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Cheap flights from Islip to Buffalo (ISP - BUF) from $209

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 7/10. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
ISP — BUF
Jun 4 — Jun 111
From?
To?
Tue 6/4
Tue 6/11
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 May 30, 2024.

Round-trip from

$256

One-way from

$209
From Islip Long Island to Buffalo
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One-way flight from Islip Long Island to Buffalo
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What is the cheapest day to fly round-trip from Islip, New York to Buffalo?

Users have found that flying from Islip, New York to Buffalo on a Thursday typically leans towards higher prices. However, this doesn’t mean you still can’t find a deal. Flexibility with other aspects of your flight can still land a great price for your trip.

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 $218.

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 $117. 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?

It’s typically best to fly out from Islip, New York to Buffalo at noon. Doing so could potentially save you 46% on the flight price compared to flying in the afternoon, which is usually more expensive.

Cheap Frontier flights from Islip to Buffalo

Explore cheap flight options specifically provided by Frontier for the route between Islip and Buffalo. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,784,634 searches. Data last updated May 30, 2024.
Fri 8/94:52 pmISP - BUF
1 stop16h 04mFrontier
Mon 8/199:19 pmBUF - ISP
1 stop11h 07mFrontier
Deal found 5/30$281
Fri 8/94:52 pmISP - BUF
1 stop16h 04mFrontier
Mon 8/199:19 pmBUF - ISP
1 stop11h 07mFrontier
Deal found 5/29$283
Mon 8/1910:00 amISP - BUF
1 stop10h 19mFrontier
Thu 8/229:19 pmBUF - ISP
1 stop11h 07mFrontier
Deal found 5/29$314
Fri 8/94:52 pmISP - BUF
1 stop16h 04mFrontier
Sun 8/119:06 pmBUF - ISP
1 stop13h 23mFrontier
Deal found 5/29$321
Wed 7/34:46 pmISP - BUF
1 stop26h 07mFrontier
Sat 7/612:36 pmBUF - ISP
1 stop19h 22mFrontier
Deal found 5/29$334
Thu 9/510:00 amISP - BUF
1 stop10h 19mFrontier
Sat 9/79:19 pmBUF - ISP
1 stop11h 07mFrontier
Deal found 5/28$344
Wed 8/74:52 pmISP - BUF
1 stop17h 48mFrontier
Sat 8/109:56 amBUF - ISP
1 stop22h 02mFrontier
Deal found 5/30$346
Sat 8/34:59 pmISP - BUF
1 stop17h 47mFrontier
Tue 8/65:54 pmBUF - ISP
1 stop14h 04mFrontier
Deal found 5/29$396
Fri 6/214:46 pmISP - BUF
1 stop27h 31mFrontier
Fri 6/287:25 pmBUF - ISP
2 stops15h 04mFrontier
Deal found 5/30$403

Cheap Islip to Buffalo flights in May & June 2024

Find cheap flight options from Islip to Buffalo specifically for the months of May and June 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 2,784,634 searches. Prices were last updated on May 30, 2024.
Fri 6/214:46 pmISP - BUF
1 stop27h 31mFrontier
Fri 6/287:25 pmBUF - ISP
2 stops15h 04mFrontier
Deal found 5/30$403
Sat 6/84:46 pmISP - BUF
1 stop26h 06mFrontier
Tue 6/115:01 pmBUF - ISP
1 stop14h 39mFrontier
Deal found 5/30$818
Fri 6/74:46 pmISP - BUF
1 stop27h 31mFrontier
Sun 6/97:54 pmBUF - ISP
1 stop11h 46mFrontier
Deal found 5/30$819
Sun 6/210:27 pmISP - BUF
1 stop9h 20mFrontier
Tue 6/48:40 pmBUF - ISP
1 stop11h 00mFrontier
Deal found 5/29$1,158
Fri 5/314:49 pmISP - BUF
1 stop27h 22mFrontier
Sun 6/24:29 pmBUF - ISP
1 stop15h 44mFrontier
Deal found 5/29$1,168

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 2,784,634 searches. Data last updated May 30, 2024.
Fri 8/94:52 pmISP - BUF
1 stop16h 04mFrontier
Mon 8/199:19 pmBUF - ISP
1 stop11h 07mFrontier
Deal found 5/30$281
Fri 8/94:52 pmISP - BUF
1 stop16h 04mFrontier
Mon 8/199:19 pmBUF - ISP
1 stop11h 07mFrontier
Deal found 5/29$283
Mon 8/1910:00 amISP - BUF
1 stop10h 19mFrontier
Thu 8/229:19 pmBUF - ISP
1 stop11h 07mFrontier
Deal found 5/29$314
Fri 8/94:52 pmISP - BUF
1 stop16h 04mFrontier
Sun 8/119:06 pmBUF - ISP
1 stop13h 23mFrontier
Deal found 5/29$321
Wed 7/34:46 pmISP - BUF
1 stop26h 07mFrontier
Sat 7/612:36 pmBUF - ISP
1 stop19h 22mFrontier
Deal found 5/29$334
Thu 9/510:00 amISP - BUF
1 stop10h 19mFrontier
Sat 9/79:19 pmBUF - ISP
1 stop11h 07mFrontier
Deal found 5/28$344
Wed 8/74:52 pmISP - BUF
1 stop17h 48mFrontier
Sat 8/109:56 amBUF - ISP
1 stop22h 02mFrontier
Deal found 5/30$346
Sat 8/34:59 pmISP - BUF
1 stop17h 47mFrontier
Tue 8/65:54 pmBUF - ISP
1 stop14h 04mFrontier
Deal found 5/29$396
Fri 6/214:46 pmISP - BUF
1 stop27h 31mFrontier
Fri 6/287:25 pmBUF - ISP
2 stops15h 04mFrontier
Deal found 5/30$403

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 2,784,634 searches. Data last updated May 30, 2024.
Sat 6/84:46 pmISP - BUF
1 stop26h 06mFrontier
Tue 6/115:01 pmBUF - ISP
1 stop14h 39mFrontier
Deal found 5/30$818
Fri 6/74:46 pmISP - BUF
1 stop27h 31mFrontier
Sun 6/97:54 pmBUF - ISP
1 stop11h 46mFrontier
Deal found 5/30$819

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 2,784,634 searches. Data last updated May 30, 2024.
Wed 7/104:52 pmISP - BUF
1 stop17h 48mFrontier
Deal found 5/29$209
Sat 8/34:59 pmISP - BUF
1 stop17h 47mFrontier
Deal found 5/29$213
Wed 6/264:46 pmISP - BUF
1 stop26h 07mFrontier
Deal found 5/29$311

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 2,784,634 searches. Data last updated May 30, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$281 - $403

Route

Depart

Return

Price

Islip Long IslandBuffalo

ISP - BUF

ISPBUF

Islip Long Island

Fri 8/9

1 stop16h 04m

Buffalo

Mon 8/19

1 stop11h 07m

$281

Islip Long IslandBuffalo

ISP - BUF

ISPBUF

Islip Long Island

Fri 8/9

1 stop16h 04m

Buffalo

Mon 8/19

1 stop11h 07m

$283

Islip Long IslandBuffalo

ISP - BUF

ISPBUF

Islip Long Island

Mon 8/19

1 stop10h 19m

Buffalo

Thu 8/22

1 stop11h 07m

$314

Islip Long IslandBuffalo

ISP - BUF

ISPBUF

Islip Long Island

Fri 8/9

1 stop16h 04m

Buffalo

Sun 8/11

1 stop13h 23m

$321

Islip Long IslandBuffalo

ISP - BUF

ISPBUF

Islip Long Island

Wed 7/3

1 stop26h 07m

Buffalo

Sat 7/6

1 stop19h 22m

$334

Islip Long IslandBuffalo

ISP - BUF

ISPBUF

Islip Long Island

Thu 9/5

1 stop10h 19m

Buffalo

Sat 9/7

1 stop11h 07m

$344

Islip Long IslandBuffalo

ISP - BUF

ISPBUF

Islip Long Island

Wed 8/7

1 stop17h 48m

Buffalo

Sat 8/10

1 stop22h 02m

$346

Islip Long IslandBuffalo

ISP - BUF

ISPBUF

Islip Long Island

Sat 8/3

1 stop17h 47m

Buffalo

Tue 8/6

1 stop14h 04m

$396

Islip Long IslandBuffalo

ISP - BUF

ISPBUF

Islip Long Island

Fri 6/21

1 stop27h 31m

Buffalo

Fri 6/28

2 stops15h 04m

$403

Flights are sorted by cheapest first

Deals found on 5/30

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

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 May 30, 2024.
Frontier
6.3
Okay
4,016 reviews
Check prices

Comfort

5.8

Entertainment

4.9

Food

5.1

Boarding

6.6

Crew

7.1

Overall

6.3

Reviews

1 / 10

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

Frontier
6.3
Okay
4,016 reviews
Frontier
6.3
Okay
4,016 reviews
Check prices

Comfort

5.8

Entertainment

4.9

Food

5.1

Boarding

6.6

Crew

7.1

Overall

6.3

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 $300 on Cheapflights?

    Yes, there are multiple flights from Islip, New York to Buffalo for under $300. The cheapest flight booked recently is on Frontier for just $281, but on average you can expect to pay $335.

  • Are there last-minute flights available from Islip, New York to Buffalo for under $900?

    There are currently 2+ open flights from Islip, New York to Buffalo within the next 7 days for less than $900.

  • 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 $281.

  • 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 5/30.

  • 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 $359). 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 2,784,634 searches. Data last updated May 30, 2024.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$119Average$324FlexibilityNo cancel feeOn-time62%
Search Frontier flights
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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.
First Class
Business Class
Prem Econ Class
Economy Class

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Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Islip to Buffalo?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Islip to Buffalo. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from Islip to Buffalo?

Millions of users choose and trust Cheapflights to book the best flight deals from Islip to Buffalo for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Can Cheapflights find flights from Islip to Buffalo with no change fees?

Certainly. Search results for flights to Buffalo from Islip shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from Islip to Buffalo become cheaper?

Not ready to book yet? You can track prices for flights from Islip to Buffalo on Cheapflights with our Price Alert feature and get notified when better prices are available.

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