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8,973 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 3 in 5.

Best time to leave 5–6 am 93% arrive on time from DEN
Best single flight UA 1686 DEN 11:25 → PHX 12:25 · 87% on time Avoid UA 1236 DEN 20:59 → PHX 21:59 · 68% 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).

5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
DEN
95
94
89
88
87
79
84
76
79
70
74
68
61
57
67
53
60
61
% 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
Phoenix flights leaving DEN 7–8 am: 2Close ×
WN 165 DEN 07:10 PHX 08:00 1h 50m 26 92% 7.7% 84 min
AA 1404 DEN 07:13 PHX 08:08 1h 55m 343 80% 1.5% 196 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 (incl. SkyWest) 2,363 82% 0.3% 62 min
Frontier 1,469 78% 0.6% 69 min
American (incl. Envoy, SkyWest) 1,177 77% 1.0% 120 min
Southwest 3,964 73% 1.0% 58 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 1686 DEN 11:25 PHX 12:25 87%
F9 2105 DEN 12:22 PHX 13:18 85%
UA 1481 DEN 08:00 PHX 09:00 84%
F9 1375 DEN 06:45 PHX 07:44 84%
UA 1254 DEN 15:35 PHX 16:35 82%
· · ·
F9 4765 DEN 20:26 PHX 21:24 69%
F9 4753 DEN 22:36 PHX 23:32 68%
UA 1236 DEN 20:59 PHX 21:59 68%
All 31 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 DEN PHX 2h 01m 82% 0.3% 2,363 Flying now
Frontier DEN PHX 1h 58m 78% 0.6% 1,469 Flying now
American DEN PHX 1h 59m 77% 1.0% 1,177 Flying now
Southwest DEN PHX 2h 00m 73% 1.0% 3,964 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