Which airports can I use when flying from Austin to Islip?

Flights from Austin to Islip usually depart from Austin Bergstrom (AUS) and arrive at Islip Long Island (ISP).

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

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

Which airports do connecting flights from Austin to Islip pass through?

Connecting flights from Austin to Islip most commonly pass through: • Baltimore/Washington (BWI) - 94% of one-stop connections • Fort Lauderdale (FLL) - 6% of one-stop connections

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

Yes. Flexible dates can save you up to 59% on flights from Austin to Islip. Tuesday is the cheapest departure day at $407 round-trip on average, while Friday is the most expensive at $976, a difference of $569. 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 Austin to Islip?

A nonstop flight from Austin to Islip takes 00m, covering 1,556 miles.

Do I need a passport to fly from Austin 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 Austin 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 $413 to $1,388. That means the highest observed fare was about 3x higher than the lowest one.

How are flight prices from Austin to Islip looking right now?

One-way fares from Austin to Islip are currently higher than usual. Average one-way flight prices are about $256, which is 9% above the typical average for this route.

How much time can I save by choosing a different layover airport from Austin to Islip?

Flying via Baltimore/Washington (BWI) gives the shortest average 1-stop total travel time at 5h 51m, compared with 7h 10m via Fort Lauderdale (FLL).

What is the time difference between Austin and Islip?

Islip is 1 hour ahead of Austin (Eastern Time vs Central Time). Plan for the time shift when scheduling connections or first-day activities.

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 $38 for economy cars. Top options include: • Budget • Enterprise Rent-A-Car • Avis • National • Empire Rent A Car

How much should I expect to pay for a Austin to Islip flight?

Round-trip flights from Austin to Islip range from $407 to $546, with an average of $517 over the past 12 months. Anything below $407 counts as a good deal.

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

Round-trip flights from Austin to Islip typically range from $407 to $546. The lowest price found in the past 5 days was $413, on Southwest.

Which airline is the cheapest to fly from Austin to Islip?

Southwest ($413) and JetBlue ($513) are the cheapest airlines to fly round-trip from Austin to Islip according to KAYAK data over the last 5 days.

What’s the most popular layover airport when flying from Austin to Islip?

Baltimore/Washington (BWI) is the most popular layover for the Austin to Islip route. 94% of KAYAK users who booked 1-stop round-trips over the past 3 months connected via BWI.

What is the cheapest layover airport when flying from Austin to Islip?

Flights via Fort Lauderdale (FLL) offer the most affordable fares, with an average round-trip price of $304. Based on KAYAK data over the past 3 months.

When flying from Austin to Islip which airport offers the shortest layover?

Baltimore/Washington (BWI) had the shortest average connection time for Austin to Islip layovers at 3h 36m over the past 3 months.

$159 CHEAP FLIGHTS from Austin to Islip (AUS - ISP)

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Cheapest round-trip

$413

Typical prices: $407-$546

Southwest

Mon 10/22Fri 10/26

AUS - ISP • 1 stop

Cheapest one-way

$159

Typical prices: $141-$269

Southwest

Sat 12/8

AUS - ISP • 1 stop

Nonstop flights

Not available

There are currently no direct flights between Austin and Islip. You'll need to take a connecting flight to reach the destination.

Insights

When to travel

May

Cheapest • 26% price drop

May

Most popular

Good to know

Top layover airports

Fort Lauderdale (FLL)

Cheapest • Avg $304 (round-trip)

Baltimore/Washington (BWI)

Shortest trip • 5h 51m (one-way)

Insights

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Flight Deals

Cheap Flights from Austin to Islip (AUS-ISP)

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

Round-trip

One-way

Last minute

Recent round-trip flight deals from Austin to Islip

Thu, Oct 22 - Mon, Oct 26

5:20 pm - 11:40 pmAUS Austin Bergstrom-ISP Islip Long Island

5h 20m1 stop Baltimore/Washington

3:10 pm - 11:25 pmISP Islip Long Island-AUS Austin Bergstrom

9h 15m2 stops Baltimore/Washington Nashville Intl

$413Southwest

Thu, Oct 22 - Mon, Oct 26

2:50 pm - 11:40 pmAUS Austin Bergstrom-ISP Islip Long Island

7h 50m2 stops Lambert-St Louis Baltimore/Washington

3:10 pm - 11:25 pmISP Islip Long Island-AUS Austin Bergstrom

9h 15m2 stops Baltimore/Washington Nashville Intl

$418Southwest

Tue, Oct 20 - Sat, Oct 24

3:55 pm - 10:40 pmAUS Austin Bergstrom-ISP Islip Long Island

5h 45m1 stop Baltimore/Washington

12:20 pm - 8:40 pmISP Islip Long Island-AUS Austin Bergstrom

9h 20m1 stop Baltimore/Washington

$423Southwest

Tue, Oct 20 - Sat, Oct 24

7:05 am - 3:45 pmAUS Austin Bergstrom-ISP Islip Long Island

7h 40m2 stops Atlanta Hartsfield-Jackson Baltimore/Washington

12:20 pm - 8:40 pmISP Islip Long Island-AUS Austin Bergstrom

9h 20m1 stop Baltimore/Washington

$429Southwest

Wed, Nov 25 - Fri, Nov 27

4:35 pm - 11:40 pmAUS Austin Bergstrom-ISP Islip Long Island

6h 05m1 stop Orlando

5:35 am - 12:45 pmISP Islip Long Island-AUS Austin Bergstrom

8h 10m2 stops Baltimore/Washington Chicago Midway

$464Southwest

Sat, Mar 6 - Wed, Mar 10

1:00 pm - 9:27 pmAUS Austin Bergstrom-ISP Islip Long Island

7h 27m1 stop Fort Lauderdale

5:55 am - 11:48 amISP Islip Long Island-AUS Austin Bergstrom

6h 53m1 stop Fort Lauderdale

$513JetBlue

Sat, Feb 27 - Mon, Mar 1

1:00 pm - 9:27 pmAUS Austin Bergstrom-ISP Islip Long Island

7h 27m1 stop Fort Lauderdale

5:55 am - 11:48 amISP Islip Long Island-AUS Austin Bergstrom

6h 53m1 stop Fort Lauderdale

$513JetBlue

Tue, Oct 20 - Sat, Oct 24

7:05 am - 3:45 pmAUS Austin Bergstrom-ISP Islip Long Island

7h 40m2 stops Atlanta Hartsfield-Jackson Baltimore/Washington

6:15 am - 2:45 pmISP Islip Long Island-AUS Austin Bergstrom

9h 30m2 stops Baltimore/Washington Nashville Intl

$513Southwest

Wed, Nov 25 - Fri, Nov 27

2:35 pm - 11:40 pmAUS Austin Bergstrom-ISP Islip Long Island

8h 05m1 stop Orlando

5:35 am - 10:55 amISP Islip Long Island-AUS Austin Bergstrom

6h 20m1 stop Baltimore/Washington

$513Southwest

Thu, Oct 22 - Mon, Oct 26

5:40 am - 2:30 pmAUS Austin Bergstrom-ISP Islip Long Island

7h 50m1 stop Baltimore/Washington

5:40 pm - 10:30 pmISP Islip Long Island-AUS Austin Bergstrom

5h 50m1 stop Baltimore/Washington

$532Southwest

Booking Insights

Price, demand and travel trends for Austin to Islip flights

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

Prices

Airlines

Layovers

How much is a round-trip flight from Austin to Islip? This analysis is based on the cheapest round-trip price found on KAYAK in the last 12 months by searching for a flight from Austin to Islip departing in october.

Find deals

Low season	February
High season	May
Cheapest flight	$159

One-way flight from Austin to Islip

When to book flights from Austin to Islip

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

Estimated round-trip price

KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or round-trips with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

What cabin classes can I book on flights from Austin to Islip?
Only Economy Class is available on flights from Austin to Islip.
How long is a flight from Austin to Islip?
A nonstop flight from Austin to Islip takes 00m, covering 1,556 miles.
Do I need a passport to fly from Austin 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.
How much should I expect to pay for a Austin to Islip flight?
Round-trip flights from Austin to Islip range from $407 to $546, with an average of $517 over the past 12 months. Anything below $407 counts as a good deal.
Have flight prices from Austin 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 $413 to $1,388. That means the highest observed fare was about 3x higher than the lowest one.
How are flight prices from Austin to Islip looking right now?
One-way fares from Austin to Islip are currently higher than usual. Average one-way flight prices are about $256, which is 9% above the typical average for this route.
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 $38 for economy cars. Top options include:

• Budget
• Enterprise Rent-A-Car
• Avis
• National
• Empire Rent A Car
Which airports can I use when flying from Austin to Islip?
Flights from Austin to Islip usually depart from Austin Bergstrom (AUS) and arrive at Islip Long Island (ISP).
Which airports do connecting flights from Austin to Islip pass through?
Connecting flights from Austin to Islip most commonly pass through:

• Baltimore/Washington (BWI) - 94% of one-stop connections
• Fort Lauderdale (FLL) - 6% of one-stop connections
Can I save money by using flexible dates for flights from Austin to Islip?
Yes. Flexible dates can save you up to 59% on flights from Austin to Islip. Tuesday is the cheapest departure day at $407 round-trip on average, while Friday is the most expensive at $976, a difference of $569.

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 much time can I save by choosing a different layover airport from Austin to Islip?
Flying via Baltimore/Washington (BWI) gives the shortest average 1-stop total travel time at 5h 51m, compared with 7h 10m via Fort Lauderdale (FLL).
What is the time difference between Austin and Islip?
Islip is 1 hour ahead of Austin (Eastern Time vs Central Time). Plan for the time shift when scheduling connections or first-day activities.

If your dates are flexible, aim for a Tuesday departure and avoid flying on Friday. On this route, Tuesday flights average $407, about $569 less than Friday fares (58% savings) based on the last 12 months.
If you can choose when to travel, plan your Austin to Islip trip for May. Fares historically average $382 round-trip in that month - typically $274 less than the most expensive month, which is September (based on the last 12 months).

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AUS - ISP

$159 Find Cheap Flights from Austin to Islip - Compare and Save

Everything you should know

Cheap Flights from Austin to Islip (AUS-ISP)

Recent round-trip flight deals from Austin to Islip

Recent one-way flight deals from Austin to Islip

Recent last minute flight deals from Austin to Islip

Price, demand and travel trends for Austin to Islip flights

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

Which airline is the cheapest to fly from Austin to Islip?

What’s the most popular layover airport when flying from Austin to Islip?

What is the cheapest layover airport when flying from Austin to Islip?

When flying from Austin to Islip which airport offers the shortest layover?

Key details for Austin to Islip flights

Low season

High season

Cheapest flight

When to book flights from Austin to Islip

Your Austin to Islip flight questions, answered

Your guide to booking Austin to Islip flights

More options for your flight from Austin to Islip

Complete your trip to Islip with a hotel stay or car rental

Information on your arrival and departure airports

Cabin class types available on flights from Austin to Islip

Find direct flights to and from Austin and Islip

Flights from domestic origins to Islip

Flights to other popular destinations

Find deals for your return flight