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Cheap flights from New York LaGuardia Airport to Florida Keys from $41

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from New York LaGuardia Airport to Florida Keys departing on 4/10. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from New York LaGuardia Airport to Florida Keys

Cheap round-trip flights

Enter your travel dates to find the best prices.
Spirit Airlines Logo
8:30 pm - 11:39 pm
LGA
-
MIA
3h 09mnonstop
Spirit Airlines Logo
6:06 am - 9:00 am
MIA
-
LGA
2h 54mnonstop
$74Spirit Airlines
Mon, Mar 16 - Wed, Mar 18
Spirit Airlines Logo
8:39 pm - 11:59 pm
LGA
-
MIA
3h 20mnonstop
Spirit Airlines Logo
2:41 pm - 5:40 pm
MIA
-
LGA
2h 59mnonstop
$75Spirit Airlines
Sat, Feb 7 - Sat, Feb 14
Spirit Airlines Logo
8:45 pm - 11:59 pm
LGA
-
MIA
3h 14mnonstop
Spirit Airlines Logo
4:05 pm - 7:00 pm
MIA
-
LGA
2h 55mnonstop
$76Spirit Airlines
Mon, Mar 9 - Fri, Mar 13
Frontier Logo
8:00 pm - 11:16 pm
LGA
-
MIA
3h 16mnonstop
Frontier Logo
5:55 pm - 9:05 pm
MIA
-
LGA
3h 10mnonstop
$77Frontier
Sat, Feb 7 - Tue, Feb 10
Frontier Logo
8:00 pm - 11:16 pm
LGA
-
MIA
3h 16mnonstop
Frontier Logo
5:55 pm - 9:05 pm
MIA
-
LGA
3h 10mnonstop
$78Frontier
Sat, Feb 7 - Tue, Feb 10
Multiple Airlines Logo
10:55 pm - 2:09 am
LGA
-
MIA
3h 14mnonstop
Multiple Airlines Logo
6:02 am - 9:00 am
MIA
-
LGA
2h 58mnonstop
$79Multiple Airlines
Sat, Mar 7 - Mon, Mar 9
American Airlines Logo
10:10 am - 1:55 pm
LGA
-
EYW
3h 45mnonstop
American Airlines Logo
11:24 am - 5:40 pm
EYW
-
LGA
6h 16m
1 stop
$323American Airlines
Sat, May 2 - Wed, May 6
Delta Logo
9:59 am - 5:01 pm
LGA
-
EYW
7h 02m
1 stop
Delta Logo
7:10 am - 12:42 pm
EYW
-
LGA
5h 32m
1 stop
$324Delta
Wed, Feb 18 - Wed, Feb 25
Multiple Airlines Logo
7:59 pm - 9:06 am
LGA
-
EYW
37h 07m
2 stops
Multiple Airlines Logo
9:46 am - 3:30 pm
EYW
-
LGA
5h 44m
1 stop
$326Multiple Airlines
Tue, Mar 3 - Sun, Mar 8
Delta Logo
2:50 pm - 10:59 am
LGA
-
EYW
20h 09m
2 stops
Delta Logo
7:10 am - 1:42 pm
EYW
-
LGA
6h 32m
1 stop
$327Delta
Sat, Feb 21 - Wed, Feb 25

Frontier flights from New York LaGuardia Airport to Florida Keys

Our best Frontier deals on New York LaGuardia Airport to Florida Keys flight tickets
Frontier
Feb 7
LGA8:00 pmNew York LaGuardia
3h 16m
MIA11:16 pmMiami
Feb 10
MIA5:55 pmMiami
3h 10m
LGA9:05 pmNew York LaGuardia
$77
Frontier
Feb 28
LGA10:00 pmNew York LaGuardia
3h 14m
MIA1:14 amMiami
Mar 7
MIA6:49 pmMiami
3h 11m
LGA10:00 pmNew York LaGuardia
$78
Frontier
Feb 7
LGA8:00 pmNew York LaGuardia
3h 16m
MIA11:16 pmMiami
Feb 12
MIA5:55 pmMiami
3h 10m
LGA9:05 pmNew York LaGuardia
$81

Spirit Airlines flights from New York LaGuardia Airport to Florida Keys

Our best Spirit Airlines deals on New York LaGuardia Airport to Florida Keys flight tickets
Spirit Airlines
Feb 20
LGA8:45 pmNew York LaGuardia
3h 14m
MIA11:59 pmMiami
Feb 27
MIA4:01 pmMiami
2h 59m
LGA7:00 pmNew York LaGuardia
$76
Spirit Airlines
Feb 18
LGA11:59 amNew York LaGuardia
3h 06m
MIA3:05 pmMiami
Feb 26
MIA6:02 amMiami
2h 58m
LGA9:00 amNew York LaGuardia
$80
Spirit Airlines
Feb 18
LGA8:45 pmNew York LaGuardia
3h 14m
MIA11:59 pmMiami
Feb 24
MIA6:02 amMiami
2h 58m
LGA9:00 amNew York LaGuardia
$81

momondo Fare Finder

 
Customize your flight search to find flights from New York LaGuardia Airport to Florida Keys 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, momondo users made 832,500 searches. Data last updated February 1, 2026.
Use the filters below to find and compare flights from New York LaGuardia Airport to Florida Keys that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

New YorkMiami

LGA - MIA

LGAMIA

New York LaGuardia

Mon 3/16

8:30 pm-11:39 pm

Nonstop3h 09m

Miami

Wed 3/18

6:06 am-9:00 am

Nonstop2h 54m

$74

New YorkMiami

LGA - MIA

LGAMIA

New York LaGuardia

Sat 2/7

8:39 pm-11:59 pm

Nonstop3h 20m

Miami

Sat 2/14

2:41 pm-5:40 pm

Nonstop2h 59m

$75

New YorkMiami

LGA - MIA

LGAMIA

New York LaGuardia

Mon 3/9

8:45 pm-11:59 pm

Nonstop3h 14m

Miami

Fri 3/13

4:05 pm-7:00 pm

Nonstop2h 55m

$76

New YorkMiami

LGA - MIA

LGAMIA

New York LaGuardia

Sat 2/7

8:00 pm-11:16 pm

Nonstop3h 16m

Miami

Tue 2/10

5:55 pm-9:05 pm

Nonstop3h 10m

$77

New YorkMiami

LGA - MIA

LGAMIA

New York LaGuardia

Sat 2/7

8:00 pm-11:16 pm

Nonstop3h 16m

Miami

Tue 2/10

5:55 pm-9:05 pm

Nonstop3h 10m

$78

New YorkMiami

LGA - MIA

LGAMIA

New York LaGuardia

Sat 3/7

10:55 pm-2:09 am

Nonstop3h 14m

Miami

Mon 3/9

6:02 am-9:00 am

Nonstop2h 58m

$79

New YorkKey West

LGA - EYW

LGAEYW

New York LaGuardia

Sat 5/2

10:10 am-1:55 pm

Nonstop3h 45m

Key West

Wed 5/6

11:24 am-5:40 pm

1 stop6h 16m

$323

New YorkKey West

LGA - EYW

LGAEYW

New York LaGuardia

Wed 2/18

9:59 am-5:01 pm

1 stop7h 02m

Key West

Wed 2/25

7:10 am-12:42 pm

1 stop5h 32m

$324

New YorkKey West

LGA - EYW

LGAEYW

New York LaGuardia

Tue 3/3

7:59 pm-9:06 am

2 stops37h 07m

Key West

Sun 3/8

9:46 am-3:30 pm

1 stop5h 44m

$326

New YorkKey West

LGA - EYW

LGAEYW

New York LaGuardia

Sat 2/21

2:50 pm-10:59 am

2 stops20h 09m

Key West

Wed 2/25

7:10 am-1:42 pm

1 stop6h 32m

$327

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Florida Keys from

How to get the cheapest flight ticket from New York LaGuardia Airport to Florida Keys

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Florida Keys?

The month of March is another great option to travel to Florida Keys, with average flight prices from New York LaGuardia Airport averaging around $207.

What is the cheapest day to depart on your flight to Florida Keys?

The cheapest day to depart from New York LaGuardia Airport to Florida Keys is on a Tuesday when prices can be found for as low as $252. The most expensive day to fly to Florida Keys is Friday, with ticket prices averaging around $331.

What is the cheapest time of day to depart on your flight to Florida Keys?

According to our data, the cheapest time of day to fly to Florida Keys is in the evening. momondo users have found flights departing from New York LaGuardia Airport to Florida Keys in the evening for as low as $238. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights at noon are often more expensive with an average ticket price of $374.

What is the cheapest New York LaGuardia to Florida Keys flight route?

Fly from New York LaGuardia to Key West for the best New York LaGuardia - Florida Keys flight prices

How far in advance should I book a flight to Florida Keys?

You are more likely to see cheaper flights to Florida Keys from New York LaGuardia Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Florida Keys for around $252 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Florida Keys from New York LaGuardia Airport for as low as $194 on momondo.

What cabin class options are available on New York LaGuardia to Florida Keys flights?

There are 4 cabin classes available to choose from on New York LaGuardia to Florida Keys flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on New York LaGuardia Airport to Florida Keys flights?

No. A direct flight is the cheapest option for a flight between New York LaGuardia Airport to Florida Keys.

Cheap New York LaGuardia Airport to Florida Keys flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from New York LaGuardia Airport to Florida Keys

Fastest flight time

3h 06m

Direct flights

Every day

Airports in Florida Keys

3 airports
The fastest flight from New York LaGuardia Airport to Florida Keys takes 3h 06m
Direct flights go from New York LaGuardia Airport to Florida Keys every day.
There are 3 airports in Florida Keys. From New York LaGuardia Airport there are direct flights to Miami (MIA).
Search flight deals

  • When did momondo last update prices for flights from New York LaGuardia Airport to Florida Keys?

    Prices for flights from New York LaGuardia Airport to Florida Keys refresh daily.

  • How many operators does momondo search for flights from New York LaGuardia Airport to Florida Keys?

  • How old do you have to be to fly from New York LaGuardia Airport to Florida Keys?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from New York LaGuardia Airport to Florida Keys.

  • What documentation or ID do you need to fly to Florida Keys?

    The required travel and health documents for your Florida Keys trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Florida Keys. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular plane model from New York LaGuardia Airport to Florida Keys?

Best airlines flying from New York LaGuardia Airport to Florida Keys

Compare and see reviews for airlines that fly from New York LaGuardia Airport to Florida Keys with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $258Free CancellationRating
7.9
8,128 reviews
Search Delta flights
American AirlinesPriceFrom $290Free CancellationRating
7.2
11,211 reviews
Search American Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from New York to Florida Keys?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Florida Keys from New York.

Can I find flights from New York to Florida Keys with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Florida Keys from New York with this policy.

How can momondo help me find flights from New York to Florida Keys?

momondo provides multiple filters to help you find the best flight to Florida Keys from New York. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from New York to Florida Keys right now. Can momondo alert me if prices change?

Price alerts on flights to Florida Keys from New York are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

An easier way to manage your Florida Keys trip

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Find better results for your trip to Florida Keys

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Popular flights according to clicks in the last 7 days on momondo
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