Latest deals
Insights
FAQs
Reviews
Price Alerts

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 4/27. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.

Find the cheapest flights from Boston to Florida Keys

Cheap round-trip flights

KAYAK's recommended round-trip deals from the most popular airlines that fly from Boston to Florida Keys.
 Logo
11:45 am - 3:29 pmBOS-MIA
3h 44mnonstop
 Logo
9:20 pm - 12:45 amMIA-BOS
3h 25mnonstop
Tue, Apr 15 - Fri, Apr 18
Frontier Logo
11:45 am - 3:29 pmBOS-MIA
3h 44mnonstop
Frontier Logo
6:05 am - 9:42 amMIA-BOS
3h 37mnonstop
$82Frontier
Find Deal
Tue, Apr 15 - Thu, Apr 17
Spirit Airlines Logo
6:20 pm - 9:56 pmBOS-MIA
3h 36mnonstop
Spirit Airlines Logo
9:20 pm - 12:45 amMIA-BOS
3h 25mnonstop
$84Spirit Airlines
Find Deal
Sun, Apr 27 - Thu, May 1
Spirit Airlines Logo
5:50 pm - 9:28 pmBOS-MIA
3h 38mnonstop
Spirit Airlines Logo
9:20 pm - 12:45 amMIA-BOS
3h 25mnonstop
$85Spirit Airlines
Find Deal
Fri, Apr 25 - Fri, May 2
Delta Logo
7:05 am - 10:33 amBOS-MIA
3h 28mnonstop
Delta Logo
11:28 am - 2:55 pmMIA-BOS
3h 27mnonstop
$159Delta
Find Deal
Tue, May 27 - Wed, Jun 4
Delta Logo
7:05 am - 10:33 amBOS-MIA
3h 28mnonstop
Delta Logo
11:28 am - 2:55 pmMIA-BOS
3h 27mnonstop
$163Delta
Find Deal
Sun, May 25 - Wed, Jun 4
JetBlue Logo
4:30 pm - 7:58 pmBOS-MIA
3h 28mnonstop
JetBlue Logo
11:11 am - 2:39 pmMIA-BOS
3h 28mnonstop
$167JetBlue
Find Deal
Mon, May 5 - Wed, May 21
American Airlines Logo
5:10 am - 8:37 amBOS-MIA
3h 27mnonstop
American Airlines Logo
12:34 pm - 4:02 pmMIA-BOS
3h 28mnonstop
$170American Airlines
Find Deal
Fri, May 30 - Tue, Jun 3
JetBlue Logo
7:42 pm - 11:13 pmBOS-MIA
3h 31mnonstop
JetBlue Logo
11:11 am - 2:39 pmMIA-BOS
3h 28mnonstop
$177JetBlue
Find Deal
Fri, May 9 - Thu, May 15
American Airlines Logo
2:50 pm - 6:24 pmBOS-MIA
3h 34mnonstop
American Airlines Logo
8:25 am - 11:45 amMIA-BOS
3h 20mnonstop
$214American Airlines
Find Deal
Fri, May 2 - Wed, May 7

JetBlue flights from Boston to Florida Keys

Our best JetBlue deals on Boston to Florida Keys flight tickets
JetBlue
May 5
BOS4:30 pmBoston Logan Intl
3h 28m
MIA7:58 pmMiami
May 21
MIA11:11 amMiami
3h 28m
BOS2:39 pmBoston Logan Intl
JetBlue
May 9
BOS7:42 pmBoston Logan Intl
3h 31m
MIA11:13 pmMiami
May 15
MIA11:11 amMiami
3h 28m
BOS2:39 pmBoston Logan Intl
JetBlue
May 10
BOS5:30 pmBoston Logan Intl
6h 43m
1 stop
MIA12:13 amMiami
May 22
MIA11:11 amMiami
3h 28m
BOS2:39 pmBoston Logan Intl

Spirit Airlines flights from Boston to Florida Keys

Our best Spirit Airlines deals on Boston to Florida Keys flight tickets
Spirit Airlines
Apr 6
BOS8:20 amBoston Logan Intl
3h 41m
MIA12:01 pmMiami
Apr 12
MIA9:20 pmMiami
3h 25m
BOS12:45 amBoston Logan Intl
Spirit Airlines
Apr 27
BOS6:20 pmBoston Logan Intl
3h 36m
MIA9:56 pmMiami
May 1
MIA9:20 pmMiami
3h 25m
BOS12:45 amBoston Logan Intl
Spirit Airlines
Apr 25
BOS5:50 pmBoston Logan Intl
3h 38m
MIA9:28 pmMiami
May 2
MIA9:20 pmMiami
3h 25m
BOS12:45 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 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 $202.

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 Thursday when prices can be found for as low as $418. The most expensive day to fly to Florida Keys is Wednesday, with ticket prices averaging around $491.

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 $212. 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 $560.

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 3 weeks ahead of your departure date. In general, you can expect to find flights to Florida Keys for around $250 when searching 3 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Florida Keys from Boston for as low as $195 on momondo.

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.

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 27m

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 $80.
The fastest flight from Boston to Florida Keys takes 3h 27m
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
Spirit AirlinesPriceFrom $66Free CancellationRating
6.3
7,890 reviews
Search Spirit Airlines flights
JetBluePriceFrom $210Free CancellationRating
7.3
2,920 reviews
Search JetBlue flights
DeltaPriceFrom $216Free CancellationRating
8.0
7,897 reviews
Search Delta flights
United AirlinesPriceFrom $226Free CancellationRating
7.4
8,619 reviews
Search United Airlines flights
American AirlinesPriceFrom $258Free CancellationRating
7.2
10,000 reviews
Search American 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

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
From?
To?
Wed 4/9
Wed 4/16

Find better results for your trip to Florida Keys

Popular cities in Florida Keys

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