIAEWR

Miami

ter 2/24

6:00 am-9:08 am

Nonstop3h 08m

Newark

ter 3/3

9:10 am-12:32 pm

Nonstop3h 22m

$167

MiamiNewark

MIA - EWR

MIAEWR

Miami

ter 3/24

11:52 am-2:59 pm

Nonstop3h 07m

Newark

sáb 3/28

4:13 pm-7:16 pm

Nonstop3h 03m

$187

MiamiNewark

MIA - EWR

MIAEWR

Miami

sex 5/1

7:41 pm-12:51 am

1 stop5h 10m

Newark

seg 5/4

9:39 am-5:11 pm

1 stop7h 32m

$192

MiamiNewark

MIA - EWR

MIAEWR

Miami

dom 4/26

11:55 am-3:07 pm

Nonstop3h 12m

Newark

seg 4/27

4:13 pm-7:25 pm

Nonstop3h 12m

$202

MiamiNewark

MIA - EWR

MIAEWR

Miami

sex 2/20

6:00 am-9:08 am

Nonstop3h 08m

Newark

dom 2/22

8:29 pm-11:44 pm

Nonstop3h 15m

$217

MiamiNewark

MIA - EWR

MIAEWR

Miami

sex 3/6

6:00 am-9:08 am

Nonstop3h 08m

Newark

dom 3/8

7:45 pm-11:06 pm

Nonstop3h 21m

$217

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/26

Showing 1-10 of 22 results
1
2
3

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 January 23, 2026.

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 janeiro 28, 2026.

It’s optimal to fly from Key Largo to Newark Airport in the evening. By choosing this option you can save up to 50% on the cost of your flight, compared to a flight at noon.

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 January 24, 2026.

Travelers seeking maximum savings on their Key Largo to Newark Airport flight should consider departing on Thursday 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 janeiro 28, 2026.

The most flights from KE9 to EWR are scheduled on a Tuesday (29 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (14 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 janeiro 28, 2026.
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
9,206 reviews

Boarding

7.7

Entertainment

7.1

Food

6.6

Overall

7.4

Crew

8.1

Comfort

7.3

Reviews

1 / 20
4.0
Okay

Kevin,Dec 2025

BOS - EWR

Seems like every United flight has a delay and it’s always someone else’s fault. Step up and take some accountability
United Airlines
7.4
Good
9,206 reviews
United Airlines
7.4
Good
9,206 reviews

Boarding

7.7

Entertainment

7.1

Food

6.6

Overall

7.4

Crew

8.1

Comfort

7.3

Reviews

1 / 20
4.0
Okay

Kevin,Dec 2025

BOS - EWR

Seems like every United flight has a delay and it’s always someone else’s fault. Step up and take some accountability
American Airlines
7.2
Good
11,198 reviews
United Airlines
7.4
Good
9,206 reviews

Boarding

7.7

Entertainment

7.1

Food

6.6

Overall

7.4

Crew

8.1

Comfort

7.3

Reviews

1 / 20
4.0
Okay

Kevin,Dec 2025

BOS - EWR

Seems like every United flight has a delay and it’s always someone else’s fault. Step up and take some accountability
JetBlue
7.2
Good
2,889 reviews
United Airlines
7.4
Good
9,206 reviews

Boarding

7.7

Entertainment

7.1

Food

6.6

Overall

7.4

Crew

8.1

Comfort

7.3

Reviews

1 / 20
4.0
Okay

Kevin,Dec 2025

BOS - EWR

Seems like every United flight has a delay and it’s always someone else’s fault. Step up and take some accountability
Spirit Airlines
6.3
Okay
8,384 reviews
United Airlines
7.4
Good
9,206 reviews

Boarding

7.7

Entertainment

7.1

Food

6.6

Overall

7.4

Crew

8.1

Comfort

7.3

Reviews

1 / 20
4.0
Okay

Kevin,Dec 2025

BOS - EWR

Seems like every United flight has a delay and it’s always someone else’s fault. Step up and take some accountability
Frontier
5.7
Fair
3,056 reviews
United Airlines
7.4
Good
9,206 reviews

Boarding

7.7

Entertainment

7.1

Food

6.6

Overall

7.4

Crew

8.1

Comfort

7.3

Reviews

1 / 20
4.0
Okay

Kevin,Dec 2025

BOS - EWR

Seems like every United flight has a delay and it’s always someone else’s fault. Step up and take some accountability

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 $137, Spirit Airlines can have you in Newark Airport from Key Largo in 3h 15m. 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 $36. 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 Austrian Airlines (90%), GOL (85%) and Avianca (79%).

  • 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 $799, our data indicates the cheapest price to be $70. The most popular route (Miami - Newark), is priced around $49.

  • 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
Mahwah
East Rutherford
Yonkers
Bethlehem
Elizabeth
Secaucus
Mount Laurel
North Bergen
Ronkonkoma
Edgewater
Seaside Heights
Absecon
Carle Place
Parsippany
Staten Island
Carteret
Stamford
New Brunswick

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Key Largo to Newark

See prices for flight routes from nearby airports that may be better suited for you.
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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 janeiro 28, 2026.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$39Average$203FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$62Average$150FlexibilityNo cancel feeOn-time65%
DeltaCheapest$73Average$177FlexibilityNo cancel feeOn-timeN/A
JetBlueCheapest$76Average$225FlexibilityNo cancel feeOn-time62%
United AirlinesCheapest$125Average$261FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$143Average$292FlexibilityNo cancel feeOn-time71%

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