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

Leave before 9 am: 85% depart on time. After 4 pm it’s 2 in 3.

Best time to leave 7–8 am 82% arrive on time from CVG

Best single flight DL 2915 CVG 07:22 → LAS 08:24 · 83% on time Avoid F9 3521 CVG 21:15 → LAS 22:30 · 75% 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).

CVG

% 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.


Delta	356	83%	0.8%	59 min
Frontier	211	78%	2.4%	102 min
Allegiant	109	–	0.9%	168 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.


DL 2915	CVG 07:22	LAS 08:24	83%
F9 3521	CVG 21:15	LAS 22:30	75%

All 3 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.


Allegiant	CVG	LAS	4h 21m	84%	0.9%	109	Flying now
Delta	CVG	LAS	4h 02m	83%	0.8%	356	Flying now
Frontier	CVG	LAS	4h 16m	78%	2.4%	211	Flying now

Alternatives with one stop

All connections →


Southwest Details →	CVG 11:20 → DEN 12:15WN 1249	1h 00m Denver	DEN 13:15 → LAS 14:10WN 1562	5h 50m	77%	41%

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