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2,560 nonstop flights · Aug 2025 – Jul 2026 · US DOT on-time records, all US airlines

Leave before 9 am: 94% depart on time. After 4 pm it’s 58%.

Best time to leave 8–9 am 95% arrive on time from DEN
Best single flight UA 670 DEN 11:45 → SJC 13:24 · 89% on time Avoid UA 2745 DEN 19:30 → SJC 21:09 · 76% 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).

7
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DEN
94
76
45
% 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 988 81% 0.0% 63 min
Southwest 1,526 70% 0.6% 52 min
Frontier 46 – 0.0% 27 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 670 DEN 11:45 SJC 13:24 89%
UA 2745 DEN 19:30 SJC 21:09 76%

All 11 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 494 DEN 07:50 SJC 09:25 2h 35m 63 86% 0.0% 32 min
WN 2384 DEN 09:30 SJC 11:00 2h 30m 26 73% 0.0% 45 min
WN 397 DEN 10:55 SJC 12:25 2h 30m 16 88% 0.0% 88 min
UA 670 DEN 11:45 SJC 13:24 2h 39m 171 89% 0.0% 54 min
UA 2808 DEN 11:45 SJC 13:24 2h 39m 37 65% 0.0% 38 min
WN 2743 DEN 12:20 SJC 13:50 2h 30m 41 54% 0.0% 41 min
UA 1883 DEN 15:55 SJC 17:35 2h 40m 67 72% 0.0% 53 min
WN 1666 DEN 16:25 SJC 18:05 2h 40m 16 25% 0.0% 80 min
WN 1727 DEN 18:55 SJC 20:25 2h 32m 50 29% 2.0% 66 min
UA 2745 DEN 19:30 SJC 21:09 2h 39m 225 76% 0.0% 80 min
WN 1728 DEN 21:20 SJC 22:55 2h 35m 55 37% 1.8% 71 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 DEN SJC 2h 39m 81% 0.0% 988 Flying now
Southwest DEN SJC 2h 35m 70% 0.6% 1,526 Flying now
Frontier DEN SJC 2h 40m 83% 0.0% 46 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