$1,313+ Cheap flights from Islip, NY (ISP) to Alaska
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 10/2. Fares are subject to change and may not be available on all flights or dates of travel.
ISP — ANC
Oct 21 — Oct 281
Round-trip
1 adult, Economy
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Find cheap flights from Islip to Alaska with Cheapflights
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
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
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 Islip to Alaska
Cheapest
Best
Last-minute
Cheapest flights from Islip to AlaskaExplore the most affordable flight options available from Islip to Alaska. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 21, 2026.
Explore the most affordable flight options available from Islip to Alaska. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 21, 2026.
This Priceline deal was found by Cheapflights users on 9/17. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/27:05 am -
2 stops22h 40m
Mon 10/51:43 am -
2 stops29h 13m
Deal found 9/17![Multiple Airlines logo]()
$1,313
This Priceline 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/12:16 pm -
2 stops15h 22m
Sun 10/41:43 am -
2 stops29h 13m
Deal found 9/16![Multiple Airlines logo]()
$1,371
Best flights from Islip to AlaskaDiscover carefully curated flight deals from Islip to Alaska that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 21, 2026.
Discover carefully curated flight deals from Islip to Alaska that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 21, 2026.
This Priceline deal was found by Cheapflights users on 9/17. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/27:05 am -
2 stops22h 40m
Mon 10/51:43 am -
2 stops29h 13m
Deal found 9/17![Multiple Airlines logo]()
$1,313
This Priceline 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/12:16 pm -
2 stops15h 22m
Sun 10/41:43 am -
2 stops29h 13m
Deal found 9/16![Multiple Airlines logo]()
$1,371
Last-minute flights from Islip to AlaskaDiscover last-minute flight deals from Islip to Alaska. Data last updated September 21, 2026 and is based on user searches.
Discover last-minute flight deals from Islip to Alaska. Data last updated September 21, 2026 and is based on user searches.
This Priceline 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/12:16 pm -
2 stops15h 22m
Sun 10/41:43 am -
2 stops29h 13m
Deal found 9/16![Multiple Airlines logo]()
$1,371
This Priceline deal was found by Cheapflights users on 9/17. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/27:05 am -
2 stops22h 40m
Mon 10/51:43 am -
2 stops29h 13m
Deal found 9/17![Multiple Airlines logo]()
$1,313
Find flight deals from Islip to Alaska
Keep the following information in mind while searching for Islip to Alaska flight deals. Data was last updated September 21, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $1,313 (Priceline) |
Popular in | December |
Cheapest in | February |
Average price | $602 |
Cheapflights Fare Finder
Customize your flight search to find flights from Islip to Alaska 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 21, 2026.
Use the filters below to find and compare flights from Islip to Alaska that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
IslipAnchorage
ISP Islip Long Island - ANC Anchorage
ISPANC
Islip Long Island
Fri 10/2
7:05 am-1:45 am
2 stops22h 40m
Anchorage
Mon 10/5
1:43 am-10:56 am
2 stops29h 13m
$1,313
Quickest round-trip
IslipAnchorage
ISP Islip Long Island - ANC Anchorage
ISPANC
Islip Long Island
Thu 10/1
2:16 pm-1:38 am
2 stops15h 22m
Anchorage
Sun 10/4
1:43 am-10:56 am
2 stops29h 13m
$1,371
Sorted by cheapest first
Best time to book a flight from Islip to Alaska
Have a flexible travel schedule? Discover the best time to fly to Alaska from Islip with our price prediction graph.
ISP-ANC
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 Alaska
ISP-USAK
ISP-ANC
No data available for this route at this time. Please check back soon.
Related info for your journey
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