Boston (BOS) to Austin (AUS) flights
Delta Air Lines, JetBlue, Southwest Airlines fly nonstop from Boston Logan International Airport to Austin Bergstrom International Airport, with about 39 flights a week in July 2026. The 1,698-mile flight takes about 4h 28m gate to gate.
- Distance
- 1,698 mi · 2,733 km
- Flight time
- 4h 28m
- Airlines
- 3
- Seats filled
- 88%
Airlines flying BOS to AUS
| Airline | Flights a week | Aircraft | Passengers (12 months) | Flight time |
|---|---|---|---|---|
| Delta Air Lines | 20 | Airbus A220-300, Airbus A220-100, Airbus A319 | 108,229 | 4h 31m |
| JetBlue | 12 | Airbus A220-300, Airbus A320-100/200, Airbus A321 | 49,917 | 4h 27m |
| Southwest Airlines | 7 | Boeing 737 MAX 8, Boeing 737-800, Boeing 737-700 / MAX 7 | 43,238 | 4h 19m |
Airlines are the operating carrier: regional airlines such as SkyWest or Horizon often fly under a larger airline's brand.
BOS to AUS flight schedule
8 flight numbers flew this route in August 2026, 5 of them almost daily. The first usually leaves at 6:00am and the last at 6:50pm. 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 1439JetBlue | 6:00am | 9:22am | 31 | 89% |
| DL 1410Delta Air Lines | 6:20am | 9:34am | 31 | 84% |
| WN 2895Southwest Airlines | 8:40am | 11:55am | 12 | 83% |
| WN 4545Southwest Airlines | 1:10pm | 4:25pm | 8 | n/a |
| DL 1297Delta Air Lines | 1:25pm | 4:46pm | 31 | 74% |
| B6 639JetBlue | 1:44pm | 5:08pm | 31 | 60% |
| WN 1270Southwest Airlines | 2:30pm | 5:40pm | 8 | n/a |
| DL 1677Delta Air Lines | 6:50pm | 10:17pm | 26 | 62% |
Is BOS to AUS on time?
From September 2025 to August 2026, 73% of 1,713 flights arrived within 15 minutes of schedule and 2.4% were cancelled. Flights leaving around 6am were the most punctual (84%), those around 6pm the least (50%). Most delay time was caused by the airline (crew, maintenance, cleaning, fuelling) (39%).
| Airline | Flights | On time | Average delay | Cancelled |
|---|---|---|---|---|
| Delta Air Lines | 1,001 | 74% | 24 min | 2.6% |
| JetBlue | 426 | 75% | 16 min | 2.6% |
| Southwest Airlines | 286 | 66% | 19 min | 1.4% |
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 |
|---|---|---|---|
| 6am to 7am | 454 | 84% | |
| 7am to 8am | 58 | 86% | |
| 8am to 9am | 102 | 84% | |
| 10am to 11am | 35 | 74% | |
| 12pm to 1pm | 106 | 78% | |
| 1pm to 2pm | 357 | 72% | |
| 2pm to 3pm | 174 | 66% | |
| 3pm to 4pm | 45 | 48% | |
| 5pm to 6pm | 59 | 80% | |
| 6pm to 7pm | 162 | 50% | |
| 7pm to 8pm | 105 | 63% |
Flights by month
| Month | Flights | Flights, relative | Passengers |
|---|---|---|---|
| August 2025 | 140 | 17,618 | |
| September 2025 | 136 | 17,305 | |
| October 2025 | 149 | 20,087 | |
| November 2025 | 130 | 16,108 | |
| December 2025 | 122 | 15,577 | |
| January 2026 | 91 | 10,154 | |
| February 2026 | 110 | 12,161 | |
| March 2026 | 139 | 16,775 | |
| April 2026 | 140 | 17,358 | |
| May 2026 | 146 | 17,984 | |
| June 2026 | 161 | 19,448 | |
| July 2026 | 171 | 21,127 |
Related
Source: US Department of Transportation, T-100 Segment data, August 2025 to July 2026.