3,686 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 73%.

Best time to leave 9–10 am 94% arrive on time from SNA

Best single flight UA 489 SNA 08:45 → DEN 12:09 · 92% on time Avoid F9 4372 SNA 09:54 → DEN 13:18 · 86% 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).

SNA

% 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 SNA 6–7 am: 1Close ×


UA 513	SNA 06:45	DEN 10:16	2h 31m	107	96%	0.9%	40 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	1,869	88%	0.4%	65 min
Frontier	280	86%	0.4%	96 min
Southwest	1,537	79%	0.4%	57 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 489	SNA 08:45	DEN 12:09	92%
UA 2656	SNA 18:26	DEN 21:47	88%
F9 4372	SNA 09:54	DEN 13:18	86%

All 16 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	SNA	DEN	2h 21m	88%	0.4%	1,869	Flying now
Frontier	SNA	DEN	2h 29m	86%	0.4%	280	Flying now
Southwest	SNA	DEN	2h 15m	79%	0.4%	1,537	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