Boston (BOS) to Buffalo (BUF) flights
JetBlue, Republic Airline, Envoy Air fly nonstop from Boston Logan International Airport to Buffalo Niagara International Airport, with about 39 flights a week in July 2026. The 395-mile flight takes about 1h 32m gate to gate.
- Distance
- 395 mi · 636 km
- Flight time
- 1h 32m
- Airlines
- 3
- Seats filled
- 70%
Airlines flying BOS to BUF
| Airline | Flights a week | Aircraft | Passengers (12 months) | Flight time |
|---|---|---|---|---|
| JetBlue | 20 | Airbus A220-300, Airbus A320-100/200, Embraer E190 | 86,877 | 1h 31m |
| Republic Airline | 18 | Embraer E175 | 15,251 | 1h 36m |
| Envoy Air | 1 | Embraer E175 | 3,833 | 1h 36m |
Airlines are the operating carrier: regional airlines such as SkyWest or Horizon often fly under a larger airline's brand.
BOS to BUF flight schedule
9 flight numbers flew this route in August 2026, 6 of them almost daily. The first usually leaves at 8:04am and the last at 10:10pm. 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 2115JetBlue | 8:04am | 9:37am | 31 | 79% |
| AA 4666American Airlines · operated by Republic Airline | 8:09am | 9:55am | 23 | 95% |
| AA 4643American Airlines · operated by Republic Airline | 9:00am | 10:46am | 4 | n/a |
| AA 3401American Airlines · operated by Envoy Air | 2:02pm | 3:47pm | 4 | n/a |
| AA 4681American Airlines · operated by Republic Airline | 2:20pm | 4:06pm | 20 | 85% |
| B6 1115JetBlue | 4:39pm | 6:15pm | 31 | 62% |
| AA 4439American Airlines · operated by Republic Airline | 8:00pm | 9:48pm | 27 | 63% |
| AA 4616American Airlines · operated by Republic Airline | 8:05pm | 9:55pm | 4 | 73% |
| B6 715JetBlue | 10:10pm | 11:43pm | 31 | 63% |
Is BOS to BUF on time?
From September 2025 to August 2026, 73% of 1,349 flights arrived within 15 minutes of schedule and 3.6% were cancelled. Flights leaving around 11am were the most punctual (87%), those around 5pm the least (51%). Most delay time was caused by late-arriving aircraft (66%).
| Airline | Flights | On time | Average delay | Cancelled |
|---|---|---|---|---|
| JetBlue | 887 | 68% | 25 min | 3.9% |
| American Airlines | 462 | 83% | 13 min | 2.8% |
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 |
|---|---|---|---|
| 7am to 8am | 60 | 92% | |
| 8am to 9am | 171 | 83% | |
| 9am to 10am | 111 | 81% | |
| 10am to 11am | 41 | 78% | |
| 11am to 12pm | 102 | 87% | |
| 12pm to 1pm | 59 | 84% | |
| 1pm to 2pm | 63 | 87% | |
| 2pm to 3pm | 59 | 90% | |
| 3pm to 4pm | 84 | 74% | |
| 4pm to 5pm | 66 | 65% | |
| 5pm to 6pm | 129 | 51% | |
| 6pm to 7pm | 40 | 63% | |
| 7pm to 8pm | 130 | 58% | |
| 8pm to 9pm | 143 | 69% | |
| 10pm to 11pm | 81 | 56% |
Flights by month
| Month | Flights | Flights, relative | Passengers |
|---|---|---|---|
| August 2025 | 123 | 10,644 | |
| September 2025 | 86 | 9,541 | |
| October 2025 | 104 | 11,439 | |
| November 2025 | 84 | 7,957 | |
| December 2025 | 66 | 7,287 | |
| January 2026 | 45 | 4,064 | |
| February 2026 | 35 | 3,743 | |
| March 2026 | 110 | 8,282 | |
| April 2026 | 105 | 7,675 | |
| May 2026 | 165 | 10,217 | |
| June 2026 | 164 | 11,216 | |
| July 2026 | 171 | 13,896 |
Related
Source: US Department of Transportation, T-100 Segment data, August 2025 to July 2026.