Cheap flights from Buffalo to Islip (BUF - ISP) from $131

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 8/19. 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.
BUF — ISP
May 27 — Jun 31

Cheap flight deals from Buffalo to Islip

Discover tips and strategies to find the most affordable flight options for your journey from Buffalo (BUF) to Islip (ISP). 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 22, 2024.

Round-trip from

$214

One-way from

$131
From Buffalo to Islip Long Island
One-way flight from Buffalo to Islip Long Island

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

Travelers have found it’s best to book a flight 24 days in advance to save up to 76% compared to booking the same week of travel. As your travel date approaches, the cost of this flight route may potentially increase. While opting to book 24 days out may not be an option for all, there are still additional ways to secure a deal in the near future. You might find a flight from Buffalo to Islip, New York 1-2 weeks in advance for as low as $216, or $276 for flights within the next 24 hours.

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

September is one of the best times of the year to fly to Islip, New York from Buffalo. Prices for September average $202 per person but you can even find prices for as low as $69. The most expensive prices can be found in the month of March. Opting for a September flight can save you 11% on your journey compared to booking in March

When is the cheapest time to fly from Buffalo to Islip, New York (BUF - ISP)?

When flying from Buffalo to Islip, New York, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Buffalo to Islip 2024 flight deals

Discover exclusive flight deals for travel between Buffalo and Islip in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 2,730,072 searches. Data last updated May 22, 2024.
Mon 8/199:19 pmBUF - ISP
1 stop11h 07mFrontier
Wed 8/2110:00 amISP - BUF
1 stop10h 19mFrontier
Deal found 5/21$314
Thu 12/511:45 amBUF - ISP
1 stop9h 00mFrontier
Mon 12/910:00 amISP - BUF
1 stop10h 19mFrontier
Deal found 5/21$658

One-way flights to Islip from Buffalo

Search for one-way flight options from Buffalo to Islip. 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 2,730,072 searches. Data last updated May 22, 2024.
Mon 8/199:19 pmBUF - ISP
1 stop11h 07mFrontier
Deal found 5/21$131

Find flights from Buffalo to Islip within your budget

Customize your flight search to find flights from Buffalo to Islip 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 2,730,072 searches. Data last updated May 22, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$314 - $314

Route

Depart

Return

Price

BuffaloIslip Long Island

BUF - ISP

BUFISP

Buffalo

Mon 8/19

1 stop11h 07m

Islip Long Island

Wed 8/21

1 stop10h 19m

$314

Flights are sorted by cheapest first

Deals found on 5/21

When is the cheapest time to fly from Buffalo to Islip, New York?

Use this chart to determine the cheapest time to fly round-trip from Buffalo to Islip. Price data was last updated on May 19, 2024.
Morning
Noon
Afternoon
Evening
All times are departure.
Travelers seeking maximum savings on their Buffalo to Islip, New York flight should consider departing on Tuesday afternoons when fares are most often at their lowest. Tuesday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.
Search Deals

Best time to book a flight from Buffalo to Islip

Have a flexible travel schedule? Discover the best time to fly to Islip from Buffalo 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 Islip by month

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

NYC

Temperature

33.8 - 77 °F

Reviews of airlines servicing Islip

Get insights into the airlines that provide service to Islip. 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 Islip. Reviews last updated May 22, 2024.
6.3
Okay
4,046 reviews

Crew

7.1

Comfort

5.8

Boarding

6.6

Food

5.2

Entertainment

4.9

Overall

6.3

Reviews

1 / 10

Inexpensive flight, and everything is an extra charge, so okay, fair deal!

6.3
Okay
4,046 reviews
6.3
Okay
4,046 reviews

Crew

7.1

Comfort

5.8

Boarding

6.6

Food

5.2

Entertainment

4.9

Overall

6.3

Reviews

1 / 10

Inexpensive flight, and everything is an extra charge, so okay, fair deal!

Related info for your journey

Find useful and relevant information for your journey from Buffalo to Islip. 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 Buffalo to Islip, New York for under $400 on Cheapflights?

    Yes, there are multiple flights from Buffalo to Islip, New York for under $400. The cheapest flight booked recently is on Frontier for just $314, but on average you can expect to pay $314.

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

    Frontier, at $314, was found to be the cheapest airline from Buffalo to Islip, New York..

  • What does BUF to ISP mean?

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

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

    The amount of baggage you can bring on your Buffalo to Islip 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 Buffalo to Islip with specific airlines?

    Yes, Cheapflights allows you to browse and filter Buffalo to Islip 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 Buffalo to Islip that include hotel bookings?

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

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

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

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

    Yes. Cheapflights offers flight deals from Buffalo to Islip 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 Buffalo to Islip that allow pets onboard?

    Many airlines flying from Buffalo to Islip 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 Buffalo to Islip?

    Yes, you can often find last-minute deals on Buffalo to Islip 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 Buffalo to Islip, New York flight deals updated?

    The Buffalo to Islip, New York flight deals you see on this page were last updated on 5/21.

  • When is the best time to book a flight from Buffalo to Islip, New York?

    Currently, December is the cheapest month in which you can book a flight from Buffalo to Islip, New York (average of $78). Flying from Buffalo to Islip, New York in February is currently the most expensive (average of $151). 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 Buffalo to Islip
See prices for flight routes from nearby airports that may be better suited for you.

Search flights from Buffalo to Islip by cabin class

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

Weekly flight availability from Buffalo to Islip

Explore weekly flight availability from Buffalo to Islip. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated May 22, 2024.
Sunday0daily flights
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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 Buffalo to Islip?

Deals for Buffalo to Islip flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

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

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Buffalo to Islip.

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

Yes, we can. To see specific flights from Buffalo to Islip with no change fees, users can toggle flexible booking options after using the search form above to find flights.

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

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Islip from Buffalo today and book when prices fit your budget.

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