🇺🇸 ISP
Islip
220 mi
BWI 🇺🇸
Baltimore

Islip to Baltimore Flights

Long Island Mac Arthur Airport Baltimore/Washington International Thurgood Marshall Airport 2 airlines

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The Islip to Baltimore route connects Long Island Mac Arthur Airport (ISP) in US with Baltimore/Washington International Thurgood Marshall Airport (BWI) in US. This short-haul flight covers approximately 220 miles (354 km) with a typical flight time of 1h 5m. This route is served by 2 airlines: Southwest, XFL. AirportRoutes has tracked 27 unique flight numbers on this route.

About This Route

Route Overview

The Islip (ISP) → Baltimore (BWI) route links Long Island with central Maryland over 339 miles (546 km). It’s a practical corridor for business trips, weekend getaways, and onward connections through the Baltimore–Washington region. Typical nonstop flight time is about 1 hour 10 minutes to 1 hour 30 minutes, with total door-to-gate time often closer to 3–4 hours once airport arrival and ground transport are included. Travelers choose ISP for its smaller-terminal convenience and generally quicker curb-to-gate experience compared with larger NYC-area airports, while BWI offers strong access to Baltimore, Washington, D.C., and Amtrak/MARC rail options. The short distance also makes this route a time-saving alternative to driving, especially during Northeast corridor traffic.

Travel Tips

Book early for the best USD fares, especially around holidays and summer weekends; midweek departures often price lower. At ISP, arrive about 90 minutes before departure—security lines are usually manageable, but morning peaks can add time. Pack with liquid limits in mind and keep chargers accessible for quick screening. Choose seats early if you prefer the left/right views: coastal and Chesapeake-area scenery can appear on clear days. At BWI, follow signs for Ground Transportation—rideshares, shuttles, and taxis are well organized. If heading to D.C. or downtown Baltimore, consider the BWI Rail Station connections via shuttle bus. Expect a smooth, short cruise segment; snacks may be limited, so bring a refillable water bottle and light food.

Destination Highlights

Baltimore pairs historic waterfront character with a strong arts-and-food scene. The Inner Harbor anchors many first visits, with the National Aquarium and harbor walks nearby. For history, Fort McHenry National Monument is essential, while Fells Point offers cobblestone streets, pubs, and maritime charm. Art lovers should prioritize the Baltimore Museum of Art and the Walters Art Museum, and neighborhoods like Mount Vernon add architecture and cultural venues. Food is a major draw: try Maryland blue crab—especially crab cakes, steamed crabs, and crab soup—often seasoned with Old Bay. For local flavor, explore Lexington Market and the surrounding downtown food spots. Day trips to nearby Chesapeake Bay towns are easy from the city.

Best Time to Fly

Late spring and early fall—roughly April–June and September–October—often bring comfortable weather and solid sightseeing conditions in Baltimore. Summer can be hot and humid, and fares may rise with school vacations. Winter is generally cheaper, though occasional snow or coastal storms can disrupt schedules. Expect peak pricing around major holidays and popular event weekends, including summer waterfront festivals and early fall sports weekends. For better deals in USD, consider flying midweek and avoiding holiday Mondays; shoulder-season travel often balances lower prices with pleasant conditions.

AI-Generated Content: This information was compiled using AI from web sources on Dec 25, 2025. Content may not be current; please verify with airlines before booking.

Airport Information

Departure Airport

Long Island Mac Arthur Airport

ICAO Code:
KISP
IATA Code:
ISP
City:
🇺🇸 Islip
Country:
US
Elevation:
99 ft

Destination Airport

Baltimore/Washington International Thurgood Marshall Airport

ICAO Code:
KBWI
IATA Code:
BWI
City:
🇺🇸 Baltimore
Country:
US
Elevation:
146 ft

Route Statistics

2

Operators

27

Tracked Flights

220

Miles

1h 5m

Flight Duration

Route Map

Real Flight Path
Flight route map from Islip to Baltimore

Operating Airlines

Airline ICAO IATA
Southwest SWA WN
EXECUTIVE FLITEWAYS XFL -

Flight Schedule Pattern

Day Flights Observed Frequency Activity
Monday 43 11%
Tuesday 58 15%
Wednesday 60 16%
Thursday 58 15%
Friday 53 14%
Saturday 53 14%
Sunday 53 14%

Pattern Analysis

27 Tracked Flights:
Data Points: 378
API observations used to build this analysis
Weekdays: 272 flights
Weekend: 106 flights
Business Route More active on weekdays

All Flight Routes

2 Routes
Note: This table shows aggregated route data by airline. Each airline may operate multiple daily flights at different times. See the "Spotted Departure Times" section below for all observed departure times.
Airline Flight Numbers Aircraft Type Typical Time Days Active Last Seen Status
Southwest
SWA / WN
B738 16:40 4:40 PM (Representative)
M T W T F S S
May 9, 2026 Active
PC12 09:10 9:10 AM (Representative)
M T W T F S S
Feb 14, 2026 Active
Total Routes: 2
Active Routes: 2
Unique Airlines: 2
Aircraft Types: 2

Spotted Departure Times

Departure Time Operator ICAO IATA
09:10 9:10 AM EXECUTIVE FLITEWAYS XFL -
16:40 4:40 PM Southwest SWA WN

Time Information

Times are shown in the departure airport's local timezone (KISP - America/New_York).

Total Departure Times: 2
Time Range:
09:10 - 16:40
These are typical departure times observed from actual flights. Times may vary by season and schedule changes.