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Cheap flights from Boston to Florida Keys from $31

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 12/31. 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.
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
5:45 pm - 9:30 pmBOS-MIA
3h 45mnonstop
7:15 am - 10:42 amMIA-BOS
3h 27mnonstop
Tue, Dec 10 - Tue, Dec 17
11:42 am - 3:27 pmBOS-MIA
3h 45mnonstop
6:30 am - 10:07 amMIA-BOS
3h 37mnonstop
$66Frontier
Find Deal
Tue, Dec 17 - Thu, Dec 19
6:00 am - 5:10 pmBOS-MIA
11h 10m1 stop
7:15 am - 10:42 amMIA-BOS
3h 27mnonstop
$67Frontier
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
1:50 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
7:05 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
6:50 am - 10:35 amBOS-MIA
3h 45mnonstop
9:10 pm - 12:39 amMIA-BOS
3h 29mnonstop
$172American Airlines
Find Deal
Wed, Dec 11 - Sun, Dec 15
6:04 pm - 9:56 pmBOS-MIA
3h 52mnonstop
12:24 pm - 3:54 pmMIA-BOS
3h 30mnonstop
$183American Airlines
Find Deal
Sat, Jan 11 - Wed, Jan 15
6:17 pm - 10:00 pmBOS-MIA
3h 43mnonstop
$31Spirit Airlines
Find Deal
Tue, Dec 31
11:33 am - 3:15 pmBOS-MIA
3h 42mnonstop
$33Frontier
Find Deal
Tue, Mar 4
1:50 pm - 5:25 pmBOS-MIA
3h 35mnonstop
$59JetBlue
Find Deal
Wed, Dec 11
4:00 pm - 7:52 pmBOS-MIA
3h 52mnonstop
$64Delta
Find Deal
Sat, Jan 25
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
8:00 am - 11:55 amBOS-EYW
3h 55mnonstop
$99JetBlue
Find Deal
Mon, Dec 9
5:45 am - 2:43 pmBOS-MIA
8h 58m2 stops
$103United Airlines
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Tue, Dec 10
4:40 pm - 8:31 pmBOS-MIA
3h 51mnonstop
$109Delta
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Thu, Jan 23
5:16 am - 8:57 amBOS-MIA
3h 41mnonstop
$135American Airlines
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Thu, Nov 28
11:10 am - 11:27 pmBOS-MIA
12h 17m1 stop
6:15 am - 9:33 amMIA-BOS
3h 18mnonstop
Mon, Nov 25 - Thu, Nov 28
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
11:10 am - 11:27 pmBOS-MIA
12h 17m1 stop
4:40 pm - 12:30 amMIA-BOS
7h 50m1 stop
$175Frontier
Find Deal
Mon, Nov 25 - Thu, Dec 5
11:10 am - 11:27 pmBOS-MIA
12h 17m1 stop
3:44 pm - 9:17 amMIA-BOS
17h 33m1 stop
$192Frontier
Find Deal
Mon, Nov 25 - Thu, Nov 28
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
7:10 am - 10:55 amBOS-MIA
3h 45mnonstop
11:11 am - 2:35 pmMIA-BOS
3h 24mnonstop
$292Delta
Find Deal
Fri, Nov 22 - Thu, Dec 5
3:11 pm - 11:16 pmBOS-MIA
8h 05m1 stop
1:07 pm - 9:51 pmMIA-BOS
8h 44m1 stop
$376JetBlue
Find Deal
Mon, Nov 25 - Fri, Nov 29
8:30 am - 2:39 pmBOS-MIA
6h 09m1 stop
2:02 pm - 7:24 pmMIA-BOS
5h 22m1 stop
$416American Airlines
Find Deal
Fri, Nov 22 - Fri, Nov 29
7:00 am - 10:33 amBOS-MIA
3h 33mnonstop
11:18 am - 2:34 pmMIA-BOS
3h 16mnonstop
$427JetBlue
Find Deal
Fri, Nov 22 - Mon, Nov 25
9:07 am - 1:05 pmBOS-EYW
3h 58mnonstop
1:41 pm - 6:33 pmEYW-BOS
4h 52m1 stop
$525American Airlines
Find Deal
Sat, Nov 23 - Sat, Nov 30
5:45 pm - 9:30 pmBOS-MIA
3h 45mnonstop
7:15 am - 10:42 amMIA-BOS
3h 27mnonstop
Sun, Dec 8 - Tue, Dec 17
5:45 pm - 9:30 pmBOS-MIA
3h 45mnonstop
7:15 am - 10:42 amMIA-BOS
3h 27mnonstop
Sat, Dec 14 - Tue, Dec 17
5:45 pm - 9:30 pmBOS-MIA
3h 45mnonstop
8:10 am - 11:25 amMIA-BOS
3h 15mnonstop
$65Spirit Airlines
Find Deal
Sun, Dec 8 - Tue, Dec 17
5:45 pm - 9:30 pmBOS-MIA
3h 45mnonstop
5:48 am - 9:02 amMIA-BOS
3h 14mnonstop
$74Spirit Airlines
Find Deal
Sat, Dec 7 - Mon, Dec 9
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
1:50 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
7:05 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
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
6:04 pm - 9:56 pmBOS-MIA
3h 52mnonstop
12:24 pm - 3:54 pmMIA-BOS
3h 30mnonstop
$138American Airlines
Find Deal
Sun, Jan 12 - Wed, Jan 15
8:00 am - 11:40 amBOS-MIA
3h 40mnonstop
8:30 pm - 11:55 pmMIA-BOS
3h 25mnonstop
$147JetBlue
Find Deal
Wed, Jan 22 - Fri, Jan 31

Spirit Airlines flights from Boston to Florida Keys

Our best Spirit Airlines deals on Boston to Florida Keys flight tickets
Spirit Airlines
Dec 10
BOS5:45 pmBoston Logan Intl
3h 45m
MIA9:30 pmMiami
Dec 17
MIA8:10 amMiami
3h 15m
BOS11:25 amBoston Logan Intl
Spirit Airlines
Dec 8
BOS5:45 pmBoston Logan Intl
3h 45m
MIA9:30 pmMiami
Dec 17
MIA8:10 amMiami
3h 15m
BOS11:25 amBoston Logan Intl
Spirit Airlines
Dec 7
BOS5:45 pmBoston Logan Intl
3h 45m
MIA9:30 pmMiami
Dec 9
MIA5:48 amMiami
3h 14m
BOS9:02 amBoston Logan Intl

American Airlines flights from Boston to Florida Keys

Our best American Airlines deals on Boston 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 4
BOS8:00 amBoston Logan Intl
3h 46m
MIA11:46 amMiami
Dec 14
MIA6:25 pmMiami
3h 21m
BOS9:46 pmBoston Logan Intl
American Airlines
Dec 11
BOS6:50 amBoston Logan Intl
3h 45m
MIA10:35 amMiami
Dec 15
MIA9:10 pmMiami
3h 29m
BOS12:39 amBoston Logan Intl

See travel insights to Florida Keys from

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 day to depart on your flight to Florida Keys?

The cheapest day to depart from Boston to Florida Keys is on a Tuesday when prices can be found for as low as $218. The most expensive day to fly to Florida Keys is Friday, with ticket prices averaging around $317.

What is the cheapest Boston Logan Intl to Florida Keys flight route?

Fly from Boston Logan Intl to Key West for the best Boston Logan Intl - Florida Keys flight prices

What cabin class options are available on Boston Logan Intl to Florida Keys flights?

There are 2 cabin classes available to choose from on Boston Logan Intl 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 Boston to Florida Keys flights?

You could potentially save up to 70% on your flight if you consider stops on a Boston to Florida Keys flight.

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

$31

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 $31. The best round-trip flight deal from Boston to Florida Keys found on momondo in the last 72 hours is $57.
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
8,755 reviews
Search Delta flights
American AirlinesPriceFrom $238Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
JetBluePriceFrom $241Free CancellationRating
7.4
3,389 reviews
Search JetBlue flights
United AirlinesPriceFrom $253Free CancellationRating
7.4
9,172 reviews
Search United Airlines 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.


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