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Showing Southwest only (incl. its regional partners)All airlines ×
1,485 nonstop flights · Aug 2025 – Jul 2026 · US DOT on-time records, all US airlines

Leave before 9 am: 9 in 10 depart on time. After 4 pm it’s 3 in 5.

Best time to leave 7–8 am 94% 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
94
87
83
87
77
77
66
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67
50
44
% 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 6 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 2622 HOU 05:50 ATL 08:50 2h 00m 34 94% 0.0% 24 min
WN 1947 HOU 09:45 ATL 12:48 2h 02m 50 73% 0.0% 36 min
WN 270 HOU 13:45 ATL 16:50 2h 05m 16 56% 0.0% 40 min
WN 455 HOU 17:15 ATL 20:20 2h 05m 16 50% 0.0% 62 min
WN 1948 HOU 17:50 ATL 20:55 2h 05m 33 50% 3.0% 94 min
WN 1949 HOU 22:05 ATL 01:08 2h 02m 26 58% 0.0% 66 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 ATL 1h 55m 76% 0.6% 1,485 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