How long is the flight from Islip, New York to Long Beach?

Airlines like Southwest fly from Islip, New York to Long Beach in about 12h 20m. The time it takes to get you to your destination can typically vary by up to . The distance from Islip, New York to Long Beach is about 2493 mi.

In terms of precipitation, rainfall in Long Beach ranges from 0.0 - 3.0 inches per month. February is typically the wettest month, when rainfall can reach 3.0 in. July is typically the driest time to visit Long Beach when rainfall is around 0.0 in.

If weather is an important factor for your trip to Long Beach, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 75.2 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 55.4 F).

What is the cheapest time of day to fly from ISP to LGB?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Islip, New York to Long Beach as you normally would.

Most accurate provider : When it comes to deals on Islip, New York-Long Beach flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Islip, New York-Long Beach flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Islip, New York-Long Beach flight searches over the past month and is updated monthly.

Most trusted provider : When it comes to deals on Islip, New York-Long Beach flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Islip, New York-Long Beach flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Can I find deals for flights from Islip to Long Beach that include hotel bookings?

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

How can I find direct flights from Islip to Long Beach?

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

Can I find deals for business class flights from Islip to Long Beach?

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

$454+ Flights from Islip, NY to Long Beach

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Cheap flight deals from Islip to Long Beach

Cheapest flights from Islip to Long Beach
Explore the most affordable flight options available from Islip to Long Beach. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 21, 2026.

Tue 3/245:45 am

ISP

LGB

2 stops12h 20m

Southwest

Fri 3/2710:40 am

LGB

ISP

2 stops10h 15m

Southwest

Deal found 1/21

$454

Fri 1/236:00 am

ISP

LGB

2 stops11h 55m

Southwest

Fri 2/137:50 am

LGB

ISP

2 stops12h 40m

Southwest

Deal found 1/20

$844

Thu 1/226:00 am

ISP

LGB

2 stops10h 05m

Southwest

Wed 2/48:10 am

LGB

ISP

2 stops10h 45m

Southwest

Deal found 1/20

$868

Best flights from Islip to Long Beach
Discover carefully curated flight deals from Islip to Long Beach that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated January 21, 2026.

Tue 3/245:45 am

ISP

LGB

2 stops12h 20m

Southwest

Fri 3/2710:40 am

LGB

ISP

2 stops10h 15m

Southwest

Deal found 1/21

$454

Last-minute flights from Islip to Long Beach
Discover last-minute flight deals from Islip to Long Beach. Data last updated January 21, 2026 and is based on user searches.

Thu 1/226:00 am

ISP

LGB

2 stops10h 05m

Southwest

Wed 2/48:10 am

LGB

ISP

2 stops10h 45m

Southwest

Deal found 1/20

$868

Fri 1/236:00 am

ISP

LGB

2 stops11h 55m

Southwest

Fri 2/137:50 am

LGB

ISP

2 stops12h 40m

Southwest

Deal found 1/20

$844

Find flight deals from Islip to Long Beach

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 1 star
Popular in	December
Cheapest in	September
Average price	$317

Provider with most accurate pricing for Islip Long Island-Long Beach Municipal flight deals.

Search Deals

Provider most trusted by Cheapflights users for Islip Long Island-Long Beach Municipal flights.

Search Deals

Highest demand for flights based on searches. 5% potential increase in price ($21 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease ($9 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in January 2026

Search Deals

Fly from

Fly to

Route

Depart

Return

Price

IslipLong Beach

ISP - LGB

ISPLGB

Islip Long Island

Tue 3/24

5:45 am-3:05 pm

2 stops12h 20m

Long Beach Municipal

Fri 3/27

10:40 am-11:55 pm

2 stops10h 15m

$454

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/21

Most accurate provider: When it comes to deals on Islip, New York-Long Beach flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Islip, New York-Long Beach flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Islip, New York-Long Beach flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on Islip, New York-Long Beach flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Islip, New York-Long Beach flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Islip to Long Beach

Have a flexible travel schedule? Discover the best time to fly to Long Beach 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 Long Beach

What is the cheapest month to book a flight from Islip, New York to Long Beach?

Currently, December is the cheapest month in which you can book a flight from Islip, New York to Long Beach (average of $84). Flying from Islip, New York to Long Beach in June is currently the most expensive (average of $146). 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.

Related info for your journey

How long is the flight from Islip, New York to Long Beach?
Airlines like Southwest fly from Islip, New York to Long Beach in about 12h 20m. The time it takes to get you to your destination can typically vary by up to . The distance from Islip, New York to Long Beach is about 2493 mi.
Can I find deals for flights from Islip to Long Beach that include hotel bookings?
Yes. In addition to deals on Islip to Long Beach flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Islip to Long Beach?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Islip to Long Beach.
Can I find deals for business class flights from Islip to Long Beach?
Yes. Cheapflights offers flight deals from Islip to Long Beach 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, New York to Long Beach?
Currently, December is the cheapest month in which you can book a flight from Islip, New York to Long Beach (average of $84). Flying from Islip, New York to Long Beach in June is currently the most expensive (average of $146). 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.

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$454+ Cheap flights from Islip, NY to Long Beach (ISP - LGB)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/24. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Islip to Long Beach with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Islip to Long Beach

Cheapest flights from Islip to Long BeachExplore the most affordable flight options available from Islip to Long Beach. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 21, 2026.

Explore the most affordable flight options available from Islip to Long Beach. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 21, 2026.

Find flight deals from Islip to Long Beach

Most accurate provider

Most trusted provider

Popular in

Cheapest in

Average price

Cheapflights Fare Finder

Use the filters below to find and compare flights from Islip to Long Beach that are best for you.

Best time to book a flight from Islip to Long Beach

Have a flexible travel schedule? Discover the best time to fly to Long Beach from Islip with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Islip to Long Beach

What is the cheapest month to book a flight from Islip, New York to Long Beach?

Related info for your journey

Find useful and relevant information for your journey from Islip to Long Beach. 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, New York to Long Beach?

Can I find deals for flights from Islip to Long Beach that include hotel bookings?

How can I find direct flights from Islip to Long Beach?

Can I find deals for business class flights from Islip to Long Beach?

What is the cheapest month to book a flight from Islip, New York to Long Beach?

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Islip to Long Beach

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Cheapest flights from Islip to Long Beach
Explore the most affordable flight options available from Islip to Long Beach. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 21, 2026.