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Cheap flights from New York LaGuardia Airport to Florida Keys from $40

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 1/4. 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.
Multiple Airlines Logo
8:00 pm - 11:16 pm
LGA
-
MIA
3h 16mnonstop
Multiple Airlines Logo
6:02 am - 9:00 am
MIA
-
LGA
2h 58mnonstop
$71Multiple Airlines
sáb., ene. 24 - mié., ene. 28
Frontier Logo
10:00 pm - 1:14 am
LGA
-
MIA
3h 14mnonstop
Frontier Logo
5:55 pm - 9:05 pm
MIA
-
LGA
3h 10mnonstop
$72Frontier
mar., feb. 17 - jue., feb. 19
Multiple Airlines Logo
4:30 pm - 7:47 pm
LGA
-
MIA
3h 17mnonstop
Multiple Airlines Logo
4:01 pm - 7:00 pm
MIA
-
LGA
2h 59mnonstop
$73Multiple Airlines
mar., ene. 6 - sáb., ene. 10
Spirit Airlines Logo
8:39 pm - 11:59 pm
LGA
-
MIA
3h 20mnonstop
Spirit Airlines Logo
4:01 pm - 7:00 pm
MIA
-
LGA
2h 59mnonstop
$74Spirit Airlines
sáb., ene. 10 - sáb., ene. 17
Spirit Airlines Logo
8:59 am - 12:20 pm
LGA
-
MIA
3h 21mnonstop
Spirit Airlines Logo
6:02 am - 9:00 am
MIA
-
LGA
2h 58mnonstop
$75Spirit Airlines
mié., ene. 7 - mar., ene. 13
Multiple Airlines Logo
8:30 pm - 11:48 pm
LGA
-
MIA
3h 18mnonstop
Multiple Airlines Logo
4:01 pm - 7:00 pm
MIA
-
LGA
2h 59mnonstop
$76Multiple Airlines
dom., ene. 4 - vie., ene. 9
Multiple Airlines Logo
8:30 pm - 11:48 pm
LGA
-
MIA
3h 18mnonstop
Multiple Airlines Logo
2:19 pm - 4:59 pm
MIA
-
LGA
2h 40mnonstop
$77Multiple Airlines
dom., ene. 4 - mié., ene. 7
Frontier Logo
10:00 pm - 1:17 am
LGA
-
MIA
3h 17mnonstop
Frontier Logo
12:20 pm - 3:29 pm
MIA
-
LGA
3h 09mnonstop
$78Frontier
sáb., feb. 28 - mar., mar. 10
Delta Logo
10:00 am - 1:37 pm
LGA
-
EYW
3h 37mnonstop
Delta Logo
6:06 pm - 11:42 pm
EYW
-
LGA
5h 36m1 stop
$278Delta
jue., ene. 1 - mié., ene. 7
Delta Logo
11:00 am - 5:11 pm
LGA
-
EYW
6h 11m1 stop
Delta Logo
7:10 am - 2:44 pm
EYW
-
LGA
7h 34m1 stop
$279Delta
lun., feb. 2 - mié., feb. 11

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 17
LGA10:00 pmNew York LaGuardia
3h 14m
MIA1:14 amMiami
Feb 19
MIA5:55 pmMiami
3h 10m
LGA9:05 pmNew York LaGuardia
$72
Find similar
Frontier
Feb 28
LGA10:00 pmNew York LaGuardia
3h 17m
MIA1:17 amMiami
Mar 10
MIA12:20 pmMiami
3h 09m
LGA3:29 pmNew York LaGuardia
$78
Find similar
Frontier
Feb 7
LGA8:00 pmNew York LaGuardia
3h 16m
MIA11:16 pmMiami
Feb 12
MIA5:50 pmMiami
3h 10m
LGA9:00 pmNew York LaGuardia
$80
Find similar

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
Jan 5
LGA7:55 pmNew York LaGuardia
3h 22m
MIA11:17 pmMiami
Jan 8
MIA4:01 pmMiami
2h 59m
LGA7:00 pmNew York LaGuardia
$74
Find similar
Spirit Airlines
Jan 7
LGA8:59 amNew York LaGuardia
3h 21m
MIA12:20 pmMiami
Jan 14
MIA6:02 amMiami
2h 58m
LGA9:00 amNew York LaGuardia
$75
Find similar
Spirit Airlines
Dec 31
LGA7:55 pmNew York LaGuardia
3h 22m
MIA11:17 pmMiami
Jan 8
MIA6:02 amMiami
2h 58m
LGA9:00 amNew York LaGuardia
$79
Find similar

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 diciembre 11, 2025.
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

sáb. 1/24

8:00 pm-11:16 pm

Nonstop3h 16m

Miami

mié. 1/28

6:02 am-9:00 am

Nonstop2h 58m

$71

New YorkMiami

LGA - MIA

LGAMIA

New York LaGuardia

mar. 2/17

10:00 pm-1:14 am

Nonstop3h 14m

Miami

jue. 2/19

5:55 pm-9:05 pm

Nonstop3h 10m

$72

New YorkMiami

LGA - MIA

LGAMIA

New York LaGuardia

mar. 1/6

4:30 pm-7:47 pm

Nonstop3h 17m

Miami

sáb. 1/10

4:01 pm-7:00 pm

Nonstop2h 59m

$73

New YorkMiami

LGA - MIA

LGAMIA

New York LaGuardia

sáb. 1/10

8:39 pm-11:59 pm

Nonstop3h 20m

Miami

sáb. 1/17

4:01 pm-7:00 pm

Nonstop2h 59m

$74

New YorkMiami

LGA - MIA

LGAMIA

New York LaGuardia

mié. 1/7

8:59 am-12:20 pm

Nonstop3h 21m

Miami

mar. 1/13

6:02 am-9:00 am

Nonstop2h 58m

$75

New YorkMiami

LGA - MIA

LGAMIA

New York LaGuardia

dom. 1/4

8:30 pm-11:48 pm

Nonstop3h 18m

Miami

vie. 1/9

4:01 pm-7:00 pm

Nonstop2h 59m

$76

New YorkMiami

LGA - MIA

LGAMIA

New York LaGuardia

dom. 1/4

8:30 pm-11:48 pm

Nonstop3h 18m

Miami

mié. 1/7

2:19 pm-4:59 pm

Nonstop2h 40m

$77

New YorkMiami

LGA - MIA

LGAMIA

New York LaGuardia

sáb. 2/28

10:00 pm-1:17 am

Nonstop3h 17m

Miami

mar. 3/10

12:20 pm-3:29 pm

Nonstop3h 09m

$78

New YorkKey West

LGA - EYW

LGAEYW

New York LaGuardia

jue. 1/1

10:00 am-1:37 pm

Nonstop3h 37m

Key West

mié. 1/7

6:06 pm-11:42 pm

1 stop5h 36m

$278

New YorkKey West

LGA - EYW

LGAEYW

New York LaGuardia

lun. 2/2

11:00 am-5:11 pm

1 stop6h 11m

Key West

mié. 2/11

7:10 am-2:44 pm

1 stop7h 34m

$279

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 January is another great option to travel to Florida Keys, with average flight prices from New York LaGuardia Airport averaging around $192.

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 $248. The most expensive day to fly to Florida Keys is Friday, with ticket prices averaging around $328.

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 $257. 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 $343.

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 $246 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 $181 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 08m

Direct flights

Every day

Airports in Florida Keys

3 airports
The fastest flight from New York LaGuardia Airport to Florida Keys takes 3h 08m
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 $243Free CancellationRating
7.9
8,007 reviews
Search Delta flights
American AirlinesPriceFrom $276Free CancellationRating
7.2
11,050 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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1 adult
sáb. 1/10
sáb. 1/17
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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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