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2,319 nonstop flights · Aug 2025 – Jul 2026 · US DOT on-time records, all US airlines

Leave before 9 am: 9 in 10 depart on time. After 4 pm it’s 63%.

Best time to leave 9–10 am 92% arrive on time from DEN
Best single flight UA 1836 DEN 09:57 → MKE 13:25 · 87% 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
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DEN
84
77
66
60
% 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.

United (incl. SkyWest) 1,021 81% 0.1% 71 min
Southwest 1,246 74% 0.6% 55 min
Frontier 52 – 0.0% 51 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.

UA 1836 DEN 09:57 MKE 13:25 87%

All 11 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.

WN 3141 DEN 07:35 MKE 10:55 2h 20m 26 85% 0.0% 32 min
WN 2588 DEN 08:00 MKE 11:30 2h 30m 16 100% 0.0% –
UA 1836 DEN 09:57 MKE 13:25 2h 28m 364 87% 0.0% 40 min
WN 1626 DEN 10:15 MKE 13:40 2h 25m 34 97% 0.0% 16 min
WN 1376 DEN 10:40 MKE 14:00 2h 20m 16 94% 0.0% 53 min
UA 4802flown by SkyWest DEN 13:30 MKE 17:04 2h 34m 72 90% 1.4% 84 min
WN 1627 DEN 14:35 MKE 17:55 2h 20m 57 64% 0.0% 50 min
WN 1629 DEN 16:20 MKE 19:45 2h 25m 26 92% 0.0% 62 min
UA 4774flown by SkyWest DEN 17:40 MKE 21:15 2h 35m 71 59% 0.0% 100 min
WN 1634 DEN 19:05 MKE 22:25 2h 25m 50 15% 4.0% 57 min
UA 4785flown by SkyWest DEN 20:27 MKE 23:59 2h 32m 50 63% 0.0% 92 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 DEN MKE 2h 26m 81% 0.1% 1,021 Flying now
Southwest DEN MKE 2h 20m 74% 0.6% 1,246 Flying now
Frontier DEN MKE 2h 26m 90% 0.0% 52 Not 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