Showing United only (incl. its regional partners)All airlines ×

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

Leave before 9 am: 82% depart on time. After 4 pm it’s 62%.

Best time to leave 7–8 am 78% arrive on time from ASE

Best single flight UA 5956 ASE 12:39 → ORD 16:45 · 72% on time Avoid UA 4669 ASE 09:00 → ORD 13:04 · 71% 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).

ASE

% 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.

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 5956flown by SkyWest	ASE 12:39	ORD 16:45	72%
UA 4669flown by SkyWest	ASE 09:00	ORD 13:04	71%

All 2 United 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.


UA 4669flown by SkyWest	ASE 09:00	ORD 13:04	3h 04m	244	71%	2.5%	100 min
UA 5956flown by SkyWest	ASE 12:39	ORD 16:45	3h 06m	262	72%	4.2%	101 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	ASE	ORD	3h 05m	70%	4.1%	715	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