$219 Cheap Flights from Islip (ISP) to Long Beach (LGB)

View $219 flight on Tue, Nov 25, 2025Opens in a new window

Popular airlines from MacArthur Airport (ISP) to Long Beach Municipal Airport (LGB)

Cheap Flights from Islip to Long Beach (ISP-LGB)

Prices were available within the past 7 days and start at $219 for one-way flights and $396 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Southwest Airlines
Tue, Nov 18 - Tue, Dec 9
ISP
Islip
LGB
Long Beach
$396 Roundtrip, found 3 days ago
$396
Roundtrip
found 3 days ago
Select Southwest Airlines flight, departing Tue, Nov 18 from Islip to Long Beach, returning Tue, Dec 9, priced at $396 found 3 days ago
Southwest Airlines
Tue, Nov 18 - Tue, Dec 9
ISP
Islip
LGB
Long Beach
$434 Roundtrip, found 3 days ago
$434
Roundtrip
found 3 days ago
Select Southwest Airlines flight, departing Tue, Nov 18 from Islip to Long Beach, returning Tue, Dec 9, priced at $434 found 3 days ago
Southwest Airlines
Tue, Nov 18 - Tue, Dec 9
ISP
Islip
LGB
Long Beach
$439 Roundtrip, found 3 days ago
$439
Roundtrip
found 3 days ago
Select Southwest Airlines flight, departing Tue, Nov 18 from Islip to Long Beach, returning Tue, Dec 9, priced at $439 found 3 days ago
Southwest Airlines
Tue, Nov 18 - Tue, Dec 9
ISP
Islip
LGB
Long Beach
$444 Roundtrip, found 3 days ago
$444
Roundtrip
found 3 days ago
Select Southwest Airlines flight, departing Tue, Nov 18 from Islip to Long Beach, returning Tue, Dec 9, priced at $444 found 3 days ago
Southwest Airlines
Fri, Dec 12 - Mon, Dec 15
ISP
Islip
LGB
Long Beach
$452 Roundtrip, found 5 days ago
$452
Roundtrip
found 5 days ago
Select Southwest Airlines flight, departing Fri, Dec 12 from Islip to Long Beach, returning Mon, Dec 15, priced at $452 found 5 days ago
Southwest Airlines
Tue, Nov 18 - Tue, Dec 9
ISP
Islip
LGB
Long Beach
$463 Roundtrip, found 3 days ago
$463
Roundtrip
found 3 days ago
Select Southwest Airlines flight, departing Tue, Nov 18 from Islip to Long Beach, returning Tue, Dec 9, priced at $463 found 3 days ago
Southwest Airlines
Fri, Nov 7 - Fri, Nov 14
ISP
Islip
LGB
Long Beach
$547 Roundtrip, found 10 hours ago
$547
Roundtrip
found 10 hours ago
Select Southwest Airlines flight, departing Fri, Nov 7 from Islip to Long Beach, returning Fri, Nov 14, priced at $547 found 10 hours ago
Southwest Airlines
Fri, Nov 7 - Fri, Nov 14
ISP
Islip
LGB
Long Beach
$552 Roundtrip, found 10 hours ago
$552
Roundtrip
found 10 hours ago
Select Southwest Airlines flight, departing Fri, Nov 7 from Islip to Long Beach, returning Fri, Nov 14, priced at $552 found 10 hours ago
Southwest Airlines
Wed, Dec 24 - Fri, Jan 2
ISP
Islip
LGB
Long Beach
$607 Roundtrip, found 2 days ago
$607
Roundtrip
found 2 days ago
Select Southwest Airlines flight, departing Wed, Dec 24 from Islip to Long Beach, returning Fri, Jan 2, priced at $607 found 2 days ago
Southwest Airlines
Wed, Dec 24 - Fri, Jan 2
ISP
Islip
LGB
Long Beach
$667 Roundtrip, found 2 days ago
$667
Roundtrip
found 2 days ago
Select Southwest Airlines flight, departing Wed, Dec 24 from Islip to Long Beach, returning Fri, Jan 2, priced at $667 found 2 days ago

Alternative airports near Long Beach

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Los Angeles Intl. LAX. Cheapest option available. Average driving time to city center is 27 minutes. Flights from $1,187
LAX
Los Angeles Intl.
Cheapest
Average driving time to city center27 min
Flights from $1,187

Frequently asked questions

How much does a flight from MacArthur Airport (ISP) to Long Beach Municipal Airport (LGB) cost?
Snag a cheap one-way flight from $219 or cheap return flight from $396 from MacArthur Airport (ISP) to Long Beach Municipal Airport (LGB) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from MacArthur Airport (ISP) to Long Beach Municipal Airport (LGB)?
Planning your getaway for November is a good way to save, as it's the cheapest month for flights between ISP and LGB. You'll usually find the lowest fares during off-peak months.
What is the cheapest airline that flies from MacArthur Airport (ISP) to Long Beach Municipal Airport (LGB)?
Use the filters on Expedia to compare airlines and find the most affordable carrier that'll fly you from ISP to LGB. Then, sort your results by "Price (lowest to highest)" to pick up a great deal.
How many flights per day from MacArthur Airport (ISP) to Long Beach Municipal Airport (LGB)?
There aren't any daily direct flights available from MacArthur Airport (ISP) to Long Beach Municipal Airport (LGB). But you can opt for flights with layovers. Filter your search on Expedia to include one or more stops, and you'll be on your way in no time.
What day of the week has the most flights from ISP to LGB?
Friday is usually the busiest day for flights, while Tuesday is often the quietest.* Just remember that flight schedules can change based on various factors, including the season and airline.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from MacArthur Airport (ISP) to Long Beach Municipal Airport (LGB)?
Opt for a flight from MacArthur Airport (ISP) to Long Beach Municipal Airport (LGB) that leaves before 3 PM to reduce the likelihood of delays and cancellations. Departures after this time have a 22% higher chance of being canceled, on average.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from MacArthur Airport (ISP) to Long Beach Municipal Airport (LGB) last-minute?
Booking your flight from ISP to LGB just before your journey is generally more expensive. However, if there's some wiggle room with your travel dates and times, you could grab a cheap last-minute fare.
Is it cheaper to book an ISP to LGB flight and hotel package?
You'll typically save money by securing an ISP to LGB flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it's easy to manage everything in one convenient place. After selecting your ideal flights and accommodations, consider adding extras including tours, car rentals and activities.
Can I cancel or change the date of my flight from MacArthur Airport (ISP) to Long Beach Municipal Airport (LGB)?
Generally, it's possible to cancel or reschedule your ISP to LGB flight. However, if the booking was made more than 24 hours ago, additional fees may apply. Check your airline's policies in your itinerary to see what changes are allowed and if any costs are involved. You'll also find more information on our Customer Service portal.

Travel information

Origin airport
MacArthur
Destination airport
Long Beach Municipal
Airlines serving
Southwest Airlines
Roundtrip price
$395
Distance
2494 mi
Average flight time
7 hours 30 mins

Book with confidence

Islip to Long Beach Flights

The cheapest times to fly from Islip to Long Beach

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Islip to Long Beach are during the month of November. You can find some of the cheapest flights from Islip to Long Beach with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Islip to Long Beach

Sunday is one of the best days to book for cheap flights from Islip to Long Beach: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Islip to Long Beach

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Islip to Long Beach in 2025. You can also book with separate airlines for your outbound and return journeys, from $219 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Islip to Long Beach flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Islip to Long Beach airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Islip to Long Beach Flights

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*Available to One Key members.