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1,364 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 7 in 10.

Best time to leave 6–7 am 90% arrive on time from MEM
Best single flight UA 472 MEM 08:51 → DEN 10:35 · 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).

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MEM
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% 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) 728 83% 1.1% 78 min
Southwest 492 76% 0.6% 59 min
Frontier 144 – 0.7% 89 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 472 MEM 08:51 DEN 10:35 88%

All 5 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 472 MEM 08:51 DEN 10:35 2h 44m 207 88% 1.4% 88 min
WN 579 MEM 09:40 DEN 11:05 2h 25m 49 86% 0.0% 44 min
UA 498 MEM 15:25 DEN 17:09 2h 44m 92 72% 1.1% 79 min
WN 4024 MEM 17:42 DEN 19:12 2h 30m 50 34% 0.0% 58 min
F9 4625 MEM 19:54 DEN 21:41 2h 53m 137 78% 0.7% 61 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 MEM DEN 2h 42m 83% 1.1% 728 Flying now
Frontier MEM DEN 2h 53m 77% 0.7% 144 Flying now
Southwest MEM DEN 2h 30m 76% 0.6% 492 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