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Islip

$79+ 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 12/21. Fares are subject to change and may not be available on all flights or dates of travel.
MIA — ISP
Dec 13 — Dec 201
Sat 12/13
Sat 12/20
1 adult, Economy
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Cheap 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 November 13, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$282
(Kiwi.com)

One-way from

$79
(Kiwi.com)

Popular in

August

Cheapest in

March

Average price

$289
Provider with most accurate pricing for Miami-Islip Long Island flight deals.
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Provider most trusted by Cheapflights users for Miami-Islip Long Island flights.
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From Miami to Islip Long Island
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One-way flight from Miami to Islip Long Island
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Highest demand for flights based on searches. 18% potential increase in price ($73 potential increase over avg. RT price).
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Cheapest flight prices on average. 7% potential price decrease ($22 potential savings vs. average RT price).
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Average for round-trip flights in November 2025
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Find 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 November 13, 2025.

This Kiwi.com deal was found by Cheapflights users on 11/11. 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 12/711:58 amMIA - ISP
1 stop25h 47mMultiple Airlines
Fri 12/128:29 pmISP - MIA
2 stops42h 20mMultiple Airlines
Deal found 11/11$282
This Southwest deal was found by Cheapflights users on 11/11. 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 12/175:15 pmMIA - ISP
1 stop4h 25mSouthwest
Mon 12/226:00 pmISP - MIA
1 stop5h 00mSouthwest
Deal found 11/11$365
This Kiwi.com deal was found by Cheapflights users on 11/11. 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 11/236:51 pmMIA - ISP
1 stop18h 54mMultiple Airlines
Tue 11/256:00 amISP - MIA
2 stops17h 40mMultiple Airlines
Deal found 11/11$369
This Southwest deal was found by Cheapflights users on 11/11. 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.
Sun 12/76:00 amMIA - ISP
1 stop6h 50mSouthwest
Fri 12/125:30 pmISP - MIA
1 stop5h 55mSouthwest
Deal found 11/11$374
This Southwest deal was found by Cheapflights users on 11/13. 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.
Mon 12/86:55 amMIA - ISP
1 stop5h 35mSouthwest
Sun 1/45:50 pmISP - MIA
1 stop5h 05mSouthwest
Deal found 11/13$394
This Southwest deal was found by Cheapflights users on 11/13. 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 11/295:50 amMIA - ISP
1 stop5h 55mSouthwest
Mon 12/15:50 pmISP - MIA
1 stop5h 05mSouthwest
Deal found 11/13$437
This Kiwi.com deal was found by Cheapflights users on 11/11. 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 11/236:51 pmMIA - ISP
1 stop18h 54mMultiple Airlines
Wed 11/2611:03 amISP - MIA
2 stops24h 20mMultiple Airlines
Deal found 11/11$460

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 November 13, 2025.
Use the filters below to find and compare flights from Miami to Islip that are best for you.

Fly from

Miami

Fly to

Islip

Route

Depart

Return

Price

MiamiIslip

MIA - ISP

MIAISP

Miami

Fri 2/27

6:35 pm-11:30 pm

1 stop4h 55m

Islip Long Island

Sun 3/1

1:10 pm-5:55 pm

1 stop4h 45m

$337

MiamiIslip

MIA - ISP

MIAISP

Miami

Wed 12/17

5:15 pm-9:40 pm

1 stop4h 25m

Islip Long Island

Mon 12/22

6:00 pm-11:00 pm

1 stop5h 00m

$365

MiamiIslip

MIA - ISP

MIAISP

Miami

Sun 12/7

6:00 am-12:50 pm

1 stop6h 50m

Islip Long Island

Fri 12/12

5:30 pm-11:25 pm

1 stop5h 55m

$374

MiamiIslip

MIA - ISP

MIAISP

Miami

Mon 12/8

6:55 am-12:30 pm

1 stop5h 35m

Islip Long Island

Sun 1/4

5:50 pm-10:55 pm

1 stop5h 05m

$394

MiamiIslip

MIA - ISP

MIAISP

Miami

Sat 11/29

5:50 am-11:45 am

1 stop5h 55m

Islip Long Island

Mon 12/1

5:50 pm-10:55 pm

1 stop5h 05m

$437

MiamiIslip

MIA - ISP

MIAISP

Miami

Sun 11/23

6:51 pm-1:45 pm

1 stop18h 54m

Islip Long Island

Wed 11/26

11:03 am-11:23 am

2 stops24h 20m

$460

MiamiIslip

MIA - ISP

MIAISP

Miami

Tue 3/24

6:05 am-11:45 am

1 stop5h 40m

$132

MiamiIslip

MIA - ISP

MIAISP

Miami

Wed 4/8

7:20 am-11:55 am

1 stop4h 35m

$132

MiamiIslip

MIA - ISP

MIAISP

Miami

Wed 3/4

4:30 pm-9:55 pm

1 stop5h 25m

$132

MiamiIslip

MIA - ISP

MIAISP

Miami

Tue 3/17

6:05 am-11:45 am

1 stop5h 40m

$132

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/11

Showing 1-10 of 15 results
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 November.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*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 eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Miami-Islip, New York flight deals on Cheapflights vs. eDreams >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 eDreams the most. eDreams 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

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

Currently, December is the cheapest month in which you can book a flight from Miami to Islip, New York (average of $29). Flying from Miami to Islip, New York in August is currently the most expensive (average of $74). 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.

What is the cheapest time of day to fly from MIA to ISP?

Find hourly flight availability from Miami to Islip. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 13, 2025.

One of the essential ways to save on airfare from Miami to Islip, New York is to remain as flexible as possible. Flights that are in the afternoon tend to be the most expensive. A flight in the evening could potentially save you up to 70% on airfare.

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 November 13, 2025.
See what other customers who have flown with Southwest and Frontier 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
4,236 reviews

Entertainment

7.5

Crew

8.6

Food

7.0

Boarding

8.1

Comfort

8.0

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Southwest
8.0
Very good
4,236 reviews
Southwest
8.0
Very good
4,236 reviews

Entertainment

7.5

Crew

8.6

Food

7.0

Boarding

8.1

Comfort

8.0

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Frontier
5.8
Fair
3,114 reviews
Southwest
8.0
Very good
4,236 reviews

Entertainment

7.5

Crew

8.6

Food

7.0

Boarding

8.1

Comfort

8.0

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

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 4h 55m. Fly via Southwest to get the fastest option. The distance between Miami and Islip, New York is about 1114 mi.

  • What are the cheapest airlines flying from Miami to Islip, New York round-trip?

    According to our current data, Frontier ($52), and Southwest ($241) offers the cheapest pricing from Miami to Islip, New York. Frontier is priced at 83% lower than the current average price of a flight leaving 3 months from now.

  • 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.

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

    Currently, December is the cheapest month in which you can book a flight from Miami to Islip, New York (average of $29). Flying from Miami to Islip, New York in August is currently the most expensive (average of $74). 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

Traveling to a place near Islip?

Book flights to Islip if you plan to visit one of these locations
Riverhead
Southampton

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See prices for flight routes from nearby airports that may be better suited for you.
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Top 2 airlines flying from Miami to Islip

Discover the top 2 airlines 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 November 13, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$52Average$106FlexibilityNo cancel feeOn-time62%
SouthwestCheapest$241Average$365FlexibilityNo cancel feeOn-time63%

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