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$120+ Cheap flights from Islip to Birmingham, AL (ISP - BHM)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/27. Fares are subject to change and may not be available on all flights or dates of travel.
ISP — BHM
oct. 16 — oct. 231
jue. 10/16
jue. 10/23
1 adult, Economy
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Cheap flight deals from Islip to Birmingham

Discover tips and strategies to find the most affordable flight options for your journey from Islip (ISP) to Birmingham (BHM). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated septiembre 16, 2025.

Round-trip from

$222
(Southwest)

One-way from

$120
(Southwest)

Popular in

March

Cheapest in

June

Average price

$433
From Islip Long Island to Birmingham
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One-way flight from Islip Long Island to Birmingham
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Highest demand for flights based on searches. 17% potential increase in price ($82 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($18 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Islip to Birmingham

Cheapest flights from Islip to Birmingham
Explore the most affordable flight options available from Islip to Birmingham. Find the lowest fares from popular airlines and budget airlines, with prices last updated on septiembre 16, 2025.

This Southwest deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 10/286:00 amISP - BHM
1 stop5h 15mSouthwest
mar. 11/46:35 amBHM - ISP
2 stops7h 30mSouthwest
Deal found 9/16$222
This Southwest deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 10/243:20 pmISP - BHM
1 stop6h 20mSouthwest
dom. 10/2610:10 amBHM - ISP
1 stop11h 30mSouthwest
Deal found 9/15$359
This Southwest deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 9/306:05 amISP - BHM
1 stop4h 20mSouthwest
mié. 10/110:05 amBHM - ISP
1 stop4h 05mSouthwest
Deal found 9/15$371
This Southwest deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 9/305:30 amISP - BHM
2 stops8h 55mSouthwest
jue. 10/21:25 pmBHM - ISP
1 stop9h 20mSouthwest
Deal found 9/15$382
This Southwest deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 11/71:40 pmISP - BHM
2 stops7h 35mSouthwest
lun. 11/105:05 amBHM - ISP
2 stops10h 50mSouthwest
Deal found 9/16$414
This Southwest deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 11/63:25 pmISP - BHM
1 stop5h 50mSouthwest
dom. 11/95:05 amBHM - ISP
2 stops10h 50mSouthwest
Deal found 9/15$442

Cheapflights Fare Finder

 
Customize your flight search to find flights from Islip to Birmingham that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated septiembre 16, 2025.
Use the filters below to find and compare flights from Islip to Birmingham that are best for you.

Fly from

Islip

Fly to

Birmingham

Route

Depart

Return

Price

IslipBirmingham

ISP - BHM

ISPBHM

Islip Long Island

mar. 10/28

6:00 am-10:15 am

1 stop5h 15m

Birmingham

mar. 11/4

6:35 am-3:05 pm

2 stops7h 30m

$222

IslipBirmingham

ISP - BHM

ISPBHM

Islip Long Island

vie. 10/24

3:20 pm-8:40 pm

1 stop6h 20m

Birmingham

dom. 10/26

10:10 am-10:40 pm

1 stop11h 30m

$359

IslipBirmingham

ISP - BHM

ISPBHM

Islip Long Island

vie. 11/7

1:40 pm-8:15 pm

2 stops7h 35m

Birmingham

lun. 11/10

6:10 pm-11:50 pm

1 stop4h 40m

$359

IslipBirmingham

ISP - BHM

ISPBHM

Islip Long Island

mar. 9/30

6:05 am-9:25 am

1 stop4h 20m

Birmingham

mié. 10/1

10:05 am-3:10 pm

1 stop4h 05m

$371

IslipBirmingham

ISP - BHM

ISPBHM

Islip Long Island

mar. 9/30

6:05 am-9:25 am

1 stop4h 20m

Birmingham

jue. 10/2

1:25 pm-11:45 pm

1 stop9h 20m

$376

IslipBirmingham

ISP - BHM

ISPBHM

Islip Long Island

jue. 11/6

3:25 pm-8:15 pm

1 stop5h 50m

Birmingham

dom. 11/9

5:05 am-4:55 pm

2 stops10h 50m

$442

IslipBirmingham

ISP - BHM

ISPBHM

Islip Long Island

jue. 11/27

6:00 am-9:15 am

1 stop4h 15m

$120

IslipBirmingham

ISP - BHM

ISPBHM

Islip Long Island

mar. 9/30

6:05 am-9:25 am

1 stop4h 20m

$186

IslipBirmingham

ISP - BHM

ISPBHM

Islip Long Island

mar. 9/30

11:25 am-3:36 pm

3 stops53h 11m

$228

IslipBirmingham

ISP - BHM

ISPBHM

Islip Long Island

vie. 11/28

1:40 pm-8:15 pm

2 stops7h 35m

$279

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/14

Showing 1-10 of 13 results
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Best time to book a flight from Islip to Birmingham

Have a flexible travel schedule? Discover the best time to fly to Birmingham from Islip with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Islip to Birmingham

What is the cheapest month to book a flight from Islip to Birmingham, Alabama?

Currently, August is the cheapest month in which you can book a flight from Islip to Birmingham, Alabama (average of $363). Flying from Islip to Birmingham, Alabama in March is currently the most expensive (average of $457). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Reviews of airlines servicing Birmingham

Get insights into the airlines that provide service to Birmingham. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Birmingham. Reviews last updated septiembre 16, 2025.
Peruse reviews from past customers who have flown with Southwest from Islip to Birmingham to help guide your decision. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,242 reviews

Entertainment

7.5

Overall

8.0

Food

7.0

Crew

8.6

Comfort

8.0

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Southwest
8.0
Very good
4,242 reviews
Southwest
8.0
Very good
4,242 reviews

Entertainment

7.5

Overall

8.0

Food

7.0

Crew

8.6

Comfort

8.0

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

Related info for your journey

Find useful and relevant information for your journey from Islip to Birmingham. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Islip to Birmingham, Alabama?

    Airlines like Southwest fly from Islip to Birmingham, Alabama in about 5h 15m. The time it takes to get you to your destination can typically vary by up to . There are 900 mi between Islip and Birmingham, Alabama.

  • What is the cheapest airline to fly from Islip to Birmingham, Alabama round-trip?

    Currently priced at $186, Southwest will fly you from Islip to Birmingham, Alabama and back. In addition to Southwest, many other airlines offer competitively priced options for your trip.

  • Can I find deals for flights from Islip to Birmingham that include hotel bookings?

    Yes. In addition to deals on Islip to Birmingham flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Islip to Birmingham?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Islip to Birmingham.

  • Can I find deals for business class flights from Islip to Birmingham?

    Yes. Cheapflights offers flight deals from Islip to Birmingham by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Islip to Birmingham, Alabama?

    Currently, August is the cheapest month in which you can book a flight from Islip to Birmingham, Alabama (average of $363). Flying from Islip to Birmingham, Alabama in March is currently the most expensive (average of $457). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Birmingham?

Book flights to Birmingham if you plan to visit one of these locations
Fultondale
Homewood
Bessemer
Hoover

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Top airline flying from Islip to Birmingham

Discover the top airline that operate flights from Islip to Birmingham. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated septiembre 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
SouthwestCheapest$186Average$381FlexibilityNo cancel feeOn-time63%

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