IND - ISP

$162 Find Cheap Flights from Indianapolis to Islip - Compare and Save

1 adult
1 adult, Economy, 0 bags

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Everything you should know

Cheapest round-trip
$320
Typical prices: $346-$563
Frontier
Tue 10/2Thu 10/4
IND - ISP • 1 stop
Cheapest one-way
$162
Typical prices: $248-$297
Southwest
Sat 10/27
IND - ISP • 1 stop
Nonstop flights
Not available
There are currently no direct flights between Indianapolis and Islip. You'll need to take a connecting flight to reach the destination.
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Cheap Flights from Indianapolis to Islip (IND-ISP)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Indianapolis to Islip

Fri, Oct 2 - Sun, Oct 4
Frontier Logo
9:20 pm - 4:58 pmIND  Indianapolis-ISP Islip Long Island
19h 38m1 stop Orlando
Frontier Logo
5:43 pm - 8:31 pmISP  Islip Long Island-IND Indianapolis
26h 48m1 stop Orlando
$320Frontier
Fri, Nov 20 - Sat, Nov 21
Southwest Logo
5:30 am - 11:45 amIND  Indianapolis-ISP Islip Long Island
6h 15m1 stop Baltimore/Washington
Southwest Logo
12:50 pm - 7:25 pmISP  Islip Long Island-IND Indianapolis
6h 35m1 stop Baltimore/Washington
$417Southwest
Tue, Sep 29 - Sat, Oct 3
Multiple Airlines Logo
11:21 am - 11:20 amIND  Indianapolis-ISP Islip Long Island
23h 59m2 stops Orlando Raleigh-Durham
Multiple Airlines Logo
5:43 pm - 9:31 amISP  Islip Long Island-IND Indianapolis
15h 48m1 stop Orlando
$419Multiple Airlines
Fri, Nov 20 - Sat, Nov 21
Southwest Logo
5:30 am - 11:45 amIND  Indianapolis-ISP Islip Long Island
6h 15m1 stop Baltimore/Washington
Southwest Logo
5:30 am - 12:05 pmISP  Islip Long Island-IND Indianapolis
6h 35m2 stops Baltimore/Washington Chicago Midway
$422Southwest
Fri, Nov 20 - Sat, Nov 21
Southwest Logo
3:10 pm - 11:35 pmIND  Indianapolis-ISP Islip Long Island
8h 25m2 stops Orlando Baltimore/Washington
Southwest Logo
5:30 am - 12:05 pmISP  Islip Long Island-IND Indianapolis
6h 35m2 stops Baltimore/Washington Chicago Midway
$427Southwest
Thu, Oct 22 - Sun, Oct 25
Southwest Logo
7:50 pm - 11:40 pmIND  Indianapolis-ISP Islip Long Island
3h 50m1 stop Baltimore/Washington
Southwest Logo
5:40 am - 10:00 amISP  Islip Long Island-IND Indianapolis
4h 20m1 stop Baltimore/Washington
$444Southwest
Thu, Oct 22 - Sun, Oct 25
Southwest Logo
6:45 am - 2:30 pmIND  Indianapolis-ISP Islip Long Island
7h 45m2 stops Chicago Midway Baltimore/Washington
Southwest Logo
5:40 am - 10:00 amISP  Islip Long Island-IND Indianapolis
4h 20m1 stop Baltimore/Washington
$449Southwest
Fri, Oct 9 - Sun, Oct 11
Frontier Logo
9:06 pm - 5:30 pmIND  Indianapolis-ISP Islip Long Island
20h 24m1 stop Orlando
Frontier Logo
6:25 pm - 10:58 amISP  Islip Long Island-IND Indianapolis
16h 33m1 stop Orlando
$468Frontier
Thu, Oct 8 - Sun, Oct 11
Southwest Logo
6:45 am - 2:30 pmIND  Indianapolis-ISP Islip Long Island
7h 45m2 stops Chicago Midway Baltimore/Washington
Southwest Logo
5:40 am - 10:00 amISP  Islip Long Island-IND Indianapolis
4h 20m1 stop Baltimore/Washington
$472Southwest
Thu, Oct 8 - Sun, Oct 11
Frontier Logo
11:21 am - 5:30 pmIND  Indianapolis-ISP Islip Long Island
6h 09m1 stop Orlando
Frontier Logo
6:25 pm - 10:58 amISP  Islip Long Island-IND Indianapolis
16h 33m1 stop Orlando
$485Frontier
Booking Insights

Price, demand and travel trends for Indianapolis to Islip flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights from Indianapolis to Islip with more confidence.

How much is a round-trip flight from Indianapolis to Islip?

Round-trip flights from Indianapolis to Islip start at $320. Prices are below average for this route right now, with typical round-trip fares ranging from $346 to $563. The lowest price found in the past 5 days was $320 on Frontier.

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Key details for Indianapolis to Islip flights

Cheapest flight

$162
Flight from Indianapolis to Islip

When to book flights from Indianapolis to Islip

Are your dates flexible? Find out the best times to travel from Indianapolis to Islip based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price

Your Indianapolis to Islip flight questions, answered

Find helpful route details based on KAYAK data, including flight times, airports, airlines and booking questions.

  • Which airports can I use when flying from Indianapolis to Islip?

    Flights from Indianapolis to Islip usually depart from Indianapolis (IND) and arrive at Islip Long Island (ISP).

  • What cabin classes can I book on flights from Indianapolis to Islip?

    Only Economy Class is available on flights from Indianapolis to Islip.

  • Which airports do connecting flights from Indianapolis to Islip pass through?

    Most connecting flights from Indianapolis to Islip pass through Baltimore/Washington (BWI), which handles 100% of one-stop traffic on this route. Other layover airports each see under 5%.

  • Can I save money by using flexible dates for flights from Indianapolis to Islip?

    Yes. Being flexible with your travel dates can save you up to 44% on the Indianapolis to Islip route. Thursday is the cheapest departure day at $331 round-trip on average, while Monday is the most expensive at $588, a difference of $257. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

  • How long is a flight from Indianapolis to Islip?

    A nonstop flight from Indianapolis to Islip takes 0h 00m, covering 699 miles.

  • Do I need a passport to fly from Indianapolis to Islip?

    No, a passport is not required for this domestic route, but you will need a real ID-compliant driver's license, a state ID, or another TSA-accepted form of identification.

  • Have flight prices from Indianapolis to Islip changed much recently?

    Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $320 to $1,843. That means the highest observed fare was about 6x higher than the lowest one.

  • How are flight prices from Indianapolis to Islip looking right now?

    One-way fares from Indianapolis to Islip are currently in line with typical prices for this route. Average one-way fares are about $289.

  • What car rental options are available at Islip Long Island Airport (ISP)?

    Islip Long Island Airport (ISP) hosts 5 major car rental companies, with daily rates starting from around $36 for economy cars. Top options include:
    • Budget
    • Enterprise Rent-A-Car
    • Avis
    • National
    • Empire Rent A Car

Your guide to booking Indianapolis to Islip flights

Get tips on when to book, when to fly and what to know before your trip.
  • If your dates can be flexible, aim for a Thursday departure instead of Monday. On this route, Thursday flights average $331 - about $257 less than Monday (44% savings) based on the last 12 months.

More options for your flight from Indianapolis to Islip

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