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Islip

$125+ Cheap flights from Miami to Islip, NY (MIA - ISP)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/10. Fares are subject to change and may not be available on all flights or dates of travel.
MIA — ISP
Aug 17 — Aug 241
Mon 8/17
Mon 8/24
1 adult, Economy
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Cheap flight deals from Miami to Islip

Cheapest flights from Miami to Islip
Explore the most affordable flight options available from Miami to Islip. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 18, 2026.

This Southwest deal was found by Cheapflights users on 7/14. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/34:50 pm
MIA
-
ISP
1 stop4h 40m
Southwest
Mon 9/76:45 am
ISP
-
MIA
1 stop4h 40m
Southwest
Deal found 7/14$265
This Southwest deal was found by Cheapflights users on 7/13. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/57:00 am
MIA
-
ISP
2 stops7h 30m
Southwest
Wed 9/96:05 am
ISP
-
MIA
2 stops9h 10m
Southwest
Deal found 7/13$275
This Southwest deal was found by Cheapflights users on 7/14. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/47:00 am
MIA
-
ISP
1 stop4h 55m
Southwest
Sun 9/66:50 am
ISP
-
MIA
1 stop4h 50m
Southwest
Deal found 7/14$301
This Southwest deal was found by Cheapflights users on 7/13. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/227:00 am
MIA
-
ISP
1 stop6h 20m
Southwest
Sat 8/295:30 am
ISP
-
MIA
2 stops9h 30m
Southwest
Deal found 7/13$306
This Southwest deal was found by Cheapflights users on 7/14. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/134:50 pm
MIA
-
ISP
1 stop4h 40m
Southwest
Wed 8/193:20 pm
ISP
-
MIA
1 stop4h 55m
Southwest
Deal found 7/14$311
This Southwest deal was found by Cheapflights users on 7/14. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/194:05 pm
MIA
-
ISP
1 stop5h 00m
Southwest
Sun 9/66:50 am
ISP
-
MIA
2 stops13h 15m
Southwest
Deal found 7/14$312
This Southwest deal was found by Cheapflights users on 7/17. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/277:00 am
MIA
-
ISP
1 stop4h 55m
Southwest
Mon 8/316:45 am
ISP
-
MIA
1 stop4h 40m
Southwest
Deal found 7/17$313
This Southwest deal was found by Cheapflights users on 7/16. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/177:00 am
MIA
-
ISP
1 stop4h 55m
Southwest
Thu 9/171:15 pm
ISP
-
MIA
2 stops8h 50m
Southwest
Deal found 7/16$326
This Southwest deal was found by Cheapflights users on 7/17. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/117:30 am
MIA
-
ISP
1 stop4h 40m
Southwest
Tue 8/113:20 pm
ISP
-
MIA
1 stop4h 55m
Southwest
Deal found 7/17$333

Find flight deals from Miami to Islip

Discover tips and strategies to find the most affordable flight options for your journey from Miami (MIA) to Islip (ISP). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated July 18, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$265
(Southwest)

One-way from

$125
(Kiwi.com)

Popular in

February

Cheapest in

January

Average price

$357
Provider with most accurate pricing for Miami-Islip Long Island flight deals.
Search Deals
Provider most trusted by Cheapflights users for Miami-Islip Long Island flights.
Search Deals
From Miami to Islip Long Island
Search Deals
One-way flight from Miami to Islip Long Island
Search Deals
High demand for flights, 8% potential price rise
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($18 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Miami to Islip 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 July 18, 2026.
Use the filters below to find and compare flights from Miami to Islip that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

MiamiIslip

MIA - ISP

MIAISP

Miami

Sat 9/5

7:00 am-1:20 pm

1 stop6h 20m

Islip Long Island

Wed 9/9

3:20 pm-8:15 pm

1 stop4h 55m

$265

MiamiIslip

MIA - ISP

MIAISP

Miami

Tue 9/8

4:05 pm-9:05 pm

1 stop5h 00m

Islip Long Island

Sat 9/12

3:15 pm-8:15 pm

1 stop5h 00m

$265

MiamiIslip

MIA - ISP

MIAISP

Miami

Fri 9/4

7:00 am-11:55 am

1 stop4h 55m

Islip Long Island

Mon 9/7

6:10 am-11:05 am

1 stop4h 55m

$301

MiamiIslip

MIA - ISP

MIAISP

Miami

Thu 8/27

7:00 am-11:55 am

1 stop4h 55m

Islip Long Island

Sun 9/6

4:30 pm-9:20 pm

1 stop4h 50m

$301

MiamiIslip

MIA - ISP

MIAISP

Miami

Sat 8/29

6:30 am-12:05 pm

1 stop5h 35m

Islip Long Island

Mon 8/31

5:00 pm-10:05 pm

1 stop5h 05m

$301

MiamiIslip

MIA - ISP

MIAISP

Miami

Sat 8/22

7:00 am-1:20 pm

1 stop6h 20m

Islip Long Island

Sat 8/29

5:30 am-3:00 pm

2 stops9h 30m

$306

MiamiIslip

MIA - ISP

MIAISP

Miami

Fri 9/4

7:00 am-11:55 am

1 stop4h 55m

Islip Long Island

Sun 9/6

6:50 am-8:05 pm

2 stops13h 15m

$312

MiamiIslip

MIA - ISP

MIAISP

Miami

Tue 8/11

7:30 am-12:10 pm

1 stop4h 40m

Islip Long Island

Tue 8/11

3:20 pm-8:15 pm

1 stop4h 55m

$333
Quickest round-trip

MiamiIslip

MIA - ISP

MIAISP

Miami

Thu 8/13

4:50 pm-9:30 pm

1 stop4h 40m

Islip Long Island

Wed 8/19

6:05 am-10:55 am

1 stop4h 50m

$333

MiamiIslip

MIA - ISP

MIAISP

Miami

Thu 9/3

4:50 pm-9:30 pm

1 stop4h 40m

Islip Long Island

Sun 9/6

6:50 am-8:05 pm

2 stops13h 15m

$349

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/16

Showing 1-10 of 18 resultsSorted by cheapest first
1
2

Compare providers for flights from Miami to Islip

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Miami to Islip in July.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
JustAirTicketPrice Accuracy-Trust Score*1 star

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Miami-Islip, New York flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Miami-Islip, New York flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Miami-Islip, New York flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Miami-Islip, New York flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Miami-Islip, New York flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Miami to Islip

Have a flexible travel schedule? Discover the best time to fly to Islip from Miami 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 Miami to Islip

How much does it cost to fly round-trip from Miami to Islip, New York?

Reviews of airlines servicing Islip

Get insights into the airlines that provide service to Islip. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Islip. Reviews last updated July 18, 2026.
See what other customers who have flown with Southwest from Miami to Islip have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,241 reviews

Overall

8.0

Crew

8.6

Food

7.0

Boarding

8.1

Comfort

8.0

Entertainment

7.5

Reviews

1 / 20
6.0
Good

Reza,Jun 2026

TPA - MDW

The seats were super cramped and couldn’t move without hitting other passengers
Southwest
8.0
Very good
4,241 reviews
Southwest
8.0
Very good
4,241 reviews

Overall

8.0

Crew

8.6

Food

7.0

Boarding

8.1

Comfort

8.0

Entertainment

7.5

Reviews

1 / 20
6.0
Good

Reza,Jun 2026

TPA - MDW

The seats were super cramped and couldn’t move without hitting other passengers

Related info for your journey

Find useful and relevant information for your journey from Miami to Islip. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Miami to Islip, New York?

    There are many flights that can get you from Miami to Islip, New York in 8h 05m. Fly via Southwest to get the fastest option. The distance between Miami and Islip, New York is about 1114 mi.

  • What is the cheapest airline to fly from Miami to Islip, New York round-trip?

    According to our current data, Southwest ($289), offers the cheapest pricing from Miami to Islip, New York. Southwest is priced at 8% lower than the current average price of a flight leaving 3 months from now.

  • What are the cheapest airlines to fly from Miami to Islip, New York one-way?

    For one-way options, check prices for JetBlue. According to our data, you can fly for as low as $73. Users have also found prices from $79 and $158 on Frontier and Southwest, respectively.

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

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

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

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

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

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

See more FAQs

Traveling to a place near Islip?

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Alternative routes for Miami to Islip

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Top airline flying from Miami to Islip

Discover the top airline that operate flights from Miami to Islip. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 18, 2026.
AirlineCheapestAverageFlexibilityOn-time
SouthwestCheapest$303Average$396FlexibilityNo cancel feeOn-time63%

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