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$1,072+ Cheap flights from Islip, NY (ISP) to Spain

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 4/22. Fares are subject to change and may not be available on all flights or dates of travel.
ISP — MAD
Apr 8 — Apr 151
Wed 4/8
Wed 4/15
1 adult, Economy
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Cheap flight deals from Islip to Spain

Cheapest flights from Islip to Spain
Explore the most affordable flight options available from Islip to Spain. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 9, 2026.

This Kiwi.com deal was found by Cheapflights users on 3/8. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/229:59 am
ISP
-
MAD
1 stop14h 51m
Multiple Airlines
Wed 4/294:20 pm
MAD
-
ISP
2 stops24h 45m
Multiple Airlines
Deal found 3/8$1,072
This Kiwi.com deal was found by Cheapflights users on 3/5. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/199:59 am
ISP
-
MAD
1 stop14h 51m
Multiple Airlines
Sun 4/2610:15 am
MAD
-
ISP
2 stops29h 13m
Multiple Airlines
Deal found 3/5$1,218
This Kiwi.com deal was found by Cheapflights users on 3/8. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/239:59 am
ISP
-
BCN
1 stop20h 11m
Multiple Airlines
Thu 4/306:30 pm
BCN
-
ISP
1 stop27h 40m
Multiple Airlines
Deal found 3/8$1,250
This Kiwi.com deal was found by Cheapflights users on 3/6. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/204:07 pm
ISP
-
MAD
1 stop14h 38m
Multiple Airlines
Mon 4/2711:00 pm
MAD
-
ISP
2 stops25h 44m
Multiple Airlines
Deal found 3/6$1,343
This Ovago deal was found by Cheapflights users on 3/5. 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.
Sun 4/195:15 pm
ISP
-
AGP
2 stops45h 05m
Multiple Airlines
Sun 4/2611:55 pm
AGP
-
ISP
2 stops46h 34m
Multiple Airlines
Deal found 3/5$1,348
This Travelocity deal was found by Cheapflights users on 3/7. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/205:25 pm
ISP
-
BCN
2 stops47h 05m
Multiple Airlines
Wed 6/311:10 pm
BCN
-
ISP
2 stops44h 29m
Multiple Airlines
Deal found 3/7$1,379
This Ovago deal was found by Cheapflights users on 3/5. 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.
Thu 4/29:59 am
ISP
-
MAD
1 stop14h 51m
Multiple Airlines
Thu 4/95:30 pm
MAD
-
ISP
1 stop31h 14m
Multiple Airlines
Deal found 3/5$1,432
This Expedia deal was found by Cheapflights users on 3/5. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/195:15 pm
ISP
-
BCN
2 stops47h 15m
Multiple Airlines
Sun 4/2611:10 pm
BCN
-
ISP
2 stops47h 19m
Multiple Airlines
Deal found 3/5$1,534
This Ovago deal was found by Cheapflights users on 3/9. 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.
Thu 4/239:59 am
ISP
-
SVQ
2 stops20h 46m
Multiple Airlines
Thu 4/309:15 am
SVQ
-
ISP
2 stops16h 30m
Multiple Airlines
Deal found 3/9$1,553
This Ovago deal was found by Cheapflights users on 3/6. 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.
Mon 4/209:59 am
ISP
-
VGO
2 stops20h 51m
Multiple Airlines
Mon 4/271:30 pm
VGO
-
ISP
2 stops35h 14m
Multiple Airlines
Deal found 3/6$2,167

Find flight deals from Islip to Spain

Keep the following information in mind while searching for Islip to Spain flight deals. Data was last updated March 9, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$1,072
(Kiwi.com)

Popular in

June

Cheapest in

January

Average price

$528
Provider with most accurate pricing for New York (NYC)-Barcelona flight deals.
Search Deals
Provider most trusted by Cheapflights users for New York (NYC)-Barcelona flights.
Search Deals
From Islip Long Island to Spain
Search Deals
Highest demand for flights based on searches. 21% potential increase in price ($152 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($20 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Islip to Spain 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 March 9, 2026.
Use the filters below to find and compare flights from Islip to Spain that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

IslipMadrid

ISP - MAD

ISPMAD

Islip Long Island

Wed 4/22

9:59 am-6:50 am

1 stop14h 51m

Madrid Barajas

Wed 4/29

4:20 pm-11:05 am

2 stops24h 45m

$1,072

IslipMadrid

ISP - MAD

ISPMAD

Islip Long Island

Sun 4/19

9:59 am-6:50 am

1 stop14h 51m

Madrid Barajas

Sun 4/26

10:15 am-9:28 am

2 stops29h 13m

$1,218

IslipBarcelona

ISP - BCN

ISPBCN

Islip Long Island

Thu 4/23

9:59 am-12:10 pm

1 stop20h 11m

Barcelona-El Prat

Thu 4/30

10:40 pm-11:05 am

2 stops42h 25m

$1,323

IslipMálaga

ISP - AGP

ISPAGP

Islip Long Island

Sun 4/19

5:15 pm-8:20 pm

2 stops45h 05m

Malaga

Sun 4/26

11:55 pm-4:29 pm

2 stops46h 34m

$1,348

IslipBarcelona

ISP - BCN

ISPBCN

Islip Long Island

Wed 5/20

5:25 pm-10:30 pm

2 stops47h 05m

Barcelona-El Prat

Wed 6/3

11:10 pm-1:39 pm

2 stops44h 29m

$1,379

IslipMadrid

ISP - MAD

ISPMAD

Islip Long Island

Thu 4/2

9:59 am-6:50 am

1 stop14h 51m

Madrid Barajas

Thu 4/9

5:30 pm-6:44 pm

1 stop31h 14m

$1,432

IslipMadrid

ISP - MAD

ISPMAD

Islip Long Island

Mon 4/20

5:15 pm-9:55 am

2 stops58h 40m

Madrid Barajas

Mon 4/27

7:30 am-4:29 pm

2 stops38h 59m

$1,476

IslipBarcelona

ISP - BCN

ISPBCN

Islip Long Island

Sun 4/19

5:15 pm-10:30 pm

2 stops47h 15m

Barcelona-El Prat

Sun 4/26

11:10 pm-4:29 pm

2 stops47h 19m

$1,534
Quickest round-trip

IslipSeville

ISP - SVQ

ISPSVQ

Islip Long Island

Thu 4/23

9:59 am-12:45 pm

2 stops20h 46m

Sevilla

Thu 4/30

9:15 am-7:45 pm

2 stops16h 30m

$1,553

IslipVigo

ISP - VGO

ISPVGO

Islip Long Island

Mon 4/20

9:59 am-12:50 pm

2 stops20h 51m

Vigo

Mon 4/27

1:30 pm-6:44 pm

2 stops35h 14m

$2,167

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/8

Sorted by cheapest first

Best time to book a flight from Islip to Spain

Have a flexible travel schedule? Discover the best time to fly to Spain 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 Spain

What is the cheapest month to book a flight from Islip, New York to Spain?

Currently, January is the cheapest month in which you can book a flight from Islip, New York to Spain (average of $285). Flying from Islip, New York to Spain in June is currently the most expensive (average of $436). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Related info for your journey

Find useful and relevant information for your journey from Islip to Spain. 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 Spain?

    Islip Long Island (ISP), located 7.2 mi from the city center, is the airport you fly out of when you book flights from Islip to Spain.

  • What are the most popular routes from Islip, New York to Spain?

    Most travelers choose Islip Long Island - Barcelona-El Prat, Islip Long Island - Malaga or Islip Long Island - Alicante when deciding on the best route from Islip, New York to Spain.

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

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

  • How can I find direct flights from Islip to Spain?

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

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

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

  • What is the cheapest month to book a flight from Islip, New York to Spain?

    Currently, January is the cheapest month in which you can book a flight from Islip, New York to Spain (average of $285). Flying from Islip, New York to Spain in June is currently the most expensive (average of $436). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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