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Cheap flights from Florida Keys to New York 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 Florida Keys to New York departing on 1/9. 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 Florida Keys to New York

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
4:52 pm - 7:58 pm
MIA
-
LGA
3h 06mnonstop
Multiple Airlines Logo
10:59 am - 2:21 pm
LGA
-
MIA
3h 22mnonstop
$67Multiple Airlines
Thu, Jan 22 - Mon, Jan 26
Spirit Airlines Logo
4:01 pm - 7:00 pm
MIA
-
LGA
2h 59mnonstop
Spirit Airlines Logo
8:39 pm - 11:59 pm
LGA
-
MIA
3h 20mnonstop
$68Spirit Airlines
Fri, Jan 9 - Tue, Jan 13
Spirit Airlines Logo
1:01 pm - 11:50 pm
MIA
-
LGA
10h 49m1 stop
Spirit Airlines Logo
8:39 pm - 11:59 pm
LGA
-
MIA
3h 20mnonstop
$69Spirit Airlines
Tue, Jan 20 - Tue, Jan 27
Spirit Airlines Logo
6:02 am - 9:00 am
MIA
-
LGA
2h 58mnonstop
Spirit Airlines Logo
8:39 pm - 11:59 pm
LGA
-
MIA
3h 20mnonstop
$70Spirit Airlines
Wed, Feb 4 - Mon, Feb 9
Spirit Airlines Logo
1:01 pm - 11:50 pm
MIA
-
LGA
10h 49m1 stop
Spirit Airlines Logo
8:39 pm - 11:59 pm
LGA
-
MIA
3h 20mnonstop
$71Spirit Airlines
Wed, Jan 21 - Wed, Jan 28
Multiple Airlines Logo
4:01 pm - 7:00 pm
MIA
-
LGA
2h 59mnonstop
Multiple Airlines Logo
4:30 pm - 7:47 pm
LGA
-
MIA
3h 17mnonstop
$72Multiple Airlines
Fri, Jan 9 - Sun, Jan 11
Spirit Airlines Logo
6:02 am - 9:00 am
MIA
-
LGA
2h 58mnonstop
Spirit Airlines Logo
8:39 pm - 11:59 pm
LGA
-
MIA
3h 20mnonstop
$73Spirit Airlines
Tue, Jan 13 - Mon, Jan 19
Spirit Airlines Logo
2:19 pm - 4:59 pm
MIA
-
LGA
2h 40mnonstop
Spirit Airlines Logo
8:39 pm - 11:59 pm
LGA
-
MIA
3h 20mnonstop
$74Spirit Airlines
Wed, Jan 7 - Sat, Jan 10
Spirit Airlines Logo
6:02 am - 9:00 am
MIA
-
LGA
2h 58mnonstop
Spirit Airlines Logo
8:39 pm - 11:59 pm
LGA
-
MIA
3h 20mnonstop
$75Spirit Airlines
Thu, Jan 8 - Sun, Jan 11
Spirit Airlines Logo
4:01 pm - 7:00 pm
MIA
-
LGA
2h 59mnonstop
Spirit Airlines Logo
10:59 am - 2:21 pm
LGA
-
MIA
3h 22mnonstop
$76Spirit Airlines
Fri, Jan 16 - Tue, Jan 20

Frontier flights from Florida Keys to New York LaGuardia Airport

Our best Frontier deals on Florida Keys to New York LaGuardia Airport flight tickets
Frontier
Dec 25
MIA12:19 pmMiami
3h 10m
LGA3:29 pmNew York LaGuardia
Jan 6
LGA4:30 pmNew York LaGuardia
3h 17m
MIA7:47 pmMiami
$68
Find similar
Frontier
Mar 6
MIA6:54 pmMiami
3h 11m
LGA10:05 pmNew York LaGuardia
Mar 9
LGA10:55 pmNew York LaGuardia
3h 14m
MIA2:09 amMiami
$86
Find similar
Frontier
Jan 22
MIA4:52 pmMiami
3h 06m
LGA7:58 pmNew York LaGuardia
Jan 27
LGA6:25 amNew York LaGuardia
6h 22m
1 stop
MIA12:47 pmMiami
$93
Find similar

Spirit Airlines flights from Florida Keys to New York LaGuardia Airport

Our best Spirit Airlines deals on Florida Keys to New York LaGuardia Airport flight tickets
Spirit Airlines
Jan 9
MIA4:01 pmMiami
2h 59m
LGA7:00 pmNew York LaGuardia
Jan 13
LGA8:39 pmNew York LaGuardia
3h 20m
MIA11:59 pmMiami
$68
Find similar
Spirit Airlines
Jan 20
MIA1:01 pmMiami
10h 49m
1 stop
LGA11:50 pmNew York LaGuardia
Jan 27
LGA10:59 amNew York LaGuardia
3h 22m
MIA2:21 pmMiami
$69
Find similar
Spirit Airlines
Feb 4
MIA6:02 amMiami
2h 58m
LGA9:00 amNew York LaGuardia
Feb 24
LGA8:59 pmNew York LaGuardia
14h 41m
1 stop
MIA11:40 amMiami
$70
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Florida Keys to New York LaGuardia Airport 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 December 23, 2025.
Use the filters below to find and compare flights from Florida Keys to New York LaGuardia Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

MiamiNew York

MIA - LGA

MIALGA

Miami

Thu 1/22

4:52 pm-7:58 pm

Nonstop3h 06m

New York LaGuardia

Mon 1/26

10:59 am-2:21 pm

Nonstop3h 22m

$67

MiamiNew York

MIA - LGA

MIALGA

Miami

Fri 1/9

4:01 pm-7:00 pm

Nonstop2h 59m

New York LaGuardia

Tue 1/13

8:39 pm-11:59 pm

Nonstop3h 20m

$68

MiamiNew York

MIA - LGA

MIALGA

Miami

Tue 1/20

1:01 pm-11:50 pm

1 stop10h 49m

New York LaGuardia

Tue 1/27

8:39 pm-11:59 pm

Nonstop3h 20m

$69

MiamiNew York

MIA - LGA

MIALGA

Miami

Wed 2/4

6:02 am-9:00 am

Nonstop2h 58m

New York LaGuardia

Mon 2/9

8:39 pm-11:59 pm

Nonstop3h 20m

$70

MiamiNew York

MIA - LGA

MIALGA

Miami

Wed 1/21

1:01 pm-11:50 pm

1 stop10h 49m

New York LaGuardia

Wed 1/28

8:39 pm-11:59 pm

Nonstop3h 20m

$71

MiamiNew York

MIA - LGA

MIALGA

Miami

Fri 1/9

4:01 pm-7:00 pm

Nonstop2h 59m

New York LaGuardia

Sun 1/11

4:30 pm-7:47 pm

Nonstop3h 17m

$72

MiamiNew York

MIA - LGA

MIALGA

Miami

Tue 1/13

6:02 am-9:00 am

Nonstop2h 58m

New York LaGuardia

Mon 1/19

8:39 pm-11:59 pm

Nonstop3h 20m

$73

MiamiNew York

MIA - LGA

MIALGA

Miami

Wed 1/7

2:19 pm-4:59 pm

Nonstop2h 40m

New York LaGuardia

Sat 1/10

8:39 pm-11:59 pm

Nonstop3h 20m

$74

MiamiNew York

MIA - LGA

MIALGA

Miami

Thu 1/8

6:02 am-9:00 am

Nonstop2h 58m

New York LaGuardia

Sun 1/11

8:39 pm-11:59 pm

Nonstop3h 20m

$75

MiamiNew York

MIA - LGA

MIALGA

Miami

Fri 1/16

4:01 pm-7:00 pm

Nonstop2h 59m

New York LaGuardia

Tue 1/20

10:59 am-2:21 pm

Nonstop3h 22m

$76

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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How to get the cheapest flight ticket from Florida Keys to New York LaGuardia Airport

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 New York LaGuardia Airport?

The cheapest month to fly to New York LaGuardia Airport from Florida Keys is in September. Flight prices, which tend to average around $152, are often lower during this time because this is during the off-season. If you don’t want to visit New York LaGuardia Airport in September, then you should wait until March to fly from Florida Keys, when ticket prices are also cheap, with an average price of $157.

What is the cheapest day to depart on your flight to New York LaGuardia Airport?

The cheapest day to depart on your flight to New York LaGuardia Airport is on a Wednesday when prices can be found for as low as $178. This is often the case because there is less demand to fly during this day of the week. Flights from Florida Keys to New York LaGuardia Airport on a Sunday will generally be more expensive and average around $280. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to New York LaGuardia Airport?

Our data shows that the cheapest Florida Keys to New York LaGuardia Airport flights are usually those with departure times in the evening. Our users have found flights to New York LaGuardia Airport in the evening for as low as $165. Flights in the morning are often more expensive with an average ticket price of $211.

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

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

How far in advance should I book a flight to New York LaGuardia Airport?

You are more likely to see cheaper flights to New York LaGuardia Airport from Florida Keys when booking weeks ahead of your departure date. In general, you can expect to find flights to New York LaGuardia Airport for around $194 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to New York LaGuardia Airport from Florida Keys for as low as $143 on momondo.

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

There are 4 cabin classes available to choose from on Florida Keys to New York LaGuardia 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 Florida Keys to New York LaGuardia Airport flights?

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

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

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

Fastest flight time

2h 40m

Direct flights

Every day
The fastest flight from Florida Keys to New York LaGuardia Airport takes 2h 40m
Direct flights go from Florida Keys to New York LaGuardia Airport every day.
Search flight deals

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

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

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

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

    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 Florida Keys to New York LaGuardia Airport.

  • What documentation or ID do you need to fly to New York LaGuardia Airport?

    The travel and health documents you'll need for your trip to New York LaGuardia Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at New York LaGuardia Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

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

Best airlines flying from Florida Keys to New York LaGuardia Airport

Compare and see reviews for airlines that fly from Florida Keys to New York LaGuardia Airport with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $229Free CancellationRating
7.2
11,054 reviews
Search American Airlines flights

Traveling to a place near New York?

Book flights to New York if you plan to visit one of these locations
Seaside Heights
Queens
Bronx
Yonkers
East Rutherford
Asbury Park
Point Pleasant Beach
Beach Haven
Spring Lake
Long Branch
Tannersville
Wayne
Stamford
Secaucus
East Stroudsburg
Ocean Grove
Elizabeth
Parsippany
Staten Island
Middletown

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Florida Keys to New York for you.

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

momondo does allow users to show only those flights to New York from Florida Keys which offer a flexible booking policy as well as other useful filters and features.

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

Once you have performed a search for Florida Keys to New York flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

If you are simply researching potential flights to New York, momondo offers a useful price alert feature which will track prices for flights to New York from Florida Keys and alert you when they change.

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