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2,934 nonstop flights · Aug 2025 – Jul 2026 · US DOT on-time records, all US airlines

Leave before 9 am: 87% depart on time. After 4 pm it’s barely half.

Best time to leave 5–6 am 91% arrive on time from BOS
Best single flight B6 1807 BOS 10:28 → BNA 12:17 · 88% 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).

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BOS
93
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57
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53
% 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 874 74% 2.5% 64 min
Delta (incl. Republic) 1,036 73% 2.6% 79 min
Southwest 999 66% 1.2% 62 min
American 2 – 0.0% –
Spirit 23 – 4.3% 126 min

Dimmed: fewer than 150 flights in the year, too few to rank.

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.
B6 1807 BOS 10:28 BNA 12:17 88%

All 12 flights in the current schedule

Every flight that flew in the Jun 6 – Jul 31, 2026 schedule, with its record over Aug 2025 – Jul 2026. Times are local. Click a column to sort.
B6 1207 BOS 06:00 BNA 07:50 2h 50m 50 90% 4.0% 55 min
DL 2141 BOS 08:30 BNA 10:17 2h 51m 58 79% 3.4% 82 min
DL 5842flown by Republic BOS 08:30 BNA 10:31 2h 58m 13 77% 0.0% 77 min
DL 1020 BOS 08:31 BNA 10:24 2h 53m 31 77% 0.0% 74 min
WN 724 BOS 09:05 BNA 10:45 2h 40m 57 84% 0.0% 43 min
B6 1807 BOS 10:28 BNA 12:17 2h 49m 158 88% 3.2% 77 min
WN 725 BOS 14:20 BNA 15:58 2h 40m 50 41% 2.0% 45 min
DL 2677 BOS 14:46 BNA 16:39 2h 53m 95 76% 1.1% 65 min
B6 507 BOS 17:05 BNA 19:01 2h 56m 147 57% 4.1% 57 min
DL 2586 BOS 19:20 BNA 21:19 3h 00m 85 60% 3.5% 96 min
WN 2338 BOS 20:00 BNA 21:45 2h 45m 57 30% 0.0% 76 min
B6 907 BOS 20:30 BNA 22:18 2h 48m 59 80% 0.0% 56 min

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 BNA 2h 56m 74% 2.5% 874 Flying now
Delta BOS BNA 3h 00m 73% 2.6% 1,036 Flying now
Southwest BOS BNA 2h 50m 66% 1.2% 999 Flying now
American BOS BNA – 100%few flights 0.0% 2 Not flying now
Spirit BOS BNA 2h 47m 86%few flights 4.3% 23 Not 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