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6,033 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 7 in 10.

Best time to leave 6–7 am 90% arrive on time from SAN
Best single flight UA 2476 SAN 08:45 → DEN 12:17 · 89% on time Avoid UA 682 SAN 16:07 → DEN 19:39 · 77% 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).

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SAN
85
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81
% 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 2,074 87% 0.7% 66 min
Frontier 705 83% 1.4% 83 min
Alaska (incl. SkyWest) 868 81% 1.5% 54 min
Southwest 2,386 73% 0.8% 56 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 2476 SAN 08:45 DEN 12:17 89%
UA 1337 SAN 10:55 DEN 14:27 89%
UA 519 SAN 18:55 DEN 22:27 88%
F9 2818 SAN 06:25 DEN 10:03 86%
F9 4990 SAN 10:00 DEN 13:37 81%
· · ·
UA 682 SAN 16:07 DEN 19:39 77%

All 22 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.

F9 2818 SAN 06:25 DEN 10:03 2h 38m 362 86% 0.8% 100 min
WN 3493 SAN 06:30 DEN 09:55 2h 25m 50 88% 0.0% 40 min
UA 2368 SAN 06:35 DEN 10:08 2h 33m 57 96% 1.8% 32 min
AS 1618 SAN 07:00 DEN 10:33 2h 33m 52 98% 0.0% 18 min
WN 3494 SAN 08:32 DEN 11:55 2h 22m 50 70% 0.0% 30 min
UA 2476 SAN 08:45 DEN 12:17 2h 32m 365 89% 0.5% 98 min
F9 4990 SAN 10:00 DEN 13:37 2h 36m 179 81% 2.2% 51 min
AS 3017flown by SkyWest SAN 10:01 DEN 13:39 2h 38m 27 100% 0.0% –
WN 3495 SAN 10:45 DEN 14:08 2h 22m 50 68% 0.0% 44 min
UA 1715 SAN 10:55 DEN 14:27 2h 32m 37 89% 0.0% 24 min
UA 1337 SAN 10:55 DEN 14:27 2h 32m 288 89% 0.3% 67 min
UA 1565 SAN 12:33 DEN 16:06 2h 33m 138 87% 0.7% 94 min
WN 3496 SAN 13:20 DEN 16:55 2h 30m 58 25% 0.0% 76 min
WN 3497 SAN 14:55 DEN 18:20 2h 25m 50 31% 0.0% 61 min
AS 3318flown by SkyWest SAN 15:38 DEN 19:11 2h 33m 28 57% 0.0% 42 min
AS 3012flown by SkyWest SAN 15:45 DEN 19:18 2h 33m 52 37% 5.8% 59 min
UA 682 SAN 16:07 DEN 19:39 2h 32m 363 77% 1.1% 55 min
WN 4151 SAN 17:20 DEN 20:40 2h 20m 50 45% 0.0% 53 min
UA 519 SAN 18:55 DEN 22:27 2h 32m 266 88% 1.1% 61 min
WN 4152 SAN 19:35 DEN 22:55 2h 20m 54 42% 1.9% 56 min
AS 1619 SAN 20:01 DEN 23:30 2h 29m 52 96% 0.0% 46 min
AS 3021flown by SkyWest SAN 20:15 DEN 23:49 2h 34m 79 85% 5.1% 35 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 SAN DEN 2h 32m 87% 0.7% 2,074 Flying now
Frontier SAN DEN 2h 36m 83% 1.4% 705 Flying now
Alaska SAN DEN 2h 33m 81% 1.5% 868 Flying now
Southwest SAN DEN 2h 25m 73% 0.8% 2,386 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