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Cheap flights from Islip, New York to South Korea from $1,515

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Islip, New York to South Korea departing on 4/12. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Islip, New York to South Korea

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
7:59 pm - 4:00 am
ISP
-
ICN
43h 01m
2 stops
Multiple Airlines Logo
10:35 am - 9:13 am
ICN
-
ISP
35h 38m
2 stops
$1,515Multiple Airlines
Sun, Apr 12 - Sun, Apr 19
Multiple Airlines Logo
9:38 am - 6:35 pm
ISP
-
ICN
43h 57m
2 stops
Multiple Airlines Logo
9:30 am - 6:44 pm
ICN
-
ISP
22h 14m
1 stop
$1,920Multiple Airlines
Tue, Apr 14 - Tue, Apr 21
Multiple Airlines Logo
2:31 pm - 5:15 am
ISP
-
ICN
25h 44m
2 stops
Multiple Airlines Logo
9:30 am - 6:44 pm
ICN
-
ISP
22h 14m
1 stop
$1,970Multiple Airlines
Mon, Apr 13 - Mon, Apr 20
Multiple Airlines Logo
2:31 pm - 5:15 am
ISP
-
ICN
25h 44m
2 stops
Multiple Airlines Logo
9:30 am - 6:44 pm
ICN
-
ISP
22h 14m
1 stop
$2,101Multiple Airlines
Mon, Apr 13 - Mon, Apr 20
Multiple Airlines Logo
7:59 pm - 5:15 am
ISP
-
ICN
44h 16m
2 stops
Multiple Airlines Logo
9:30 am - 6:44 pm
ICN
-
ISP
22h 14m
1 stop
$2,135Multiple Airlines
Sun, Apr 12 - Sun, Apr 19

momondo Fare Finder

 
Customize your flight search to find flights from Islip, New York 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, momondo users made 832,500 searches. Data last updated March 1, 2026.
Use the filters below to find and compare flights from Islip, New York to South Korea that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

IslipIncheon

ISP - ICN

ISPICN

Islip Long Island

Sun 4/12

7:59 pm-4:00 am

2 stops43h 01m

Incheon Intl

Sun 4/19

10:35 am-9:13 am

2 stops35h 38m

$1,515

IslipIncheon

ISP - ICN

ISPICN

Islip Long Island

Tue 4/14

9:38 am-6:35 pm

2 stops43h 57m

Incheon Intl

Tue 4/21

9:30 am-6:44 pm

1 stop22h 14m

$1,920

IslipIncheon

ISP - ICN

ISPICN

Islip Long Island

Mon 4/13

2:31 pm-5:15 am

2 stops25h 44m

Incheon Intl

Mon 4/20

9:30 am-6:44 pm

1 stop22h 14m

$1,970

IslipIncheon

ISP - ICN

ISPICN

Islip Long Island

Mon 4/13

2:31 pm-5:15 am

2 stops25h 44m

Incheon Intl

Mon 4/20

9:30 am-6:44 pm

1 stop22h 14m

$2,101

IslipIncheon

ISP - ICN

ISPICN

Islip Long Island

Sun 4/12

7:59 pm-5:15 am

2 stops44h 16m

Incheon Intl

Sun 4/19

9:30 am-6:44 pm

1 stop22h 14m

$2,135

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to South Korea from

How to get the cheapest flight ticket from Islip, New York to South Korea

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What airlines fly to South Korea?

AIR PREMIA, Asiana Airlines and Korean Air are the top three most popular airlines that fly to South Korea from Islip, New York according to our data. AIR PREMIA is the first choice among our users, with 57% of people opting to fly with this airline when traveling to South Korea. Keep in mind that there are 13 different airlines that fly to South Korea on a routine basis, so you have a few additional options to choose from.

Cheap Islip, New York to South Korea flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Islip, New York to South Korea

Fastest flight time

43h 01m

Direct flights

None
The fastest flight from Islip, New York to South Korea takes 43h 01m
There are no direct flights from Islip, New York to South Korea. There are no popular flight routes from Islip, New York to South Korea.
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  • When did momondo last update prices for flights from Islip Long Island Airport to South Korea?

    Prices for flights from Islip Long Island Airport to South Korea are refreshed on a daily basis.

  • How old do you have to be to fly from Islip Long Island Airport to South Korea?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Islip Long Island Airport to South Korea.

  • What documentation or ID do you need to fly to South Korea?

    The necessary travel and health documents for your South Korea trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Why use momondo?

Why should I use momondo to find a flight deal from Islip to South Korea?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Islip to South Korea. momondo saves you time and could save you money on your trip.

Can I find flights from Islip to South Korea with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Islip to South Korea flights to just show those with flexible booking policies.

How can momondo help me find flights from Islip to South Korea?

momondo provides multiple filters to help you find the best flight to South Korea from Islip. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Islip to South Korea right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Islip to South Korea flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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Tue 3/31
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