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$3,485+ Cheap flights from Islip, NY (ISP) to South Korea

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 7/21. Fares are subject to change and may not be available on all flights or dates of travel.
ISP — ICN
Jul 10 — Jul 171
Fri 7/10
Fri 7/17
1 adult, Economy
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Cheap flight deals from Islip to South Korea

Cheapest flights from Islip to South Korea
Explore the most affordable flight options available from Islip to South Korea. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 10, 2026.

This Ovago deal was found by Cheapflights users on 6/7. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/217:26 am
ISP
-
ICN
2 stops19h 59m
Multiple Airlines
Tue 7/286:00 pm
ICN
-
ISP
2 stops29h 56m
Multiple Airlines
Deal found 6/7$3,485

Find flight deals from Islip to South Korea

Keep the following information in mind while searching for Islip to South Korea flight deals. Data was last updated June 10, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$3,485
(Ovago)

Popular in

December

Cheapest in

February

Average price

$1,609
Provider with most accurate pricing for New York (NYC)-Seoul (SEL) flight deals.
Search Deals
Provider most trusted by Cheapflights users for New York (NYC)-Seoul (SEL) flights.
Search Deals
From Islip Long Island to South Korea
Search Deals
High demand for flights, 0% potential price rise
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($38 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Islip to South Korea 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 June 10, 2026.
Use the filters below to find and compare flights from Islip to South Korea that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

IslipIncheon

ISP - ICN

ISPICN

Islip Long Island

Tue 7/21

7:26 am-4:25 pm

2 stops19h 59m

Incheon Intl

Tue 7/28

6:00 pm-10:56 am

2 stops29h 56m

$3,485

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/7

Sorted by cheapest first

Best time to book a flight from Islip to South Korea

Have a flexible travel schedule? Discover the best time to fly to South Korea 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 South Korea
No data available for this route at this time. Please check back soon.

Related info for your journey

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

  • What airport do you fly from for flights from Islip to South Korea?

    Most people fly from Islip Long Island (ISP) if they book a flight from Islip to South Korea. Islip Long Island is conveniently located just 7.2 mi from Islip’s city center.

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

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

  • How can I find direct flights from Islip to South Korea?

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

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

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

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