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).

BOS

% 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

Pick an hour to see this route’s flights leaving then.

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