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4,355 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 4 in 5.

Best time to leave 7–8 am 93% arrive on time from LAX
Best single flight AS 668 LAX 07:00 → PDX 09:21 · 95% on time Avoid AA 6424 LAX 19:57 → PDX 22:27 · 69% 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).

6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
LAX
88
92
88
83
86
79
85
85
82
86
77
82
76
82
83
% 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
Portland flights leaving LAX 2–3 pm: 2Close ×
DL 2551 LAX 14:19 PDX 16:42 2h 23m 349 86% 0.3% 78 min
AS 1315 LAX 14:27 PDX 16:47 2h 20m 351 92% 0.6% 49 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.
Alaska (incl. SkyWest, Horizon) 1,855 90% 0.5% 51 min
Frontier 219 88% 0.9% 44 min
Delta 1,692 87% 0.9% 75 min
American (incl. SkyWest) 589 76% 0.3% 89 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 668 LAX 07:00 PDX 09:21 95%
AS 1315 LAX 14:27 PDX 16:47 92%
DL 2975 LAX 07:10 PDX 09:34 89%
DL 2766 LAX 10:00 PDX 12:25 89%
AS 1397 LAX 18:27 PDX 20:48 89%
· · ·
AS 1355 LAX 11:23 PDX 13:44 84%
DL 2457 LAX 20:00 PDX 22:13 81%
AA 6424flown by SkyWest LAX 19:57 PDX 22:27 69%
All 15 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.
Alaska LAX PDX 2h 24m 90% 0.5% 1,855 Flying now
Frontier LAX PDX 2h 27m 88% 0.9% 219 Flying now
Delta LAX PDX 2h 24m 87% 0.9% 1,692 Flying now
American LAX PDX 2h 31m 76% 0.3% 589 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