Southwest® flights from Baltimore/Washington to Long Island/Islip MacArthur from $82

Promo Code

Low fares from Baltimore/Washington to Long Island/Islip MacArthur

$

Baltimore/Washington (BWI)to

Long Island/Islip MacArthur (ISP)
Depart: 10/22/2026

One-way

Basic

From
$82
Seen: 9 hrs ago

Baltimore/Washington (BWI)to

Long Island/Islip MacArthur (ISP)
Depart: 12/08/2026

One-way

Basic

From
$82
Seen: 9 hrs ago

Baltimore/Washington (BWI)to

Long Island/Islip MacArthur (ISP)
Depart: 11/03/2026

One-way

Basic

From
$82
Seen: 7 hrs ago

Baltimore/Washington (BWI)to

Long Island/Islip MacArthur (ISP)
Depart: 11/05/2026

One-way

Basic

From
$82
Seen: 15 hrs ago

Baltimore/Washington (BWI)to

Long Island/Islip MacArthur (ISP)
Depart: 10/21/2026

One-way

Basic

From
$82
Seen: 19 hrs ago

Baltimore/Washington (BWI)to

Long Island/Islip MacArthur (ISP)
Depart: 12/01/2026

One-way

Basic

From
$82
Seen: 21 hrs ago

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Explore flights from Baltimore/Washington to Long Island/Islip MacArthur

Oct 2026
From$82*
Seen: 9 hrs ago
One Way/Basic
Nov 2026
From$82*
Seen: 15 hrs ago
One Way/Basic
Dec 2026
From$82*
Seen: 21 hrs ago
One Way/Basic
cmp-daily-histogram-bars-legend-min-price-aria-label $82
cmp-daily-histogram-bars-legend-max-price-aria-label $423
Displaying fares for October-2026
  • BWI–ISP, 10/01/2026: From $423
    01

    Thu

    OCT

  • BWI–ISP, 10/02/2026: From $423
    02

    Fri

  • BWI–ISP, 10/03/2026: From $423
    03

    Sat

  • BWI–ISP, 10/04/2026: From $423
    04

    Sun

  • BWI–ISP, 10/05/2026: From $423
    05

    Mon

  • BWI–ISP, 10/06/2026: From $423
    06

    Tue

  • BWI–ISP, 10/07/2026: From $362
    07

    Wed

  • BWI–ISP, 10/08/2026: From $362
    08

    Thu

  • BWI–ISP, 10/09/2026: From $362
    09

    Fri

  • BWI–ISP, 10/10/2026: From $362
    10

    Sat

  • BWI–ISP: cmp-view-offers-disclaimer. Find Offers
    11

    Sun

  • BWI–ISP: cmp-view-offers-disclaimer. Find Offers
    12

    Mon

  • BWI–ISP, 10/13/2026: From $362
    13

    Tue

  • BWI–ISP, 10/14/2026: From $270
    14

    Wed

  • BWI–ISP, 10/15/2026: From $270
    15

    Thu

  • BWI–ISP, 10/16/2026: From $270
    16

    Fri

  • BWI–ISP, 10/17/2026: From $270
    17

    Sat

  • BWI–ISP, 10/18/2026: From $270
    18

    Sun

  • BWI–ISP, 10/19/2026: From $270
    19

    Mon

  • BWI–ISP, 10/20/2026: From $270
    20

    Tue

  • BWI–ISP, 10/21/2026: From $82
    21

    Wed

  • BWI–ISP, 10/22/2026: From $82
    22

    Thu

  • BWI–ISP, 10/23/2026: From $123
    23

    Fri

  • BWI–ISP: cmp-view-offers-disclaimer. Find Offers
    24

    Sat

  • BWI–ISP, 10/25/2026: From $216
    25

    Sun

  • BWI–ISP, 10/26/2026: From $165
    26

    Mon

  • BWI–ISP: cmp-view-offers-disclaimer. Find Offers
    27

    Tue

  • BWI–ISP: cmp-view-offers-disclaimer. Find Offers
    28

    Wed

  • BWI–ISP: cmp-view-offers-disclaimer. Find Offers
    29

    Thu

  • BWI–ISP, 10/30/2026: From $123
    30

    Fri

  • BWI–ISP: cmp-view-offers-disclaimer. Find Offers
    31

    Sat

    • Range$82-$423

    *Fares displayed have been collected within the last 24 hours and may no longer be available at time of booking. Additional fees and charges for optional products and services may apply. Modifying this information may result in a different fare. To find the most updated fare, please visit Southwest.com. Fares listed are Basic, which are subject to additional terms and conditions.

    Flight Details

    Departing from:
    Balt./Wash. International Airport
    Arriving at:
    Long Island MacArthur Airport
    Average flight time:
    1 hour 8 minutes
    Distance:
    220 miles

    Route Information

    18† Weekly flights
    • 3‡ Nonstop flights per day Monday through Friday
    • 3‡ Nonstop flights on Saturday
    • 3‡ Nonstop flights on Sunday

    † Weekly flights based on DOT published scheduled average flights Monday through Sunday between 9/1/2025 and 9/30/2025. Note: route may not operate every day of the week.

    ‡ Nonstop flights based on DOT published scheduled average flights Monday through Sunday between 9/1/2025 and 9/30/2025.

    Questions we hear the most

    The average flight time from Baltimore/Washington to Long Island/Islip MacArthur is 1 hour 8 minutes.
    There are 18 weekly flights from Baltimore/Washington to Long Island/Islip MacArthur on Southwest Airlines.
    Yes, Southwest flies nonstop from Baltimore/Washington to Long Island/Islip MacArthur 3 times per day from Monday through Friday.
    Yes, Southwest flies nonstop from Baltimore/Washington to Long Island/Islip MacArthur 3 times per day on Saturdays and Sundays.
    To find the lowest fares by day and time to fly Baltimore/Washington to Long Island/Islip MacArthur with Southwest, check out our Low Fare Calendar.
    You can rent a car at Long Island MacArthur Airport book yours with your flight.
    Yes! Flights from Baltimore/Washington to Long Island/Islip MacArthur—or from here or there to anywhere—can be changed with no change fees. Fare difference may apply.
    Check the status of your upcoming Southwest flight.
    Check out the Southwest Airlines® Help Center for answers about everything Southwest.

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