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Cheap flights from Islip, New York to Athens from $1,459

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 Athens departing on 9/3. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Islip, New York to Athens

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
10:05 am - 6:15 pmISP  Islip Long Island-ATH Athens Eleftherios V.
25h 10m3 stops Boston Logan Intl Kastrup Copenhagen Paris Charles de Gaulle
Multiple Airlines Logo
7:30 pm - 8:59 pmATH  Athens Eleftherios V.-ISP Islip Long Island
32h 29m2 stops Kastrup Copenhagen Boston Logan Intl
$1,459Multiple Airlines
Thu, Sep 3 - Thu, Sep 10
Multiple Airlines Logo
10:05 am - 10:10 amISP  Islip Long Island-ATH Athens Eleftherios V.
17h 05m2 stops Boston Logan Intl Montreal Pierre Elliott Trudeau Intl
Multiple Airlines Logo
4:40 am - 8:15 pmATH  Athens Eleftherios V.-ISP Islip Long Island
22h 35m2 stops Lisbon Humberto Delgado Boston Logan Intl
$1,617Multiple Airlines
Tue, Sep 29 - Mon, Oct 5
Multiple Airlines Logo
10:05 am - 11:15 pmISP  Islip Long Island-ATH Athens Eleftherios V.
30h 10m3 stops Boston Logan Intl Rome Fiumicino Tirana Rinas
Multiple Airlines Logo
8:45 am - 8:59 pmATH  Athens Eleftherios V.-ISP Islip Long Island
43h 14m3 stops Milan Malpensa Lisbon Humberto Delgado Boston Logan Intl
$1,719Multiple Airlines
Thu, Sep 3 - Thu, Sep 10
Multiple Airlines Logo
2:16 pm - 7:00 pmISP  Islip Long Island-ATH Athens Eleftherios V.
21h 44m2 stops Boston Logan Intl London Heathrow
Multiple Airlines Logo
8:00 pm - 5:41 pmATH  Athens Eleftherios V.-ISP Islip Long Island
28h 41m2 stops London Heathrow Boston Logan Intl
$1,726Multiple Airlines
Wed, Sep 2 - Tue, Sep 8
Multiple Airlines Logo
2:16 pm - 1:25 pmISP  Islip Long Island-ATH Athens Eleftherios V.
16h 09m2 stops Boston Logan Intl Montreal Pierre Elliott Trudeau Intl
Multiple Airlines Logo
9:10 am - 8:15 pmATH  Athens Eleftherios V.-ISP Islip Long Island
42h 05m3 stops Madrid Barajas Lisbon Humberto Delgado Boston Logan Intl
$1,751Multiple Airlines
Wed, Sep 2 - Tue, Sep 8
Multiple Airlines Logo
2:16 pm - 7:00 pmISP  Islip Long Island-ATH Athens Eleftherios V.
21h 44m2 stops Boston Logan Intl London Heathrow
Multiple Airlines Logo
8:00 pm - 8:15 pmATH  Athens Eleftherios V.-ISP Islip Long Island
31h 15m2 stops London Heathrow Boston Logan Intl
$1,783Multiple Airlines
Wed, Sep 2 - Tue, Sep 8
Multiple Airlines Logo
10:05 am - 10:10 amISP  Islip Long Island-ATH Athens Eleftherios V.
17h 05m2 stops Boston Logan Intl Montreal Pierre Elliott Trudeau Intl
Multiple Airlines Logo
4:40 am - 8:15 pmATH  Athens Eleftherios V.-ISP Islip Long Island
22h 35m2 stops Lisbon Humberto Delgado Boston Logan Intl
$1,841Multiple Airlines
Thu, Sep 3 - Thu, Sep 10
Multiple Airlines Logo
7:31 am - 10:00 amISP  Islip Long Island-ATH Athens Eleftherios V.
19h 29m2 stops Boston Logan Intl New York John F Kennedy Intl
Multiple Airlines Logo
8:00 pm - 8:15 pmATH  Athens Eleftherios V.-ISP Islip Long Island
31h 15m2 stops London Heathrow Boston Logan Intl
$3,905Multiple Airlines
Thu, Sep 3 - Tue, Sep 15
Multiple Airlines Logo
2:16 pm - 7:00 pmISP  Islip Long Island-ATH Athens Eleftherios V.
21h 44m2 stops Boston Logan Intl London Heathrow
Multiple Airlines Logo
7:55 am - 8:15 pmATH  Athens Eleftherios V.-ISP Islip Long Island
19h 20m2 stops London Heathrow Boston Logan Intl
$4,119Multiple Airlines
Wed, Sep 2 - Tue, Sep 8

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Customize your flight search to find flights from Islip, New York to Athens 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 August 8, 2026.
Use the filters below to find and compare flights from Islip, New York to Athens that are best for you.

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Fly to

Route

Depart

Return

Price

Cheapest round-trip

IslipAthens

ISP Islip Long Island - ATH Athens Eleftherios V.

ISPATH

Islip Long Island

Thu 9/3

10:05 am-6:15 pm

3 stops25h 10m

Athens Eleftherios V.

Thu 9/10

7:30 pm-8:59 pm

2 stops32h 29m

$1,459
Quickest round-trip

IslipAthens

ISP Islip Long Island - ATH Athens Eleftherios V.

ISPATH

Islip Long Island

Tue 9/29

10:05 am-10:10 am

2 stops17h 05m

Athens Eleftherios V.

Mon 10/5

4:40 am-8:15 pm

2 stops22h 35m

$1,617

IslipAthens

ISP Islip Long Island - ATH Athens Eleftherios V.

ISPATH

Islip Long Island

Thu 9/3

10:05 am-11:15 pm

3 stops30h 10m

Athens Eleftherios V.

Thu 9/10

8:45 am-8:59 pm

3 stops43h 14m

$1,719

IslipAthens

ISP Islip Long Island - ATH Athens Eleftherios V.

ISPATH

Islip Long Island

Wed 9/2

2:16 pm-7:00 pm

2 stops21h 44m

Athens Eleftherios V.

Tue 9/8

8:00 pm-5:41 pm

2 stops28h 41m

$1,726

IslipAthens

ISP Islip Long Island - ATH Athens Eleftherios V.

ISPATH

Islip Long Island

Wed 9/2

2:16 pm-1:25 pm

2 stops16h 09m

Athens Eleftherios V.

Tue 9/8

9:10 am-8:15 pm

3 stops42h 05m

$1,751

IslipAthens

ISP Islip Long Island - ATH Athens Eleftherios V.

ISPATH

Islip Long Island

Wed 9/2

2:16 pm-7:00 pm

2 stops21h 44m

Athens Eleftherios V.

Tue 9/8

8:00 pm-8:15 pm

2 stops31h 15m

$1,783

IslipAthens

ISP Islip Long Island - ATH Athens Eleftherios V.

ISPATH

Islip Long Island

Thu 9/3

10:05 am-10:10 am

2 stops17h 05m

Athens Eleftherios V.

Thu 9/10

4:40 am-8:15 pm

2 stops22h 35m

$1,841

IslipAthens

ISP Islip Long Island - ATH Athens Eleftherios V.

ISPATH

Islip Long Island

Thu 9/3

7:31 am-10:00 am

2 stops19h 29m

Athens Eleftherios V.

Tue 9/15

8:00 pm-8:15 pm

2 stops31h 15m

$3,905

IslipAthens

ISP Islip Long Island - ATH Athens Eleftherios V.

ISPATH

Islip Long Island

Wed 9/2

2:16 pm-7:00 pm

2 stops21h 44m

Athens Eleftherios V.

Tue 9/8

7:55 am-8:15 pm

2 stops19h 20m

$4,119

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to Athens from

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

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 is the cheapest day to depart on your flight to Athens?

The cheapest day to depart on your flight to Athens is on a Monday when prices can be found for as low as $869. This is often the case because there is less demand to fly during this day of the week. If your travel schedule is flexible, try to avoid departing on a Friday because tickets tend to average around $991. These prices are subject to change though, so be sure to set up a Price Alert for flights to Athens.

What is the cheapest time of day to depart on your flight to Athens?

The cheapest time of day to fly to Athens is in the morning when flights can be purchased for as low as $464. Flights to Athens are more costly in the afternoon, with an average ticket price of $999. Departure times in the afternoon fall within the peak daily travel times, which is why tickets can be more expensive.

When to book flights from Islip, New York to Athens

Are you open to changing your travel dates? Check out the ideal times to fly from Islip, New York to Athens according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Islip, New York to Athens (ISP to ATH) flight deals and tips

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

Fastest flight time

25h 10m

Direct flights

None
The fastest flight from Islip, New York to Athens takes 25h 10m
There are no direct flights from Islip, New York to Athens. There are no popular flight routes from Islip, New York to Athens.
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Frequently asked questions about flying from Islip, New York to Athens

  • How far is Islip Long Island to Athens Eleftherios V. by plane?

    The straight-line distance from Islip Long Island to Athens Eleftherios V. is 4886.1 mi. By plane, this route typically takes 25h 10m.

  • When did momondo last update prices for flights from Islip Long Island Airport to Athens Eleftherios V. Airport?

    Prices for flights from Islip Long Island Airport to Athens Eleftherios V. Airport are updated daily.

  • How old do you have to be to fly from Islip Long Island Airport to Athens Eleftherios V. Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Islip Long Island Airport to Athens Eleftherios V. Airport.

  • What documentation or ID do you need to fly to Athens Eleftherios V. Airport?

    The necessary travel and health documents for your Athens Eleftherios V. Airport 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.

Traveling to a place near Athens?

Book flights to Athens if you plan to visit one of these locations
Piraeus
Glyfada
Loutraki
Hydra
Aegina
Corinth
Skala
Chalcis
Tolo
Porto Cheli
Marathon
Agia Marina
Galaxidi
Megalochori

Why use momondo?

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

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 Athens for you.

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

All flight searches from Islip to Athens on momondo can be filtered to show those which offer flexible booking policies.

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

momondo provides multiple filters to help you find the best flight to Athens 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 Athens right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Athens from Islip. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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