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3,845 nonstop flights · Aug 2025 – Jul 2026 · US DOT on-time records, all US airlines

Leave before 9 am: 96% depart on time. After 4 pm it’s 3 in 4.

Best time to leave 5–6 am 96% arrive on time from SMF
Best single flight UA 2285 SMF 08:50 → DEN 12:16 · 98% on time Avoid F9 3666 SMF 11:25 → DEN 14:58 · 82% 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
SMF
97
95
95
96
91
86
85
76
74
63
65
76
80
69
73
% 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 1,793 90% 0.5% 72 min
Frontier 183 82% 0.0% 83 min
Southwest 1,869 79% 0.2% 47 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 2285 SMF 08:50 DEN 12:16 98%
UA 1889 SMF 05:00 DEN 08:22 97%
UA 566 SMF 16:19 DEN 19:45 87%
UA 1841 SMF 18:37 DEN 21:59 82%
F9 3666 SMF 11:25 DEN 14:58 82%

All 17 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.
UA 1889 SMF 05:00 DEN 08:22 2h 22m 326 97% 0.3% 60 min
WN 3773 SMF 05:55 DEN 09:15 2h 20m 50 100% 0.0% –
WN 2837 SMF 07:25 DEN 10:40 2h 15m 16 100% 0.0% –
UA 2285 SMF 08:50 DEN 12:16 2h 26m 328 98% 0.3% 88 min
WN 3774 SMF 10:15 DEN 13:35 2h 20m 26 96% 0.0% 37 min
UA 1023 SMF 10:50 DEN 14:17 2h 27m 72 93% 1.4% 96 min
F9 3666 SMF 11:25 DEN 14:58 2h 31m 182 82% 0.0% 83 min
WN 3775 SMF 12:00 DEN 15:20 2h 20m 50 76% 0.0% 47 min
UA 1961 SMF 13:00 DEN 16:26 2h 26m 129 85% 0.0% 107 min
WN 4061 SMF 13:05 DEN 16:25 2h 20m 16 33% 0.0% 44 min
WN 4105 SMF 13:40 DEN 17:00 2h 20m 41 54% 0.0% 39 min
WN 2993 SMF 15:00 DEN 18:20 2h 20m 42 63% 0.0% 67 min
WN 1001 SMF 16:00 DEN 19:20 2h 20m 42 64% 0.0% 36 min
UA 566 SMF 16:19 DEN 19:45 2h 26m 278 87% 0.0% 60 min
WN 670 SMF 17:40 DEN 21:00 2h 20m 26 77% 0.0% 74 min
UA 1841 SMF 18:37 DEN 21:59 2h 22m 217 82% 1.4% 87 min
WN 2045 SMF 19:50 DEN 23:08 2h 18m 16 81% 0.0% 55 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 SMF DEN 2h 25m 90% 0.5% 1,793 Flying now
Frontier SMF DEN 2h 31m 82% 0.0% 183 Flying now
Southwest SMF DEN 2h 20m 79% 0.2% 1,869 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