When did momondo last update prices for flights from Buffalo Airport to Islip Long Island Airport?

Prices for flights from Buffalo Airport to Islip Long Island Airport were last updated today.

How many operators does momondo search for flights from Buffalo Airport to Islip Long Island Airport?

As of October 2026, there is 1 operator available to choose from for flights from Buffalo Airport to Islip Long Island Airport.

How old do you have to be to fly from Buffalo Airport to Islip Long Island Airport?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Buffalo Airport to Islip Long Island Airport.

What documentation or ID do you need to fly to Islip Long Island Airport?

The travel and health documents you'll need for your trip to Islip Long Island Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Islip Long Island Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$134 Cheap Flights from Buffalo to Islip, New York in 2026/27

Find the cheapest flights from Buffalo to New York

Round-trip

One-way

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Cheap round-trip flights

Enter your travel dates to find the best prices.

4:00 pm - 11:35 pmBUF Buffalo-ISP Islip Long Island

7h 35m2 stops Chicago Midway Baltimore/Washington

12:25 pm - 9:15 pmISP Islip Long Island-BUF Buffalo

8h 50m2 stops Baltimore/Washington Chicago Midway

$267Southwest

Fri, Nov 6 - Thu, Nov 12

4:00 pm - 11:35 pmBUF Buffalo-ISP Islip Long Island

7h 35m2 stops Chicago Midway Baltimore/Washington

5:40 pm - 11:50 pmISP Islip Long Island-BUF Buffalo

6h 10m1 stop Baltimore/Washington

$314Southwest

Fri, Nov 6 - Thu, Nov 12

8:15 am - 11:45 amBUF Buffalo-ISP Islip Long Island

3h 30m1 stop Baltimore/Washington

11:20 am - 3:05 pmISP Islip Long Island-BUF Buffalo

3h 45m1 stop Baltimore/Washington

$323Southwest

Thu, Dec 17 - Sun, Jan 17

8:15 am - 11:45 amBUF Buffalo-ISP Islip Long Island

3h 30m1 stop Baltimore/Washington

5:45 am - 3:20 pmISP Islip Long Island-BUF Buffalo

9h 35m2 stops Baltimore/Washington Nashville Intl

$328Southwest

Thu, Dec 17 - Sun, Jan 17

5:05 am - 3:35 pmBUF Buffalo-ISP Islip Long Island

10h 30m2 stops Orlando West Palm Beach President Donald J. Trump Intl

5:45 am - 3:20 pmISP Islip Long Island-BUF Buffalo

9h 35m2 stops Baltimore/Washington Nashville Intl

$333Southwest

Thu, Dec 17 - Sun, Jan 17

9:10 am - 4:15 pmBUF Buffalo-ISP Islip Long Island

7h 05m1 stop Baltimore/Washington

4:45 pm - 11:25 pmISP Islip Long Island-BUF Buffalo

6h 40m1 stop Orlando

$375Southwest

Mon, Nov 16 - Mon, Nov 23

9:10 am - 4:15 pmBUF Buffalo-ISP Islip Long Island

7h 05m1 stop Baltimore/Washington

6:00 am - 3:25 pmISP Islip Long Island-BUF Buffalo

9h 25m2 stops Orlando Chicago Midway

$381Southwest

Mon, Nov 16 - Mon, Nov 23

6:00 am - 11:45 amBUF Buffalo-ISP Islip Long Island

5h 45m1 stop Baltimore/Washington

5:35 am - 12:00 pmISP Islip Long Island-BUF Buffalo

6h 25m1 stop Baltimore/Washington

$391Southwest

Fri, Oct 30 - Sun, Nov 1

6:47 pm - 2:22 pmBUF Buffalo-ISP Islip Long Island

19h 35m1 stop Raleigh-Durham

12:00 pm - 11:59 amISP Islip Long Island-BUF Buffalo

23h 59m1 stop Raleigh-Durham

$435Multiple Airlines

Thu, Nov 5 - Sat, Nov 14

6:47 pm - 2:22 pmBUF Buffalo-ISP Islip Long Island

19h 35m1 stop Raleigh-Durham

12:00 pm - 11:59 amISP Islip Long Island-BUF Buffalo

23h 59m1 stop Raleigh-Durham

$435Multiple Airlines

Thu, Nov 5 - Wed, Nov 11

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Southwest flights from Buffalo to Islip, New York

Our best Southwest deals on Buffalo to Islip, New York flight tickets

Southwest

Nov 6

BUF4:00 pmBuffalo

7h 35m

2 stops

ISP11:35 pmIslip Long Island

Nov 12

ISP12:25 pmIslip Long Island

8h 50m

2 stops

BUF9:15 pmBuffalo

$267

Southwest

Nov 6

BUF4:00 pmBuffalo

7h 35m

2 stops

ISP11:35 pmIslip Long Island

Nov 12

ISP5:40 pmIslip Long Island

6h 10m

1 stop

BUF11:50 pmBuffalo

$314

Southwest

Nov 16

BUF9:10 amBuffalo

7h 05m

1 stop

ISP4:15 pmIslip Long Island

Nov 23

ISP4:45 pmIslip Long Island

6h 40m

1 stop

BUF11:25 pmBuffalo

$375

JetBlue flights from Buffalo to Islip, New York

Our best JetBlue deals on Buffalo to Islip, New York flight tickets

JetBlue

Jan 8

BUF1:39 pmBuffalo

20h 40m

1 stop

ISP10:19 amIslip Long Island

Jan 11

ISP11:09 amIslip Long Island

11h 41m

1 stop

BUF10:50 pmBuffalo

$602

JetBlue

Jan 8

BUF1:39 pmBuffalo

20h 40m

1 stop

ISP10:19 amIslip Long Island

Jan 11

ISP6:00 amIslip Long Island

15h 10m

1 stop

BUF9:10 pmBuffalo

$657

JetBlue

Jan 8

BUF1:39 pmBuffalo

20h 40m

1 stop

ISP10:19 amIslip Long Island

Jan 11

ISP11:09 amIslip Long Island

11h 41m

1 stop

BUF10:50 pmBuffalo

$672

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BuffaloIslip

BUF Buffalo - ISP Islip Long Island

BUFISP

Buffalo

Fri 11/6

4:00 pm-11:35 pm

2 stops7h 35m

Islip Long Island

Thu 11/12

12:25 pm-9:15 pm

2 stops8h 50m

$267

BuffaloIslip

BUF Buffalo - ISP Islip Long Island

BUFISP

Buffalo

Fri 11/6

4:00 pm-11:35 pm

2 stops7h 35m

Islip Long Island

Thu 11/12

5:40 pm-11:50 pm

1 stop6h 10m

$314

Quickest round-trip

BuffaloIslip

BUF Buffalo - ISP Islip Long Island

BUFISP

Buffalo

Thu 12/17

8:15 am-11:45 am

1 stop3h 30m

Islip Long Island

Sun 1/17

11:20 am-3:05 pm

1 stop3h 45m

$323

BuffaloIslip

BUF Buffalo - ISP Islip Long Island

BUFISP

Buffalo

Thu 12/17

8:15 am-11:45 am

1 stop3h 30m

Islip Long Island

Sun 1/17

5:45 am-3:20 pm

2 stops9h 35m

$328

BuffaloIslip

BUF Buffalo - ISP Islip Long Island

BUFISP

Buffalo

Thu 12/17

5:05 am-3:35 pm

2 stops10h 30m

Islip Long Island

Sun 1/17

5:45 am-3:20 pm

2 stops9h 35m

$333

BuffaloIslip

BUF Buffalo - ISP Islip Long Island

BUFISP

Buffalo

Mon 11/16

9:10 am-4:15 pm

1 stop7h 05m

Islip Long Island

Mon 11/23

4:45 pm-11:25 pm

1 stop6h 40m

$375

BuffaloIslip

BUF Buffalo - ISP Islip Long Island

BUFISP

Buffalo

Mon 11/16

9:10 am-4:15 pm

1 stop7h 05m

Islip Long Island

Mon 11/23

6:00 am-3:25 pm

2 stops9h 25m

$381

BuffaloIslip

BUF Buffalo - ISP Islip Long Island

BUFISP

Buffalo

Fri 10/30

6:00 am-11:45 am

1 stop5h 45m

Islip Long Island

Sun 11/1

5:35 am-12:00 pm

1 stop6h 25m

$391

BuffaloIslip

BUF Buffalo - ISP Islip Long Island

BUFISP

Buffalo

Thu 11/5

6:47 pm-2:22 pm

1 stop19h 35m

Islip Long Island

Sat 11/14

12:00 pm-11:59 am

1 stop23h 59m

$435

BuffaloIslip

BUF Buffalo - ISP Islip Long Island

BUFISP

Buffalo

Thu 11/5

6:47 pm-2:22 pm

1 stop19h 35m

Islip Long Island

Wed 11/11

12:00 pm-11:59 am

1 stop23h 59m

$435

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 12 resultsSorted by cheapest first

How to get the cheapest flight ticket from Buffalo to Islip, New York

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest airline that flies from Buffalo to Islip Long Island?

Southwest is the most popular carrier operating from Buffalo to Islip Long Island

What airlines fly to Islip, New York?

Delta, JetBlue and United Airlines are the top three most popular airlines that fly to Islip, New York from Buffalo according to our data. Delta is the first choice among our users, with 33% of people opting to fly with this airline when traveling to Islip, New York. Keep in mind that there are 5 different airlines that fly to Islip, New York on a routine basis, so you have a few additional options to choose from.

When to book flights from Buffalo to Islip, New York

Are you open to changing your travel dates? Check out the ideal times to fly from Buffalo to Islip, New York according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Buffalo to Islip, New York (BUF to ISP) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Buffalo to Islip, New York

Best Price Found	$134
Fastest flight time	4h 50m
Direct flights	None

The best one-way flight to Islip, New York from Buffalo in the past 72 hours is $134. The best round-trip flight deal from Buffalo to Islip, New York found on momondo in the last 72 hours is $267.

The fastest flight from Buffalo to Islip, New York takes 4h 50m

There are no direct flights from Buffalo to Islip, New York. There are no popular flight routes from Buffalo to Islip, New York.

Search flight deals

Frequently asked questions about flying from Buffalo to Islip, New York

How far is Buffalo to Islip Long Island by plane?
There are 327.4 mi between Buffalo and Islip Long Island. In terms of flight time, this usually takes a little over 4h 50m.
When did momondo last update prices for flights from Buffalo Airport to Islip Long Island Airport?
Prices for flights from Buffalo Airport to Islip Long Island Airport were last updated today.
How many operators does momondo search for flights from Buffalo Airport to Islip Long Island Airport?
As of October 2026, there is 1 operator available to choose from for flights from Buffalo Airport to Islip Long Island Airport.
How old do you have to be to fly from Buffalo Airport to Islip Long Island Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Buffalo Airport to Islip Long Island Airport.
What documentation or ID do you need to fly to Islip Long Island Airport?
The travel and health documents you'll need for your trip to Islip Long Island Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Islip Long Island Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular airline from Buffalo to Islip, New York?
momondo data reveals that the most frequently booked airline on the route from Buffalo to Islip, New York is Southwest, representing 100% of all bookings.

Best airlines flying from Buffalo to Islip, New York

Compare and see reviews for airlines that fly from Buffalo to Islip, New York with momondo

Airline	Rating	Free Cancellation	Price
Southwest	PriceFrom $180	Free Cancellation	Rating 7.9 4,209 reviews		Search Southwest flights

Montauk

Riverhead

Southampton

Amagansett

Sag Harbor

Why use momondo?

Why should I use momondo to find a flight deal from Buffalo to Islip?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Buffalo to Islip. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Buffalo to Islip with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Buffalo to Islip flights to just show those with flexible booking policies.

How can momondo help me find flights from Buffalo to Islip?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Islip from Buffalo.

I’m not ready to book a flight from Buffalo to Islip right now. Can momondo alert me if prices change?

Price alerts on flights to Islip from Buffalo are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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Cheap flights from Buffalo to New York from $134

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Buffalo to New York departing on 11/6. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Southwest flights from Buffalo to Islip, New York

Our best Southwest deals on Buffalo to Islip, New York flight tickets

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Compare and see reviews for airlines that fly from Buffalo to Islip, New York with momondo

Traveling to a place near New York?

Why use momondo?

An easier way to manage your Islip, New York trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

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Daily price changes in your inbox - only with Price Alerts.

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