Nantucket (ACK) to Boston (BOS) flights
Cape Air, JetBlue, Republic Airline fly nonstop from Nantucket Memorial Airport to Boston Logan International Airport, with about 116 flights a week in July 2026. The 91-mile flight takes about 35m gate to gate.
- Distance
- 91 mi · 146 km
- Flight time
- 35m
- Airlines
- 3
- Seats filled
- 56%
Airlines flying ACK to BOS
| Airline | Flights a week | Aircraft | Passengers (12 months) | Flight time |
|---|---|---|---|---|
| Cape Air | 97 | Cessna C-402/402A/402B | 20,089 | 34m |
| JetBlue | 12 | Airbus A220-300, Embraer E190 | 15,406 | 52m |
| Republic Airline | 7 | Embraer E175 | 2,183 | 54m |
Airlines are the operating carrier: regional airlines such as SkyWest or Horizon often fly under a larger airline's brand.
ACK to BOS flight schedule
4 flight numbers flew this route in August 2026, 3 of them almost daily. The first usually leaves at 11:17am and the last at 6:02pm. 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) |
|---|---|---|---|---|
| AA 4479American Airlines · operated by Republic Airline | 11:17am | 12:31pm | 27 | 100% |
| AA 4708American Airlines · operated by Republic Airline | 11:19am | 12:31pm | 4 | 88% |
| B6 1151JetBlue | 3:33pm | 4:26pm | 31 | 62% |
| B6 1351JetBlue | 6:02pm | 6:56pm | 31 | 61% |
Is ACK to BOS on time?
From September 2025 to August 2026, 69% of 315 flights arrived within 15 minutes of schedule and 4.1% were cancelled. Flights leaving around 10am were the most punctual (94%), those around 5pm the least (42%). Most delay time was caused by late-arriving aircraft (51%).
| Airline | Flights | On time | Average delay | Cancelled |
|---|---|---|---|---|
| JetBlue | 240 | 62% | 31 min | 5.4% |
| American Airlines | 75 | 92% | 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 |
|---|---|---|---|
| 10am to 11am | 50 | 94% | |
| 11am to 12pm | 71 | 89% | |
| 3pm to 4pm | 61 | 58% | |
| 5pm to 6pm | 41 | 42% | |
| 6pm to 7pm | 84 | 60% |
Flights by month
| Month | Flights | Flights, relative | Passengers |
|---|---|---|---|
| August 2025 | 561 | 6,871 | |
| September 2025 | 544 | 5,466 | |
| October 2025 | 339 | 3,466 | |
| November 2025 | 237 | 1,037 | |
| December 2025 | 275 | 1,400 | |
| January 2026 | 167 | 698 | |
| February 2026 | 144 | 633 | |
| March 2026 | 188 | 825 | |
| April 2026 | 263 | 1,340 | |
| May 2026 | 391 | 2,808 | |
| June 2026 | 427 | 5,305 | |
| July 2026 | 515 | 7,829 |
Related
Source: US Department of Transportation, T-100 Segment data, August 2025 to July 2026.