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5,461 nonstop flights · Aug 2025 – Jul 2026 · US DOT on-time records, all US airlines

Leave before 9 am: 93% depart on time. After 4 pm it’s 7 in 10.

Best time to leave 5–6 am 96% arrive on time from SFO
Best single flight UA 2436 SFO 18:56 → DEN 22:44 · 88% on time Avoid F9 1094 SFO 12:38 → DEN 16:25 · 43% 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
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14
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16
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18
19
20
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SFO
94
68
51
40
80
% 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 3,410 83% 0.2% 59 min
Frontier 638 71% 0.8% 62 min
Southwest 1,413 61% 0.8% 60 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 2436 SFO 18:56 DEN 22:44 88%
F9 1230 SFO 06:00 DEN 09:49 88%
UA 301 SFO 21:00 DEN 00:47 86%
UA 2348 SFO 08:31 DEN 12:22 84%
UA 1430 SFO 16:10 DEN 20:01 79%
· · ·
UA 1596 SFO 14:20 DEN 18:11 71%
F9 1094 SFO 12:38 DEN 16:25 43%

All 21 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 1479 SFO 05:00 DEN 08:35 2h 35m 149 96% 0.0% 86 min
WN 1424 SFO 05:10 DEN 08:40 2h 30m 49 96% 0.0% 63 min
F9 1230 SFO 06:00 DEN 09:49 2h 49m 346 88% 0.9% 64 min
UA 1758 SFO 06:15 DEN 09:59 2h 44m 38 81% 2.6% 164 min
UA 1233 SFO 06:15 DEN 09:59 2h 44m 71 96% 0.0% 24 min
UA 2348 SFO 08:31 DEN 12:22 2h 51m 310 84% 0.6% 54 min
WN 4284 SFO 10:00 DEN 13:30 2h 30m 34 12% 2.9% 76 min
UA 1604 SFO 10:40 DEN 14:23 2h 43m 148 68% 0.0% 43 min
WN 3984 SFO 11:10 DEN 14:50 2h 40m 16 21% 0.0% 80 min
F9 1094 SFO 12:38 DEN 16:25 2h 47m 182 43% 1.1% 56 min
UA 540 SFO 12:43 DEN 16:35 2h 52m 72 77% 0.0% 66 min
UA 1596 SFO 14:20 DEN 18:11 2h 51m 226 71% 0.0% 60 min
WN 2711 SFO 14:20 DEN 17:55 2h 35m 16 6% 0.0% 75 min
WN 3641 SFO 14:35 DEN 18:10 2h 35m 42 10% 0.0% 70 min
UA 1430 SFO 16:10 DEN 20:01 2h 51m 278 79% 0.0% 58 min
UA 1214 SFO 17:30 DEN 21:28 2h 58m 27 81% 0.0% 55 min
UA 2436 SFO 18:56 DEN 22:44 2h 48m 207 88% 0.0% 75 min
WN 3642 SFO 19:20 DEN 22:58 2h 38m 42 50% 4.8% 80 min
UA 2019 SFO 19:56 DEN 23:43 2h 47m 72 88% 0.0% 53 min
UA 301 SFO 21:00 DEN 00:47 2h 47m 207 86% 0.5% 50 min
F9 3440 SFO 21:39 DEN 01:34 2h 51m 110 61% 0.0% 74 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 SFO DEN 2h 40m 83% 0.2% 3,410 Flying now
Frontier SFO DEN 2h 49m 71% 0.8% 638 Flying now
Southwest SFO DEN 2h 30m 61% 0.8% 1,413 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