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Showing Southwest only (incl. its regional partners)All airlines ×
2,380 nonstop flights · Aug 2025 – Jul 2026 · US DOT on-time records, all US airlines

Leave before 9 am: 94% depart on time. After 4 pm it’s 3 in 5.

Best time to leave 5–6 am 97% arrive on time from HOU

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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HOU
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% 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 10 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 1970 HOU 05:30 DEN 06:55 2h 25m 58 98% 0.0% 20 min
WN 1971 HOU 08:15 DEN 09:45 2h 30m 58 79% 0.0% 34 min
WN 1972 HOU 10:20 DEN 11:50 2h 30m 57 81% 0.0% 62 min
WN 11 HOU 11:20 DEN 12:45 2h 25m 16 81% 0.0% 63 min
WN 3069 HOU 12:55 DEN 14:25 2h 30m 26 58% 0.0% 49 min
WN 5075 HOU 14:45 DEN 16:30 2h 45m 10 70% 0.0% 97 min
WN 1674 HOU 16:30 DEN 18:15 2h 45m 16 62% 0.0% 119 min
WN 1974 HOU 17:55 DEN 19:40 2h 45m 33 36% 0.0% 66 min
WN 4639 HOU 19:10 DEN 20:55 2h 45m 57 72% 0.0% 62 min
WN 1975 HOU 22:40 DEN 00:20 2h 35m 57 67% 0.0% 65 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 HOU DEN 2h 35m 78% 0.3% 2,380 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