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Cheap flights from Boston to Florida Keys from $36

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 3/13. 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.
10:34 am - 2:22 pmBOS-MIA
3h 48mnonstop
7:05 am - 10:33 amMIA-BOS
3h 28mnonstop
$47Frontier
Find Deal
Mon, Feb 10 - Thu, Feb 13
10:34 am - 2:22 pmBOS-MIA
3h 48mnonstop
6:00 am - 9:34 amMIA-BOS
3h 34mnonstop
$48Frontier
Find Deal
Mon, Feb 3 - Thu, Feb 6
8:09 pm - 11:47 pmBOS-MIA
3h 38mnonstop
9:59 pm - 1:30 amMIA-BOS
3h 31mnonstop
$88Spirit Airlines
Find Deal
Thu, Feb 20 - Wed, Mar 5
8:09 pm - 11:47 pmBOS-MIA
3h 38mnonstop
9:16 pm - 8:28 amMIA-BOS
11h 12m1 stop
$107Spirit Airlines
Find Deal
Tue, Feb 18 - Thu, Feb 20
7:05 am - 10:55 amBOS-MIA
3h 50mnonstop
11:50 am - 3:15 pmMIA-BOS
3h 25mnonstop
$117Delta
Find Deal
Tue, Jan 21 - Thu, Jan 23
7:05 am - 10:55 amBOS-MIA
3h 50mnonstop
7:15 pm - 10:40 pmMIA-BOS
3h 25mnonstop
$122Delta
Find Deal
Sun, Feb 2 - Wed, Feb 5
10:00 am - 6:24 pmBOS-MIA
8h 24m1 stop
8:36 pm - 11:59 pmMIA-BOS
3h 23mnonstop
$131JetBlue
Find Deal
Wed, Feb 19 - Wed, Feb 19
6:04 pm - 9:56 pmBOS-MIA
3h 52mnonstop
9:30 pm - 12:51 amMIA-BOS
3h 21mnonstop
$132American Airlines
Find Deal
Sat, Feb 1 - Thu, Feb 13
4:00 pm - 7:35 pmBOS-MIA
3h 35mnonstop
6:32 am - 2:45 pmMIA-BOS
8h 13m1 stop
$137JetBlue
Find Deal
Tue, Jan 21 - Sat, Jan 25
5:23 am - 9:14 amBOS-MIA
3h 51mnonstop
4:33 pm - 7:50 pmMIA-BOS
3h 17mnonstop
$138American Airlines
Find Deal
Thu, Jan 23 - Wed, Jan 29
11:33 am - 3:15 pmBOS-MIA
3h 42mnonstop
$36Frontier
Find Deal
Thu, Mar 13
3:59 pm - 7:41 pmBOS-MIA
3h 42mnonstop
$37Spirit Airlines
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Mon, Jan 20
7:05 am - 10:55 amBOS-MIA
3h 50mnonstop
$58Delta
Find Deal
Mon, Feb 3
7:05 am - 10:55 amBOS-MIA
3h 50mnonstop
$59Delta
Find Deal
Tue, Jan 14
6:15 pm - 11:48 pmBOS-MIA
5h 33m1 stop
$74JetBlue
Find Deal
Tue, Feb 4
6:44 am - 10:29 amBOS-MIA
3h 45mnonstop
$98American Airlines
Find Deal
Wed, Jan 15
6:15 pm - 11:48 pmBOS-MIA
5h 33m1 stop
$105JetBlue
Find Deal
Sat, Jan 18
1:08 pm - 10:16 pmBOS-MIA
9h 08m1 stop
$137United Airlines
Find Deal
Tue, Jul 1
5:45 am - 2:41 pmBOS-MIA
8h 56m2 stops
$138United Airlines
Find Deal
Mon, Jan 20
6:04 pm - 9:56 pmBOS-MIA
3h 52mnonstop
$149American Airlines
Find Deal
Sat, Jan 18
11:37 am - 3:22 pmBOS-MIA
3h 45mnonstop
6:00 am - 9:34 amMIA-BOS
3h 34mnonstop
$85Frontier
Find Deal
Sun, Jan 12 - Fri, Jan 17
11:37 am - 3:22 pmBOS-MIA
3h 45mnonstop
6:00 am - 9:34 amMIA-BOS
3h 34mnonstop
$89Frontier
Find Deal
Sun, Jan 12 - Thu, Jan 16
3:59 pm - 7:41 pmBOS-MIA
3h 42mnonstop
11:15 am - 2:40 pmMIA-BOS
3h 25mnonstop
$115Spirit Airlines
Find Deal
Sun, Jan 12 - Thu, Jan 23
6:04 pm - 9:56 pmBOS-MIA
3h 52mnonstop
4:33 pm - 7:50 pmMIA-BOS
3h 17mnonstop
$137American Airlines
Find Deal
Sat, Jan 11 - Tue, Jan 14
3:59 pm - 7:41 pmBOS-MIA
3h 42mnonstop
5:45 am - 11:22 pmMIA-BOS
17h 37m2 stops
$184Spirit Airlines
Find Deal
Sun, Jan 12 - Sat, Feb 8
5:18 am - 9:09 amBOS-MIA
3h 51mnonstop
12:24 pm - 3:54 pmMIA-BOS
3h 30mnonstop
$187American Airlines
Find Deal
Sat, Jan 11 - Tue, Jan 14
6:55 am - 1:46 pmBOS-MIA
6h 51m1 stop
7:15 pm - 10:40 pmMIA-BOS
3h 25mnonstop
$263Delta
Find Deal
Sun, Jan 12 - Wed, Jan 22
7:05 am - 10:55 amBOS-MIA
3h 50mnonstop
1:15 pm - 4:40 pmMIA-BOS
3h 25mnonstop
$293Delta
Find Deal
Wed, Jan 8 - Wed, Jan 15
4:40 pm - 11:48 pmBOS-MIA
7h 08m1 stop
6:32 am - 3:14 pmMIA-BOS
8h 42m1 stop
$322JetBlue
Find Deal
Sun, Jan 12 - Wed, Jan 22
8:50 am - 12:41 pmBOS-EYW
3h 51mnonstop
1:46 pm - 5:17 pmEYW-BOS
3h 31mnonstop
$331JetBlue
Find Deal
Sat, Jan 11 - Sat, Jan 18
8:09 pm - 11:47 pmBOS-MIA
3h 38mnonstop
7:05 am - 10:33 amMIA-BOS
3h 28mnonstop
Sat, Mar 1 - Thu, Mar 6
11:33 am - 3:15 pmBOS-MIA
3h 42mnonstop
7:05 am - 10:33 amMIA-BOS
3h 28mnonstop
$65Frontier
Find Deal
Tue, Mar 4 - Tue, Mar 11
8:09 pm - 11:47 pmBOS-MIA
3h 38mnonstop
10:32 am - 1:50 pmMIA-BOS
3h 18mnonstop
$69Spirit Airlines
Find Deal
Thu, Feb 20 - Thu, Feb 27
8:09 pm - 11:47 pmBOS-MIA
3h 38mnonstop
10:32 am - 1:50 pmMIA-BOS
3h 18mnonstop
$87Spirit Airlines
Find Deal
Sat, Feb 22 - Sat, Mar 1
7:05 am - 10:55 amBOS-MIA
3h 50mnonstop
7:15 pm - 10:40 pmMIA-BOS
3h 25mnonstop
$116Delta
Find Deal
Mon, Feb 3 - Wed, Feb 5
7:05 am - 10:55 amBOS-MIA
3h 50mnonstop
11:50 am - 3:15 pmMIA-BOS
3h 25mnonstop
$117Delta
Find Deal
Tue, Jan 21 - Thu, Jan 23
6:04 pm - 9:56 pmBOS-MIA
3h 52mnonstop
12:24 pm - 3:54 pmMIA-BOS
3h 30mnonstop
$120American Airlines
Find Deal
Tue, Feb 11 - Wed, Feb 12
6:04 pm - 9:56 pmBOS-MIA
3h 52mnonstop
9:30 pm - 12:54 amMIA-BOS
3h 24mnonstop
$128American Airlines
Find Deal
Thu, Jan 23 - Thu, Jan 30
4:00 pm - 7:35 pmBOS-MIA
3h 35mnonstop
12:25 pm - 3:50 pmMIA-BOS
3h 25mnonstop
$158JetBlue
Find Deal
Sun, Jan 19 - Wed, Jan 29
4:00 pm - 7:35 pmBOS-MIA
3h 35mnonstop
8:36 pm - 11:59 pmMIA-BOS
3h 23mnonstop
$172JetBlue
Find Deal
Tue, Feb 11 - Tue, Feb 18

Frontier flights from Boston to Florida Keys

Our best Frontier deals on Boston to Florida Keys flight tickets
Frontier
Feb 10
BOS10:34 amBoston Logan Intl
3h 48m
MIA2:22 pmMiami
Feb 13
MIA7:05 amMiami
3h 28m
BOS10:33 amBoston Logan Intl
Frontier
Feb 3
BOS10:34 amBoston Logan Intl
3h 48m
MIA2:22 pmMiami
Feb 6
MIA6:00 amMiami
3h 34m
BOS9:34 amBoston Logan Intl
Frontier
Feb 10
BOS10:34 amBoston Logan Intl
3h 48m
MIA2:22 pmMiami
Feb 13
MIA7:05 amMiami
3h 28m
BOS10:33 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
Feb 1
BOS6:04 pmBoston Logan Intl
3h 52m
MIA9:56 pmMiami
Feb 13
MIA9:30 pmMiami
3h 21m
BOS12:51 amBoston Logan Intl
American Airlines
Jan 23
BOS5:23 amBoston Logan Intl
3h 51m
MIA9:14 amMiami
Jan 29
MIA4:33 pmMiami
3h 17m
BOS7:50 pmBoston Logan Intl
American Airlines
Jan 15
BOS7:30 amBoston Logan Intl
3h 50m
MIA11:20 amMiami
Jan 21
MIA5:24 pmMiami
3h 19m
BOS8:43 pmBoston 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 month to fly to Florida Keys?

The month of January is another great option to travel to Florida Keys, with average flight prices from Boston averaging around $212.

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 $207. The most expensive day to fly to Florida Keys is Friday, with ticket prices averaging around $316.

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 evening. momondo users have found flights departing from Boston to Florida Keys in the evening for as low as $209. 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 $328.

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

How far in advance should I book a flight to Florida Keys?

You are more likely to see cheaper flights to Florida Keys from Boston when booking 30 days ahead of your departure date. In general, you can expect to find flights to Florida Keys for around $264 when searching 30 days out. However, in the past 72 hours, people saw flights from Boston for as low as $186.

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

There are 3 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 82% 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

$36

Fastest flight time

3h 30m

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 $36. The best round-trip flight deal from Boston to Florida Keys found on momondo in the last 72 hours is $47.
The fastest flight from Boston to Florida Keys takes 3h 30m
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
JetBluePriceFrom $214Free CancellationRating
7.4
3,194 reviews
Search JetBlue flights
DeltaPriceFrom $216Free CancellationRating
8.0
8,503 reviews
Search Delta flights
American AirlinesPriceFrom $240Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
United AirlinesPriceFrom $246Free CancellationRating
7.4
8,936 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.


An easier way to manage your Florida Keys trip

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Popular cities in Florida Keys

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