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

Leave before 9 am from Miami: almost all depart on time. After 4 pm it’s 2 in 5.

Best time to leave 7–8 am 96% arrive on time from MIA, 95% arrive on time from FLL
Best airport pair FLL → DAL 73% on time, 1.8% cancelled, 547 flights

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
7
8
9
10
11
12
13
14
15
16
17
18
MIA
98
95
67
47
34
FLL
93
97
93
76
60
32
38
% 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 4 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 3161 FLL 10:55 DAL 12:50 2h 55m 16 94% 0.0% 34 min
WN 4819 FLL 13:00 DAL 14:50 2h 50m 26 28% 0.0% 35 min
WN 1355 MIA 15:05 DAL 17:05 3h 00m 16 44% 0.0% 51 min
WN 1374 MIA 17:00 DAL 19:00 3h 00m 26 54% 0.0% 51 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 FLL DAL 3h 10m 73% 1.8% 547 Flying now
Southwest MIA DAL 3h 10m 70% 0.7% 419 Flying now
Southwest PBI DAL – 40%few flights 0.0% 5 Not 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