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1,673 nonstop flights · Aug 2025 – Jul 2026 · US DOT on-time records, all US airlines

Leave before 9 am: 88% depart on time. After 4 pm it’s barely half.

Best time to leave 7–8 am 88% arrive on time from BOS
Best single flight DL 1410 BOS 06:30 → AUS 09:48 · 85% on time Avoid DL 1677 BOS 19:45 → AUS 23:10 · 62% on time

Time of day × airport

Share of this route’s flights leaving within 15 minutes, by airport and scheduled departure hour, over Aug 2025 – Jul 2026. Blank: no flights then (or fewer than 40 in the year).

6
7
8
9
10
11
12
13
14
15
16
17
18
19
BOS
89
82
89
74
78
62
40
25
82
51
61
% of this route’s flights leaving within 15 min (small number: flights in the Jun 6 – Jul 31, 2026 schedule): 85+75–8465–7455–64under 55
Austin flights leaving BOS 1–2 pm: 2Close ×
DL 1297 BOS 13:25 AUS 16:50 4h 25m 263 76% 1.5% 79 min
B6 639 BOS 13:44 AUS 17:06 4h 22m 51 58% 2.0% 60 min

Airlines on this route

Arriving within 15 minutes. Regional flights count under the airline that sells them. Pick an airline to see its flights.
JetBlue 395 75% 2.3% 62 min
Delta 996 75% 2.4% 96 min
Southwest 282 64% 1.4% 56 min

Flights, best and worst

Flights in the Jun 6 – Jul 31, 2026 schedule that ran 150+ times in the year. Times are local. Pick a flight for its history.
DL 1410 BOS 06:30 AUS 09:48 85%
DL 1297 BOS 13:25 AUS 16:50 76%
DL 1677 BOS 19:45 AUS 23:10 62%
All 7 flights on this route →

Nonstops by airline and airport

Arriving within 15 minutes, Aug 2025 – Jul 2026. Pick a row to see that airline’s flights on that airport pair.
JetBlue BOS AUS 4h 33m 75% 2.3% 395 Flying now
Delta BOS AUS 4h 25m 75% 2.4% 996 Flying now
Southwest BOS AUS 4h 30m 64% 1.4% 282 Flying now
Flying on a particular day? Pick a date above and the same ranking uses our forecast odds for each flight that day: Tomorrow.

About this data: US DOT on-time records, Aug 2025 – Jul 2026, all US airlines; regional flights count under the airline that sells them. Schedules (which flights and connections exist, and their times) are as of Jun 6 – Jul 31, 2026; seasonal flights outside that window aren’t ranked. Rebuilt monthly. JSON