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4,285 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 62%.

Best time to leave 8–9 am 87% arrive on time from DEN
Best single flight AS 684 DEN 12:02 → PDX 13:46 · 89% on time Avoid UA 498 DEN 19:30 → PDX 21:15 · 80% 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
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
DEN
91
90
76
85
78
81
76
79
77
59
54
69
47
61
48
% 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.
Frontier 280 84% 0.4% 52 min
United 1,825 83% 0.3% 59 min
Alaska (incl. SkyWest) 625 80% 0.3% 57 min
Southwest 1,555 64% 0.1% 50 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.
AS 684 DEN 12:02 PDX 13:46 89%
UA 1247 DEN 08:05 PDX 09:47 88%
F9 2553 DEN 15:08 PDX 16:51 87%
UA 644 DEN 11:27 PDX 13:09 84%
UA 1337 DEN 16:00 PDX 17:46 84%
· · ·
UA 498 DEN 19:30 PDX 21:15 80%

All 20 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 300 DEN 07:45 PDX 09:25 2h 40m 49 73% 0.0% 33 min
AS 1626 DEN 08:00 PDX 09:46 2h 46m 52 88% 0.0% 62 min
AS 714 DEN 08:00 PDX 09:49 2h 49m 27 96% 0.0% 304 min
UA 1247 DEN 08:05 PDX 09:47 2h 42m 363 88% 0.0% 68 min
WN 1667 DEN 09:35 PDX 11:10 2h 35m 26 77% 0.0% 29 min
UA 644 DEN 11:27 PDX 13:09 2h 42m 312 84% 0.0% 47 min
AS 684 DEN 12:02 PDX 13:46 2h 44m 219 89% 0.5% 39 min
WN 4271 DEN 12:20 PDX 13:55 2h 35m 58 67% 0.0% 33 min
UA 2455 DEN 13:27 PDX 15:13 2h 46m 72 90% 0.0% 67 min
F9 2553 DEN 15:08 PDX 16:51 2h 45m 214 87% 0.5% 55 min
WN 4026 DEN 15:35 PDX 17:10 2h 35m 16 25% 0.0% 89 min
UA 1337 DEN 16:00 PDX 17:46 2h 46m 327 84% 0.3% 68 min
WN 4708 DEN 17:25 PDX 19:00 2h 35m 16 31% 0.0% 104 min
AS 679 DEN 17:58 PDX 19:46 2h 48m 110 75% 0.0% 50 min
WN 1669 DEN 18:15 PDX 20:00 2h 45m 41 41% 0.0% 48 min
AS 1807 DEN 19:05 PDX 20:50 2h 45m 51 58% 2.0% 67 min
WN 1670 DEN 19:25 PDX 21:00 2h 35m 26 4% 0.0% 64 min
UA 498 DEN 19:30 PDX 21:15 2h 45m 364 80% 0.0% 52 min
WN 1671 DEN 21:05 PDX 22:45 2h 42m 50 32% 0.0% 64 min
UA 1770 DEN 21:30 PDX 23:13 2h 43m 127 69% 0.0% 68 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.
Frontier DEN PDX 2h 46m 84% 0.4% 280 Flying now
United DEN PDX 2h 43m 83% 0.3% 1,825 Flying now
Alaska DEN PDX 2h 46m 80% 0.3% 625 Flying now
Southwest DEN PDX 2h 40m 64% 0.1% 1,555 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