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Cheap flights from Boston to Key West (BOS - EYW)

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The best prices from Boston to Key West are usually found in July or August, booked 26 days in advance, depart on a Tuesday or Monday and return on a Sunday

How to find the cheapest flight from
Boston (BOS) to Key West (EYW)

BOS - EYW
Price
$270 - $495
EYW
Temperature
77 - 91.4 °F
EYW
Rainfall
1.1 - 6.6 inches

Popular in

February

High demand for flights, 23% potential price rise

Cheapest in

July

Best time to find cheap flights, 30% potential price drop

Round-trip from

$270

From Boston to Key West

One-way from

$61

One-way flight from Boston to Key West

Flight route prices based on searches on Cheapflights within the last 3 days, monthly prices based on aggregated historical data.
What is the cheapest day to fly round-trip from Boston to Key West?

Monday is generally a great day to depart. Flying on this day could help you save up to 31%.

How far in advance should I book a flight from Boston to Key West?

Find a great deal and save up to 40% by booking at least 37 days prior to your desired departure date, rather than waiting until the week of travel. According to our data, there are a number of flights available from Boston to Key West within the next two weeks, with the cheapest ticket starting at $480.

What is the cheapest month to fly from Boston to Key West?

Flights from Boston to Key West lean towards being more expensive in December. Prices are generally better when you fly from Boston to Key West in August, with the cheapest ticket starting at $181.

When is the cheapest time to fly from Boston to Key West (BOS - EYW)?

It’s optimal to fly from Boston to Key West at noon. By choosing this option you can save up to 20% on the cost of your flight, compared to a flight in the morning.

Cheap flights from Boston to Key West in December, January 2021

The best prices found for BOS to EYW flights for December, January
14 Jan - 18 Jan
$132pp
BOS
Boston Logan Intl
Multiple Airlines
 
1 STOP
EYW
Key West
EYW
Key West
Multiple Airlines
 
1 STOP
BOS
Boston Logan Intl
11 Jan - 16 Jan
$133pp
BOS
Boston Logan Intl
Multiple Airlines
 
1 STOP
EYW
Key West
EYW
Key West
Multiple Airlines
 
1 STOP
BOS
Boston Logan Intl
2 Jan - 9 Jan
$137pp
BOS
Boston Logan Intl
Multiple Airlines
 
1 STOP
EYW
Key West
EYW
Key West
Multiple Airlines
 
1 STOP
BOS
Boston Logan Intl

Boston to Key West 2021 flight deals

Cheap flights to Key West from Boston found for this year
17 Dec - 20 Dec
$149pp
BOS
Boston Logan Intl
American Airlines
Non-Stop
EYW
Key West
EYW
Key West
American Airlines
Non-Stop
BOS
Boston Logan Intl
21 Dec - 29 Dec
$152pp
BOS
Boston Logan Intl
American Airlines
Non-Stop
EYW
Key West
EYW
Key West
American Airlines
 
1 STOP
BOS
Boston Logan Intl
23 Dec - 27 Dec
$153pp
BOS
Boston Logan Intl
American Airlines
Non-Stop
EYW
Key West
EYW
Key West
American Airlines
 
1 STOP
BOS
Boston Logan Intl

Non-stop flights to Key West from Boston

Save time with Boston to Key West direct flight deals
17 Dec - 20 Dec
$149pp
BOS
Boston Logan Intl
American Airlines
Non-Stop
EYW
Key West
EYW
Key West
American Airlines
Non-Stop
BOS
Boston Logan Intl
17 Dec - 20 Dec
$197pp
BOS
Boston Logan Intl
American Airlines
Non-Stop
EYW
Key West
EYW
Key West
American Airlines
Non-Stop
BOS
Boston Logan Intl
19 Dec - 23 Dec
$229pp
BOS
Boston Logan Intl
American Airlines
Non-Stop
EYW
Key West
EYW
Key West
American Airlines
Non-Stop
BOS
Boston Logan Intl

Last minute flights from Boston to Key West

Late deals on round-trip flights to Key West from Boston, departing today and this week
12 Dec - 19 Dec
$152pp
BOS
Boston Logan Intl
American Airlines
 
1 STOP
EYW
Key West
EYW
Key West
American Airlines
Non-Stop
BOS
Boston Logan Intl
12 Dec - 19 Dec
$155pp
BOS
Boston Logan Intl
American Airlines
   
2 STOPS
EYW
Key West
EYW
Key West
American Airlines
 
1 STOP
BOS
Boston Logan Intl
13 Dec - 16 Dec
$156pp
BOS
Boston Logan Intl
American Airlines
 
1 STOP
EYW
Key West
EYW
Key West
American Airlines
 
1 STOP
BOS
Boston Logan Intl

One-way flights to Key West from Boston

The cheapest one-way flights from Boston to Key West
6:00 am - 10:00 am
American Airlines
Nonstop
4h 00m
BOS - EYW
American Airlines
1:00 am - 9:50 am
Multiple Airlines
1 Stop
8h 50m
BOS - EYW
Multiple Airlines
$61
Gotogate
12:00 am - 12:25 pm
Multiple Airlines
1 Stop
12h 25m
BOS - EYW
Multiple Airlines
$66
Gotogate

Related info for your journey

Useful info, stats and facts about Boston to Key West flights.

Flight FAQs

From Boston to Key West

Are flight prices decreasing from Boston to Key West due to COVID-19 (coronavirus)?

At this time, Cheapflights has noticed price decreases for many domestic flights due to COVID-19. Travel is not necessarily recommended at this time, and flights may be prone to cancellation: please check with local authorities in both Boston and Key West for travel alerts, and be sure to review the airline's cancellation policy and travel advisories before booking. For more information, please view our post on what to know about COVID-19 (coronavirus) and travel.

What safety measures are being taken by airlines flying from Boston Logan Intl to Key West to control the spread of COVID-19?

Delta is one of the many airlines that have implemented additional safety measures to control the spread of COVID-19. Some of the new policies that have been implemented to accommodate travelers flying from Boston Logan Intl to Key West are improved sanitation, HEPA filters, mask requirements, social distance seating (for a limited time), and pre-flight testing for antibodies and symptoms. Policies will vary by airline.

Which airlines flying from Boston Logan Intl to Key West have flexible cancellations due to COVID-19?

Some of our airline partners flying from Boston Logan Intl to Key West have new flexible policies in place due to COVID-19. American Airlines, JetBlue, and Delta are some of the carriers where you may find flexible cancellation policies. You can use our site to filter for airlines like American Airlines with this kind of flexibility.

Can I find flights from Boston to Key West for under $200 on Cheapflights?

Yes, there are multiple flights from Boston to Key West for under $200. The cheapest flight booked recently is on Multiple Airlines for just $132, but on average you can expect to pay $148.

Are there nonstop flights from Boston to Key West for under $200 on Cheapflights?

Cheapflights has at least 20 direct flights from Boston to Key West under $200. A good price for a nonstop flight from Boston to Key West is less than $350.

Are there last-minute flights available from Boston to Key West for under $200?

There are currently 20+ open flights from Boston to Key West within the next 7 days for less than $200.

How popular is this flight route?

Flights from Boston Logan Intl to Key West have been viewed 63 times in the past calendar month.

Does it rain more in Boston or Key West?

The rainfall in Boston is generally less than the rainfall in Key West. This will continue over the next 14 days.

Is Boston weather warmer or cooler than Key West?

With an average temperature of 91 °F, peak weather can be found in August. As a traveler, expect to see changes in flight prices during that period. The temperatures in Key West are hotter than in Boston.

How long is the flight from Boston to Key West?

A quick flight from Boston to Key West can take about 4h. American Airlines provides one of the quickest options available for as low as $149. Generally, flights for this route are nonstop.

What is the cheapest airline to fly from Boston to Key West round-trip?

Cheapflights users have booked flights from Boston to Key West round-trip from $149. American Airlines is 61% cheaper than the average price of flights available within the next 90 days to this destination.

What are the cheapest airlines to fly from Boston to Key West one-way?

One-way options have recently been found by users for as low as $99 on American Airlines.

Alternative routes for Boston to Key West

Destination information for Key West

Things to know before you go. Useful info for your trip from Boston to Key West
Flight duration
3h 42m
Average temperature for December in Key West
77.0 °F
Avg rainfall for December in Key West
1.9 ″

Airports servicing Boston

Airports servicing Key West

Top 4 airlines from Boston to Key West

The chart below displays the airlines Cheapflights users traveling from Boston to Key West choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.

Airline Cheapest Average Flexibility On-time COVID-19 safety
Delta
$147 $420 No cancel fee N/A
JetBlue
$181 $421 No cancel fee 62%
United Airlines
$147 $428 No cancel fee 69%
American Airlines
$161 $496 No cancel fee 71%
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