Flights from Newark to Key Largo

Cheapest flights from Newark

These prices were available within the past 7 days. Prices quoted are per person, round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Wed, May 7 - Wed, May 14

JFK

John F. Kennedy Intl.

MIA

Miami Intl.

$68 Roundtrip, found 6 days ago

$68

Roundtrip

found 6 days ago

Select Frontier Airlines flight, departing Wed, May 7 from John F. Kennedy Intl. to Miami Intl., returning Wed, May 14, priced at $68 found 6 days ago

Mon, May 12 - Wed, May 21

LGA

LaGuardia

MIA

Miami Intl.

$77 Roundtrip, found 5 days ago

$77

Roundtrip

found 5 days ago

Select Frontier Airlines flight, departing Mon, May 12 from LaGuardia to Miami Intl., returning Wed, May 21, priced at $77 found 5 days ago

Wed, May 14 - Fri, May 16

JFK

John F. Kennedy Intl.

MIA

Miami Intl.

$77 Roundtrip, found 5 days ago

$77

Roundtrip

found 5 days ago

Select Frontier Airlines flight, departing Wed, May 14 from John F. Kennedy Intl. to Miami Intl., returning Fri, May 16, priced at $77 found 5 days ago

Wed, May 7 - Fri, May 16

JFK

John F. Kennedy Intl.

MIA

Miami Intl.

$83 Roundtrip, found 6 days ago

$83

Roundtrip

found 6 days ago

Select Frontier Airlines flight, departing Wed, May 7 from John F. Kennedy Intl. to Miami Intl., returning Fri, May 16, priced at $83 found 6 days ago

Wed, May 21 - Thu, May 29

JFK

John F. Kennedy Intl.

MIA

Miami Intl.

$86 Roundtrip, found 15 hours ago

$86

Roundtrip

found 15 hours ago

Select Frontier Airlines flight, departing Wed, May 21 from John F. Kennedy Intl. to Miami Intl., returning Thu, May 29, priced at $86 found 15 hours ago

Fri, May 9 - Wed, May 14

JFK

John F. Kennedy Intl.

MIA

Miami Intl.

$93 Roundtrip, found 6 days ago

$93

Roundtrip

found 6 days ago

Select Frontier Airlines flight, departing Fri, May 9 from John F. Kennedy Intl. to Miami Intl., returning Wed, May 14, priced at $93 found 6 days ago

Mon, May 5 - Wed, May 14

JFK

John F. Kennedy Intl.

MIA

Miami Intl.

$94 Roundtrip, found 6 days ago

$94

Roundtrip

found 6 days ago

Select Frontier Airlines flight, departing Mon, May 5 from John F. Kennedy Intl. to Miami Intl., returning Wed, May 14, priced at $94 found 6 days ago

Mon, May 12 - Fri, May 16

JFK

John F. Kennedy Intl.

MIA

Miami Intl.

$96 Roundtrip, found 4 days ago

$96

Roundtrip

found 4 days ago

Select Frontier Airlines flight, departing Mon, May 12 from John F. Kennedy Intl. to Miami Intl., returning Fri, May 16, priced at $96 found 4 days ago

Wed, May 21 - Wed, May 28

JFK

John F. Kennedy Intl.

MIA

Miami Intl.

$97 Roundtrip, found 15 hours ago

$97

Roundtrip

found 15 hours ago

Select Frontier Airlines flight, departing Wed, May 21 from John F. Kennedy Intl. to Miami Intl., returning Wed, May 28, priced at $97 found 15 hours ago

Wed, Jul 16 - Sat, Jul 19

JFK

John F. Kennedy Intl.

MIA

Miami Intl.

$98 Roundtrip, found 1 day ago

$98

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Wed, Jul 16 from John F. Kennedy Intl. to Miami Intl., returning Sat, Jul 19, priced at $98 found 1 day ago

Tue, May 20 - Wed, May 28

LGA

LaGuardia

MIA

Miami Intl.

$98 Roundtrip, found 15 hours ago

$98

Roundtrip

found 15 hours ago

Select Spirit Airlines flight, departing Tue, May 20 from LaGuardia to Miami Intl., returning Wed, May 28, priced at $98 found 15 hours ago

Wed, May 14 - Sat, May 24

JFK

John F. Kennedy Intl.

MIA

Miami Intl.

$100 Roundtrip, found 19 hours ago

$100

Roundtrip

found 19 hours ago

Select Frontier Airlines flight, departing Wed, May 14 from John F. Kennedy Intl. to Miami Intl., returning Sat, May 24, priced at $100 found 19 hours ago

Fri, May 16 - Thu, May 22

JFK

John F. Kennedy Intl.

MIA

Miami Intl.

$102 Roundtrip, found 2 days ago

$102

Roundtrip

found 2 days ago

Select Frontier Airlines flight, departing Fri, May 16 from John F. Kennedy Intl. to Miami Intl., returning Thu, May 22, priced at $102 found 2 days ago

Sat, Sep 6 - Sat, Sep 13

EWR

Newark Liberty Intl. Airport

MIA

Miami Intl.

$118 Roundtrip, found 6 days ago

$118

Roundtrip

found 6 days ago

Select Spirit Airlines flight, departing Sat, Sep 6 from Newark Liberty Intl. Airport to Miami Intl., returning Sat, Sep 13, priced at $118 found 6 days ago

Mon, May 12 - Fri, May 16

EWR

Newark Liberty Intl. Airport

MIA

Miami Intl.

$147 Roundtrip, found 4 days ago

$147

Roundtrip

found 4 days ago

Select United flight, departing Mon, May 12 from Newark Liberty Intl. Airport to Miami Intl., returning Fri, May 16, priced at $147 found 4 days ago

Wed, Jul 9 - Wed, Jul 16

JFK

John F. Kennedy Intl.

MIA

Miami Intl.

$147 Roundtrip, found 1 day ago

$147

Roundtrip

found 1 day ago

Select Delta flight, departing Wed, Jul 9 from John F. Kennedy Intl. to Miami Intl., returning Wed, Jul 16, priced at $147 found 1 day ago

Tue, May 13 - Tue, May 20

JFK

John F. Kennedy Intl.

MIA

Miami Intl.

$147 Roundtrip, found 19 hours ago

$147

Roundtrip

found 19 hours ago

Select JetBlue Airways flight, departing Tue, May 13 from John F. Kennedy Intl. to Miami Intl., returning Tue, May 20, priced at $147 found 19 hours ago

Mon, May 12 - Fri, May 16

JFK

John F. Kennedy Intl.

MIA

Miami Intl.

$147 Roundtrip, found 4 days ago

$147

Roundtrip

found 4 days ago

Select American Airlines flight, departing Mon, May 12 from John F. Kennedy Intl. to Miami Intl., returning Fri, May 16, priced at $147 found 4 days ago

Tue, May 20 - Tue, Jun 3

EWR

Newark Liberty Intl. Airport

EYW

Key West Intl.

$249 Roundtrip, found 1 day ago

$249

Roundtrip

found 1 day ago

Select Delta flight, departing Tue, May 20 from Newark Liberty Intl. Airport to Key West Intl., returning Tue, Jun 3, priced at $249 found 1 day ago

Tue, Jul 8 - Tue, Jul 15

HPN

Westchester County

MIA

Miami Intl.

$269 Roundtrip, found 7 hours ago

$269

Roundtrip

found 7 hours ago

Select Delta flight, departing Tue, Jul 8 from Westchester County to Miami Intl., returning Tue, Jul 15, priced at $269 found 7 hours ago