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1,020 nonstop flights · Aug 2025 – Jul 2026 · US DOT on-time records, all US airlines

Leave before 9 am: 95% depart on time. After 4 pm it’s 7 in 10.

Best time to leave 5–6 am 96% arrive on time from JAX
Best single flight UA 671 JAX 08:09 → DEN 09:55 · 90% 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
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12
13
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JAX
98
96
94
67
70
80
76
28
% 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
Denver flights leaving JAX 5–6 pm: 1Close ×
WN 2161 JAX 17:20 DEN 18:50 3h 30m 33 21% 0.0% 70 min

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 638 88% 0.3% 85 min
Southwest 382 74% 0.3% 55 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 671 JAX 08:09 DEN 09:55 90%
All 4 flights on this route →

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 JAX DEN 4h 00m 88% 0.3% 638 Flying now
Southwest JAX DEN 3h 50m 74% 0.3% 382 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