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Cheap flight deals from Boston to Key West Starting at PHP 6,390

We've found these cheap flights for you. You can book one-way or round-trip flight tickets.

  • One way
  • Round-trip
      • Cheapest nonstop
        BOS08:00 am
        3h 52m
        Nonstop
        EYW11:52 am
        Sun, Mar 2|Boston - Key West|Jetblue Airways
        PHP 7,181PHP 9,973
        28% OFF
        28% OFF
        PHP 9,973PHP 7,181

        Choose Jetblue Airways flights from Boston to Key West. The one-way direct flight with Jetblue Airways departs from General Edward Lawrence Logan International Airport on Sun, Mar 2, arriving at Key West International Airport. One-way Prices start from PHP 7,181 including taxes and charges.

      • BOS08:00 am
        3h 52m
        Nonstop
        EYW11:52 am
        Tue, Mar 4|Boston - Key West|Jetblue Airways
        PHP 7,380PHP 9,973
        26% OFF
        26% OFF
        PHP 9,973PHP 7,380

        Choose Jetblue Airways flights from Boston to Key West. The one-way direct flight with Jetblue Airways departs from General Edward Lawrence Logan International Airport on Tue, Mar 4, arriving at Key West International Airport. One-way Prices start from PHP 7,380 including taxes and charges.

      • BOS06:00 am
        8h 20m
        1 stop
        EYW02:20 pm
        Tue, Mar 11|Boston - Key West|Frontier Airlines
        PHP 6,390PHP 9,973
        36% OFF
        36% OFF
        PHP 9,973PHP 6,390

        Choose Frontier Airlines flights from Boston to Key West. The one-way connecting flight with Frontier Airlines departs from General Edward Lawrence Logan International Airport on Tue, Mar 11, arriving at Key West International Airport. One-way Prices start from PHP 6,390 including taxes and charges.

      • BOS06:00 am
        8h 20m
        1 stop
        EYW02:20 pm
        Tue, Mar 18|Boston - Key West|Frontier Airlines
        PHP 6,510
        PHP 6,510

        Choose Frontier Airlines flights from Boston to Key West. The one-way connecting flight with Frontier Airlines departs from General Edward Lawrence Logan International Airport on Tue, Mar 18, arriving at Key West International Airport. One-way Prices start from PHP 6,510 including taxes and charges.

      • BOS06:00 am
        8h 20m
        1 stop
        EYW02:20 pm
        Tue, Apr 1|Boston - Key West|Frontier Airlines
        PHP 6,518
        PHP 6,518

        Choose Frontier Airlines flights from Boston to Key West. The one-way connecting flight with Frontier Airlines departs from General Edward Lawrence Logan International Airport on Tue, Apr 1, arriving at Key West International Airport. One-way Prices start from PHP 6,518 including taxes and charges.

      • BOS05:45 am
        11h 30m
        1 stop
        EYW05:15 pm
        Wed, Mar 12|Boston - Key West|Frontier Airlines
        PHP 6,558
        PHP 6,558

        Choose Frontier Airlines flights from Boston to Key West. The one-way connecting flight with Frontier Airlines departs from General Edward Lawrence Logan International Airport on Wed, Mar 12, arriving at Key West International Airport. One-way Prices start from PHP 6,558 including taxes and charges.

      • BOS06:00 am
        11h 15m
        1 stop
        EYW05:15 pm
        Wed, Mar 26|Boston - Key West|Frontier Airlines
        PHP 6,605
        PHP 6,605

        Choose Frontier Airlines flights from Boston to Key West. The one-way connecting flight with Frontier Airlines departs from General Edward Lawrence Logan International Airport on Wed, Mar 26, arriving at Key West International Airport. One-way Prices start from PHP 6,605 including taxes and charges.

      • BOS06:00 am
        8h 20m
        1 stop
        EYW02:20 pm
        Wed, Mar 5|Boston - Key West|Frontier Airlines
        PHP 6,701
        PHP 6,701

        Choose Frontier Airlines flights from Boston to Key West. The one-way connecting flight with Frontier Airlines departs from General Edward Lawrence Logan International Airport on Wed, Mar 5, arriving at Key West International Airport. One-way Prices start from PHP 6,701 including taxes and charges.

      • BOS06:00 am
        8h 20m
        1 stop
        EYW02:20 pm
        Tue, Mar 4|Boston - Key West|Frontier Airlines
        PHP 6,781
        PHP 6,781

        Choose Frontier Airlines flights from Boston to Key West. The one-way connecting flight with Frontier Airlines departs from General Edward Lawrence Logan International Airport on Tue, Mar 4, arriving at Key West International Airport. One-way Prices start from PHP 6,781 including taxes and charges.

      • BOS06:00 am
        11h 15m
        1 stop
        EYW05:15 pm
        Tue, Mar 25|Boston - Key West|Frontier Airlines
        PHP 6,901
        PHP 6,901

        Choose Frontier Airlines flights from Boston to Key West. The one-way connecting flight with Frontier Airlines departs from General Edward Lawrence Logan International Airport on Tue, Mar 25, arriving at Key West International Airport. One-way Prices start from PHP 6,901 including taxes and charges.

      • BOS01:00 pm
        3h 5m
        Nonstop
        EYW02:00 pm
        Fri, Feb 28|Boston - Key West|Jetblue Airways
        Find More Flights
        Find More Flights

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

Boston to Key West Flight Time

Flight info.
Departure
Arrival
Weekly Schedule

  1. DL322

    Delta Air Lines

    01:55 pm

    BOS

    2.9h

    04:47 pm

    ATL

    SMTWT-S
    Search

  2. DL2815

    Delta Air Lines

    05:50 pm

    ATL

    1.9h

    07:44 pm

    EYW

    SMTWTFS

  3. F93347

    Frontier Airlines

    06:00 am

    BOS

    3.6h

    09:34 am

    MCO

    SMTWTFS
    Search

  4. UA3071

    United Airlines

    12:55 pm

    MCO

    1.4h

    02:20 pm

    EYW

    SMTWTFS

  5. F91215

    Frontier Airlines

    06:00 am

    BOS

    3.6h

    09:35 am

    TPA

    SMTWTFS
    Search

  6. UA3136

    United Airlines

    03:05 pm

    TPA

    1.3h

    04:20 pm

    EYW

    SMTWTFS

  7. DL695

    Delta Air Lines

    06:00 am

    BOS

    3.0h

    08:58 am

    ATL

    SMTWTFS
    Search

  8. DL1472

    Delta Air Lines

    11:15 am

    ATL

    1.9h

    01:09 pm

    EYW

    SMTWTFS

  9. DL1401

    Delta Air Lines

    07:15 am

    BOS

    3.5h

    10:47 am

    FLL

    SMTWTFS
    Search

  10. UA3094

    United Airlines

    05:50 pm

    FLL

    1.1h

    06:55 pm

    EYW

    SMTWTFS

  11. B62063

    Jetblue Airways

    07:30 am

    BOS

    3.9h

    Nonstop

    11:22 am

    EYW

    SMTWTFS
    Search

  12. NK843

    Spirit Airlines

    10:03 am

    BOS

    3.5h

    01:35 pm

    FLL

    SMTWTFS
    Search

  13. UA3094

    United Airlines

    05:50 pm

    FLL

    1.1h

    06:55 pm

    EYW

    SMTWTFS

  14. DL973

    Delta Air Lines

    10:30 am

    BOS

    2.9h

    01:21 pm

    ATL

    SMTWTFS
    Search

  15. DL2168

    Delta Air Lines

    03:18 pm

    ATL

    1.9h

    05:13 pm

    EYW

    SMTWTFS

  16. DL376

    Delta Air Lines

    12:25 pm

    BOS

    2.9h

    03:18 pm

    ATL

    SMTWTFS
    Search

  17. DL2815

    Delta Air Lines

    05:50 pm

    ATL

    1.9h

    07:44 pm

    EYW

    SMTWTFS

  18. F91977

    Frontier Airlines

    12:45 pm

    BOS

    3.5h

    04:17 pm

    MCO

    S-T-T-S
    Search

  19. UA3071

    United Airlines

    12:55 pm

    MCO

    1.4h

    02:20 pm

    EYW

    SMTWTFS
Find more flights and airlines

When is the cheapest time to fly from Boston to Key West?

We monitor flight fares to help you find the best deals effortlessly

Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.

Frequently Asked Questions

  • 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 PHP 22,380.

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

    It takes around 4 hours 2 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 2 km. 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, American Airlines 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 Info | Boston to Key West

Cheapest nonstop flight pricePHP 6,389
Cheapest round-trip ticket pricePHP 13,642
Off-season for travelJanuary
Peak season for travelMay
Flight distance2,214.25 km
Average flight time4 hours 2 minutes
Popular airlineAmerican Airlines

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