Islip to Buffalo (ISP–BUF) — Airlines, Schedules & Connections

ISP Airport Page →
325 mi airlines charter/private
On-time Some delays Frequent delays
Connecting Flight Schedule 7 1-stop flights Verified 4mos ago
Charter / private route. No scheduled airline service — operated by charter & private aviation.
Nonstop Charter / private 1-Stop 2-Stop Hide separate tickets Hide overnight Hide codeshares
  Flight Airline AC Dep Arr Dur OTP Sched  
✈ Nonstop

No flights match your filters.

No scheduled airline flights on this route — it's flown by charter / private operators (). No nonstop flights on this route. connecting options below.

✦ 1-Stop connections via 7 hubs
BWI Baltimore 3h 15m WN → WN Baltimore (BWI) to Buffalo flights
BOS Boston 4h 24m 9K → AAB6DL Boston (BOS) to Buffalo flights
MCO Orlando 6h 10m B6F9WN → ADB6F9 Orlando (MCO) to Buffalo flights
TPA Tampa 11h 44m F9WN → WN Tampa (TPA) to Buffalo flights
FLL Fort Lauderdale 15h 56m B6 → ADB6 Fort Lauderdale (FLL) to Buffalo flights
RDU Raleigh/Durham 20h 46m MX → F9 Raleigh/Durham (RDU) to Buffalo flights
RSW Fort Myers 22h 54m MX → B6 Fort Myers (RSW) to Buffalo flights
✦ 1-STOP More options, longer trips
✧ 2-STOP Loading... Reach the hardest destinations
Islip to Buffalo
Flown by charter / private operators — no scheduled airline service.
325 mi 1h 33m nonstop

ISP–BUF has no scheduled airline service; it is flown by charter / private operators. 1-stop connecting options are also available.

Also explore Browse available seat maps ISP Routes BUF Routes ISP Live Flights BUF Live Flights ISP Delays BUF Delays
All flights from Buffalo (BUF) Buffalo to Islip flights
Connections

Connection Landscape

1-stop and 2-stop options for ISP to BUF.
1-STOP
One-Stop Connections
7
Hubs
~3h
Fastest
~22h
Longest
BWI ~3h 15m BOS ~4h 24m MCO ~6h 10m TPA ~11h 44m FLL ~15h 56m
Verified with published schedule alignment and minimum connection time.
2-STOP
Two-Stop Connections
276
Candidates
Two-stop connections loaded in the connections tab above.
Connections computed from published schedules with minimum connection time verification. Use the interactive explorer above the fold to filter by airline, tier, and layover time.
Reliability

On-Time Performance

What to expect at each end of your journey.
Outbound
ISP → BUF
75%
Generally reliable. Most flights run on time.
Departing
75%
Arriving
75%
Return
BUF → ISP
100%
Generally reliable. Most flights run on time.
Departing
100%
Arriving
100%
OTP = percentage of flights arriving within 15 min of schedule. Based on airport-level delay snapshots. ISP delays → BUF delays →
Alternatives

Other ways to reach Buffalo from Islip

Nearby airports with service to Buffalo Niagara International Airport.
Metric ISP→BUF HVN→BUF HPN→BUF
Distance from ISP – 34 mi 37 mi
Nonstop airlines – 1 5
Weekly flights – – 1
Flight time 1h 33m 0h 56m 0h 46m
Departure OTP 75% – –
New Haven (HVN) to Buffalo flights · White Plains (HPN) to Buffalo flights · New York (JFK) to Buffalo flights
Airports within 200 miles of ISP with service to Buffalo Niagara International Airport.
Know before you go

Travel Essentials

Practical planning for this route.
Time Difference
0h
Buffalo is 0 hours the same as Islip.
ISP: EDT · BUF: EDT

When it's 6:00 PM in Islip, it's 6:00 PM in Buffalo.
Distance & Flight Time
325 mi / 523 km
Nonstop flight time is approximately 1h 33m gate to gate.
Facts

ISP–BUF Quick Facts

Key statistics for the Islip to Buffalo route.
Route details
Distance325 mi / 523 km
Flight time1h 33m
Time difference0 hours
Airlines (nonstop)Charter / private
1-stop connectionsAvailable
Origin: ISP
Full nameLong Island MacArthur Airport
IATA / ICAOISP / KISP
TimezoneAmerica/New_York
Passengers/yr1.4M
Elevation99 ft / 30 m
Destination: BUF
Full nameBuffalo Niagara International Airport
IATA / ICAOBUF / KBUF
TimezoneAmerica/New_York
Passengers/yr5.0M
Elevation728 ft / 222 m
FAQ

Frequently Asked Questions

Common questions about ISP to BUF flights.
Nonstop flights from Long Island MacArthur Airport to Buffalo Niagara International Airport take about 1h 33m gate to gate. The route covers 325 miles.
Yes, 1-stop connections are available, ranked by layover time. Common connecting points include Baltimore/Washington International Thurgood Marshall, Boston Logan and Orlando.
On a single ticket, yes. Your bags are checked through to BUF and move between planes without you. On two separate tickets you collect your bags at the connecting airport and recheck them, so build in extra layover time.
Yes, return flights from BUF to ISP are available. Use the direction toggle at the top to view the return schedule.
Nearby alternatives include HVN, HPN and JFK. See the Alternatives section for a full comparison.
Click the 'Search Flights' button to check availability and prices on Google Flights. You can also compare airlines and schedules on this page to find the best option.
See the On-Time Performance section for the latest delay data at both airports. This shows departure and arrival reliability to help you plan.
Route data is updated regularly from official airline schedules. On-time performance data comes from recent airport delay snapshots.

Flights from ISP to BUF

Long Island MacArthur Airport (ISP) and Buffalo Niagara International Airport (BUF) are connected through multiple connecting hub airports.

ISP to BUF Flight Duration and Schedule

Nonstop flight time from ISP to BUF is about 1 hours 33 minutes gate to gate. The route covers a distance of 325 miles (523 km).

Connecting Options and Alternatives

1-stop connecting options are also available, commonly via Baltimore/Washington International Thurgood Marshall, Boston Logan and Orlando. Two-stop connections are also available via intermediate hubs. Nearby alternative airports include New Haven (HVN), White Plains (HPN) and New York (JFK).