Flights from Boston to Key West

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Boston to Key West flight comparison made easy

Below you can see the best fares for your route over the next three months. All fares were found on momondo this week. Browse the quickest and cheapest flights from Boston to Key West by changing tabs
Quickest
Cheapest
Delta
Delta
11 Sep
BOS
6:00 am
Boston Logan Intl airport
6h 24m
1 Stop
12:24 pm
EYW
Key West airport
Delta
18 Sep
EYW
3:00 am
Key West airport
6h 48m
1 Stop
9:48 am
BOS
Boston Logan Intl airport
258 USD
American Airlines
American Airlines
13 Sep
BOS
6:00 am
Boston Logan Intl airport
7h 24m
2 Stops
1:24 pm
EYW
Key West airport
American Airlines
18 Sep
EYW
1:57 pm
Key West airport
6h 51m
1 Stop
8:48 pm
BOS
Boston Logan Intl airport
273 USD
Delta
Delta
14 Sep
BOS
1:44 am
Boston Logan Intl airport
12h 45m
2 Stops
2:29 pm
EYW
Key West airport
Delta
18 Sep
EYW
3:00 am
Key West airport
5h 51m
1 Stop
8:51 am
BOS
Boston Logan Intl airport
273 USD
United Airlines
United Airlines
12 Jan
BOS
4:00 am
Boston Logan Intl airport
6h 29m
1 Stop
10:29 am
EYW
Key West airport
United Airlines
15 Jan
EYW
1:58 pm
Key West airport
5h 23m
1 Stop
7:21 pm
BOS
Boston Logan Intl airport
293 USD
United Airlines
United Airlines
11 Jan
BOS
9:00 am
Boston Logan Intl airport
6h 30m
1 Stop
3:30 pm
EYW
Key West airport
United Airlines
15 Jan
EYW
1:58 pm
Key West airport
5h 23m
1 Stop
7:21 pm
BOS
Boston Logan Intl airport
293 USD
United Airlines
United Airlines
08 Oct
BOS
1:20 am
Boston Logan Intl airport
7h 06m
1 Stop
8:26 am
EYW
Key West airport
United Airlines
11 Oct
EYW
3:34 pm
Key West airport
5h 14m
1 Stop
8:48 pm
BOS
Boston Logan Intl airport
276 USD

How to get the cheapest flight from Boston to Key West

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 for your trip
What is the cheapest month to fly to Key West?
September
The cheapest time of year to fly to Key West from Boston is September. Most expensive is April
What is the cheapest day to fly to Key West?
Tuesday
The cheapest day of the week is typically Tuesday. The most expensive is typically Friday
When is the cheapest time to fly to Key West?
in the evening
Boston to Key West flights are approximately 17% more expensive in the morning than in the evening
What is the cheapest airline that flies to Key West?
Spirit Airlines
Spirit Airlines, United Airlines, and JetBlue are the most popular carriers operating from Boston to Key West
What is the cheapest route?
Boston Logan Intl - Key West
Fly from Boston Logan Intl to Key West for the best Boston - Key West flight prices
BOS
Boston Logan Intl
EYW
Key West
When is the cheapest time to book a flight to Key West?
60 days before
The cheapest time to buy a flight from Boston to Key West is approximately 60 days to departure
60
Days before departure
0

Flight information for Boston to Key West

Find info about flight duration, direct flights, and airports for your flight from Boston to Key West
Fastest flight time 6h 1m The fastest flight from Boston to Key West takes 6h 1m.
Direct flights None There are no direct flights from Boston to Key West. Popular non-direct route for this connection is Boston Logan Intl - Key West.
Airports in Key West 1 airport There is 1 airport near Key West: Key West (EYW)

Alternative routes for Boston to Key West

Compare alternative flights to and from nearby airports and cities to discover the best prices and most convenient flight times
Boston to Miami
Fastest flight time
3h 27m
Cheapest price
126 USD
Islip to Miami
Fastest flight time
4h 52m
Cheapest price
199 USD
Providence to Miami
Fastest flight time
5h 23m
Cheapest price
199 USD
Providence to Key West
Fastest flight time
5h 47m
Cheapest price
258 USD
Islip to Key West
Fastest flight time
6h 00m
Cheapest price
297 USD
View more

Flights from Boston to:

Flights to Key West from:

  • Boston Logan Intl
  • Massachusetts
  • United States
  • North America