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

Prices for flights from Islip Long Island Airport to Denmark refresh daily.

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

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 Denmark.

What documentation or ID do you need to fly to Denmark?

The travel and health documents required for your trip to Denmark can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Denmark. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$1,036 Cheap Flights from Islip to Denmark in 2025

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Find the cheapest flights from Islip to Denmark

Round-trip

Cheap round-trip flights

7:30 am - 9:45 pmISP-CPH

32h 15m2 stops

4:45 pm - 10:58 amCPH-ISP

24h 13m2 stops

$1,036

Find Deal

Sun, Oct 5 - Sun, Oct 12

11:53 am - 7:05 amISP-CPH

13h 12m1 stop

1:25 pm - 8:01 pmCPH-ISP

12h 36m1 stop

$1,131

Find Deal

Sun, Oct 5 - Sun, Oct 12

11:25 am - 11:35 pmISP-CPH

30h 10m2 stops

1:25 pm - 10:58 amCPH-ISP

27h 33m1 stop

$1,170

Find Deal

Sun, Oct 5 - Sun, Oct 12

11:53 am - 11:55 amISP-CPH

18h 02m2 stops

6:55 am - 10:58 amCPH-ISP

34h 03m3 stops

$1,389

Find Deal

Sun, Oct 5 - Sun, Oct 12

2:19 pm - 7:45 pmISP-CPH

23h 26m3 stops

6:55 am - 10:58 amCPH-ISP

34h 03m3 stops

$1,441

Find Deal

Sun, Oct 5 - Sun, Oct 12

4:33 pm - 1:05 pmISP-CPH

14h 32m2 stops

8:00 pm - 3:21 pmCPH-ISP

25h 21m2 stops

$2,170

Find Deal

Wed, Sep 17 - Wed, Sep 24

4:33 pm - 1:05 pmISP-CPH

14h 32m2 stops

8:00 pm - 3:21 pmCPH-ISP

25h 21m2 stops

$2,567

Find Deal

Wed, Sep 17 - Wed, Sep 24

4:33 pm - 7:40 pmISP-CPH

21h 07m3 stops

7:00 am - 10:58 amCPH-ISP

33h 58m3 stops

$2,736

Find Deal

Wed, Sep 17 - Wed, Sep 24

4:33 pm - 7:05 amISP-CPH

32h 32m1 stop

9:55 am - 10:55 amCPH-ISP

31h 00m2 stops

$2,742

Find Deal

Wed, Sep 17 - Wed, Sep 24

4:33 pm - 7:40 pmISP-CPH

21h 07m3 stops

4:45 pm - 10:58 amCPH-ISP

24h 13m2 stops

$2,849

Find Deal

Wed, Sep 17 - Wed, Sep 24

Fly from

Fly to

Route

Depart

Return

Price

IslipCopenhagen

ISP - CPH

ISPCPH

Islip Long Island

Sun 10/5

7:30 am-9:45 pm

2 stops32h 15m

Kastrup Copenhagen

Sun 10/12

4:45 pm-10:58 am

2 stops24h 13m

$1,036

IslipCopenhagen

ISP - CPH

ISPCPH

Islip Long Island

Sun 10/5

11:53 am-7:05 am

1 stop13h 12m

Kastrup Copenhagen

Sun 10/12

1:25 pm-8:01 pm

1 stop12h 36m

$1,131

IslipCopenhagen

ISP - CPH

ISPCPH

Islip Long Island

Sun 10/5

11:25 am-11:35 pm

2 stops30h 10m

Kastrup Copenhagen

Sun 10/12

1:25 pm-10:58 am

1 stop27h 33m

$1,170

IslipCopenhagen

ISP - CPH

ISPCPH

Islip Long Island

Sun 10/5

11:53 am-11:55 am

2 stops18h 02m

Kastrup Copenhagen

Sun 10/12

6:55 am-10:58 am

3 stops34h 03m

$1,389

IslipCopenhagen

ISP - CPH

ISPCPH

Islip Long Island

Sun 10/5

2:19 pm-7:45 pm

3 stops23h 26m

Kastrup Copenhagen

Sun 10/12

6:55 am-10:58 am

3 stops34h 03m

$1,441

IslipCopenhagen

ISP - CPH

ISPCPH

Islip Long Island

Wed 9/17

4:33 pm-1:05 pm

2 stops14h 32m

Kastrup Copenhagen

Wed 9/24

8:00 pm-3:21 pm

2 stops25h 21m

$2,170

IslipCopenhagen

ISP - CPH

ISPCPH

Islip Long Island

Wed 9/17

4:33 pm-1:05 pm

2 stops14h 32m

Kastrup Copenhagen

Wed 9/24

8:00 pm-3:21 pm

2 stops25h 21m

$2,567

IslipCopenhagen

ISP - CPH

ISPCPH

Islip Long Island

Wed 9/17

4:33 pm-7:40 pm

3 stops21h 07m

Kastrup Copenhagen

Wed 9/24

7:00 am-10:58 am

3 stops33h 58m

$2,736

IslipCopenhagen

ISP - CPH

ISPCPH

Islip Long Island

Wed 9/17

4:33 pm-7:05 am

1 stop32h 32m

Kastrup Copenhagen

Wed 9/24

9:55 am-10:55 am

2 stops31h 00m

$2,742

IslipCopenhagen

ISP - CPH

ISPCPH

Islip Long Island

Wed 9/17

4:33 pm-7:40 pm

3 stops21h 07m

Kastrup Copenhagen

Wed 9/24

4:45 pm-10:58 am

2 stops24h 13m

$2,849

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

How to get the cheapest flight ticket from Islip to Denmark

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 Denmark?

Scandinavian Airlines, Icelandair and Delta are the top three most popular airlines that fly to Denmark from Islip according to our data. Scandinavian Airlines is the first choice among our users, with 76% of people opting to fly with this airline when traveling to Denmark. Keep in mind that there are 12 different airlines that fly to Denmark on a routine basis, so you have a few additional options to choose from.

Cheap Islip to Denmark flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Islip to Denmark

Direct flights	None

There are no direct flights from Islip to Denmark. There are no popular flight routes from Islip to Denmark.

Search flight deals

When did momondo last update prices for flights from Islip Long Island Airport to Denmark?
Prices for flights from Islip Long Island Airport to Denmark refresh daily.
How old do you have to be to fly from Islip Long Island Airport to Denmark?
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 Denmark.
What documentation or ID do you need to fly to Denmark?
The travel and health documents required for your trip to Denmark can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Denmark. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Why use momondo?

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

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 Denmark for you.

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

Flights from Islip to Denmark with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

Once you have performed a search for Islip to Denmark flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

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

An easier way to manage your Denmark trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

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Find better results for your trip to Denmark

Popular cities in Denmark

Flights to Copenhagenfrom $374

Flights to Billundfrom $390

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Flights to Aarhusfrom $377

Flights to Sønderborgfrom $744

Flights to Karupfrom $1,271

Flights to Esbjergfrom $1,311

Cheap flights from Islip to Denmark from $1,036

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 to Denmark departing on 10/5. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

Find the cheapest flights from Islip to Denmark

Cheap round-trip flights

momondo Fare Finder

Use the filters below to find and compare flights from Islip to Denmark that are best for you.

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How to get the cheapest flight ticket from Islip to Denmark

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 Denmark?

Cheap Islip to Denmark flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Islip to Denmark

Direct flights

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

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

What documentation or ID do you need to fly to Denmark?

Why use momondo?

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

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

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

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

An easier way to manage your Denmark trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Denmark

Popular cities in Denmark

Popular flights according to clicks in the last 7 days on momondo