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

1,677 nonstop flights · Aug 2025 – Jul 2026 · US DOT on-time records, all US airlines

Leave before 9 am: 95% depart on time. After 4 pm it’s barely half.

Best time to leave 6–7 am 95% arrive on time from DCA

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).

DCA

% 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 1425	DCA 06:10	BNA 07:00	1h 50m	56	87%	1.8%	84 min
WN 1426	DCA 10:35	BNA 11:30	1h 55m	49	82%	0.0%	37 min
WN 1427	DCA 13:00	BNA 13:50	1h 50m	41	56%	4.9%	45 min
WN 1900	DCA 16:10	BNA 17:10	2h 00m	42	46%	4.8%	67 min
WN 1428	DCA 19:30	BNA 20:30	2h 00m	50	46%	18.0%	70 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	DCA	BNA	2h 00m	76%	2.0%	1,677	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