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Cheap flights from the United States to Florida Keys from $28

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 2/19. 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.
8:06 pm - 10:09 pmATL-MIA
2h 03mnonstop
6:00 am - 8:21 amMIA-ATL
2h 21mnonstop
$56Frontier
Find Deal
Mon, Dec 16 - Fri, Dec 20
5:45 pm - 9:30 pmBOS-MIA
3h 45mnonstop
8:10 am - 11:25 amMIA-BOS
3h 15mnonstop
$57Spirit Airlines
Find Deal
Tue, Dec 10 - Tue, Dec 17
1:50 pm - 5:25 pmBOS-MIA
3h 35mnonstop
6:35 pm - 9:54 pmMIA-BOS
3h 19mnonstop
$117JetBlue
Find Deal
Sun, Dec 8 - Wed, Dec 11
1:20 pm - 4:30 pmJFK-MIA
3h 10mnonstop
7:27 pm - 10:39 pmMIA-JFK
3h 12mnonstop
$121JetBlue
Find Deal
Wed, Feb 26 - Wed, Feb 26
7:05 am - 10:55 amBOS-MIA
3h 50mnonstop
7:15 pm - 10:40 pmMIA-BOS
3h 25mnonstop
$127Delta
Find Deal
Wed, Jan 22 - Tue, Jan 28
4:00 pm - 7:52 pmBOS-MIA
3h 52mnonstop
11:50 am - 3:15 pmMIA-BOS
3h 25mnonstop
$132Delta
Find Deal
Sat, Jan 25 - Thu, Jan 30
6:57 am - 10:15 amLGA-MIA
3h 18mnonstop
6:54 pm - 9:58 pmMIA-LGA
3h 04mnonstop
$137American Airlines
Find Deal
Wed, Dec 11 - Tue, Dec 17
6:21 pm - 9:45 pmJFK-MIA
3h 24mnonstop
9:50 pm - 12:53 amMIA-JFK
3h 03mnonstop
$142American Airlines
Find Deal
Fri, Jan 10 - Wed, Jan 15
5:45 am - 2:41 pmBOS-MIA
8h 56m2 stops
10:18 am - 3:41 pmMIA-BOS
5h 23m1 stop
$193United Airlines
Find Deal
Mon, Jan 27 - Thu, Jan 30
9:00 am - 2:41 pmDCA-MIA
5h 41m1 stop
6:15 am - 12:22 pmMIA-DCA
6h 07m1 stop
$208United Airlines
Find Deal
Wed, Jan 8 - Tue, Jan 14
3:50 pm - 5:50 pmATL-MIA
2h 00mnonstop
$28Frontier
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Wed, Feb 19
9:47 pm - 11:49 pmATL-MIA
2h 02mnonstop
$30Frontier
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Sun, Jan 12
6:17 pm - 10:00 pmBOS-MIA
3h 43mnonstop
$31Spirit Airlines
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Tue, Dec 31
1:55 pm - 5:15 pmLGA-MIA
3h 20mnonstop
$31Spirit Airlines
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Tue, Dec 10
4:00 pm - 7:52 pmBOS-MIA
3h 52mnonstop
$64Delta
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Sat, Jan 25
7:55 pm - 11:23 pmJFK-MIA
3h 28mnonstop
$69Delta
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Tue, Dec 31
5:34 pm - 8:56 pmJFK-MIA
3h 22mnonstop
$74American Airlines
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Fri, Jan 24
6:30 am - 9:43 amEWR-MIA
3h 13mnonstop
$84United Airlines
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Sat, Feb 22
2:31 pm - 6:07 pmBOS-MIA
3h 36mnonstop
$89American Airlines
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Wed, Feb 19
12:12 pm - 10:21 pmBOS-MIA
10h 09m1 stop
$98United Airlines
Find Deal
Sat, Jan 25
9:07 am - 11:08 amATL-MIA
2h 01mnonstop
6:45 pm - 9:01 pmMIA-ATL
2h 16mnonstop
$88Frontier
Find Deal
Tue, Nov 26 - Thu, Nov 28
3:09 pm - 5:14 pmATL-MIA
2h 05mnonstop
4:40 pm - 7:01 pmMIA-ATL
2h 21mnonstop
$89Frontier
Find Deal
Tue, Nov 26 - Thu, Dec 5
6:24 pm - 10:00 pmBOS-MIA
3h 36mnonstop
6:15 am - 9:33 amMIA-BOS
3h 18mnonstop
$156Spirit Airlines
Find Deal
Mon, Nov 25 - Thu, Nov 28
2:00 pm - 10:42 amATL-MIA
20h 42m1 stop
3:23 pm - 9:51 pmMIA-ATL
6h 28m1 stop
$175Spirit Airlines
Find Deal
Tue, Nov 26 - Thu, Dec 5
5:59 pm - 9:17 pmJFK-MIA
3h 18mnonstop
7:10 am - 10:09 amMIA-JFK
2h 59mnonstop
$242Delta
Find Deal
Mon, Nov 25 - Sat, Dec 7
7:10 am - 10:55 amBOS-MIA
3h 45mnonstop
7:55 pm - 11:24 pmMIA-BOS
3h 29mnonstop
$252Delta
Find Deal
Mon, Nov 25 - Thu, Dec 5
8:05 pm - 11:13 pmDCA-MIA
3h 08mnonstop
9:17 pm - 11:59 pmMIA-DCA
2h 42mnonstop
$271American Airlines
Find Deal
Mon, Nov 25 - Wed, Nov 27
5:00 am - 7:47 amDCA-MIA
2h 47mnonstop
6:30 am - 9:06 amMIA-DCA
2h 36mnonstop
$272American Airlines
Find Deal
Tue, Nov 26 - Tue, Dec 10
10:25 am - 4:57 pmLGA-MIA
6h 32m1 stop
12:35 pm - 6:38 pmMIA-LGA
6h 03m1 stop
$292United Airlines
Find Deal
Tue, Nov 26 - Thu, Nov 28
11:32 am - 8:25 pmBOS-MIA
8h 53m2 stops
10:26 am - 3:51 pmMIA-BOS
5h 25m1 stop
$306United Airlines
Find Deal
Mon, Nov 25 - Thu, Dec 5
8:06 pm - 10:09 pmATL-MIA
2h 03mnonstop
6:40 pm - 9:02 pmMIA-ATL
2h 22mnonstop
$56Frontier
Find Deal
Mon, Dec 9 - Tue, Dec 10
5:45 pm - 9:30 pmBOS-MIA
3h 45mnonstop
8:10 am - 11:25 amMIA-BOS
3h 15mnonstop
$57Spirit Airlines
Find Deal
Tue, Dec 10 - Tue, Dec 17
4:40 pm - 8:31 pmBOS-MIA
3h 51mnonstop
7:15 pm - 10:40 pmMIA-BOS
3h 25mnonstop
$117Delta
Find Deal
Tue, Jan 21 - Wed, Jan 22
1:20 pm - 4:30 pmJFK-MIA
3h 10mnonstop
7:27 pm - 10:39 pmMIA-JFK
3h 12mnonstop
$121JetBlue
Find Deal
Wed, Feb 26 - Wed, Feb 26
1:50 pm - 5:25 pmBOS-MIA
3h 35mnonstop
6:35 pm - 9:54 pmMIA-BOS
3h 19mnonstop
$122JetBlue
Find Deal
Wed, Dec 11 - Sat, Dec 14
7:55 pm - 11:23 pmJFK-MIA
3h 28mnonstop
7:10 am - 10:09 amMIA-JFK
2h 59mnonstop
$126Delta
Find Deal
Mon, Dec 9 - Wed, Dec 11
8:00 am - 11:46 amBOS-MIA
3h 46mnonstop
6:25 pm - 9:46 pmMIA-BOS
3h 21mnonstop
$137American Airlines
Find Deal
Wed, Dec 4 - Sat, Dec 14
6:57 am - 10:15 amLGA-MIA
3h 18mnonstop
6:54 pm - 9:58 pmMIA-LGA
3h 04mnonstop
$137American Airlines
Find Deal
Wed, Dec 11 - Tue, Dec 17
6:00 am - 9:12 amEWR-MIA
3h 12mnonstop
10:26 am - 1:30 pmMIA-EWR
3h 04mnonstop
$164United Airlines
Find Deal
Tue, Dec 17 - Tue, Dec 17
6:30 am - 9:43 amEWR-MIA
3h 13mnonstop
8:00 am - 11:01 amMIA-EWR
3h 01mnonstop
$182United Airlines
Find Deal
Sun, Mar 2 - Sat, Mar 8

Frontier flights from United States to Florida Keys

Our best Frontier deals on United States to Florida Keys flight tickets
Frontier
Dec 16
ATL8:06 pmAtlanta Hartsfield-Jackson
2h 03m
MIA10:09 pmMiami
Dec 20
MIA6:00 amMiami
2h 21m
ATL8:21 amAtlanta Hartsfield-Jackson
Frontier
Dec 16
ATL8:06 pmAtlanta Hartsfield-Jackson
2h 03m
MIA10:09 pmMiami
Dec 18
MIA6:00 amMiami
2h 21m
ATL8:21 amAtlanta Hartsfield-Jackson
Frontier
Dec 9
ATL8:06 pmAtlanta Hartsfield-Jackson
2h 03m
MIA10:09 pmMiami
Dec 12
MIA2:35 pmMiami
2h 20m
ATL4:55 pmAtlanta Hartsfield-Jackson

American Airlines flights from United States to Florida Keys

Our best American Airlines deals on United States to Florida Keys flight tickets
American Airlines
Dec 4
BOS8:53 amBoston Logan Intl
3h 40m
MIA12:33 pmMiami
Dec 6
MIA5:30 pmMiami
3h 25m
BOS8:55 pmBoston Logan Intl
American Airlines
Dec 11
LGA6:57 amNew York LaGuardia
3h 18m
MIA10:15 amMiami
Dec 17
MIA6:54 pmMiami
3h 04m
LGA9:58 pmNew York LaGuardia
American Airlines
Jan 10
JFK6:21 pmNew York John F Kennedy Intl
3h 24m
MIA9:45 pmMiami
Jan 15
MIA9:50 pmMiami
3h 03m
JFK12:53 amNew York John F Kennedy Intl

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 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 $302. The most expensive day to fly to Florida Keys is Thursday, with ticket prices averaging around $392.

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

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.

Can stopping save me money on United States to Florida Keys flights?

You could potentially save up to 39% on your flight if you consider stops on a United States to Florida Keys flight.

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

$28

Fastest flight time

1h 50m

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 $28. The best round-trip flight deal from United States to Florida Keys found on momondo in the last 72 hours is $56.
The fastest flight from United States to Florida Keys takes 1h 50m
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
9,172 reviews
Search United Airlines flights
American AirlinesPriceFrom $147Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
DeltaPriceFrom $196Free CancellationRating
8.0
8,755 reviews
Search Delta flights
JetBluePriceFrom $241Free CancellationRating
7.4
3,389 reviews
Search JetBlue 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 flights according to clicks in the last 7 days on momondo