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Showing Southwest only (incl. its regional partners)All airlines ×
1,358 nonstop flights · Aug 2025 – Jul 2026 · US DOT on-time records, all US airlines

Leave before 9 am: 92% depart on time. After 4 pm it’s almost half.

Best time to leave 5–6 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).

5
6
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9
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HOU
93
93
91
90
94
61
65
70
31
26
32
55
36
% 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 2013 HOU 05:50 LGA 10:15 3h 25m 57 96% 0.0% 20 min
WN 2014 HOU 11:15 LGA 15:45 3h 30m 58 59% 5.2% 67 min
WN 4392 HOU 14:40 LGA 19:10 3h 30m 26 5% 0.0% 57 min
WN 4544 HOU 14:45 LGA 19:20 3h 35m 16 50% 0.0% 71 min
WN 2190 HOU 17:25 LGA 21:55 3h 30m 57 28% 3.5% 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 LGA 3h 20m 65% 2.6% 1,358 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