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7,226 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 73%.

Best time to leave 5–6 am 96% arrive on time from PHX
Best single flight DL 2444 PHX 06:55 → SEA 10:05 · 95% on time Avoid AS 611 PHX 18:53 → SEA 22:00 · 81% 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
PHX
97
95
92
87
83
87
87
89
83
80
77
75
77
73
84
72
49
41
% 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.
Delta 1,765 88% 1.0% 77 min
American (incl. Envoy, SkyWest) 1,398 87% 0.2% 57 min
Alaska 2,884 85% 0.7% 58 min
Southwest 1,040 65% 0.6% 46 min
Frontier 139 – 0.0% 78 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.
DL 2444 PHX 06:55 SEA 10:05 95%
DL 2419 PHX 12:05 SEA 15:18 94%
AS 605 PHX 06:00 SEA 09:14 93%
AS 401 PHX 15:54 SEA 19:07 89%
AS 603 PHX 11:23 SEA 14:30 89%
· · ·
AS 799 PHX 06:02 SEA 09:08 83%
DL 2442 PHX 17:35 SEA 20:41 82%
AS 611 PHX 18:53 SEA 22:00 81%
All 28 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.
Delta PHX SEA 3h 13m 88% 1.0% 1,765 Flying now
American PHX SEA 3h 18m 87% 0.2% 1,398 Flying now
Alaska PHX SEA 3h 12m 85% 0.7% 2,884 Flying now
Southwest PHX SEA 3h 05m 65% 0.6% 1,040 Flying now
Frontier PHX SEA 3h 15m 85% 0.0% 139 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