$129 Cheap Flights from Miami (MIA) to Islip (ISP)

View $129 flight on Thu, Jan 1, 2026Opens in a new window

Popular airlines from Miami Intl. Airport (MIA) to MacArthur Airport (ISP)

Cheap Flights from Miami to Islip (MIA-ISP)

Prices were available within the past 7 days and start at $129 for one-way flights and $257 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Southwest Airlines
Wed, Oct 29 - Mon, Nov 3
MIA
Miami
ISP
Islip
$257 Roundtrip, found 5 days ago
$257
Roundtrip
found 5 days ago
Select Southwest Airlines flight, departing Wed, Oct 29 from Miami to Islip, returning Mon, Nov 3, priced at $257 found 5 days ago
Southwest Airlines
Tue, Nov 4 - Wed, Nov 5
MIA
Miami
ISP
Islip
$262 Roundtrip, found 2 days ago
$262
Roundtrip
found 2 days ago
Select Southwest Airlines flight, departing Tue, Nov 4 from Miami to Islip, returning Wed, Nov 5, priced at $262 found 2 days ago
Southwest Airlines
Wed, Dec 10 - Sat, Jan 10
MIA
Miami
ISP
Islip
$267 Roundtrip, found 12 hours ago
$267
Roundtrip
found 12 hours ago
Select Southwest Airlines flight, departing Wed, Dec 10 from Miami to Islip, returning Sat, Jan 10, priced at $267 found 12 hours ago
Southwest Airlines
Wed, Dec 10 - Sat, Jan 10
MIA
Miami
ISP
Islip
$272 Roundtrip, found 12 hours ago
$272
Roundtrip
found 12 hours ago
Select Southwest Airlines flight, departing Wed, Dec 10 from Miami to Islip, returning Sat, Jan 10, priced at $272 found 12 hours ago
Southwest Airlines
Wed, Dec 10 - Thu, Dec 11
MIA
Miami
ISP
Islip
$287 Roundtrip, found 12 hours ago
$287
Roundtrip
found 12 hours ago
Select Southwest Airlines flight, departing Wed, Dec 10 from Miami to Islip, returning Thu, Dec 11, priced at $287 found 12 hours ago
Southwest Airlines
Wed, Oct 22 - Wed, Oct 29
MIA
Miami
ISP
Islip
$287 Roundtrip, found 3 days ago
$287
Roundtrip
found 3 days ago
Select Southwest Airlines flight, departing Wed, Oct 22 from Miami to Islip, returning Wed, Oct 29, priced at $287 found 3 days ago
Southwest Airlines
Wed, Dec 10 - Sat, Jan 10
MIA
Miami
ISP
Islip
$292 Roundtrip, found 12 hours ago
$292
Roundtrip
found 12 hours ago
Select Southwest Airlines flight, departing Wed, Dec 10 from Miami to Islip, returning Sat, Jan 10, priced at $292 found 12 hours ago
Southwest Airlines
Wed, Dec 10 - Sat, Jan 10
MIA
Miami
ISP
Islip
$297 Roundtrip, found 12 hours ago
$297
Roundtrip
found 12 hours ago
Select Southwest Airlines flight, departing Wed, Dec 10 from Miami to Islip, returning Sat, Jan 10, priced at $297 found 12 hours ago
Southwest Airlines
Wed, Dec 10 - Thu, Dec 11
MIA
Miami
ISP
Islip
$307 Roundtrip, found 12 hours ago
$307
Roundtrip
found 12 hours ago
Select Southwest Airlines flight, departing Wed, Dec 10 from Miami to Islip, returning Thu, Dec 11, priced at $307 found 12 hours ago

Alternative airports near Islip

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to MacArthur ISP. Cheapest and Closest option available. Average driving time to city center is 14 minutes. Flights from $329
ISP
MacArthur
CheapestClosest
Average driving time to city center14 min
Flights from $329

Frequently asked questions

How much does a flight from Miami Intl. Airport (MIA) to MacArthur Airport (ISP) cost?
Secure a cheap one-way flight from $129 or cheap return flight from $257 from Miami Intl. Airport (MIA) to MacArthur Airport (ISP) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight deals on this route.
What is the cheapest month to fly from Miami Intl. Airport (MIA) to MacArthur Airport (ISP)?
Planning your trip for October is a good way to save, as it's the cheapest month for flights between MIA and ISP. You'll often find the lowest fares during the off-season.
Which airlines fly direct from Miami Intl. Airport (MIA) to MacArthur Airport (ISP)?
Take a direct flight with Southwest Airlines and travel straight from Miami Intl. Airport (MIA) to MacArthur Airport (ISP).
What is the cheapest airline that flies from Miami Intl. Airport (MIA) to MacArthur Airport (ISP)?
Use the filter tool on Expedia to compare different airlines and find the most affordable carrier that'll fly you from MIA to ISP. Then, sort your results by "Price (lowest to highest)" to snap up a good deal.
How many flights per day from Miami Intl. Airport (MIA) to MacArthur Airport (ISP)?
On average, there's only 1 nonstop flight leaving from Miami Intl. Airport (MIA) to MacArthur Airport (ISP) each day. If this doesn't fit your plans, check out flights with a layover. Just customize your search on Expedia to include one or two stops to find a better alternative.
What are the most popular departure times for flights from Miami Intl. Airport (MIA) to MacArthur Airport (ISP)?
The 12 PM departures from MIA to ISP see the highest demand. These flights can come with a higher price due to their popularity. If you're looking to save, book during off-peak hours.
What day of the week has the most flights from MIA to ISP?
Thursday offers the most flights from Miami Intl. Airport (MIA) to MacArthur Airport (ISP). Consider taking off on this day and you'll have a greater chance of finding a departure that fits your schedule.
What is the earliest flight from Miami Intl. Airport (MIA) to MacArthur Airport (ISP)?
Take the earliest flight at around 12:00PM UTC-5, leaving from Miami Intl. Airport (MIA). You'll be traveling for approximately 2h 50m, arriving at MacArthur Airport (ISP) at approximately 2:50PM UTC-5.
How long does it take to fly from Miami Intl. Airport (MIA) to MacArthur Airport (ISP)?
It usually takes 2 hours and 54 minutes to travel the 1,100 mi from MIA to ISP.
What is the best time to fly from Miami Intl. Airport (MIA) to MacArthur Airport (ISP)?
Book a flight from Miami Intl. Airport (MIA) to MacArthur Airport (ISP) that leaves before 3 PM to reduce the likelihood of delays and cancellations. Departures after this hour have a 22% higher chance of being canceled, on average.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports do you fly into for Islip from Miami Intl. Airport (MIA)?
Touch down at any one of these Islip airports after your direct flight from Miami Intl. Airport (MIA):

  • LaGuardia Airport (LGA)
  • John F. Kennedy Intl. Airport (JFK)
  • Westchester County Airport (HPN)

Is it cheaper to buy a plane ticket from Miami Intl. Airport (MIA) to MacArthur Airport (ISP) last-minute?
Last-minute fares from MIA to ISP are typically more expensive. To lock in the lowest rates, start looking for flights as early as possible. That being said, if you're flexible with your travel plans, it's possible to land a cheap fare right before you leave.
Is it cheaper to book a MIA to ISP flight and hotel package?
Compared with arranging hotels and flights separately, booking a MIA to ISP flight and hotel package with Expedia could lead to significant savings. Better yet, having everything in one place will take the stress out of travel planning. Just pick your flights and choose from our extensive range of hotels, then customize your trip with extras like tours, activities and car rentals.
Can I cancel or change the date of my flight from Miami Intl. Airport (MIA) to MacArthur Airport (ISP)?
Usually, it's possible to cancel or reschedule your MIA to ISP flight. However, if it's been more than 24 hours since booking, additional charges may apply. Refer to your airline's policies in your itinerary to see what changes are possible and whether any costs are involved. You'll also find more information on our Customer Service portal.

Travel information

Origin airport
Miami Intl.
Destination airport
MacArthur
Airlines serving
Southwest Airlines
Roundtrip price
$256
Distance
1114 mi

Book with confidence

Miami to Islip Flights

The cheapest times to fly from Miami to Islip

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Miami to Islip are during the month of October. You can find some of the cheapest flights from Miami to Islip with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Miami to Islip

Sunday is one of the best days to book for cheap flights from Miami to Islip: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Miami to Islip

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Miami to Islip in 2025. You can also book with separate airlines for your outbound and return journeys, from $129 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Miami to Islip flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Miami to Islip airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Miami to Islip Flights

Explore a world of travel with Expedia

*Available to One Key members.