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$114+ 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 8/4. Fares are subject to change and may not be available on all flights or dates of travel.
MIA — ISP
jun. 17 — jun. 241
mar. 6/17
mar. 6/24
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 junio 12, 2025.

Round-trip from

$297
(Southwest)

One-way from

$114
(Southwest)

Popular in

December

Cheapest in

August

Average price

$262

Good round-trip deal

$284 or less

Good one-way deal

$188 or less
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. 15% potential increase in price ($54 potential increase over avg. RT price).
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Cheapest flight prices on average. 6% potential price decrease ($19 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Price to beat on a round-trip flight from Miami to Islip Long Island.
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Price to beat on a one-way flight from Miami to Islip Long Island.
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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 junio 12, 2025.

This Southwest deal was found by Cheapflights users on 6/10. 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.
lun. 7/211:45 pmMIA - ISP
Nonstop3h 00mSouthwest
jue. 7/2412:40 pmISP - MIA
Nonstop3h 05mSouthwest
Deal found 6/10$297
This FlightHub deal was found by Cheapflights users on 6/11. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 9/16:00 amMIA - ISP
2 stops41h 59mFrontier
lun. 9/85:07 pmISP - MIA
2 stops30h 02mFrontier
Deal found 6/11$474
This Mytrip deal was found by Cheapflights users on 6/10. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 7/1111:11 amMIA - ISP
3 stops26h 21mMultiple Airlines
vie. 7/183:59 pmISP - MIA
3 stops18h 54mMultiple Airlines
Deal found 6/10$668

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 junio 12, 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

lun. 7/21

1:45 pm-4:45 pm

Nonstop3h 00m

Islip Long Island

jue. 7/24

12:40 pm-3:45 pm

Nonstop3h 05m

$297

MiamiIslip

MIA - ISP

MIAISP

Miami

lun. 9/1

6:00 am-11:59 pm

2 stops41h 59m

Islip Long Island

lun. 9/8

5:07 pm-11:09 pm

2 stops30h 02m

$474

MiamiIslip

MIA - ISP

MIAISP

Miami

vie. 7/11

11:11 am-1:32 pm

3 stops26h 21m

Islip Long Island

vie. 7/18

3:59 pm-10:53 am

3 stops18h 54m

$668

MiamiIslip

MIA - ISP

MIAISP

Miami

lun. 8/4

1:45 pm-4:45 pm

Nonstop3h 00m

$114

MiamiIslip

MIA - ISP

MIAISP

Miami

jue. 9/18

9:59 am-1:45 pm

2 stops27h 46m

$191

MiamiIslip

MIA - ISP

MIAISP

Miami

lun. 9/1

6:52 pm-11:59 pm

2 stops29h 07m

$286

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/10

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, January is the cheapest month in which you can book a flight from Miami to Islip, New York (average of $108). Flying from Miami to Islip, New York in November is currently the most expensive (average of $213). 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 junio 12, 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 60% on airfare.

Rainfall in Islip by month

Plan your trip to Islip by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Islip, New York ranges from 3.3 - 4.4 inches per month. March is typically the wettest month, when rainfall can reach 4.4 in. February is typically the driest time to visit Islip, New York when rainfall is around 3.3 in.

Temperature in Islip by month

Plan your trip to Islip by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Islip, New York, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 30.2 F).

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 junio 12, 2025.
Read reviews from past customers who have flown Southwest and Frontier from Miami to Islip. 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
4,287 reviews

Boarding

8.2

Comfort

8.0

Food

7.1

Overall

8.0

Entertainment

7.6

Crew

8.6

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.
Southwest
8.0
Very good
4,287 reviews
Southwest
8.0
Very good
4,287 reviews

Boarding

8.2

Comfort

8.0

Food

7.1

Overall

8.0

Entertainment

7.6

Crew

8.6

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.
Frontier
5.9
Fair
3,295 reviews
Southwest
8.0
Very good
4,287 reviews

Boarding

8.2

Comfort

8.0

Food

7.1

Overall

8.0

Entertainment

7.6

Crew

8.6

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.

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.

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

    According to our current data, Southwest ($297), and Frontier ($474) offers the cheapest pricing from Miami to Islip, New York. Southwest is priced at 2% lower than the current average price of a flight leaving 3 months from now.

  • What are the cheapest flights from Miami to Islip, New York?

    Looking for the cheapest flight from Miami to Islip, New York? While on average our users pay $304, our data indicates the cheapest price to be $168. The most popular route (Miami - Islip Long Island), is priced around $247.

  • 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, January is the cheapest month in which you can book a flight from Miami to Islip, New York (average of $108). Flying from Miami to Islip, New York in November is currently the most expensive (average of $213). 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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Alternative routes for Miami to Islip

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 junio 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$58Average$183FlexibilityNo cancel feeOn-time62%
SouthwestCheapest$241Average$343FlexibilityNo cancel feeOn-time63%

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