Customer support
Trip.com
>
Flights
>
Recommended airlines flying between these cities
>
Delta Air Lines(DL) flights from Key West to Boston

Flight INFO & Delta Air Lines(DL) flights from Key West to Boston

Cheapest one-way flight priceHK$695
Cheapest return ticket priceHK$1,347
Cheapest monthOctober
Peak season for travelJanuary
Flight distance2,214.25 km
Average flight time3 hours 38 minutes

Book Delta Air Lines(DL) flights from Key West to Boston

  • One way
  • Round-trip
      • EYW18:08
        6h 56m
        1 stop
        BOS01:04
        Key West - Boston|Fri, Feb 6|Delta Air Lines
        HK$799HK$8,795
        91% OFF
        91% OFF
        HK$8,795HK$799

      • EYW13:28
        8h 2m
        1 stop
        BOS21:30
        Key West - Boston|Fri, Jan 16|Delta Air Lines
        HK$803HK$8,795
        91% OFF
        91% OFF
        HK$8,795HK$803

      • EYW07:10
        7h 10m
        1 stop
        BOS14:20
        Key West - Boston|Thu, Jan 22|Delta Air Lines
        HK$803HK$8,795
        91% OFF
        91% OFF
        HK$8,795HK$803

      • EYW13:02
        5h 57m
        1 stop
        BOS18:59
        Key West - Boston|Thu, Dec 25|Delta Air Lines
        HK$816
        HK$816

      • EYW07:40
        8h 1m
        1 stop
        BOS15:41
        Key West - Boston|Thu, Dec 11|Delta Air Lines
        HK$903
        HK$903

      • EYW07:25
        7h 22m
        1 stop
        BOS14:47
        Key West - Boston|Wed, Dec 24|Delta Air Lines
        HK$1,007
        HK$1,007

      • EYW15:02
        6h 24m
        1 stop
        BOS21:26
        Key West - Boston|Thu, Dec 18|Delta Air Lines
        HK$1,008
        HK$1,008

      • EYW18:20
        6h 46m
        1 stop
        BOS01:06
        Key West - Boston|Tue, Dec 23|Delta Air Lines
        HK$1,008
        HK$1,008

      • EYW18:10
        7h 17m
        1 stop
        BOS01:27
        Key West - Boston|Fri, Dec 19|Delta Air Lines
        HK$1,011
        HK$1,011

      • EYW18:06
        6h 58m
        1 stop
        BOS01:04
        Key West - Boston|Mon, Jan 26|Delta Air Lines
        HK$1,049
        HK$1,049

      • EYW07:25
        7h 22m
        1 stop
        BOS14:47
        Key West - Boston|Mon, Dec 22|Delta Air Lines
        HK$1,052
        HK$1,052

      • EYW18:08
        6h 56m
        1 stop
        BOS01:04
        Key West - Boston|Tue, Jan 13|Delta Air Lines
        HK$1,101
        HK$1,101

      • EYW18:07
        7h 2m
        1 stop
        BOS01:09
        Key West - Boston|Thu, Feb 12|Delta Air Lines
        HK$1,286
        HK$1,286

      • EYW07:40
        6h 47m
        1 stop
        BOS14:27
        Key West - Boston|Mon, Dec 15|Delta Air Lines
        HK$1,604
        HK$1,604

      • EYW07:25
        7h 22m
        1 stop
        BOS14:47
        Key West - Boston|Fri, Dec 26|Delta Air Lines
        HK$1,863
        HK$1,863

      • EYW07:25
        6h 27m
        1 stop
        BOS13:52
        Key West - Boston|Sun, Dec 28|Delta Air Lines
        HK$2,433
        HK$2,433

      • EYW18:20
        6h 47m
        1 stop
        BOS01:07
        Key West - Boston|Tue, Dec 30|Delta Air Lines
        HK$2,446
        HK$2,446

      • EYW18:10
        7h 17m
        1 stop
        BOS01:27
        Key West - Boston|Sun, Dec 7|Delta Air Lines
        HK$2,657
        HK$2,657

      • EYW18:10
        7h 17m
        1 stop
        BOS01:27
        Key West - Boston|Sun, Dec 14|Delta Air Lines
        HK$2,657
        HK$2,657

      • EYW07:10
        7h 10m
        1 stop
        BOS14:20
        Key West - Boston|Sat, Jan 10|Delta Air Lines
        HK$2,736
        HK$2,736

      • EYW13:28
        8h 2m
        1 stop
        BOS21:30
        Key West - Boston|Mon, Jan 5|Delta Air Lines
        HK$3,053
        HK$3,053

      • EYW07:25
        26h 41m
        1 stop
        BOS10:06
        Key West - Boston|Sat, Dec 27|Delta Air Lines
        HK$3,152
        HK$3,152

      • EYW07:25
        6h 27m
        1 stop
        BOS13:52
        Key West - Boston|Wed, Dec 31|Delta Air Lines
        HK$3,262
        HK$3,262

      • EYW18:07
        7h 2m
        1 stop
        BOS01:09
        Key West - Boston|Mon, Feb 16|Delta Air Lines
        HK$4,574
        HK$4,574

      • EYW18:20
        22h 58m
        1 stop
        BOS17:18
        Key West - Boston|Sun, Jan 4|Delta Air Lines
        HK$6,153
        HK$6,153

      • EYW07:25
        27h 42m
        1 stop
        BOS11:07
        Key West - Boston|Fri, Jan 2|Delta Air Lines
        HK$6,355
        HK$6,355

      • EYW07:25
        26h 41m
        1 stop
        BOS10:06
        Key West - Boston|Sat, Jan 3|Delta Air Lines
        HK$7,124
        HK$7,124

      • EYW1:00 PM
        3h 5m
        Nonstop
        BOS2:00 PM
        Key West - Boston|Sun, Dec 14|Delta Air Lines
        Find More Flights
        Find More Flights

Displayed flight fares from ${{departCityName}} to ${{arrivalCityName}} are based on average prices across airlines for the next 3 months, according to the latest Trip.com database.

Flights to Boston

Delta Air Lines(DL) flights from Key West to Boston & Flight Schedule

Flight info.
Departure
Arrival
Weekly Schedule

  1. DL1472

    Delta Air Lines

    14:35

    EYW

    2.1h

    Nonstop

    16:41

    ATL

    SMTWTFS
    Search

  2. DL821

    Delta Air Lines

    17:50

    ATL

    2.6h

    Nonstop

    20:26

    BOS

    SMTWTFS
    Search

  3. DL1072

    Delta Air Lines

    07:00

    EYW

    2.1h

    Nonstop

    09:08

    ATL

    SMTWTFS
    Search

  4. DL862

    Delta Air Lines

    11:15

    ATL

    2.6h

    Nonstop

    13:49

    BOS

    SMTWTFS
    Search

  5. DL2168

    Delta Air Lines

    18:00

    EYW

    2.1h

    Nonstop

    20:08

    ATL

    SMTWTFS
    Search

  6. DL865

    Delta Air Lines

    22:25

    ATL

    2.5h

    Nonstop

    00:58

    BOS

    SMTWTFS
    Search

  7. DL1072

    Delta Air Lines

    07:00

    EYW

    2.1h

    Nonstop

    09:08

    ATL

    SMTWTFS
    Search

  8. DL350

    Delta Air Lines

    12:30

    ATL

    2.5h

    Nonstop

    15:03

    BOS

    SMTWTFS
    Search

  9. DL2168

    Delta Air Lines

    18:00

    EYW

    2.1h

    Nonstop

    20:08

    ATL

    SMTWTFS
    Search

  10. DL2595

    Delta Air Lines

    15:10

    ATL

    2.6h

    Nonstop

    17:48

    BOS

    SMTWT-S
    Search

Delta Air Lines(DL) flights from Key West to Boston Flight Booking FAQ

  • How long is a flight from Key West to Boston?

    It takes about 3 hours 38 minutes to fly from Key West to Boston.

  • When is the best time to book flights from Key West to Boston?

    By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Key West to Boston is around 40 days (6 weeks) in advance, and the best time to fly is usually on Tuesday, Wednesday, and Saturday. Tuesday typically offers the cheapest flights for departure, while Saturday offers the best return deals.

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

    The cheapest months to fly from Key West to Boston is October, when demand for travel is lower.

  • Which upcoming date is cheapest to fly from Key West to Boston on?

    After crunching the numbers on our December flight calendar, it's currently cheapest to fly from Key West to Boston on December 7, 2025 with Jetblue Airways, with prices starting at HK$1,347.

  • Is there any time difference between Key West and Boston?

    The time difference between Boston and Key West is 0h.

  • How do I change or cancel my ticket from Key West to Boston?

    Tickets can only be changed or canceled if permitted by airline policy. To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy. However, if the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.

<h3>Recommend</h3>

Contact us

About

Other services

Payment methods
Our partners
Copyright © 2025 Trip.com Travel Singapore Pte. Ltd. All rights reserved
Site Operator: Trip.com Travel Singapore Pte. Ltd.