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2,273 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 barely half.

Best time to leave 8–9 am 93% arrive on time from MDW

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
19
20
21
MDW
92
92
90
89
82
78
69
69
66
62
47
51
57
47
63
52
45
% 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.

Airlines on this route

Arriving within 15 minutes. Regional flights count under the airline that sells them. Pick an airline to see its flights.
Southwest 2,271 78% 0.8% 53 min
Allegiant 2 – 0.0% 181 min

Dimmed: fewer than 150 flights in the year, too few to rank.

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 flight on this route ran 150+ times in the year.

All 8 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 1182 MDW 06:30 LAS 08:20 3h 50m 57 91% 0.0% 39 min
WN 347 MDW 07:30 LAS 09:20 3h 50m 42 88% 0.0% 33 min
WN 2794 MDW 10:10 LAS 12:00 3h 50m 57 81% 0.0% 41 min
WN 2795 MDW 14:18 LAS 16:12 3h 55m 50 71% 4.0% 45 min
WN 2797 MDW 16:55 LAS 18:45 3h 50m 50 54% 0.0% 68 min
WN 2701 MDW 18:40 LAS 20:35 3h 55m 16 50% 0.0% 67 min
WN 596 MDW 20:15 LAS 22:05 3h 50m 26 32% 0.0% 83 min
WN 2798 MDW 21:10 LAS 23:08 3h 58m 16 75% 0.0% 121 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 MDW LAS 3h 55m 78% 0.8% 2,271 Flying now
Allegiant MDW LAS – 50%few flights 0.0% 2 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