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Cheap Flights from Key West International to Boston Logan International

Compare Key West International to Boston Logan International flight deals

Find the cheapest month or even day of the year to fly to Boston Logan International

Book the best Boston Logan International fare with no extra fees

Flight deals from Key West International to Boston Logan International

Looking for a cheap last-minute deal or the best return flight from Key West International Airport to Boston Logan International Airport? If you want to travel next month, return fares start from R 4,918. Find the lowest prices on one-way and return tickets right here.
Boston.R 2,182 per passenger.Departing Fri, 23 Oct.One-way flight with Allegiant Air.Outbound indirect flight with Allegiant Air, departs from Key West International on Fri, 23 Oct, arriving in Boston Logan International.Price includes taxes and charges.From R 2,182, select.
Boston.R 2,561 per passenger.Departing Wed, 16 Sep.One-way flight with Breeze Airways.Outbound indirect flight with Breeze Airways, departs from Key West International on Wed, 16 Sep, arriving in Boston Logan International.Price includes taxes and charges.From R 2,561, select.
Boston.R 2,600 per passenger.Departing Tue, 25 Aug.One-way flight with Breeze Airways.Outbound indirect flight with Breeze Airways, departs from Key West International on Tue, 25 Aug, arriving in Boston Logan International.Price includes taxes and charges.From R 2,600, select.
Boston.R 3,026 per passenger.Departing Sat, 5 Jun.One-way flight with United.Outbound indirect flight with United, departs from Key West International on Sat, 5 Jun, arriving in Boston Logan International.Price includes taxes and charges.From R 3,026, select.
Boston.R 3,110 per passenger.Departing Wed, 23 Dec.One-way flight with Delta.Outbound indirect flight with Delta, departs from Key West International on Wed, 23 Dec, arriving in Boston Logan International.Price includes taxes and charges.From R 3,110, select.
Boston.R 3,588 per passenger.Departing Sun, 22 Nov.One-way flight with Allegiant Air.Outbound indirect flight with Allegiant Air, departs from Key West International on Sun, 22 Nov, arriving in Boston Logan International.Price includes taxes and charges.From R 3,588, select.
Boston.R 4,098 per passenger.Departing Sun, 31 Jan.One-way flight with Allegiant Air.Outbound indirect flight with Allegiant Air, departs from Key West International on Sun, 31 Jan, arriving in Boston Logan International.Price includes taxes and charges.From R 4,098, select.
Boston.R 4,328 per passenger.Departing Wed, 29 Jul.One-way flight with Breeze Airways.Outbound indirect flight with Breeze Airways, departs from Key West International on Wed, 29 Jul, arriving in Boston Logan International.Price includes taxes and charges.From R 4,328, select.

Find the cheapest month to fly from Key West International to Boston Logan International

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Key West International to Boston Logan International flights are currently cheapest in October.
Jul
from R 4,328
Aug
from R 2,600
Sep
from R 2,561
Oct
from R 2,182
Nov
from R 3,588
Dec
from R 3,110
Jan
from R 4,098
Feb
Find prices
Mar
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Apr
Find prices
May
Find prices
Jun
from R 3,026

Direct flights from Key West International to Boston Logan International

Key West International to Boston Logan International: Alternative routes

Compare routes from Key West International to Boston below. You may find an airport to fly into that's cheaper, faster, or easier than Boston Logan International.

Boston Logan International

5km from central Boston
Closest
from R 2,182
Search flights

Worcester

68km from central Boston
Search flights

Manchester

72km from central Boston
Search flights

Fall River

76km from central Boston
Search flights

Provincetown

76km from central Boston
Search flights

Providence

76km from central Boston
Cheapest
from R 2,033
Search flights

Portsmouth

82km from central Boston
Search flights

Key West to Boston: Flight information

The things to know before you go.
Cheapest flight foundR 2,182
Cheapest month to flyOctober
Average flight time3 hrs, 36 mins
Most popular airlineRepublic Airways
Average flights per week24

Finding cheap flights from Key West International to Boston Logan International: Frequently asked questions

The best price we found for a return flight from Key West International to Boston Logan International is R 4,918. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
3 hours and 36 minutes is the average flight time from Key West International to Boston Logan International.
Republic Airways, American Airlines and Qatar Airways fly direct from Key West International to Boston Logan International.
As of July 2026, there are 24 flights per week flying from Key West International to Boston Logan International.
The cheapest month to fly from Key West International to Boston Logan International is usually August.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Key West International Airport to Boston Logan International Airport on Wednesday, 12 August 2026.
Yes – the average flight time is 3 hours and 36 minutes.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Boston Logan International but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.

We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Boston is around 40 days in advance, so don’t leave your flight to the last minute.

Currently, Breeze Airways offers the cheapest flight tickets to Boston Logan International.

Flying from Key West International Airport (EYW) to Boston Logan International Airport (BOS): what you need to know

  • The average duration of a direct flight from Key West International Airport to Boston Logan International Airport is 3 hours 35 minutes.

  • Key West and Boston share the same timezone, UTC-5.

  • Every week, there are five Key West International Airport to Boston Logan International Airport flights. To get going as soon as possible, jump on the 12:07 JetBlue Airways flight. If you're eager to make the most of your day before flying, the last departure is at 18:25 with American Airlines.

  • Your EYW to BOS flight won't wait if you're running late, so don't forget to check in on time. Arrive up to one hour in advance for domestic flights and two hours ahead when you're travelling internationally.

  • Flying during a peak month like April? School holidays and other high seasons can result in longer lines and delays at security. Be extra cautious and get there up to four hours ahead of international flights and two hours before domestic departures.

  • Flying into Boston (and then discovering more of the United States!) is a snap with jetBlue. This popular airline offers direct flights from Key West International Airport to Boston Logan International Airport.

  • Most passengers choose to fly with jetBlue on this route.

  • The most punctual carrier that offers EYW to BOS flights is jetBlue. Its services land as scheduled 75.56% of the time.

  • Think about adding a stopover when booking your ticket from Key West International Airport to Boston Logan International Airport. Just deselect 'Direct flights only' to break up your trip, or enjoy a detour to a new and interesting place. Here's where you can stop between EYW and BOS:

    • Charlotte Douglas Airport

    • Miami International Airport

    • New York LaGuardia Airport

Handy information about Key West International Airport (EYW)

  • EYW is located at 3491 South Roosevelt Boulevard.

  • 75% of flights leaving from Key West International Airport reach their destination on time.

  • Key West International Airport is around 5 kilometres from central Key West. If you're catching a taxi, ride-sharing or driving from the centre, it'll take you 10 minutes or so to get there, depending on the traffic.

  • The journey when using public transport will take about 20 minutes.

  • Taking an early flight from Key West International Airport to Boston Logan International Airport? Avoid the stress of rushing to the airport (and get some extra shut-eye) by picking one of these stays close to EYW:

Arriving at Boston Logan International Airport (BOS)

When to fly to Boston Logan International Airport (BOS)

  • It's time to work out your trip dates for your flight from Key West International Airport to Boston Logan International Airport. July is the busiest month to visit Boston. If you like a more laid-back vibe, go in March.

  • The warmest month in Boston is July, with the temperature ranging between 16ºC (61ºF) and 29ºC (84ºF). Book your flights from Key West International Airport to Boston Logan International Airport in this month if you like this kind of weather.

  • January sees average temperatures of between -8ºC (18ºF) and 6ºC (43ºF). Search for cheap tickets from EYW to BOS sometime around then if you'd rather travel in cooler conditions.

Explore more of the United States

  • New York is just one of the many cities in the United States waiting to be discovered once you've seen the sights of Boston. Around 306 kilometres away to the south-west, popular attractions include Central Park, Statue of Liberty and Metropolitan Museum of Art.

  • Philadelphia is another must-experience destination in the United States and is around 434 kilometres south-west of Boston. No journey is complete without a visit to Independence Hall, Liberty Bell and Philadelphia Museum of Art.

Prices shown on this page are estimated lowest prices only. Found in the last 12 days.