Cheap flights from Boston to Key West

Flights tailored to your budget

Selected dates may not give results due to COVID-19. We suggest you change the dates.
Multi-city Round trip One way
Round trip
One way
Multi-city
From
No results match your search criteria
To
No results match your search criteria
{{ weekDay }}
Dates
{{ panel.label }}
Looking for a one-way flight?

Flexible dates can save you money

Explore nearby dates to find lower fares

{{ fromDate | dateToLongNamedDate }}
?
Flexible dates
Depart {{ flexibleFromDateLabel }}
{{ option.label }}
?
Return {{ flexibleToDateLabel }}
{{ option.label }}
Passengers / Class
Number of passengers
Adults
{{ adults }}
Children
{{ children }}
Infants
{{ infants }}
Class
Economy
Available for Economy only
New Multi-city experience

Discover a new Multi-city search experience from Jetcost, designed to handle more complex itineraries. By continuing, you’ll be taken to a dedicated page powered by Kiwi.com.
How do we get the info you see here? Please note that we offer an online comparison service and that all information and prices regarding services and/or products available on our website are provided by our third-party partners. We do our best to show you up-to-date information, but please note that we are not responsible for the completeness or accuracy of the information published, so please check all conditions carefully on the website of the partner before making a booking. Please check our Terms and Conditions for more details. Read more

How to estimate the price of a flight from Boston to Key West?

It depends. Prices for flights from Boston to Key West fluctuate based on several factors.

Select your dates to check current offers.

Checking fares across several nearby dates can help you see which days offer the best deals. Jetcost lets you track price changes and grab the best opportunities.

Are there alternative airports near Boston and Key West?

The two cities are about 2213 km apart. Looking beyond the main airport might reveal better options.

  • Airports in Boston: Boston - Logan is the only airport in operation.
  • Airports in Key West: Only Key West - International is active at the moment.

Many smaller airports are connected by direct buses or shuttles, often at low cost. If Key West has more than one airport, you can pick the most convenient for your destination.

Find the best flight from Boston to Key West

With Jetcost, you can filter results by flight time, airline, price range, and layovers. Choose direct or connecting flights, round-trip or one-way, and compare offers from the best airlines and travel agencies.

Other popular destinations

Searching for flights to United States? Travelers also looked at: Las Vegas, Los Angeles, Miami, New York City, Orlando.

Use filters to exclude options that don’t match your budget or travel preferences and personalize your search for Boston – Key West flights.
Frequently Asked Questions

Frequently asked questions about flights from Boston to Key West.

How much does an airline ticket from Boston to Key West cost?

Flight prices can vary a lot depending on the period and destination. At the moment, this information is not available for flights from Boston to Key West.

How far is Boston from Key West?

Boston is about 2213 km from Key West.

What are the airports in Key West?

Key West has one airport: Key West - International.

What are the airports in Boston?

Boston has one airport: Boston - Logan.

What are the most popular cities in United States?

The most popular cities in United States according to our users' searches are: Las Vegas, Los Angeles, Miami, New York City, Orlando.

When should I book a flight from Boston to Key West?

This information is not available at the moment.

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

This information is not available at the moment.

What is the most expensive month to fly from Boston to Key West?

This information is not available at the moment.

What is the best day of the week to fly from Boston to Key West?

This information is not available at the moment.