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Latest Flight Deals from Boston to Key West

Book one-way or return flights from Boston to Key West from as little as NZD 170. Choose from the popular airlines below and book your flight today!

  • One way
  • Round-trip
      • BOS07:20
        5h 40m
        1 stop
        EYW13:00
        Tue, May 7|Boston - Key West|Delta Air Lines
        NZD 170NZD 329
        48% OFF
        48% OFF
        NZD 329NZD 170
      • BOS05:30
        5h 31m
        1 stop
        EYW11:01
        Mon, May 6|Boston - Key West|American Airlines
        NZD 178NZD 329
        46% OFF
        46% OFF
        NZD 329NZD 178
      • BOS05:30
        5h 31m
        1 stop
        EYW11:01
        Tue, May 7|Boston - Key West|American Airlines
        NZD 178NZD 329
        46% OFF
        46% OFF
        NZD 329NZD 178
      • BOS05:50
        8h 6m
        1 stop
        EYW13:56
        Wed, May 8|Boston - Key West|American Airlines
        NZD 181
        NZD 181
      • BOS14:45
        7h 57m
        1 stop
        EYW22:42
        Sat, May 4|Boston - Key West|American Airlines
        NZD 183
        NZD 183
      • BOS11:35
        5h 50m
        1 stop
        EYW17:25
        Wed, May 15|Boston - Key West|American Airlines
        NZD 213
        NZD 213
      • BOS10:08
        6h
        1 stop
        EYW16:08
        Tue, Jun 4|Boston - Key West|American Airlines
        NZD 222
        NZD 222
      • BOS08:00
        8h 30m
        1 stop
        EYW16:30
        Sat, Jun 8|Boston - Key West|American Airlines
        NZD 230
        NZD 230
      • BOS06:48
        7h 18m
        1 stop
        EYW14:06
        Tue, Jun 11|Boston - Key West|American Airlines
        NZD 230
        NZD 230
      • BOS08:00
        8h 29m
        1 stop
        EYW16:29
        Mon, Jun 10|Boston - Key West|American Airlines
        NZD 230
        NZD 230
      • BOS13:00
        3h 5m
        Direct
        EYW14:00
        Sun, May 5|Boston - Key West|Delta Air Lines
        Find More Flights
        Find More Flights

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

Searching for the best last minute flight from Boston to Key West? Find one-way or return flights that are affordable and fit your itinerary.

Trip.com monitors the ticket fares of flights from Boston to Key West. Stay updated on price trends and snag the best deals for your upcoming trip.

Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.
Airlines Flying from Boston to Key West

View airlines operating flights from Boston to Key West. Compare prices, find the option that best suits your travel needs, and enjoy a comfortable journey with a trusted airline.

Delta Air Lines
From NZD 170
American Airlines
From NZD 178
United Airlines
From NZD 232
Spirit Airlines
From NZD 239
Frontier Airlines
From NZD 273
Jetblue Airways
From NZD 298
ANA airlines

Find more flights and airlines

Alternative Routes from Boston to Key West

Discover different routes, airlines, and transfers and find the best alternative flights for your journey from Boston to Key West.

  • Cheapest
    Delta Air Lines
    BOS
    07:20
    5h 40m
    1 transfer
    EYW
    13:00
    General Edward Lawrence Logan International Airport - Key West International Airport
    Tue, May 7Delta Air Lines
    NZD 170
  • Delta Air Lines
    BOS
    07:20
    5h 40m
    1 transfer
    EYW
    13:00
    General Edward Lawrence Logan International Airport - Key West International Airport
    Tue, May 7Delta Air Lines
    NZD 170
    Find More Flights

How do I find the cheapest flights?

  • When are flight tickets from Boston (BOS) to Key West (EYW) the cheapest?

    Airlines adjust prices for flights from Boston to Key West based on the departure date and time of your selection. By analyzing data from all airlines, we've discovered that on Trip.com, you can find the lowest flight prices on Tuesdays, Wednesdays, and Saturdays.

  • How much do flights from Boston (BOS) to Key West (EYW) cost?

    According to Trip.com's data, the lowest price is around NZD 840.

  • How long does it take to fly from Boston (BOS) to Key West (EYW) and what is the distance?

    It takes around 4 hours 18 minutes to fly from Boston (BOS) to Key West (EYW).

  • What is the transportation method from the main airport to downtown in Key West?

    • The distance from Key West International Airport to downtown is about 2km. It takes about 20 minutes by taxi.

  • What are the most popular airlines that fly from Boston (BOS) to Key West (EYW)?

    Airlines with flights from Boston (BOS) to Key West (EYW): TAP Air Portugal and Jetblue Airways.

How to find a cheap flight from Boston to Key West

Wait until the last minute and flight costs are often sky-high. Plan ahead, book the right way, and your savings can soar. We have loads of saving tips to help you find a cheap flight from Boston to Key West. Book your flights at the right time and save more.
1
Book Early
Once prices are gone, they're gone. Lock in deals while you can!
2
Compare Flight Prices
Compare prices on travel agency and airline websites.
3
Look Out for Deals
Check airline and travel agency websites for latest flight deals
4
Check One-way Fares
Buying two cheap one-way flights can sometimes be a better deal than a round-trip.
5
Try Different Dates
Flying during the week, early in the morning, or late at night can help save money.
6
Use the Trip.com App
Save up to £10 per person when booking your flights on Trip.com
Flight Information from Boston to Key West

Cheapest nonstop flight price

NZD 170

Cheapest round-trip ticket price

NZD 786

Off-season for travel

April

Peak season for travel

July

Flight distance

2,214.25km

Average flight time

4 hours 18 minutes

Popular airline

American Airlines

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