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3,870 nonstop flights · Aug 2025 – Jul 2026 · US DOT on-time records, all US airlines

Leave before 9 am: 87% depart on time. After 4 pm it’s 64%.

Best time to leave 7–8 am 89% arrive on time from ORD
Best single flight UA 660 ORD 08:46 → SAN 11:21 · 84% on time Avoid AS 1466 ORD 19:59 → SAN 22:33 · 54% 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).

6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
ORD
90
91
81
78
72
67
83
80
59
71
71
74
67
58
66
42
% 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 1,673 78% 0.4% 67 min
Alaska 777 69% 2.3% 73 min
American 1,389 68% 1.7% 67 min
Frontier 31 – 0.0% 119 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.
UA 660 ORD 08:46 SAN 11:21 84%
UA 2683 ORD 13:00 SAN 15:25 81%
AS 1470 ORD 06:20 SAN 08:54 75%
AS 1447 ORD 14:20 SAN 16:59 70%
AS 1466 ORD 19:59 SAN 22:33 54%

All 15 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.
AS 1470 ORD 06:20 SAN 08:54 4h 34m 278 75% 1.1% 61 min
AA 2484 ORD 06:48 SAN 09:08 4h 17m 72 88% 0.0% 47 min
UA 2428 ORD 07:01 SAN 09:29 4h 28m 149 95% 0.7% 51 min
UA 660 ORD 08:46 SAN 11:21 4h 35m 365 84% 0.0% 63 min
AA 2482 ORD 10:04 SAN 12:27 4h 22m 72 72% 1.4% 45 min
UA 2683 ORD 13:00 SAN 15:25 4h 25m 332 81% 0.3% 63 min
AS 1447 ORD 14:20 SAN 16:59 4h 39m 265 70% 1.5% 81 min
AA 899 ORD 16:00 SAN 18:32 4h 32m 42 62% 0.0% 95 min
UA 745 ORD 16:05 SAN 18:32 4h 27m 146 67% 1.4% 63 min
AA 1160 ORD 16:05 SAN 18:25 4h 20m 30 53% 0.0% 64 min
AA 1924 ORD 18:59 SAN 21:22 4h 22m 72 60% 0.0% 85 min
AS 1466 ORD 19:59 SAN 22:33 4h 34m 164 54% 4.9% 76 min
UA 1531 ORD 20:05 SAN 22:34 4h 29m 36 77% 2.8% 76 min
UA 1182 ORD 20:10 SAN 22:39 4h 29m 48 68% 0.0% 51 min
AA 2457 ORD 21:10 SAN 23:26 4h 16m 72 45% 5.6% 85 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.
United ORD SAN 4h 30m 78% 0.4% 1,673 Flying now
Alaska ORD SAN 5h 00m 69% 2.3% 777 Flying now
American ORD SAN 4h 32m 68% 1.7% 1,389 Flying now
Frontier ORD SAN 4h 20m 68%few flights 0.0% 31 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