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

Flights from Buffalo to Islip usually depart from Buffalo (BUF) and arrive at Islip Long Island (ISP).

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

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

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

Most connecting flights from Buffalo to Islip pass through Baltimore/Washington (BWI), which handles 100% of one-stop traffic on this route.

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

Yes. Flexible dates can save you up to 51% on flights from Buffalo to Islip. Saturday is the cheapest departure day at $291 round-trip on average, while Friday is the most expensive at $586, a difference of $295. Cheaper weekend fares like these are typical of routes dominated by weekday business travel.

How long is a flight from Buffalo to Islip?

A nonstop flight from Buffalo to Islip takes 00m, covering 325 miles.

Do I need a passport to fly from Buffalo 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 Buffalo 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 $267 to $1,081. That means the highest observed fare was about 4x higher than the lowest one.

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

One-way fares from Buffalo to Islip are currently lower than usual. Average one-way flight prices are about $179, which is 41% below 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

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

Round-trip flights from Buffalo to Islip typically range from $291 to $523. The lowest price found in the past 5 days was $267, on Southwest.

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

Southwest ($267) offered the cheapest round-trip ticket from Buffalo to Islip in the last 5 days.

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

Flights via Baltimore/Washington (BWI) offer the most affordable fares, with an average round-trip price of $343. Based on KAYAK data over the past 3 months.

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

Baltimore/Washington (BWI) had the shortest average connection time for Buffalo to Islip layovers at 3h 18m over the past 3 months.

$134 CHEAP FLIGHTS from Buffalo to Islip (BUF - ISP)

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Cheapest round-trip

$267

Typical prices: $291-$523

Southwest

Tue 11/6Mon 11/12

BUF - ISP • 2 stops

Cheapest one-way

$134

Typical prices: $145-$299

Southwest

Tue 11/6

BUF - ISP • 2 stops

Nonstop flights

Not available

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

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Flight Deals

Cheap Flights from Buffalo to Islip (BUF-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 Buffalo to Islip

Fri, Nov 6 - Thu, Nov 12

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

Thu, Dec 17 - Sun, Jan 17

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

Mon, Nov 16 - Mon, Nov 23

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

Fri, Oct 30 - Sun, Nov 1

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

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

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

Booking Insights

Price, demand and travel trends for Buffalo 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 Buffalo 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 Buffalo to Islip departing in november.

Find deals

Cheapest flight	$134

One-way flight from Buffalo to Islip

When to book flights from Buffalo to Islip

Are your dates flexible? Find out the best times to travel from Buffalo 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 Buffalo to Islip?
Only Economy Class is available on flights from Buffalo to Islip.
How long is a flight from Buffalo to Islip?
A nonstop flight from Buffalo to Islip takes 00m, covering 325 miles.
Do I need a passport to fly from Buffalo 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 Buffalo 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 $267 to $1,081. That means the highest observed fare was about 4x higher than the lowest one.
How are flight prices from Buffalo to Islip looking right now?
One-way fares from Buffalo to Islip are currently lower than usual. Average one-way flight prices are about $179, which is 41% below 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 Buffalo to Islip?
Flights from Buffalo to Islip usually depart from Buffalo (BUF) and arrive at Islip Long Island (ISP).
Which airports do connecting flights from Buffalo to Islip pass through?
Most connecting flights from Buffalo to Islip pass through Baltimore/Washington (BWI), which handles 100% of one-stop traffic on this route.
Can I save money by using flexible dates for flights from Buffalo to Islip?
Yes. Flexible dates can save you up to 51% on flights from Buffalo to Islip. Saturday is the cheapest departure day at $291 round-trip on average, while Friday is the most expensive at $586, a difference of $295.

Cheaper weekend fares like these are typical of routes dominated by weekday business travel.

If your dates are flexible, aim for a Saturday departure and avoid flying on Friday. On this route, Saturday flights average $291, about $295 less than Friday fares (50% savings) based on the last 12 months.

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BUF - ISP

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Everything you should know

Cheap Flights from Buffalo to Islip (BUF-ISP)

Recent round-trip flight deals from Buffalo to Islip

Recent one-way flight deals from Buffalo to Islip

Recent last minute flight deals from Buffalo to Islip

Price, demand and travel trends for Buffalo to Islip flights

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

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

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

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

Key details for Buffalo to Islip flights

Cheapest flight

When to book flights from Buffalo to Islip

Your Buffalo to Islip flight questions, answered

Your guide to booking Buffalo to Islip flights

More options for your flight from Buffalo 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 Buffalo to Islip

Find direct flights to and from Buffalo and Islip

Flights from domestic origins to Islip

Flights to other popular destinations

Find deals for your return flight