$244+ Cheap flights from Long Beach to Islip, NY (LGB - ISP)
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 1/24. Fares are subject to change and may not be available on all flights or dates of travel.
LGB — ISP
Oct 14 — Oct 211
Round-trip
1 adult, Economy
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1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Long Beach to Islip
Cheapest
Best
One-way
Cheapest flights from Long Beach to IslipExplore the most affordable flight options available from Long Beach to Islip. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 14, 2026.
Explore the most affordable flight options available from Long Beach to Islip. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 14, 2026.
This Southwest deal was found by Cheapflights users on 9/9. 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.
Thu 11/1210:45 am -
2 stops9h 45m
Sun 11/155:35 am -
2 stops12h 50m
Deal found 9/9![Southwest logo]()
$433
This Southwest deal was found by Cheapflights users on 9/10. 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.
Sat 11/218:40 pm -
2 stops12h 05m
Fri 11/275:35 am -
2 stops12h 40m
Deal found 9/10![Southwest logo]()
$613
Best flights from Long Beach to IslipDiscover carefully curated flight deals from Long Beach to Islip that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 14, 2026.
Discover carefully curated flight deals from Long Beach to Islip that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 14, 2026.
This Southwest deal was found by Cheapflights users on 9/9. 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.
Thu 11/1210:45 am -
2 stops9h 45m
Sun 11/155:35 am -
2 stops12h 50m
Deal found 9/9![Southwest logo]()
$433
This Southwest deal was found by Cheapflights users on 9/10. 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.
Sat 11/218:40 pm -
2 stops12h 05m
Fri 11/275:35 am -
2 stops12h 40m
Deal found 9/10![Southwest logo]()
$613
One-way flights from Long Beach to IslipSearch for one-way flight options from Long Beach to Islip. Find affordable one-way fares based on user searches. Data last updated September 14, 2026.
Search for one-way flight options from Long Beach to Islip. Find affordable one-way fares based on user searches. Data last updated September 14, 2026.
This Southwest deal was found by Cheapflights users on 9/10. 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.
Sun 1/246:55 am -
2 stops11h 35m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![Southwest logo]()
$244
Find flight deals from Long Beach to Islip
Discover tips and strategies to find the most affordable flight options for your journey from Long Beach (LGB) to Islip (ISP). 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 September 14, 2026.
Most accurate provider | Expedia 1 star |
|---|---|
Most trusted provider | Expedia 3 stars |
Round-trip from | $433 (Southwest) |
One-way from | $244 (Southwest) |
Popular in | July |
Cheapest in | January |
Average price | $445 |
Cheapflights Fare Finder
Customize your flight search to find flights from Long Beach to Islip 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 7,457,451 searches. Data last updated September 14, 2026.
Use the filters below to find and compare flights from Long Beach to Islip that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
Long BeachIslip
LGB Long Beach Municipal - ISP Islip Long Island
LGBISP
Long Beach Municipal
Sun 1/24
6:55 am-9:30 pm
2 stops11h 35m
Islip Long Island
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$244
Long BeachIslip
LGB Long Beach Municipal - ISP Islip Long Island
LGBISP
Long Beach Municipal
Thu 11/12
10:45 am-11:30 pm
2 stops9h 45m
Islip Long Island
Sun 11/15
5:35 am-3:25 pm
2 stops12h 50m
$433
Long BeachIslip
LGB Long Beach Municipal - ISP Islip Long Island
LGBISP
Long Beach Municipal
Sat 11/21
8:40 pm-11:45 am
2 stops12h 05m
Islip Long Island
Fri 11/27
5:35 am-3:15 pm
2 stops12h 40m
$613
Sorted by cheapest first
- Most accurate provider: When it comes to deals on Long Beach-Islip, New York flights, users find the pricing of Expedia to be most consistent on Cheapflights vs. Expedia Users can find the same prices on Long Beach-Islip, New York flight deals on Cheapflights vs. Expedia <90% of the time. Price accuracy is based on data collected from Long Beach-Islip, New York flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Long Beach-Islip, New York flights, Cheapflights users trust Expedia the most. Expedia 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 Long Beach-Islip, New York 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 Long Beach to Islip
Have a flexible travel schedule? Discover the best time to fly to Islip from Long Beach with our price prediction graph.
LGB-ISP
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.
Related info for your journey
Find useful and relevant information for your journey from Long Beach to Islip. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Islip?
Book flights to Islip if you plan to visit one of these locationsRiverhead
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