Boston (BOS) to Nantucket (ACK) flights
Cape Air, JetBlue, Republic Airline fly nonstop from Boston Logan International Airport to Nantucket Memorial Airport, with about 123 flights a week in July 2026. The 91-mile flight takes about 34m gate to gate.
- Distance
- 91 mi · 146 km
- Flight time
- 34m
- Airlines
- 3
- Seats filled
- 57%
Airlines flying BOS to ACK
| Airline | Flights a week | Aircraft | Passengers (12 months) | Flight time |
|---|---|---|---|---|
| Cape Air | 103 | Cessna C-402/402A/402B | 19,851 | 33m |
| JetBlue | 13 | Airbus A220-300, Embraer E190 | 17,234 | 48m |
| Republic Airline | 7 | Embraer E175 | 1,619 | 1h 6m |
Airlines are the operating carrier: regional airlines such as SkyWest or Horizon often fly under a larger airline's brand.
BOS to ACK flight schedule
3 flight numbers flew this route in August 2026, 3 of them almost daily. The first usually leaves at 9:30am and the last at 12:12pm. 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 2352JetBlue | 9:30am | 10:22am | 31 | 81% |
| AA 4343American Airlines · operated by Republic Airline | 9:34am | 10:47am | 27 | 89% |
| B6 1352JetBlue | 12:12pm | 1:03pm | 31 | 79% |
Is BOS to ACK on time?
From September 2025 to August 2026, 81% of 315 flights arrived within 15 minutes of schedule and 2.5% were cancelled. Flights leaving around 11am were the most punctual (95%), those around 12pm the least (76%). Most delay time was caused by late-arriving aircraft (47%).
| Airline | Flights | On time | Average delay | Cancelled |
|---|---|---|---|---|
| JetBlue | 240 | 79% | 16 min | 3.3% |
| American Airlines | 75 | 84% | 6 min | 0% |
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 |
|---|---|---|---|
| 8am to 9am | 15 | 100% | |
| 9am to 10am | 144 | 82% | |
| 11am to 12pm | 20 | 95% | |
| 12pm to 1pm | 131 | 76% |
Flights by month
| Month | Flights | Flights, relative | Passengers |
|---|---|---|---|
| August 2025 | 558 | 6,832 | |
| September 2025 | 529 | 5,129 | |
| October 2025 | 339 | 3,183 | |
| November 2025 | 232 | 1,100 | |
| December 2025 | 265 | 1,221 | |
| January 2026 | 174 | 710 | |
| February 2026 | 136 | 615 | |
| March 2026 | 183 | 914 | |
| April 2026 | 262 | 1,418 | |
| May 2026 | 400 | 3,234 | |
| June 2026 | 453 | 6,133 | |
| July 2026 | 545 | 8,215 |
Related
Source: US Department of Transportation, T-100 Segment data, August 2025 to July 2026.