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$146+ Cheap flights from Islip to Buffalo (ISP - BUF)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/31. Fares are subject to change and may not be available on all flights or dates of travel.
ISP — BUF
Jul 30 — Aug 61
From?
To?
Tue 7/30
Tue 8/6
1 adult, Economy
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Cheap flight deals from Islip to Buffalo

Discover tips and strategies to find the most affordable flight options for your journey from Islip (ISP) to Buffalo (BUF). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated July 25, 2024.

Round-trip from

$146
(mytrip.com)
From Islip Long Island to Buffalo
Search Deals

How far in advance should I book a flight from Islip, New York to Buffalo?

Find a great deal and save up to 92% by booking at least 49 days prior to your desired departure date, rather than waiting until the week of travel. According to our data, there are a number of flights available from Islip, New York to Buffalo within the next two weeks, with the cheapest ticket starting at $207.

What is the cheapest month to fly from Islip, New York to Buffalo?

The best pricing can be found in the month of January. Prices to Buffalo from Islip, New York average $211. You can even find prices in January for less than $211, as users have found deals to Buffalo from as low as $118. The month of July appears to be one of the more expensive times to travel to Buffalo from Islip, New York. Flying in the targeted month can save you up to 8%.

What is the cheapest time of day to fly from ISP to BUF?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Islip, New York to Buffalo as you normally would.

Cheap Islip to Buffalo flights in July & August 2024

Find cheap flight options from Islip to Buffalo specifically for the months of July and August 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 2,752,877 searches. Prices were last updated on July 25, 2024.
This mytrip.com deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure mytrip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/314:59 pmISP - BUF
1 stop16h 46mFrontier
Mon 9/912:05 pmBUF - ISP
1 stop24h 07mFrontier
Deal found 7/25$146
This Gotogate deal was found by Cheapflights users on 7/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/2311:09 amISP - BUF
1 stop21h 36mFrontier
Mon 8/264:36 pmBUF - ISP
1 stop19h 05mFrontier
Deal found 7/24$287
This mytrip.com deal was found by Cheapflights users on 7/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure mytrip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/2311:09 amISP - BUF
1 stop7h 22mFrontier
Fri 8/3011:41 amBUF - ISP
1 stop24h 05mFrontier
Deal found 7/24$298
This Gotogate deal was found by Cheapflights users on 7/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/2311:09 amISP - BUF
1 stop7h 22mFrontier
Thu 8/296:17 pmBUF - ISP
1 stop14h 22mFrontier
Deal found 7/24$318
This Gotogate deal was found by Cheapflights users on 7/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/314:52 pmISP - BUF
1 stop17h 48mFrontier
Thu 8/19:13 pmBUF - ISP
1 stop13h 16mFrontier
Deal found 7/24$482
This Frontier deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/2311:09 amISP - BUF
1 stop7h 22mFrontier
Sun 8/2510:35 amBUF - ISP
1 stop8h 11mFrontier
Deal found 7/25$758

Islip to Buffalo 2024 flight deals

Discover exclusive flight deals for travel between Islip and Buffalo in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 2,752,877 searches. Data last updated July 25, 2024.
This mytrip.com deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure mytrip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/314:59 pmISP - BUF
1 stop16h 46mFrontier
Mon 9/912:05 pmBUF - ISP
1 stop24h 07mFrontier
Deal found 7/25$146
This Gotogate deal was found by Cheapflights users on 7/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/139:40 amISP - BUF
1 stop26h 00mFrontier
Mon 9/1612:05 pmBUF - ISP
1 stop24h 07mFrontier
Deal found 7/24$161
This mytrip.com deal was found by Cheapflights users on 7/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure mytrip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/79:40 amISP - BUF
1 stop23h 03mFrontier
Sun 9/89:06 pmBUF - ISP
1 stop11h 34mFrontier
Deal found 7/24$162
This mytrip.com deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure mytrip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/48:58 amISP - BUF
1 stop24h 15mFrontier
Fri 9/65:22 pmBUF - ISP
1 stop15h 18mFrontier
Deal found 7/25$210
This Gotogate deal was found by Cheapflights users on 7/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/2311:09 amISP - BUF
1 stop21h 36mFrontier
Mon 8/264:36 pmBUF - ISP
1 stop19h 05mFrontier
Deal found 7/24$287
This mytrip.com deal was found by Cheapflights users on 7/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure mytrip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/2311:09 amISP - BUF
1 stop7h 22mFrontier
Fri 8/3011:41 amBUF - ISP
1 stop24h 05mFrontier
Deal found 7/24$298
This Gotogate deal was found by Cheapflights users on 7/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/2311:09 amISP - BUF
1 stop7h 22mFrontier
Thu 8/296:17 pmBUF - ISP
1 stop14h 22mFrontier
Deal found 7/24$318
This Gotogate deal was found by Cheapflights users on 7/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/314:52 pmISP - BUF
1 stop17h 48mFrontier
Thu 8/19:13 pmBUF - ISP
1 stop13h 16mFrontier
Deal found 7/24$482
This Frontier deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/2311:09 amISP - BUF
1 stop7h 22mFrontier
Sun 8/2510:35 amBUF - ISP
1 stop8h 11mFrontier
Deal found 7/25$758

Islip to Buffalo flights leaving soon

Find last-minute flight options from Islip to Buffalo for spontaneous travel. Discover available flights and compare prices based on user searches. Secure great deals and offers for spontaneous trips with quick booking options. Over the last 7 days, Cheapflights users made 2,752,877 searches. Data last updated July 25, 2024.
This Gotogate deal was found by Cheapflights users on 7/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/314:52 pmISP - BUF
1 stop17h 48mFrontier
Thu 8/19:13 pmBUF - ISP
1 stop13h 16mFrontier
Deal found 7/24$482

One-way flights to Buffalo from Islip

Search for one-way flight options from Islip to Buffalo. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 2,752,877 searches. Data last updated July 25, 2024.
This KAYAK deal was found by Cheapflights users on 7/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/1611:09 amISP - BUF
1 stop7h 22mFrontier
Deal found 7/24$249
This KAYAK deal was found by Cheapflights users on 7/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/159:39 amISP - BUF
1 stop7h 48mFrontier
Deal found 7/24$269
This mytrip.com deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure mytrip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/24:52 pmISP - BUF
1 stop18h 44mFrontier
Deal found 7/25$308

Find flights from Islip to Buffalo within your budget

Customize your flight search to find flights from Islip to Buffalo that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,752,877 searches. Data last updated July 25, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$146 - $758

Route

Depart

Return

Price

Islip Long IslandBuffalo

ISP - BUF

ISPBUF

Islip Long Island

Sat 8/31

1 stop16h 46m

Buffalo

Mon 9/9

1 stop24h 07m

$146

Islip Long IslandBuffalo

ISP - BUF

ISPBUF

Islip Long Island

Mon 8/19

1 stop21h 47m

Buffalo

Thu 8/22

1 stop22h 28m

$149

Islip Long IslandBuffalo

ISP - BUF

ISPBUF

Islip Long Island

Wed 9/4

1 stop24h 15m

Buffalo

Fri 9/6

1 stop15h 18m

$210

Islip Long IslandBuffalo

ISP - BUF

ISPBUF

Islip Long Island

Fri 8/23

1 stop21h 36m

Buffalo

Fri 8/30

1 stop24h 05m

$328

Islip Long IslandBuffalo

ISP - BUF

ISPBUF

Islip Long Island

Thu 8/22

1 stop7h 48m

Buffalo

Sun 8/25

1 stop8h 11m

$718

Islip Long IslandBuffalo

ISP - BUF

ISPBUF

Islip Long Island

Fri 8/23

1 stop7h 22m

Buffalo

Sun 8/25

1 stop8h 11m

$758

Flights are sorted by cheapest first

Deals found on 7/25

No data available for this route at this time. Please check back soon.

Best time to book a flight from Islip to Buffalo

Have a flexible travel schedule? Discover the best time to fly to Buffalo from Islip with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Temperature and rainfall in Buffalo by month

Plan your trip to Buffalo by taking into account the average temperature and rainfall totals by month.

BUF

Temperature

24.8 - 71.6 °F

If weather is an important factor for your trip to Buffalo, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 71.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 24.8 F).

Reviews of airlines servicing Buffalo

Get insights into the airlines that provide service to Buffalo. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Buffalo. Reviews last updated July 25, 2024.
Frontier
6.2
Okay
3,835 reviews

Entertainment

4.8

Overall

6.2

Food

5.1

Comfort

5.8

Boarding

6.5

Crew

7.0

Reviews

1 / 10

I'd thought there would be a complimentary drink atleast.

Frontier
6.2
Okay
3,835 reviews
Frontier
6.2
Okay
3,835 reviews

Entertainment

4.8

Overall

6.2

Food

5.1

Comfort

5.8

Boarding

6.5

Crew

7.0

Reviews

1 / 10

I'd thought there would be a complimentary drink atleast.

Related info for your journey

Find useful and relevant information for your journey from Islip to Buffalo. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • Can I find flights from Islip, New York to Buffalo for under $200 on Cheapflights?

    Yes, there are multiple flights from Islip, New York to Buffalo for under $200. The cheapest flight booked recently is on Frontier for just $146, but on average you can expect to pay $384.

  • Are there last-minute flights available from Islip, New York to Buffalo for under $500?

    There are currently 1+ open flights from Islip, New York to Buffalo within the next 7 days for less than $500.

  • What is the cheapest airline to fly from Islip, New York to Buffalo round-trip?

    Cheapflights users have booked flights from Islip, New York to Buffalo round-trip from $146.

  • What does ISP to BUF mean?

    Great question - ISP to BUF just means Islip Long Island Airport to Buffalo Airport. Now you’ll know what these unique codes when you look for flights!

  • Can I find deals for flights from Islip to Buffalo that include extra baggage allowance?

    The amount of baggage you can bring on your Islip to Buffalo flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Islip to Buffalo with specific airlines?

    Yes, Cheapflights allows you to browse and filter Islip to Buffalo flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

  • Can I find deals for flights from Islip to Buffalo that include hotel bookings?

    Yes. In addition to deals on Islip to Buffalo flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Islip to Buffalo?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Islip to Buffalo.

  • Can I find deals for business class flights from Islip to Buffalo?

    Yes. Cheapflights offers flight deals from Islip to Buffalo by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • Can I find deals for flights from Islip to Buffalo that allow pets onboard?

    Many airlines flying from Islip to Buffalo offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Islip to Buffalo?

    Yes, you can often find last-minute deals on Islip to Buffalo flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Islip, New York to Buffalo flight deals updated?

    The Islip, New York to Buffalo flight deals you see on this page were last updated on 7/25.

  • What is the cheapest month to book a flight from Islip, New York to Buffalo?

    Currently, January is the cheapest month in which you can book a flight from Islip, New York to Buffalo (average of $256). Flying from Islip, New York to Buffalo in July is currently the most expensive (average of $323). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for Islip to Buffalo
See prices for flight routes from nearby airports that may be better suited for you.

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Top airline flying from Islip to Buffalo

Discover the top airline that operate flights from Islip to Buffalo. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,752,877 searches. Data last updated July 25, 2024.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$117Average$291FlexibilityNo cancel feeOn-time62%
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Search flights from Islip to Buffalo by cabin class

Find flights from Islip to Buffalo, based on your preferred cabin class, be it economy, premium economy, business, or first class.
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