Showing Southwest only (incl. its regional partners)All airlines ×

1,040 nonstop flights · Aug 2025 – Jul 2026 · US DOT on-time records, all US airlines

Leave before 9 am: almost all depart on time. After 4 pm it’s 7 in 10.

Best time to leave 6–7 am 96% arrive on time from CMH

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).

CMH

% 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.

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.

No Southwest flight on this route ran 150+ times in the year.

All 5 Southwest 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.


WN 4477	CMH 06:50	BNA 07:10	1h 20m	58	97%	0.0%	26 min
WN 4297	CMH 13:00	BNA 13:20	1h 20m	57	77%	0.0%	39 min
WN 5058	CMH 17:45	BNA 18:05	1h 20m	26	77%	0.0%	48 min
WN 2839	CMH 20:20	BNA 20:40	1h 20m	16	69%	0.0%	84 min
WN 816	CMH 21:25	BNA 21:48	1h 22m	26	81%	0.0%	50 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.


Southwest	CMH	BNA	1h 25m	84%	0.7%	1,040	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