New York (JFK) to Nantucket (ACK) flights
JetBlue, Republic Airline fly nonstop from John F. Kennedy International Airport to Nantucket Memorial Airport, with about 15 flights a week in July 2026. The 199-mile flight takes about 1h 13m gate to gate.
- Distance
- 199 mi · 320 km
- Flight time
- 1h 13m
- Airlines
- 2
- Seats filled
- 67%
Airlines flying JFK to ACK
| Airline | Flights a week | Aircraft | Passengers (12 months) | Flight time |
|---|---|---|---|---|
| JetBlue | 9 | Airbus A220-300 | 16,000 | 1h 14m |
| Republic Airline | 6 | Embraer E175 | 5,848 | 1h 10m |
Airlines are the operating carrier: regional airlines such as SkyWest or Horizon often fly under a larger airline's brand.
JFK to ACK flight schedule
3 flight numbers flew this route in August 2026, 3 of them almost daily. The first usually leaves at 9:45am and the last at 2:05pm. Times are local and can change; check with the airline before you book.
| Flight | Departs | Arrives | Days flown in August 2026 | On time (12 months) |
|---|---|---|---|---|
| B6 2091JetBlue | 9:45am | 11:12am | 31 | 80% |
| DL 5804Delta Air Lines · operated by Republic Airline | 1:10pm | 2:41pm | 31 | 85% |
| B6 2291JetBlue | 2:05pm | 3:24pm | 23 | 59% |
Is JFK to ACK on time?
From September 2025 to August 2026, 77% of 301 flights arrived within 15 minutes of schedule and 11% were cancelled. Flights leaving around 1pm were the most punctual (85%), those around 2pm the least (50%). Most delay time was caused by late-arriving aircraft (51%).
| Airline | Flights | On time | Average delay | Cancelled |
|---|---|---|---|---|
| JetBlue | 191 | 73% | 15 min | 12.6% |
| Delta Air Lines | 110 | 85% | 15 min | 8.2% |
Airlines as sold: flights operated by regional partners count under the airline on the ticket. Average delay is across all completed flights, early arrivals counted as zero.
On-time arrivals by departure time
| Scheduled departure | Flights | On time, relative | On time |
|---|---|---|---|
| 9am to 10am | 109 | 79% | |
| 12pm to 1pm | 25 | 80% | |
| 1pm to 2pm | 118 | 85% | |
| 2pm to 3pm | 44 | 50% |
Flights by month
| Month | Flights | Flights, relative | Passengers |
|---|---|---|---|
| August 2025 | 85 | 6,728 | |
| September 2025 | 39 | 2,884 | |
| October 2025 | 13 | 1,046 | |
| May 2026 | 13 | 856 | |
| June 2026 | 62 | 4,514 | |
| July 2026 | 67 | 5,820 |
Related
Source: US Department of Transportation, T-100 Segment data, August 2025 to July 2026.