Which airlines offer extra legroom and free seat selection on Baltimore to Islip flights?

Among airlines operating Baltimore to Islip flights: • Southwest: offers free seat selection Extra legroom and free seat selection availability depends on fare class and route.

What airlines fly from Baltimore to Islip?

Only Southwest operates flights between Baltimore and Islip.

Which airports can I use when flying from Baltimore to Islip?

Flights from Baltimore to Islip usually depart from Baltimore/Washington (BWI) and arrive at Islip Long Island (ISP).

Which airlines include bags at no extra cost on Baltimore to Islip flights?

Here are some options for this route, based on selected ticket types and cabin classes: • Southwest: a cabin bag and a checked bag in Economy Class Bag allowance can vary by ticket type, cabin class, route and airline, so always check the fare details before booking.

What cabin classes can I book on flights from Baltimore to Islip?

Only Economy Class is available on flights from Baltimore to Islip.

What is the standard checked-bag allowance on flights from Baltimore to Islip?

There is no standard. Checked-bag policies vary by airline on this route. Most carriers charge $45–$90 for the first checked bag in economy. Premium fares and elite-status bookings typically include a free checked bag.

Which aircraft model is used most often on flights from Baltimore to Islip?

The Boeing 737 MAX 8 family is used most often on this route, operated mainly by Southwest. Other aircraft seen on the route include Airbus A220-300 variants.

Can I save money by using flexible dates for flights from Baltimore to Islip?

Yes. Flexible dates can save you up to 36% on flights from Baltimore to Islip. Tuesday is the cheapest departure day at $345 round-trip on average, while Thursday is the most expensive at $538, a difference of $193. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

How are flight departures from Baltimore to Islip spread across the day?

Morning is the busiest departure period on Baltimore to Islip flights, with 25% of flights leaving in that window. Afternoon departures account for 25%, evening flights for 25%, and night flights for 25%.

What are the earliest and latest flights from Baltimore to Islip?

These are the earliest and latest flight times available from Baltimore to Islip: • Earliest: departs at 10:25 am and lands at 11:36 am • Latest: departs at 11:00 pm and lands at 12:11 am. The flight takes about 1h 11m.

How long is a flight from Baltimore to Islip?

A nonstop flight from Baltimore to Islip takes 1h 11m, covering 219 miles.

Do I need a passport to fly from Baltimore to Islip?

No, a passport is not required for this domestic route, but you will need a real ID-compliant driver's license, a state ID or another TSA-accepted form of identification.

Have flight prices from Baltimore to Islip changed much recently?

Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $137 to $1,249. That means the highest observed fare was about 9x higher than the lowest one.

How are flight prices from Baltimore to Islip looking right now?

One-way fares from Baltimore to Islip are currently lower than usual. Average one-way flight prices are about $152, which is 50% below the typical average for this route.

What car rental options are available at Islip Long Island Airport (ISP)?

Islip Long Island Airport (ISP) hosts 5 major car rental companies, with daily rates averaging $105 for economy cars. Top options include: • Budget • Enterprise Rent-A-Car • Avis • National • Empire Rent A Car

How much should I expect to pay for a Baltimore to Islip flight?

Round-trip flights from Baltimore to Islip range from $339 to $601, with an average of $427 over the past 12 months. Anything below $339 counts as a good deal.

How much is a round-trip flight from Baltimore to Islip?

Round-trip flights from Baltimore to Islip typically range from $339 to $601. The lowest price found in the past 5 days was $137, on Southwest.

What's the cheapest day of the week to fly from Baltimore to Islip?

Based on deals KAYAK users found in the last 12 months, Tuesday is the cheapest day of the week to fly from Baltimore to Islip. It’s 20% cheaper than the average day, while Thursday is the most expensive, with prices 25% higher.

What’s the cheapest month to fly from Baltimore to Islip?

•February is the cheapest month to fly from Baltimore to Islip at $310 round-trip. •October ($801) and April ($596) are the most expensive months. •The price difference between flying in the cheapest and most expensive months is 158% on average. This is based on KAYAK aggregated and averaged internal data over the past 12 months.

Which airline is the cheapest to fly from Baltimore to Islip?

Southwest ($137) offered the cheapest round-trip ticket from Baltimore to Islip in the last 5 days.

Which airline offers the most nonstop flights between Baltimore and Islip?

Southwest has the most frequent nonstop flights from Baltimore to Islip with 21 flights per week. Based on KAYAK flight data over the last 3 months.

How many nonstop flights run daily between Baltimore and Islip?

There are about 3 flights per day from Baltimore to Islip, about 21 flights per week, spread evenly across the week.

What time of day do most flights depart from Baltimore to Islip?

Nonstop flights from Baltimore to Islip are spread pretty evenly across the day, with about 1 departing in the morning, 1 in the afternoon, 1 in the evening and 1 at night.

$69 CHEAP FLIGHTS from Baltimore to Islip (BWI - ISP)

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Never overpay with our price tracking tools.

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Cheapest round-trip

$137

Typical prices: $339-$601

Southwest

Wed 12/12Sat 12/15

BWI - ISP • Non-stop

Cheapest one-way

$69

Typical prices: $190-$392

Southwest

Mon 12/3

BWI - ISP • Non-stop

Nonstop flights

Every day

You can fly direct with Southwest. Average duration is 1h 11m

Direct flights

When to travel

February

Cheapest • 27% price drop

July

Most popular

Good to know

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We hope you love your trip to Islip!

Flight Deals

Cheap Flights from Baltimore to Islip (BWI-ISP)

Discover the best prices for you by selecting your travel dates on KAYAK.

Round-trip

One-way

Last minute

Direct

Recent round-trip flight deals from Baltimore to Islip

Sat, Dec 12 - Tue, Dec 15

1:45 pm - 2:55 pmBWI Baltimore/Washington-ISP Islip Long Island

1h 10mnonstop

4:05 pm - 5:25 pmISP Islip Long Island-BWI Baltimore/Washington

1h 20mnonstop

$137Southwest

Thu, Dec 10 - Mon, Dec 14

3:05 pm - 4:15 pmBWI Baltimore/Washington-ISP Islip Long Island

1h 10mnonstop

12:30 pm - 1:45 pmISP Islip Long Island-BWI Baltimore/Washington

1h 15mnonstop

$137Southwest

Thu, Nov 26 - Wed, Dec 2

3:40 pm - 4:50 pmBWI Baltimore/Washington-ISP Islip Long Island

1h 10mnonstop

4:05 pm - 5:25 pmISP Islip Long Island-BWI Baltimore/Washington

1h 20mnonstop

$137Southwest

Fri, Jan 15 - Mon, Jan 18

3:35 pm - 4:45 pmBWI Baltimore/Washington-ISP Islip Long Island

1h 10mnonstop

10:45 am - 12:05 pmISP Islip Long Island-BWI Baltimore/Washington

1h 20mnonstop

$163Southwest

Wed, Nov 18 - Sun, Nov 22

10:40 am - 11:45 amBWI Baltimore/Washington-ISP Islip Long Island

1h 05mnonstop

5:40 pm - 7:00 pmISP Islip Long Island-BWI Baltimore/Washington

1h 20mnonstop

$170Southwest

Wed, Nov 18 - Sun, Nov 22

8:35 pm - 9:45 pmBWI Baltimore/Washington-ISP Islip Long Island

1h 10mnonstop

5:35 am - 6:55 amISP Islip Long Island-BWI Baltimore/Washington

1h 20mnonstop

$170Southwest

Fri, Dec 11 - Sun, Dec 13

10:20 pm - 11:35 pmBWI Baltimore/Washington-ISP Islip Long Island

1h 15mnonstop

5:40 pm - 7:00 pmISP Islip Long Island-BWI Baltimore/Washington

1h 20mnonstop

$183Southwest

Thu, Nov 19 - Sun, Nov 22

10:40 am - 11:45 amBWI Baltimore/Washington-ISP Islip Long Island

1h 05mnonstop

12:25 pm - 1:45 pmISP Islip Long Island-BWI Baltimore/Washington

1h 20mnonstop

$276Southwest

Wed, Nov 18 - Sun, Nov 22

10:41 am - 10:17 amBWI Baltimore/Washington-ISP Islip Long Island

23h 36m2 stops Atlanta Hartsfield-Jackson Raleigh-Durham

4:40 pm - 12:43 amISP Islip Long Island-BWI Baltimore/Washington

8h 03m1 stop Orlando

$345Multiple Airlines

Fri, Jan 15 - Mon, Jan 18

6:47 pm - 9:00 amBWI Baltimore/Washington-ISP Islip Long Island

14h 13m1 stop Tampa

3:02 pm - 12:34 amISP Islip Long Island-BWI Baltimore/Washington

9h 32m2 stops Raleigh-Durham Atlanta Hartsfield-Jackson

$351Multiple Airlines

Recent last minute flight deals from Baltimore to Islip

Sun, Nov 1 - Sun, Nov 8

7:45 pm - 8:53 pmBWI Baltimore/Washington-ISP Islip Long Island

25h 08m1 stop Vero Beach

10:57 am - 10:24 amISP Islip Long Island-BWI Baltimore/Washington

23h 27m2 stops Raleigh-Durham Miami

$611Multiple Airlines

Tue, Nov 3 - Wed, Nov 4

10:40 am - 11:45 amBWI Baltimore/Washington-ISP Islip Long Island

1h 05mnonstop

4:05 pm - 5:25 pmISP Islip Long Island-BWI Baltimore/Washington

1h 20mnonstop

$635Southwest

Tue, Nov 3 - Fri, Nov 6

7:45 pm - 2:45 pmBWI Baltimore/Washington-ISP Islip Long Island

19h 00m1 stop Vero Beach

3:02 pm - 8:17 amISP Islip Long Island-BWI Baltimore/Washington

17h 15m2 stops Raleigh-Durham Orlando

$680Multiple Airlines

Tue, Nov 3 - Wed, Nov 4

12:38 pm - 11:20 amBWI Baltimore/Washington-ISP Islip Long Island

22h 42m2 stops Tampa Raleigh-Durham

3:43 pm - 2:25 pmISP Islip Long Island-BWI Baltimore/Washington

22h 42m1 stop Vero Beach

$681Multiple Airlines

Wed, Nov 4 - Thu, Nov 5

10:40 am - 11:45 amBWI Baltimore/Washington-ISP Islip Long Island

1h 05mnonstop

5:35 am - 6:55 amISP Islip Long Island-BWI Baltimore/Washington

1h 20mnonstop

$689Southwest

Tue, Nov 3 - Fri, Nov 6

10:40 am - 11:45 amBWI Baltimore/Washington-ISP Islip Long Island

1h 05mnonstop

12:25 pm - 1:45 pmISP Islip Long Island-BWI Baltimore/Washington

1h 20mnonstop

$689Southwest

Wed, Nov 4 - Thu, Nov 5

5:40 am - 10:17 amBWI Baltimore/Washington-ISP Islip Long Island

28h 37m2 stops Atlanta Hartsfield-Jackson Raleigh-Durham

6:33 pm - 8:17 amISP Islip Long Island-BWI Baltimore/Washington

13h 44m1 stop Orlando

$717Multiple Airlines

Thu, Nov 5 - Mon, Nov 9

7:45 pm - 8:53 pmBWI Baltimore/Washington-ISP Islip Long Island

25h 08m1 stop Vero Beach

9:33 pm - 2:25 pmISP Islip Long Island-BWI Baltimore/Washington

16h 52m1 stop Vero Beach

$729Breeze Airways

Sun, Nov 1 - Sun, Nov 8

7:45 pm - 8:53 pmBWI Baltimore/Washington-ISP Islip Long Island

25h 08m1 stop Vero Beach

6:33 pm - 8:17 amISP Islip Long Island-BWI Baltimore/Washington

13h 44m1 stop Orlando

$746Multiple Airlines

Sun, Nov 1 - Mon, Nov 2

3:05 pm - 11:15 amBWI Baltimore/Washington-ISP Islip Long Island

20h 10m2 stops Burlington Fort Myers SW Florida Intl

9:33 pm - 2:25 pmISP Islip Long Island-BWI Baltimore/Washington

16h 52m1 stop Vero Beach

$747Breeze Airways

Recent direct flight deals from Baltimore to Islip

Sat, Dec 12 - Tue, Dec 15

1:45 pm - 2:55 pmBWI Baltimore/Washington-ISP Islip Long Island

1h 10mnonstop

4:05 pm - 5:25 pmISP Islip Long Island-BWI Baltimore/Washington

1h 20mnonstop

$137Southwest

Thu, Dec 10 - Mon, Dec 14

3:05 pm - 4:15 pmBWI Baltimore/Washington-ISP Islip Long Island

1h 10mnonstop

12:30 pm - 1:45 pmISP Islip Long Island-BWI Baltimore/Washington

1h 15mnonstop

$137Southwest

Thu, Nov 26 - Wed, Dec 2

3:40 pm - 4:50 pmBWI Baltimore/Washington-ISP Islip Long Island

1h 10mnonstop

4:05 pm - 5:25 pmISP Islip Long Island-BWI Baltimore/Washington

1h 20mnonstop

$137Southwest

Fri, Jan 15 - Mon, Jan 18

3:35 pm - 4:45 pmBWI Baltimore/Washington-ISP Islip Long Island

1h 10mnonstop

10:45 am - 12:05 pmISP Islip Long Island-BWI Baltimore/Washington

1h 20mnonstop

$163Southwest

Wed, Nov 18 - Sun, Nov 22

10:40 am - 11:45 amBWI Baltimore/Washington-ISP Islip Long Island

1h 05mnonstop

5:40 pm - 7:00 pmISP Islip Long Island-BWI Baltimore/Washington

1h 20mnonstop

$170Southwest

Wed, Nov 18 - Sun, Nov 22

8:35 pm - 9:45 pmBWI Baltimore/Washington-ISP Islip Long Island

1h 10mnonstop

5:35 am - 6:55 amISP Islip Long Island-BWI Baltimore/Washington

1h 20mnonstop

$170Southwest

Fri, Dec 11 - Sun, Dec 13

10:20 pm - 11:35 pmBWI Baltimore/Washington-ISP Islip Long Island

1h 15mnonstop

5:40 pm - 7:00 pmISP Islip Long Island-BWI Baltimore/Washington

1h 20mnonstop

$183Southwest

Thu, Nov 19 - Sun, Nov 22

10:40 am - 11:45 amBWI Baltimore/Washington-ISP Islip Long Island

1h 05mnonstop

12:25 pm - 1:45 pmISP Islip Long Island-BWI Baltimore/Washington

1h 20mnonstop

$276Southwest

Sat, Dec 19 - Mon, Dec 21

10:30 pm - 11:45 pmBWI Baltimore/Washington-ISP Islip Long Island

1h 15mnonstop

4:55 pm - 6:15 pmISP Islip Long Island-BWI Baltimore/Washington

1h 20mnonstop

$307Southwest

Thu, Dec 24 - Tue, Dec 29

8:35 pm - 9:45 pmBWI Baltimore/Washington-ISP Islip Long Island

1h 10mnonstop

6:05 am - 7:25 amISP Islip Long Island-BWI Baltimore/Washington

1h 20mnonstop

$318Southwest

Booking Insights

Price, demand and travel trends for Baltimore to Islip flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights with more confidence.

Prices

Airlines

How much is a round-trip flight from Baltimore to Islip? This analysis is based on the cheapest round-trip price found on KAYAK in the last 12 months by searching for a flight from Baltimore to Islip departing in december.
What's the cheapest day of the week to fly from Baltimore to Islip?: Based on deals KAYAK users found in the last 12 months, Tuesday is the cheapest day of the week to fly from Baltimore to Islip. It’s 20% cheaper than the average day, while Thursday is the most expensive, with prices 25% higher.
What’s the cheapest month to fly from Baltimore to Islip? KAYAK internal proprietary data takes all prices for each month over the last 12 months for round-trip flights from Baltimore to Islip, removes the top 0.1% to account for outliers and then takes the median of all values for each month.: •February is the cheapest month to fly from Baltimore to Islip at $310 round-trip.
•October ($801) and April ($596) are the most expensive months.
•The price difference between flying in the cheapest and most expensive months is 158% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

Find deals

Low season	January
High season	July
Cheapest flight	$69

Beat the crowds with an average 67% drop in travelers.

The most popular month to fly with an average 92% increase in travelers.

One-way flight from Baltimore to Islip

When to book flights from Baltimore to Islip

Are your dates flexible? Find out the best times to travel from Baltimore to Islip based on our flight data from the last year. Discover the cheapest month and even day to fly.

Estimated round-trip price

KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or round-trips with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

What are the earliest and latest flights from Baltimore to Islip?
These are the earliest and latest flight times available from Baltimore to Islip:

• Earliest: departs at 10:25 am and lands at 11:36 am
• Latest: departs at 11:00 pm and lands at 12:11 am.

The flight takes about 1h 11m.
What cabin classes can I book on flights from Baltimore to Islip?
Only Economy Class is available on flights from Baltimore to Islip.
How long is a flight from Baltimore to Islip?
A nonstop flight from Baltimore to Islip takes 1h 11m, covering 219 miles.
Do I need a passport to fly from Baltimore to Islip?
No, a passport is not required for this domestic route, but you will need a real ID-compliant driver's license, a state ID or another TSA-accepted form of identification.
How much should I expect to pay for a Baltimore to Islip flight?
Round-trip flights from Baltimore to Islip range from $339 to $601, with an average of $427 over the past 12 months. Anything below $339 counts as a good deal.
What is the standard checked-bag allowance on flights from Baltimore to Islip?
There is no standard. Checked-bag policies vary by airline on this route. Most carriers charge $45–$90 for the first checked bag in economy. Premium fares and elite-status bookings typically include a free checked bag.
Which aircraft model is used most often on flights from Baltimore to Islip?
The Boeing 737 MAX 8 family is used most often on this route, operated mainly by Southwest. Other aircraft seen on the route include Airbus A220-300 variants.
How are flight departures from Baltimore to Islip spread across the day?
Morning is the busiest departure period on Baltimore to Islip flights, with 25% of flights leaving in that window. Afternoon departures account for 25%, evening flights for 25%, and night flights for 25%.
Have flight prices from Baltimore to Islip changed much recently?
Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $137 to $1,249. That means the highest observed fare was about 9x higher than the lowest one.
How are flight prices from Baltimore to Islip looking right now?
One-way fares from Baltimore to Islip are currently lower than usual. Average one-way flight prices are about $152, which is 50% below the typical average for this route.
What car rental options are available at Islip Long Island Airport (ISP)?
Islip Long Island Airport (ISP) hosts 5 major car rental companies, with daily rates averaging $105 for economy cars. Top options include:

• Budget
• Enterprise Rent-A-Car
• Avis
• National
• Empire Rent A Car
Which airports can I use when flying from Baltimore to Islip?
Flights from Baltimore to Islip usually depart from Baltimore/Washington (BWI) and arrive at Islip Long Island (ISP).
Can I save money by using flexible dates for flights from Baltimore to Islip?
Yes. Flexible dates can save you up to 36% on flights from Baltimore to Islip. Tuesday is the cheapest departure day at $345 round-trip on average, while Thursday is the most expensive at $538, a difference of $193.

KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.
What airlines fly from Baltimore to Islip?
Only Southwest operates flights between Baltimore and Islip.
Which airlines offer extra legroom and free seat selection on Baltimore to Islip flights?
Among airlines operating Baltimore to Islip flights:

• Southwest: offers free seat selection

Extra legroom and free seat selection availability depends on fare class and route.
Which airlines include bags at no extra cost on Baltimore to Islip flights?
Here are some options for this route, based on selected ticket types and cabin classes:

• Southwest: a cabin bag and a checked bag in Economy Class

Bag allowance can vary by ticket type, cabin class, route and airline, so always check the fare details before booking.

If your dates are flexible, aim for a Tuesday departure and avoid flying on Thursday. On this route, Tuesday flights average $345, about $193 less than Thursday fares (36% savings) based on the last 12 months.
If you can choose when to travel, plan your Baltimore to Islip trip for February. Fares historically average $310 round-trip in that month - typically $491 less than the most expensive month, which is October (based on the last 12 months).

Direct departures

Baltimore/Washington to Islip Long Island

Monday

Southwest

Tuesday

Southwest

Wednesday

Southwest

Thursday

Southwest

Friday

Southwest

Saturday

Southwest

Sunday

Southwest

See more direct flights

Direct returns

Islip Long Island to Baltimore/Washington

Monday

Southwest

Tuesday

Southwest

Wednesday

Southwest

Thursday

Southwest

Friday

Southwest

Saturday

Southwest

Sunday

Southwest

See more direct flights

More options for your flight from Baltimore to Islip

Add a hotel or car rental

Airports

Cabin class

Direct Flights

Origins

Other destinations

Return flight

Complete your trip to Islip with a hotel stay or car rental

Car rentals in Islip

Hotels in Islip

BWI - ISP

$69 Find Cheap Flights from Baltimore to Islip - Compare and Save

Everything you should know

Cheap Flights from Baltimore to Islip (BWI-ISP)

Recent round-trip flight deals from Baltimore to Islip

Recent one-way flight deals from Baltimore to Islip

Recent last minute flight deals from Baltimore to Islip

Recent direct flight deals from Baltimore to Islip

Price, demand and travel trends for Baltimore to Islip flights

How much is a round-trip flight from Baltimore to Islip?

What's the cheapest day of the week to fly from Baltimore to Islip?

What’s the cheapest month to fly from Baltimore to Islip?

Which airline is the cheapest to fly from Baltimore to Islip?

Which airline offers the most nonstop flights between Baltimore and Islip?

How many nonstop flights run daily between Baltimore and Islip?

What time of day do most flights depart from Baltimore to Islip?

Key details for Baltimore to Islip flights

Low season

High season

Cheapest flight

When to book flights from Baltimore to Islip

Your Baltimore to Islip flight questions, answered

Your guide to booking Baltimore to Islip flights

Prefer to fly direct from Baltimore to Islip?

More options for your flight from Baltimore to Islip

Complete your trip to Islip with a hotel stay or car rental

Information on your arrival and departure airports

Cabin class types available on flights from Baltimore to Islip

Find direct flights to and from Baltimore and Islip

Flights from domestic origins to Islip

Flights to other popular destinations

Find deals for your return flight