Cape Air flights from Boston (BOS) to Ronkonkoma (ISP)
Find comprehensive Cape Air flight information, schedules, and booking details for direct flights from Boston (BOS), US to Ronkonkoma (ISP). Cape Air operates 3 flights daily flights on this route.• Flight Duration: 1h 26m - 1h 36m (average flight time)• Distance: 153 miles (246 km) (air miles between airports)• Daily Flights: 3 flights (scheduled departures per day)
Boston (BOS)
US
Ronkonkoma (ISP)
FLIGHT TIME
1h 26m - 1h 36m
FLIGHT DISTANCE
153 miles (246 km)
1h 26m - 1h 36m
09:29
18:19
153 miles (246 km)
November
1 (Show)
35
Cape Air Flight Schedule from Boston (BOS) to Ronkonkoma (ISP)
| Flight | Airline | Departure | Arrival | Aircraft |
|---|---|---|---|---|
9K211 |  Cape Air | 09:29 | 11:04:00 | T12 |
9K213 | Cape Air | 14:39 | 16:15:00 | T12 |
9K217 | Cape Air | 18:19 | 19:45:00 | Cessna (Light aircraft) |
Cape Air Monthly Flight Calendar
December 2025
Route Insights
Duration variability: Flight duration on this route can vary based on aircraft type, wind conditions, and airline scheduling. Average duration is 1h 26m - 1h 36m.
Pricing patterns: November typically offers lower prices due to reduced demand outside peak travel seasons.
Best departure times: Peak departure times are 9:00, 14:00, 18:00, offering more flight options and potentially better connections.
Boston - Ronkonkoma flight price statistics
$4367
ApproximateThe numbers are average prices found based on user searches for direct flights between the airports. It's calculated from the cheapest prices found per month for a round-trip with 1 adult and can vary depending on the amount of data we have for this particular route.
$5471
May$5471
Jun$5471
Jul$5464
Aug$6015
Sep$6006
Oct$520
Nov$520
DecCape Air Terminal Information
Departure Terminal at Boston (BOS):
Arrival Terminal at Ronkonkoma (ISP):
Frequently Asked Questions about Cape Air Flights
How many Cape Air flights operate from Boston (BOS) to ISP?
Cape Air operates 3 flights from Boston (BOS) to ISP.
What city does ISP airport serve?
ISP airport serves Ronkonkoma.
How long is the Cape Air flight from Boston (BOS) to ISP?
The flight duration is approximately 1h 26m - 1h 36m.
What is the distance from Boston (BOS) to ISP?
The distance is 153 miles (246 km).
What aircraft does Cape Air use on this route?
Cape Air uses T12, Cessna (Light aircraft) on this route.
What are the earliest and latest Cape Air flight departure times?
The earliest Cape Air flight departs at 09:29 and the latest departs at 18:19.
What is the cheapest month to fly Cape Air from Boston (BOS) to ISP?
November is typically the cheapest month to fly Cape Air on this route.
What is the average price for a Cape Air flight from Boston (BOS) to ISP?
The average price for a round-trip Cape Air flight on this route is approximately $4367. Prices can vary based on booking time and demand.
How many Cape Air flights operate per week on this route?
Cape Air operates approximately 35 flights per week from Boston (BOS) to ISP.