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Cheap flights from Islip, New York to Iceland from $1,150

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 Iceland departing on 7/7. 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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Find the cheapest flights from Islip, New York to Iceland

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
10:00 am - 8:45 am
ISP
-
KEF
18h 45m
2 stops
Multiple Airlines Logo
9:15 am - 8:15 pm
KEF
-
ISP
15h 00m
2 stops
$1,150Multiple Airlines
Tue, Jul 7 - Tue, Jul 14
Multiple Airlines Logo
2:11 pm - 7:55 am
ISP
-
KEF
13h 44m
2 stops
Multiple Airlines Logo
9:15 am - 8:15 pm
KEF
-
ISP
15h 00m
2 stops
$1,181Multiple Airlines
Mon, Jun 29 - Mon, Jul 6
Multiple Airlines Logo
5:50 pm - 6:25 am
ISP
-
KEF
8h 35m
1 stop
Multiple Airlines Logo
5:00 pm - 8:20 am
KEF
-
ISP
19h 20m
1 stop
$1,187Multiple Airlines
Mon, Jul 6 - Wed, Jul 15
Multiple Airlines Logo
2:28 pm - 6:40 am
ISP
-
KEF
12h 12m
1 stop
Multiple Airlines Logo
4:45 pm - 4:47 pm
KEF
-
ISP
28h 02m
1 stop
$1,264Multiple Airlines
Mon, Jun 29 - Mon, Jul 6
Multiple Airlines Logo
5:27 pm - 8:10 am
ISP
-
KEF
34h 43m
2 stops
Multiple Airlines Logo
4:45 pm - 11:17 am
KEF
-
ISP
22h 32m
1 stop
$1,363Multiple Airlines
Tue, Jul 7 - Tue, Jul 14
Multiple Airlines Logo
10:00 am - 8:10 am
ISP
-
KEF
18h 10m
1 stop
Multiple Airlines Logo
4:45 pm - 11:17 am
KEF
-
ISP
22h 32m
1 stop
$1,436Multiple Airlines
Tue, Jul 7 - Tue, Jul 14
Multiple Airlines Logo
9:52 pm - 6:25 am
ISP
-
KEF
28h 33m
2 stops
Multiple Airlines Logo
4:45 pm - 4:47 pm
KEF
-
ISP
28h 02m
1 stop
$1,449Multiple Airlines
Mon, Jun 29 - Mon, Jul 6
Multiple Airlines Logo
7:26 am - 7:55 am
ISP
-
KEF
20h 29m
3 stops
Multiple Airlines Logo
10:30 am - 10:56 am
KEF
-
ISP
28h 26m
2 stops
$1,580Multiple Airlines
Mon, Jun 29 - Mon, Jul 6
Multiple Airlines Logo
7:26 am - 8:45 am
ISP
-
KEF
21h 19m
3 stops
Multiple Airlines Logo
10:30 am - 8:15 pm
KEF
-
ISP
37h 45m
3 stops
$1,766Multiple Airlines
Mon, Jun 29 - Mon, Jul 6

momondo Fare Finder

 
Customize your flight search to find flights from Islip, New York to Iceland 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 May 23, 2026.
Use the filters below to find and compare flights from Islip, New York to Iceland that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

IslipReykjavik

ISP - KEF

ISPKEF

Islip Long Island

Tue 7/7

10:00 am-8:45 am

2 stops18h 45m

Reykjavik Keflavik Intl

Tue 7/14

9:15 am-8:15 pm

2 stops15h 00m

$1,150

IslipReykjavik

ISP - KEF

ISPKEF

Islip Long Island

Mon 6/29

2:11 pm-7:55 am

2 stops13h 44m

Reykjavik Keflavik Intl

Mon 7/6

9:15 am-8:15 pm

2 stops15h 00m

$1,181
Quickest round-trip

IslipReykjavik

ISP - KEF

ISPKEF

Islip Long Island

Mon 7/6

5:50 pm-6:25 am

1 stop8h 35m

Reykjavik Keflavik Intl

Wed 7/15

5:00 pm-8:20 am

1 stop19h 20m

$1,187

IslipReykjavik

ISP - KEF

ISPKEF

Islip Long Island

Mon 6/29

2:28 pm-6:40 am

1 stop12h 12m

Reykjavik Keflavik Intl

Mon 7/6

4:45 pm-4:47 pm

1 stop28h 02m

$1,264

IslipReykjavik

ISP - KEF

ISPKEF

Islip Long Island

Tue 7/7

5:27 pm-8:10 am

2 stops34h 43m

Reykjavik Keflavik Intl

Tue 7/14

4:45 pm-11:17 am

1 stop22h 32m

$1,363

IslipReykjavik

ISP - KEF

ISPKEF

Islip Long Island

Tue 7/7

10:00 am-8:10 am

1 stop18h 10m

Reykjavik Keflavik Intl

Tue 7/14

4:45 pm-11:17 am

1 stop22h 32m

$1,436

IslipReykjavik

ISP - KEF

ISPKEF

Islip Long Island

Mon 6/29

9:52 pm-6:25 am

2 stops28h 33m

Reykjavik Keflavik Intl

Mon 7/6

4:45 pm-4:47 pm

1 stop28h 02m

$1,449

IslipReykjavik

ISP - KEF

ISPKEF

Islip Long Island

Mon 6/29

7:26 am-7:55 am

3 stops20h 29m

Reykjavik Keflavik Intl

Mon 7/6

10:30 am-10:56 am

2 stops28h 26m

$1,580

IslipReykjavik

ISP - KEF

ISPKEF

Islip Long Island

Mon 6/29

7:26 am-8:45 am

3 stops21h 19m

Reykjavik Keflavik Intl

Mon 7/6

10:30 am-8:15 pm

3 stops37h 45m

$1,766

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to Iceland from

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

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 Iceland?

Icelandair, United Airlines and Delta are the top three most popular airlines that fly to Iceland from Islip, New York according to our data. Icelandair is the first choice among our users, with 82% of people opting to fly with this airline when traveling to Iceland. Keep in mind that there are 9 different airlines that fly to Iceland on a routine basis, so you have a few additional options to choose from.

Cheap Islip, New York to Iceland flight deals and tips

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

Fastest flight time

8h 35m

Direct flights

None
The fastest flight from Islip, New York to Iceland takes 8h 35m
There are no direct flights from Islip, New York to Iceland. There are no popular flight routes from Islip, New York to Iceland.
Search flight deals

Frequently asked questions about flying from Islip, New York to Iceland

  • When did momondo last update prices for flights from Islip Long Island Airport to Iceland?

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

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Islip Long Island Airport to Iceland.

  • What documentation or ID do you need to fly to Iceland?

    The travel and health documents you'll need for your trip to Iceland may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Iceland. It is always advisable to seek 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 Iceland?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Islip to Iceland for you.

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

Yes. momondo enables you to select and highlight flights to Iceland from Islip with this policy.

How can momondo help me find flights from Islip to Iceland?

momondo helps you find the best flight between Islip and Iceland by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

If you are simply researching potential flights to Iceland, momondo offers a useful price alert feature which will track prices for flights to Iceland from Islip and alert you when they change.

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Mon 6/22
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