$900+ 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 3/6. Fares are subject to change and may not be available on all flights or dates of travel.
ISP — MAD
feb. 21 — feb. 281
1 adult, Economy
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Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Islip to Spain
Cheapest flights from Islip to SpainExplore 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 enero 22, 2026.
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 enero 22, 2026.
This Trip.com deal was found by Cheapflights users on 1/20. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 3/69:39 am
ISP
- MAD
2 stops23h 26m
Multiple Airlines
vie. 3/1311:30 am
MAD
- ISP
1 stop26h 25m
Multiple Airlines
Deal found 1/20![Multiple Airlines logo]()
$900
This Kiwi.com deal was found by Cheapflights users on 1/21. 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.
sáb. 3/79:59 am
ISP
- BCN
1 stop19h 56m
Multiple Airlines
sáb. 3/146:10 pm
BCN
- ISP
2 stops48h 21m
Multiple Airlines
Deal found 1/21![Multiple Airlines logo]()
$1,351
This Gurufare deal was found by Cheapflights users on 1/21. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 3/79:59 am
ISP
- GRX
2 stops16h 51m
Multiple Airlines
sáb. 3/149:40 pm
GRX
- ISP
2 stops50h 04m
Multiple Airlines
Deal found 1/21![Multiple Airlines logo]()
$1,482
This Ovago deal was found by Cheapflights users on 1/20. 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.
vie. 7/1012:30 pm
ISP
- BCN
1 stop17h 40m
Multiple Airlines
sáb. 7/186:30 pm
BCN
- ISP
1 stop27h 40m
Multiple Airlines
Deal found 1/20![Multiple Airlines logo]()
$2,015
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 enero 22, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 1 star |
Round-trip from | $900 (Trip.com) |
Popular in | June |
Cheapest in | January |
Average price | $378 |
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 enero 22, 2026.
Use the filters below to find and compare flights from Islip to Spain that are best for you.
Fly from
Islip
Fly to
Spain
Route
Depart
Return
Price
IslipMadrid
ISP - MAD
ISPMAD
Islip Long Island
vie. 3/6
9:39 am-3:05 pm
2 stops23h 26m
Madrid Barajas
vie. 3/13
11:30 am-8:55 am
1 stop26h 25m
$900
IslipBarcelona
ISP - BCN
ISPBCN
Islip Long Island
sáb. 3/7
9:59 am-11:55 am
1 stop19h 56m
Barcelona-El Prat
sáb. 3/14
6:10 pm-1:31 pm
2 stops48h 21m
$1,351
IslipGranada
ISP - GRX
ISPGRX
Islip Long Island
sáb. 3/7
9:59 am-8:50 am
2 stops16h 51m
Granada Federico Garcia Lorca
sáb. 3/14
9:40 pm-6:44 pm
2 stops50h 04m
$1,482
IslipBarcelona
ISP - BCN
ISPBCN
Islip Long Island
vie. 7/10
12:30 pm-12:10 pm
1 stop17h 40m
Barcelona-El Prat
sáb. 7/18
6:30 pm-4:10 pm
1 stop27h 40m
$2,015
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 $438). 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.