ON TIMEBOARD

AS 299 on time

Alaska Airlines 299: Newark to Seattle at 7:25 a.m. (past 12 months)

On time
74%
293 flights · likely 68–78%
Cancelled
1.4%
of scheduled flights
Typical arrival
−1 min
median vs schedule
When late
+69 min
average delay
Similar flights
73%
AS, same route & hour

About 1 in 4 AS 299 flights from Newark arrived 15+ minutes late, diverted or cancelled over the past year (26%); 1.4% were cancelled. The typical flight landed 1 minutes early.

AS 299: EWR → SEA

Scheduled to leave Newark at 7:25 a.m. local time. Over the past year it arrived on time 74% of the time (293 flights), in line with other AS flights on the route at that hour (73%). Last seen in the data Aug 31, 2026.

Month by month

20%60%100%Aug 2025: 74% on time (31 flights)74AugSep 2025: 87% on time (30 flights)87SepOct 2025: 71% on time (31 flights)71OctNov 2025: 70% on time (30 flights)70NovDec 2025: 30% on time (30 flights)30DecJan 2026: too few flights (6 flights)JanMar 2026: too few flights (13 flights)MarApr 2026: 93% on time (30 flights)93AprMay 2026: 87% on time (31 flights)87MayJun 2026: 87% on time (30 flights)87JunJul 2026: 81% on time (31 flights)81JulAug 2026: 77% on time (31 flights)77Aug

By day of week

DayFlightsOn time
Monday4370%
Tuesday4274%
Wednesday4180%
Thursday4276%
Friday4262%
Saturday4279%
Sunday4176%

Why it was late

Air traffic & airport (NAS) 51%Airline (crew, maintenance, ops) 29%Late inbound plane 18%Severe weather 1%

All flights EWR → SEA · Connecting off AS 299? Check the risk

Questions

How often is AS 299 from EWR to SEA late?

Alaska Airlines 299 from Newark, NJ to Seattle, WA arrived 15 or more minutes late, was diverted or was cancelled on 26% of 293 scheduled flights between September 2025 and August 2026. 1.4% were cancelled.

Flight numbers change. Figures cover flights with this airline, number and route only. "Likely range" is the 95% interval for the true on-time rate given the number of flights. This is history, not live status: check Alaska Airlines for today's flight. Method.