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Not ready to book? to track prices.Southwest flights from Buffalo to Islip, New York
Our best Southwest deals on Buffalo to Islip, New York flight tickets
JetBlue flights from Buffalo to Islip, New York
Our best JetBlue deals on Buffalo to Islip, New York flight tickets
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Use the filters below to find and compare flights from Buffalo to Islip, New York that are best for you.
Fly from
Fly to
Route
Depart
Return
BuffaloIslip
BUF Buffalo - ISP Islip Long Island
BUFISP
Buffalo
Fri 11/6
4:00 pm-11:35 pm
2 stops7h 35m
Islip Long Island
Sat 11/7
12:45 pm-11:35 pm
2 stops10h 50m
BuffaloIslip
BUF Buffalo - ISP Islip Long Island
BUFISP
Buffalo
Fri 11/6
3:05 pm-11:35 pm
1 stop8h 30m
Islip Long Island
Sat 11/7
12:45 pm-11:35 pm
2 stops10h 50m
BuffaloIslip
BUF Buffalo - ISP Islip Long Island
BUFISP
Buffalo
Fri 11/6
3:05 pm-11:35 pm
1 stop8h 30m
Islip Long Island
Sat 11/7
3:30 pm-9:40 pm
1 stop6h 10m
BuffaloIslip
BUF Buffalo - ISP Islip Long Island
BUFISP
Buffalo
Thu 10/29
5:45 pm-11:40 pm
1 stop5h 55m
Islip Long Island
Thu 11/5
4:25 pm-11:25 pm
1 stop7h 00m
BuffaloIslip
BUF Buffalo - ISP Islip Long Island
BUFISP
Buffalo
Sat 10/17
6:00 am-11:55 am
1 stop5h 55m
Islip Long Island
Wed 10/21
9:40 am-3:20 pm
1 stop5h 40m
BuffaloIslip
BUF Buffalo - ISP Islip Long Island
BUFISP
Buffalo
Thu 10/29
2:20 pm-11:40 pm
2 stops9h 20m
Islip Long Island
Thu 11/5
4:25 pm-11:25 pm
1 stop7h 00m
BuffaloIslip
BUF Buffalo - ISP Islip Long Island
BUFISP
Buffalo
Sat 10/17
6:00 am-11:55 am
1 stop5h 55m
Islip Long Island
Wed 10/21
12:50 pm-10:15 pm
2 stops9h 25m
BuffaloIslip
BUF Buffalo - ISP Islip Long Island
BUFISP
Buffalo
Thu 10/29
2:20 pm-11:40 pm
2 stops9h 20m
Islip Long Island
Thu 11/5
1:35 pm-11:25 pm
2 stops9h 50m
BuffaloIslip
BUF Buffalo - ISP Islip Long Island
BUFISP
Buffalo
Fri 11/6
5:24 pm-1:38 pm
1 stop20h 14m
Islip Long Island
Mon 11/9
3:10 pm-4:34 pm
1 stop25h 24m
BuffaloIslip
BUF Buffalo - ISP Islip Long Island
BUFISP
Buffalo
Fri 11/6
5:24 pm-1:38 pm
1 stop20h 14m
Islip Long Island
Mon 11/9
3:10 pm-8:09 pm
1 stop28h 59m
See travel insights to New York from
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 and Frontier are the most popular carriers 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
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
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 5h 55m.
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 | ||
|---|---|---|---|---|---|
| PriceFrom $180 | Free Cancellation | Rating 8.0 4,213 reviews |
Traveling to a place near New York?
Book flights to New York if you plan to visit one of these locationsWhy 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.