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3,685 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 2 in 3.

Best time to leave 7–8 am 93% arrive on time from DEN
Best single flight UA 2666 DEN 07:40 → SNA 09:07 · 95% on time Avoid UA 1320 DEN 11:20 → SNA 12:51 · 88% 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
8
9
10
11
12
13
14
15
16
17
18
19
20
DEN
94
96
86
82
89
73
87
60
85
75
65
49
68
67
% 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
Santa Ana flights leaving DEN 4–5 pm: 1Close ×
UA 2657 DEN 16:00 SNA 17:30 2h 30m 124 81% 0.0% 60 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.
Frontier 280 89% 0.4% 64 min
United 1,869 87% 0.4% 50 min
Southwest 1,536 75% 0.1% 44 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 2666 DEN 07:40 SNA 09:07 95%
F9 4371 DEN 07:40 SNA 09:09 89%
UA 1320 DEN 11:20 SNA 12:51 88%
All 15 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.
Frontier DEN SNA 2h 29m 89% 0.4% 280 Flying now
United DEN SNA 2h 30m 87% 0.4% 1,869 Flying now
Southwest DEN SNA 2h 25m 75% 0.1% 1,536 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