151 € 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 Airport to Boston Logan International Airport

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 166 €. Find the lowest prices on one-way and return tickets right here.

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 March.

Direct flights from Key West International to Boston Logan International

Key West to Boston: Flight information

The things to know before you go.
Cheapest flight found151 €
Cheapest month to flyMarch
Average flight time3 hrs, 36 mins
Most popular airlineQatar Airways
Average flights per week28

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 151 €. 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.
Qatar Airways, American Airlines and Republic Airways fly direct from Key West International to Boston Logan International.
As of January 2026, there are 28 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 March.
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 Thursday, 5 March 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, Spirit Airlines offers the cheapest flight tickets to Boston Logan International.

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

  • The average length of a direct flight from Key West International Airport to Logan International Airport is 3 hours 30 minutes.

  • Key West and Boston are both in the UTC-4 timezone. That means you won't need to account for any time differences.

  • Each week, there are three Key West International Airport to Logan International Airport flights. If you'd like to be on board early, pick the 12:55 JetBlue Airways flight. If you're eager to make the most of your time before you fly, the last flight is at 13:20 with JetBlue Airways.

  • Your EYW to BOS flight won't wait if you're running late, so get to the airport with time to spare. Arrive up to one hour in advance for domestic flights and two hours ahead when you're travelling internationally.

  • Flying during a peak time like January? Public holidays and other popular seasons can lead to longer queues at airport checkpoints. Play it safe and arrive up to four hours ahead of international flights and two hours before a domestic departure.

  • JetBlue Airways is your gateway to discovering Boston (and perhaps some other exciting parts of United States!). Browse the direct flights from Key West International Airport to Logan International Airport offered by this popular airline.

  • JetBlue Airways is the airline most travellers choose for this route.

  • The carrier with the most consistent on-time arrival rate for EYW to BOS flights is JetBlue Airways.

  • If you'd like to explore another city along the way, just deselect 'Direct flights only' when searching for your ticket from Key West International Airport to Logan International Airport. These are the top stopovers between EYW and BOS:

    • Pittsburgh International Airport

    • Ronald Reagan National Airport

    • LaGuardia Airport

How to find the cheapest flights from Key West International Airport (EYW) to Logan International Airport (BOS)

  • At the moment, 81 € is the lowest price we've seen for a one-way Key West International Airport to Logan International Airport flight. The best price for a return plane ticket is 151 €. Remember that fares can change due to availability when booking.

  • Book eight months before your departure date. After crunching the numbers on our calendar, this is how far you'll want to book ahead to secure cheap tickets from EYW to BOS.

  • July is the cheapest month for flights from Key West International Airport to Logan International Airport. If you need to fly during a different time of year, the 'Whole month' tool will show you the lowest prices for each month.

  • Getting your hands on cheap flights from EYW to BOS is a breeze with Price Alerts. Simply set up one of these automatic alerts and we'll notify you when fares go down.

  • Secure the ideal flight for you by using the filters. To see the 'Cheapest,' 'Fastest' or 'Best' flights from Key West International Airport to Logan International Airport, use the 'Sort by' tool. You can also filter by airline, arrival and departure times, and journey duration.

Handy information about Key West International Airport (EYW)

  • You'll find EYW at 3491 South Roosevelt Boulevard.

  • When it comes to Key West International Airport's on-time performance, data shows 71.92% of flights arrive within the scheduled timeframe.

  • Central Key West to Key West International Airport is approximately 3 kilometres. Depending on traffic, it'll take you about 5 minutes to get there if you're driving, ride-sharing or catching a cab.

  • Planning to take public transport? Expect a trip time of around 40 minutes.

  • Searching for a convenient hotel close to EYW? If you've booked an early flight from Key West International Airport to Logan International Airport, these stays will put you moments from your departure gate:

Arriving at Logan International Airport (BOS)

Getting from Logan International Airport (BOS) to central Boston

  • You'll find BOS at One Harborside Drive.

  • From Logan International Airport, Boston is approximately 5 kilometres away. It takes around 10 minutes to get to the centre driving.

  • Travelling to the centre on public transport takes roughly 25 minutes.

When to fly to Logan International Airport (BOS)

  • The quietest month for a flight from Key West International Airport to Logan International Airport is May, while August is the most popular. Choose the ideal time to visit Boston based on whether you prefer a more relaxed vibe or a faster pace.

  • When booking your flight from Key West International Airport to Logan International Airport, consider the kind of weather you enjoy. July is the warmest month in Boston, with the temperature ranging from 16ºC (61ºF) to 29ºC (84ºF).

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

Explore more of United States

  • New York is just one of the many places in United States waiting to be explored once you've seen Boston. Around 306 kilometres away to the south-west, its top attractions include Statue of Liberty, Central Park and Empire State Building.

  • Around 434 kilometres south-west of Boston, Philadelphia is another favourite stop in United States. Experience major highlights starting with Liberty Bell, Independence Hall and Philadelphia Museum of Art.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.