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Cheap flights from the United States to Florida Keys from $22

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from the United States to Florida Keys departing on 3/12. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from the United States to Florida Keys

Cheap round-trip flights

These are some of the best round-trip flight deals from the United States to Florida Keys that have been recently found on momondo from popular airlines, departing in the coming months.

Cheap one-way flights

Flying one-way? These are some of the best deals recently discovered on momondo for flights from the United States to Florida Keys.

Cheap last minute flights

Planning a quick getaway from the United States to Florida Keys? These are the last-minute flight deals available now.

Cheap direct flights

If you prefer a non-stop journey, check out our latest direct flight deals to Florida Keys, so you can enjoy a seamless trip without layovers.

Cheap bus & train deals from theUnited States to Florida Keys

Find recent round-trip train or bus tickets from the United States to Florida Keys.

All round-trip flight deals to Florida Keys

The cheapest plane tickets to Florida Keys found on KAYAK recently.
11:33 am - 3:15 pmBOS-MIA
3h 42mnonstop
7:05 am - 10:33 amMIA-BOS
3h 28mnonstop
$36Frontier
Find Deal
mar., mars 11 - jeu., mars 13
12:29 pm - 3:44 pmLGA-MIA
3h 15mnonstop
8:22 am - 11:30 amMIA-LGA
3h 08mnonstop
$36Frontier
Find Deal
mer., mars 19 - mer., mars 26
3:59 pm - 7:41 pmBOS-MIA
3h 42mnonstop
11:15 am - 2:40 pmMIA-BOS
3h 25mnonstop
$63Spirit Airlines
Find Deal
dim., janv. 19 - jeu., janv. 23
7:02 am - 10:20 amLGA-MIA
3h 18mnonstop
8:24 pm - 11:26 pmMIA-LGA
3h 02mnonstop
$71Spirit Airlines
Find Deal
mer., janv. 29 - mer., janv. 29
5:45 pm - 9:11 pmJFK-MIA
3h 26mnonstop
5:40 pm - 8:45 pmMIA-JFK
3h 05mnonstop
$114Delta
Find Deal
mar., févr. 4 - mer., févr. 12
1:10 pm - 4:33 pmJFK-MIA
3h 23mnonstop
7:40 am - 10:32 amMIA-JFK
2h 52mnonstop
$116Delta
Find Deal
mar., janv. 21 - jeu., janv. 23
5:25 am - 8:39 amJFK-MIA
3h 14mnonstop
7:09 am - 10:04 amMIA-JFK
2h 55mnonstop
$118American Airlines
Find Deal
sam., févr. 1 - mer., févr. 5
5:24 pm - 8:31 pmDCA-MIA
3h 07mnonstop
7:22 pm - 10:00 pmMIA-DCA
2h 38mnonstop
$136American Airlines
Find Deal
mar., févr. 4 - mar., févr. 11
5:41 pm - 8:39 pmIAD-MIA
2h 58mnonstop
9:00 am - 11:40 amMIA-IAD
2h 40mnonstop
$137United Airlines
Find Deal
sam., janv. 25 - sam., févr. 1
5:30 pm - 8:26 pmIAD-MIA
2h 56mnonstop
8:45 am - 11:28 amMIA-IAD
2h 43mnonstop
$153United Airlines
Find Deal
dim., févr. 16 - ven., févr. 21
12:29 pm - 3:44 pmLGA-MIA
3h 15mnonstop
$22Frontier
Find Deal
mer., mars 12
10:59 pm - 2:07 amLGA-MIA
3h 08mnonstop
$23Frontier
Find Deal
mer., mai 21
3:59 pm - 7:41 pmBOS-MIA
3h 42mnonstop
$25Spirit Airlines
Find Deal
lun., janv. 27
8:04 pm - 11:29 pmEWR-MIA
3h 25mnonstop
$33Spirit Airlines
Find Deal
mar., janv. 14
3:22 pm - 6:54 pmLGA-MIA
3h 32mnonstop
$58Delta
Find Deal
lun., févr. 10
6:04 pm - 9:56 pmBOS-MIA
3h 52mnonstop
$59American Airlines
Find Deal
sam., févr. 1
5:00 am - 8:21 amEWR-MIA
3h 21mnonstop
$59American Airlines
Find Deal
mar., avr. 1
7:10 pm - 10:38 pmLGA-MIA
3h 28mnonstop
$59Delta
Find Deal
mar., févr. 11
4:09 pm - 10:30 pmBOS-MIA
6h 21m1 stop
$69United Airlines
Find Deal
mer., févr. 19
5:30 pm - 8:26 pmIAD-MIA
2h 56mnonstop
$69United Airlines
Find Deal
lun., févr. 17
3:59 pm - 7:41 pmBOS-MIA
3h 42mnonstop
11:15 am - 2:40 pmMIA-BOS
3h 25mnonstop
$64Spirit Airlines
Find Deal
lun., janv. 13 - jeu., janv. 23
7:02 am - 10:20 amLGA-MIA
3h 18mnonstop
11:30 am - 2:30 pmMIA-LGA
3h 00mnonstop
$75Spirit Airlines
Find Deal
mar., janv. 14 - mer., janv. 15
10:37 am - 2:19 pmBOS-MIA
3h 42mnonstop
6:00 am - 9:34 amMIA-BOS
3h 34mnonstop
$76Frontier
Find Deal
lun., janv. 13 - jeu., janv. 16
10:37 am - 2:19 pmBOS-MIA
3h 42mnonstop
6:00 am - 9:34 amMIA-BOS
3h 34mnonstop
$77Frontier
Find Deal
lun., janv. 13 - jeu., janv. 16
6:21 pm - 9:45 pmJFK-MIA
3h 24mnonstop
6:27 pm - 9:23 pmMIA-JFK
2h 56mnonstop
$116American Airlines
Find Deal
mar., janv. 14 - jeu., janv. 30
12:46 pm - 4:02 pmEWR-MIA
3h 16mnonstop
8:41 am - 11:44 amMIA-EWR
3h 03mnonstop
$117American Airlines
Find Deal
lun., janv. 13 - mar., janv. 14
7:05 am - 10:55 amBOS-MIA
3h 50mnonstop
11:50 am - 3:15 pmMIA-BOS
3h 25mnonstop
$135Delta
Find Deal
lun., janv. 13 - jeu., janv. 16
6:05 pm - 9:30 pmLGA-MIA
3h 25mnonstop
7:00 am - 10:03 amMIA-LGA
3h 03mnonstop
$155Delta
Find Deal
lun., janv. 13 - jeu., janv. 16
5:41 pm - 8:39 pmIAD-MIA
2h 58mnonstop
9:00 am - 11:40 amMIA-IAD
2h 40mnonstop
$177United Airlines
Find Deal
lun., janv. 13 - jeu., janv. 16
6:00 am - 2:57 pmLGA-MIA
8h 57m1 stop
9:00 am - 4:11 pmMIA-LGA
7h 11m1 stop
$187United Airlines
Find Deal
lun., janv. 13 - jeu., janv. 16
12:29 pm - 3:44 pmLGA-MIA
3h 15mnonstop
8:22 am - 11:30 amMIA-LGA
3h 08mnonstop
$36Frontier
Find Deal
mer., mars 19 - mer., mars 26
11:33 am - 3:15 pmBOS-MIA
3h 42mnonstop
7:05 am - 10:33 amMIA-BOS
3h 28mnonstop
$37Frontier
Find Deal
mar., mars 11 - jeu., mars 13
3:59 pm - 7:41 pmBOS-MIA
3h 42mnonstop
11:15 am - 2:40 pmMIA-BOS
3h 25mnonstop
$63Spirit Airlines
Find Deal
lun., janv. 20 - jeu., janv. 23
8:00 pm - 11:25 pmEWR-MIA
3h 25mnonstop
3:55 pm - 6:59 pmMIA-EWR
3h 04mnonstop
$71Spirit Airlines
Find Deal
lun., janv. 27 - mer., janv. 29
1:10 pm - 4:33 pmJFK-MIA
3h 23mnonstop
5:40 pm - 8:45 pmMIA-JFK
3h 05mnonstop
$115Delta
Find Deal
mar., févr. 4 - mer., févr. 12
8:00 pm - 11:37 pmLGA-MIA
3h 37mnonstop
8:55 am - 12:02 pmMIA-LGA
3h 07mnonstop
$116American Airlines
Find Deal
sam., janv. 25 - mer., janv. 29
5:45 pm - 9:11 pmJFK-MIA
3h 26mnonstop
5:40 pm - 8:45 pmMIA-JFK
3h 05mnonstop
$116Delta
Find Deal
mer., févr. 5 - mer., févr. 12
5:00 am - 8:21 amEWR-MIA
3h 21mnonstop
9:36 pm - 12:40 amMIA-EWR
3h 04mnonstop
$117American Airlines
Find Deal
mer., mars 12 - mer., mars 19
5:41 pm - 8:39 pmIAD-MIA
2h 58mnonstop
9:00 am - 11:40 amMIA-IAD
2h 40mnonstop
$137United Airlines
Find Deal
sam., janv. 25 - sam., févr. 1
5:30 pm - 8:26 pmIAD-MIA
2h 56mnonstop
8:45 am - 11:28 amMIA-IAD
2h 43mnonstop
$153United Airlines
Find Deal
dim., févr. 16 - ven., févr. 21

Frontier flights from United States to Florida Keys

Our best Frontier deals on United States to Florida Keys flight tickets
Frontier
Mar 11
BOS11:33 amBoston Logan Intl
3h 42m
MIA3:15 pmMiami
Mar 13
MIA7:05 amMiami
3h 28m
BOS10:33 amBoston Logan Intl
Frontier
Mar 19
LGA12:29 pmNew York LaGuardia
3h 15m
MIA3:44 pmMiami
Mar 26
MIA8:22 amMiami
3h 08m
LGA11:30 amNew York LaGuardia
Frontier
Mar 11
BOS11:33 amBoston Logan Intl
3h 42m
MIA3:15 pmMiami
Mar 13
MIA7:05 amMiami
3h 28m
BOS10:33 amBoston Logan Intl

Delta flights from United States to Florida Keys

Our best Delta deals on United States to Florida Keys flight tickets
Delta
Feb 4
JFK5:45 pmNew York John F Kennedy Intl
3h 26m
MIA9:11 pmMiami
Feb 12
MIA5:40 pmMiami
3h 05m
JFK8:45 pmNew York John F Kennedy Intl
Delta
Jan 21
JFK1:10 pmNew York John F Kennedy Intl
3h 23m
MIA4:33 pmMiami
Jan 23
MIA7:40 amMiami
2h 52m
JFK10:32 amNew York John F Kennedy Intl
Delta
Feb 6
LGA11:05 amNew York LaGuardia
3h 32m
MIA2:37 pmMiami
Feb 8
MIA7:00 amMiami
3h 03m
LGA10:03 amNew York LaGuardia

See travel insights to Florida Keys from

How to get the cheapest flight ticket from United States 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 United States averaging around $194.

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

The cheapest day to depart from United States to Florida Keys is on a Tuesday when prices can be found for as low as $320. The most expensive day to fly to Florida Keys is Friday, with ticket prices averaging around $401.

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 afternoon. momondo users have found flights departing from United States to Florida Keys in the afternoon for as low as $228. 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 $373.

What is the cheapest United States to Florida Keys flight route?

Fly from Boston Logan Intl to Key West for the best United States - 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 United States when booking 28 days ahead of your departure date. In general, you can expect to find flights to Florida Keys for around $254 when searching 28 days out. However, in the past 72 hours, people saw flights from United States for as low as $176.

What cabin class options are available on United States to Florida Keys flights?

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

Cheap United States to Florida Keys flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from United States to Florida Keys

Best Price Found

$22

Fastest flight time

2h 37m

Direct flights

Every day

Airports in Florida Keys

1 airport
The best one-way flight to Florida Keys from United States in the past 72 hours is $22. The best round-trip flight deal from United States to Florida Keys found on momondo in the last 72 hours is $36.
The fastest flight from United States to Florida Keys takes 2h 37m
Direct flights go from United States to Florida Keys every day.
There is 1 airport near Florida Keys: Miami (MIA)

  • When did momondo last update prices for flights from United States to Florida Keys?

    Prices for flights from United States to Florida Keys were last updated today.

  • How many operators does momondo search for flights from United States to Florida Keys?

  • How old do you have to be to fly from United States to Florida Keys?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from United States to Florida Keys.

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

    The necessary travel and health documents for your Florida Keys trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from United States to Florida Keys?


Best airlines flying from United States to Florida Keys

Compare and see reviews for airlines that fly from United States to Florida Keys with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $135Free CancellationRating
7.4
8,942 reviews
Search United Airlines flights
American AirlinesPriceFrom $147Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
JetBluePriceFrom $214Free CancellationRating
7.4
3,191 reviews
Search JetBlue flights
DeltaPriceFrom $216Free CancellationRating
8.0
8,501 reviews
Search Delta flights

Why use momondo?

Why should I use momondo to find a flight deal from United States to Florida Keys?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from United States to Florida Keys. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from United States to Florida Keys with flexible booking policies on momondo?

Flights from United States to Florida Keys with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from United States to Florida Keys?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Florida Keys from United States.

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

If you are not ready to book a flight from United States to Florida Keys now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Florida Keys and let you know when they change.


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Popular cities in Florida Keys

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