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2,625 nonstop flights · Aug 2025 – Jul 2026 · US DOT on-time records, all US airlines

No clear winner: airlines and hours on this route all land within a few points of 87% on time.

Best time to leave 6–7 am 93% arrive on time from EUG
Best single flight DL 4128 EUG 06:13 → SEA 07:40 · 94% on time Avoid DL 4124 EUG 17:45 → SEA 19:05 · 91% 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
EUG
92
97
93
92
87
84
94
86
75
89
87
82
% 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 (incl. SkyWest) 1,059 92% 0.8% 71 min
Alaska (incl. SkyWest, Horizon) 1,566 84% 1.3% 56 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.
DL 4128flown by SkyWest EUG 06:13 SEA 07:40 94%
DL 4124flown by SkyWest EUG 17:45 SEA 19:05 91%

All 17 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.
AS 2046flown by Horizon EUG 06:00 SEA 07:08 1h 08m 52 88% 0.0% 27 min
AS 2147flown by Horizon EUG 06:00 SEA 07:11 1h 11m 28 86% 0.0% 36 min
DL 4128flown by SkyWest EUG 06:13 SEA 07:40 1h 27m 365 94% 0.3% 71 min
AS 2179flown by Horizon EUG 09:45 SEA 10:53 1h 08m 23 70% 0.0% 60 min
AS 2073flown by Horizon EUG 09:45 SEA 10:53 1h 08m 29 69% 0.0% 37 min
AS 2239flown by Horizon EUG 10:18 SEA 11:29 1h 11m 24 83% 0.0% 36 min
DL 4139flown by SkyWest EUG 12:32 SEA 13:59 1h 27m 55 91% 0.0% 66 min
DL 3785flown by SkyWest EUG 12:35 SEA 14:00 1h 25m 31 74% 0.0% 80 min
AS 3360flown by SkyWest EUG 13:38 SEA 14:55 1h 17m 52 87% 0.0% 136 min
AS 2443flown by Horizon EUG 13:45 SEA 14:54 1h 09m 48 75% 0.0% 31 min
AS 3375flown by SkyWest EUG 16:08 SEA 17:23 1h 15m 27 89% 0.0% 65 min
AS 3094flown by SkyWest EUG 17:37 SEA 18:52 1h 15m 15 87% 0.0% 60 min
AS 2339flown by Horizon EUG 17:43 SEA 18:52 1h 09m 37 65% 0.0% 44 min
DL 4124flown by SkyWest EUG 17:45 SEA 19:05 1h 20m 345 91% 0.6% 73 min
AS 3048flown by SkyWest EUG 19:20 SEA 20:35 1h 15m 52 79% 0.0% 73 min
AS 3119flown by SkyWest EUG 19:59 SEA 21:16 1h 17m 16 75% 0.0% 50 min
AS 3049flown by SkyWest EUG 19:59 SEA 21:16 1h 17m 11 55% 0.0% 41 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.
Delta EUG SEA 1h 26m 92% 0.8% 1,059 Flying now
Alaska EUG SEA 1h 15m 84% 1.3% 1,566 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