Islip to Saranac Lake (ISP–SLK) — Airlines, Schedules & Connections

ISP Airport Page →
254 mi airlines charter/private
On-time Some delays Frequent delays
Connecting Flight Schedule 1 1-stop flight Verified 1mo ago
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.

Last scheduled nonstop: Jun 2026.

✦ 1-Stop connections via 1 hub
BOS Boston 4h 56m 9K → 9KB6 Boston (BOS) to Saranac Lake flights
✦ 1-STOP More options, longer trips
✧ 2-STOP Loading... Reach the hardest destinations
Islip to Saranac Lake
Connecting service available through multiple hubs.
1 Airlines 254 mi 2h 9m nonstop

ISP–SLK had nonstop service from Cape Air, last on the schedule in June 2026. There's no nonstop on it right now, so today you'd fly it with one stop. The connecting options below are sorted by layover. Nonstop, it's about 254 miles in 2h 9m.

Also explore ISP Routes SLK Routes ISP Live Flights SLK Live Flights ISP Delays
All flights from Saranac Lake (SLK) Saranac Lake to Islip flights
Carriers on this route

Airline Landscape

Carriers that operated nonstop ISP–SLK service, compared side by side.
Airline Freq/wk Aircraft Duration Dep OTP Alliance Codeshares
9K Cape Air 0 – – 67% – –
Alliance coverage
Unaffiliated: 9K (0 flights/wk, 0%)
OTP based on airport-level delay snapshots. Duration ranges reflect seasonal/directional variation.
Connections

Connection Landscape

1-stop and 2-stop options for ISP to SLK.
1-STOP
One-Stop Connections
1
Hubs
~4h
Fastest
~4h
Longest
BOS ~4h 56m
Verified with published schedule alignment and minimum connection time.
2-STOP
Two-Stop Connections
24
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 → SLK
67%
Moderate delays possible. Allow buffer time.
Departing
67%
Return
SLK → ISP
67%
Moderate delays possible. Allow buffer time.
Arriving
67%
OTP = percentage of flights arriving within 15 min of schedule. Based on airport-level delay snapshots. ISP delays →
Alternatives

Other ways to reach Saranac Lake from Islip

Nearby airports with service to Adirondack Regional Airport.
Metric ISP→SLK HPN→SLK JFK→SLK
Distance from ISP – 37 mi 37 mi
Nonstop airlines – 3 3
Weekly flights – 1 12
Flight time 2h 9m 1h 3m 2h 16m
Departure OTP 67% – –
White Plains (HPN) to Saranac Lake flights · New York (JFK) to Saranac Lake flights · Teterboro (TEB) to Saranac Lake flights
Airports within 200 miles of ISP with service to Adirondack Regional Airport.
Know before you go

Travel Essentials

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

When it's 6:00 PM in Islip, it's 6:00 PM in Saranac Lake.
Distance & Flight Time
254 mi / 409 km
Nonstop flight time is approximately 2h 9m gate to gate.
Facts

ISP–SLK Quick Facts

Key statistics for the Islip to Saranac Lake route.
Route details
Distance254 mi / 409 km
Flight time2h 9m
Time difference0 hours
Airlines (nonstop)1
1-stop connectionsAvailable
Origin: ISP
Full nameLong Island MacArthur Airport
IATA / ICAOISP / KISP
TimezoneAmerica/New_York
Passengers/yr1.4M
Elevation99 ft / 30 m
Destination: SLK
Full nameAdirondack Regional Airport
IATA / ICAOSLK / KSLK
TimezoneAmerica/New_York
Passengers/yr0.0M
Elevation1,663 ft / 507 m
FAQ

Frequently Asked Questions

Common questions about ISP to SLK flights.
Nonstop flights from Long Island MacArthur Airport to Adirondack Regional Airport take about 2h 9m gate to gate. The route covers 254 miles.
1 airline operated the nonstop from ISP to SLK: Cape Air. The last scheduled nonstop was in June 2026. There's no nonstop right now, so today you'd fly it with one stop. See the connection options above, ranked by layover.
Not right now. The last scheduled nonstop was in June 2026. You can still fly it with one stop, and the connecting options above are sorted by layover. Nonstop, the hop took about 2h 9m.
Yes, 1-stop connections are available, ranked by layover time. Common connecting points include Boston Logan.
Nearby alternatives include HPN, JFK and TEB. 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 SLK

Long Island MacArthur Airport (ISP) and Adirondack Regional Airport (SLK) had nonstop service from Cape Air, last on the schedule in June 2026. The nonstop is dormant right now, so the way to fly it today is one connection, and the options above are sorted by layover.

ISP to SLK Flight Duration and Schedule

Nonstop flight time from ISP to SLK is about 2 hours 9 minutes gate to gate. The route covers a distance of 254 miles (409 km).

Connecting Options and Alternatives

1-stop connecting options are also available, commonly via Boston Logan. Two-stop connections are also available via intermediate hubs. Nearby alternative airports include White Plains (HPN), New York (JFK) and Teterboro (TEB).