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11,766 nonstop flights · Aug 2025 – Jul 2026 · US DOT on-time records, all US airlines

Leave before 9 am from Midway: 9 in 10 depart on time. After 4 pm it’s 62%.

Best time to leave 5–6 am 89% arrive on time from MDW
Best airport pair MDW → BUR 81% on time, fewest cancelled (0.6%), 322 flights
Best single flight UA 2361 ORD 07:00 → LAX 09:33 · 90% on time Avoid UA 2499 ORD 20:18 → LAX 22:55 · 58% on time

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
22
ORD
87
92
83
79
80
75
70
79
80
68
71
61
67
62
60
60
57
MDW
89
95
89
89
86
83
67
62
55
55
59
57
38
72
43
31
% 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.
United 4,718 77% 0.6% 67 min
Delta ORD→LAX only 151 75% 0.0% 66 min
Spirit ORD→LAX only 186 75% 4.3% 93 min
Southwest 2,264 73% 1.0% 51 min
American 4,210 71% 1.9% 76 min
Frontier ORD→LAX only 237 65% 4.6% 76 min

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.
UA 2361 ORD 07:00 LAX 09:33 90%
AA 607 ORD 06:00 LAX 08:20 88%
UA 308 ORD 19:45 SNA 22:19 84%
UA 1363 ORD 13:00 LAX 15:34 83%
UA 1044 ORD 10:30 LAX 13:09 81%
· · ·
AA 2364 ORD 19:08 LAX 21:33 59%
AA 529 ORD 15:21 LAX 17:43 59%
UA 2499 ORD 20:18 LAX 22:55 58%

All 43 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 4637 MDW 05:10 LAX 07:25 4h 15m 34 88% 0.0% 34 min
WN 3014 MDW 05:32 LAX 07:48 4h 15m 16 94% 0.0% 45 min
AA 607 ORD 06:00 LAX 08:20 4h 20m 209 88% 1.9% 78 min
UA 2373 ORD 06:00 LAX 08:27 4h 27m 56 89% 0.0% 65 min
AA 1628 ORD 06:51 LAX 09:14 4h 23m 67 70% 0.0% 175 min
UA 2361 ORD 07:00 LAX 09:33 4h 33m 278 90% 1.1% 39 min
DL 1556 ORD 07:35 LAX 10:01 4h 26m 55 80% 0.0% 45 min
AA 2012 ORD 08:10 LAX 10:35 4h 25m 207 70% 2.9% 113 min
AA 2679 ORD 08:15 SNA 10:34 4h 19m 72 87% 1.4% 73 min
UA 1304 ORD 08:40 SNA 11:21 4h 41m 191 79% 0.0% 44 min
UA 2814 ORD 08:48 LAX 11:26 4h 38m 72 82% 0.0% 105 min
UA 2044 ORD 08:50 SNA 11:31 4h 41m 35 77% 0.0% 52 min
AA 1979 ORD 09:02 LAX 11:24 4h 21m 273 74% 0.0% 69 min
WN 2741 MDW 10:05 BUR 12:25 4h 20m 33 88% 0.0% 42 min
WN 2433 MDW 10:10 LAX 12:30 4h 20m 49 73% 0.0% 47 min
UA 1044 ORD 10:30 LAX 13:09 4h 39m 267 81% 0.0% 60 min
WN 2846 MDW 11:45 ONT 13:50 4h 05m 42 55% 0.0% 48 min
AA 2640 ORD 12:00 SNA 14:20 4h 20m 72 73% 1.4% 53 min
AA 2718 ORD 12:02 LAX 14:28 4h 21m 72 73% 2.8% 62 min
UA 1363 ORD 13:00 LAX 15:34 4h 34m 328 83% 0.3% 104 min
WN 3755 MDW 13:10 BUR 15:30 4h 20m 16 80% 6.2% 59 min
WN 4413 MDW 13:15 LGB 15:30 4h 15m 50 69% 4.0% 36 min
UA 374 ORD 14:30 LAX 17:05 4h 35m 184 80% 0.5% 51 min
DL 967 ORD 14:42 LAX 17:14 4h 32m 41 68% 0.0% 71 min
AA 529 ORD 15:21 LAX 17:43 4h 22m 165 59% 1.2% 96 min
UA 576 ORD 15:47 LAX 18:20 4h 33m 297 76% 1.0% 89 min
UA 1107 ORD 16:20 SNA 18:52 4h 32m 32 69% 0.0% 41 min
UA 1317 ORD 16:20 SNA 18:52 4h 32m 165 70% 0.6% 65 min
UA 600 ORD 16:45 LAX 19:16 4h 31m 67 68% 3.0% 65 min
AA 519 ORD 17:05 SNA 19:37 4h 22m 77 63% 2.6% 102 min
AA 1437 ORD 17:10 LAX 19:33 4h 23m 72 55% 1.4% 90 min
WN 188 MDW 18:00 LAX 20:20 4h 20m 50 47% 0.0% 70 min
UA 1967 ORD 18:10 LAX 20:40 4h 30m 333 69% 0.9% 78 min
DL 2298 ORD 18:35 LAX 21:12 4h 37m 55 76% 0.0% 78 min
AA 2364 ORD 19:08 LAX 21:33 4h 25m 208 59% 1.9% 79 min
UA 308 ORD 19:45 SNA 22:19 4h 34m 198 84% 0.5% 29 min
UA 2499 ORD 20:18 LAX 22:55 4h 37m 181 58% 0.6% 72 min
UA 658 ORD 20:18 ONT 22:51 4h 33m 122 60% 2.5% 88 min
AA 613 ORD 20:49 LAX 23:13 4h 24m 72 51% 4.2% 97 min
F9 2445 ORD 21:13 LAX 23:57 4h 44m 237 65% 4.6% 76 min
WN 3364 MDW 21:25 LAX 23:50 4h 20m 50 36% 0.0% 66 min
UA 661 ORD 21:30 LAX 00:09 4h 39m 194 64% 0.5% 79 min
AA 1209 ORD 22:30 LAX 00:52 4h 22m 78 53% 5.1% 80 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 BUR 4h 25m 81% 0.6% 322 Flying now
United ORD LAX 4h 35m 78% 0.6% 3,387 Flying now
Southwest MDW LGB 4h 20m 77% 1.8% 284 Flying now
United ORD SNA 4h 37m 77% 0.3% 1,041 Flying now
Delta ORD LAX 4h 32m 75% 0.0% 151 Flying now
American ORD SNA 4h 28m 75% 1.8% 1,148 Flying now
Southwest MDW ONT 4h 15m 71% 1.1% 360 Flying now
Southwest MDW LAX 4h 30m 70% 0.9% 1,298 Flying now
American ORD LAX 4h 35m 70% 2.0% 3,062 Flying now
Frontier ORD LAX 4h 44m 65% 4.6% 237 Flying now
United ORD ONT 4h 31m 62% 1.4% 290 Flying now
Spirit ORD LAX 4h 30m 75% 4.3% 186 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