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Cheap flights from Boston to Florida Keys from $37

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Boston to Florida Keys departing on 11/21. 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 Boston to Florida Keys

Cheap round-trip flights

These are some of the best round-trip flight deals from Boston 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 Boston to Florida Keys.

Cheap last minute flights

Planning a quick getaway from Boston 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 Boston to Florida Keys

Find recent round-trip train or bus tickets from Boston to Florida Keys.

All round-trip flight deals to Florida Keys

The cheapest plane tickets to Florida Keys found on KAYAK recently.
11:42 am - 3:27 pmBOS-MIA
3h 45mnonstop
6:30 am - 10:07 amMIA-BOS
3h 37mnonstop
$38Frontier
Find Deal
Tue, Dec 17 - Thu, Dec 19
11:42 am - 3:27 pmBOS-MIA
3h 45mnonstop
6:30 am - 10:07 amMIA-BOS
3h 37mnonstop
$39Frontier
Find Deal
Tue, Dec 17 - Thu, Dec 19
7:31 pm - 11:07 pmBOS-MIA
3h 36mnonstop
6:15 am - 9:33 amMIA-BOS
3h 18mnonstop
$74Spirit Airlines
Find Deal
Mon, Nov 18 - Fri, Nov 22
7:31 pm - 11:07 pmBOS-MIA
3h 36mnonstop
6:15 am - 9:33 amMIA-BOS
3h 18mnonstop
$75Spirit Airlines
Find Deal
Mon, Nov 18 - Thu, Nov 21
3:05 pm - 6:48 pmBOS-MIA
3h 43mnonstop
11:26 am - 2:52 pmMIA-BOS
3h 26mnonstop
$127Delta
Find Deal
Wed, Dec 4 - Tue, Dec 10
7:00 am - 10:37 amBOS-MIA
3h 37mnonstop
8:36 pm - 11:59 pmMIA-BOS
3h 23mnonstop
$137JetBlue
Find Deal
Wed, Feb 5 - Thu, Feb 13
7:10 am - 10:55 amBOS-MIA
3h 45mnonstop
7:59 pm - 11:29 pmMIA-BOS
3h 30mnonstop
$143Delta
Find Deal
Tue, Dec 3 - Mon, Dec 9
7:00 am - 10:33 amBOS-MIA
3h 33mnonstop
6:48 am - 1:10 pmMIA-BOS
6h 22m1 stop
$146JetBlue
Find Deal
Mon, Dec 16 - Wed, Dec 18
6:39 am - 10:25 amBOS-MIA
3h 46mnonstop
8:21 am - 11:35 amMIA-BOS
3h 14mnonstop
$212American Airlines
Find Deal
Wed, Jan 15 - Sun, Jan 19
9:00 am - 1:10 pmBOS-EYW
4h 10mnonstop
1:44 pm - 8:55 pmEYW-BOS
7h 11m1 stop
$249American Airlines
Find Deal
Sat, Dec 7 - Wed, Dec 11
6:24 pm - 10:00 pmBOS-MIA
3h 36mnonstop
$37Spirit Airlines
Find Deal
Thu, Nov 21
6:17 pm - 10:00 pmBOS-MIA
3h 43mnonstop
$38Spirit Airlines
Find Deal
Sat, Jan 4
1:50 pm - 5:25 pmBOS-MIA
3h 35mnonstop
$63JetBlue
Find Deal
Wed, Dec 4
7:10 am - 10:55 amBOS-MIA
3h 45mnonstop
$64Delta
Find Deal
Tue, Dec 3
6:00 am - 9:32 amBOS-MIA
3h 32mnonstop
$74JetBlue
Find Deal
Thu, Nov 21
3:40 pm - 7:24 pmBOS-MIA
3h 44mnonstop
$84Delta
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Tue, Apr 15
10:05 am - 8:26 pmBOS-MIA
10h 21m2 stops
$138United Airlines
Find Deal
Tue, Feb 18
6:00 am - 11:50 amBOS-EYW
5h 50m1 stop
$148United Airlines
Find Deal
Sun, Nov 24
3:10 pm - 6:50 pmBOS-MIA
3h 40mnonstop
$149American Airlines
Find Deal
Fri, Mar 7
7:00 am - 1:50 pmBOS-EYW
6h 50m1 stop
$150American Airlines
Find Deal
Sat, Nov 23
6:00 am - 5:29 pmBOS-MIA
11h 29m1 stop
5:45 am - 9:00 amMIA-BOS
3h 15mnonstop
Sat, Nov 9 - Mon, Nov 18
6:00 am - 5:29 pmBOS-MIA
11h 29m1 stop
6:15 am - 9:33 amMIA-BOS
3h 18mnonstop
Sat, Nov 9 - Tue, Dec 3
7:31 pm - 11:07 pmBOS-MIA
3h 36mnonstop
6:15 am - 9:33 amMIA-BOS
3h 18mnonstop
$221Spirit Airlines
Find Deal
Thu, Nov 7 - Mon, Nov 25
7:31 pm - 11:07 pmBOS-MIA
3h 36mnonstop
5:45 am - 9:00 amMIA-BOS
3h 15mnonstop
$236Spirit Airlines
Find Deal
Fri, Nov 8 - Fri, Nov 15
6:40 pm - 10:17 pmBOS-MIA
3h 37mnonstop
7:29 pm - 10:50 pmMIA-BOS
3h 21mnonstop
$297JetBlue
Find Deal
Sat, Nov 9 - Mon, Nov 25
9:07 am - 1:05 pmBOS-EYW
3h 58mnonstop
3:10 pm - 8:54 pmEYW-BOS
5h 44m1 stop
$301American Airlines
Find Deal
Sat, Nov 9 - Wed, Nov 13
7:34 am - 2:11 pmBOS-EYW
6h 37m1 stop
1:00 pm - 4:32 pmEYW-BOS
3h 32mnonstop
$311American Airlines
Find Deal
Tue, Nov 5 - Sat, Nov 9
9:10 am - 5:25 pmBOS-EYW
8h 15m1 stop
6:20 pm - 12:59 amEYW-BOS
6h 39m1 stop
$320Delta
Find Deal
Tue, Nov 5 - Sat, Nov 9
6:00 am - 11:44 amBOS-MIA
5h 44m1 stop
7:29 pm - 10:50 pmMIA-BOS
3h 21mnonstop
$346JetBlue
Find Deal
Tue, Nov 5 - Mon, Nov 25
3:20 pm - 6:55 pmBOS-MIA
3h 35mnonstop
7:55 pm - 11:24 pmMIA-BOS
3h 29mnonstop
$348Delta
Find Deal
Sat, Nov 9 - Tue, Nov 12
5:45 pm - 9:30 pmBOS-MIA
3h 45mnonstop
5:48 am - 9:02 amMIA-BOS
3h 14mnonstop
$77Spirit Airlines
Find Deal
Tue, Dec 10 - Sat, Dec 14
6:17 pm - 10:00 pmBOS-MIA
3h 43mnonstop
5:45 am - 9:18 amMIA-BOS
3h 33mnonstop
Tue, Dec 31 - Fri, Jan 17
10:03 am - 1:51 pmBOS-MIA
3h 48mnonstop
5:45 am - 9:18 amMIA-BOS
3h 33mnonstop
$89Frontier
Find Deal
Thu, Jan 30 - Fri, Feb 7
11:42 am - 3:27 pmBOS-MIA
3h 45mnonstop
6:30 am - 10:04 amMIA-BOS
3h 34mnonstop
$91Frontier
Find Deal
Sat, Jan 4 - Sun, Jan 12
1:50 pm - 5:25 pmBOS-MIA
3h 35mnonstop
6:35 pm - 9:54 pmMIA-BOS
3h 19mnonstop
$127JetBlue
Find Deal
Tue, Dec 3 - Sat, Dec 7
7:05 am - 10:55 amBOS-MIA
3h 50mnonstop
7:15 pm - 10:40 pmMIA-BOS
3h 25mnonstop
$128Delta
Find Deal
Wed, Jan 29 - Thu, Feb 6
7:00 am - 10:33 amBOS-MIA
3h 33mnonstop
6:35 pm - 9:54 pmMIA-BOS
3h 19mnonstop
$137JetBlue
Find Deal
Wed, Dec 11 - Sat, Dec 14
7:10 am - 10:55 amBOS-MIA
3h 45mnonstop
7:59 pm - 11:29 pmMIA-BOS
3h 30mnonstop
$143Delta
Find Deal
Tue, Dec 3 - Mon, Dec 9
5:59 pm - 9:39 pmBOS-MIA
3h 40mnonstop
9:08 pm - 12:26 amMIA-BOS
3h 18mnonstop
$162American Airlines
Find Deal
Tue, Nov 19 - Mon, Nov 25
6:49 am - 10:30 amBOS-MIA
3h 41mnonstop
9:02 pm - 12:20 amMIA-BOS
3h 18mnonstop
$172American Airlines
Find Deal
Sat, Nov 16 - Mon, Nov 18

Frontier flights from Boston to Florida Keys

Our best Frontier deals on Boston to Florida Keys flight tickets
Frontier
Dec 17
BOS11:42 amBoston Logan Intl
3h 45m
MIA3:27 pmMiami
Dec 19
MIA6:30 amMiami
3h 37m
BOS10:07 amBoston Logan Intl
Frontier
Dec 17
BOS11:42 amBoston Logan Intl
3h 45m
MIA3:27 pmMiami
Dec 19
MIA6:30 amMiami
3h 37m
BOS10:07 amBoston Logan Intl
Frontier
Dec 17
BOS11:42 amBoston Logan Intl
3h 45m
MIA3:27 pmMiami
Dec 19
MIA6:30 amMiami
3h 37m
BOS10:07 amBoston Logan Intl

Spirit Airlines flights from Boston to Florida Keys

Our best Spirit Airlines deals on Boston to Florida Keys flight tickets
Spirit Airlines
Nov 18
BOS7:31 pmBoston Logan Intl
3h 36m
MIA11:07 pmMiami
Nov 22
MIA6:15 amMiami
3h 18m
BOS9:33 amBoston Logan Intl
Spirit Airlines
Nov 18
BOS7:31 pmBoston Logan Intl
3h 36m
MIA11:07 pmMiami
Nov 21
MIA6:15 amMiami
3h 18m
BOS9:33 amBoston Logan Intl
Spirit Airlines
Dec 7
BOS5:45 pmBoston Logan Intl
3h 45m
MIA9:30 pmMiami
Dec 14
MIA5:48 amMiami
3h 14m
BOS9:02 amBoston Logan Intl

How to get the cheapest flight ticket from Boston 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 airline that flies to Florida Keys from Boston?

Delta. Delta, American Airlines, and United Airlines are the most popular carriers operating from Boston to Florida Keys

What is the cheapest Boston to Florida Keys flight route?

Boston Logan Intl - Miami. Fly from Boston Logan Intl to Miami for the best Boston - Florida Keys flight prices

Can stopping save me money on Boston to Florida Keys flights?

No. A direct flight is the cheapest option for a flight between Boston to Florida Keys.

Cheap Boston to Florida Keys flight deals and tips

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

Best Price Found

$37

Fastest flight time

3h 32m

Direct flights

Every day

Airports in Florida Keys

1 airport
The best one-way flight to Florida Keys from Boston in the past 72 hours is $37. The best round-trip flight deal from Boston to Florida Keys found on momondo in the last 72 hours is $38.
The fastest flight from Boston to Florida Keys takes 3h 32m
Direct flights go from Boston to Florida Keys every day.
There is 1 airport near Florida Keys: Miami (MIA)

  • When did momondo last update prices for flights from Boston Logan Intl Airport to Florida Keys?

    Prices for flights from Boston Logan Intl Airport to Florida Keys were last updated today.

  • How many operators does momondo search for flights from Boston Logan Intl Airport to Florida Keys?

  • How old do you have to be to fly from Boston Logan Intl Airport to Florida Keys?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Boston Logan Intl Airport to Florida Keys.

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

    The travel and health documents required for your trip to Florida Keys can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Florida Keys. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

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


Best airlines flying from Boston to Florida Keys

Compare and see reviews for airlines that fly from Boston to Florida Keys with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $225Free CancellationRating
8.0
8,829 reviews
Search Delta flights
American AirlinesPriceFrom $235Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
United AirlinesPriceFrom $265Free CancellationRating
7.4
9,226 reviews
Search United Airlines flights
JetBluePriceFrom $265Free CancellationRating
7.5
3,493 reviews
Search JetBlue flights

Why use momondo?

Why should I use momondo to find a flight deal from Boston 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 Boston.

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

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

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

Once you have performed a search for Boston to Florida Keys 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 Boston to Florida Keys right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Boston 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.


An easier way to manage your Florida Keys trip

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