ON TIMEBOARD

AS 601 on time

Alaska Airlines 601: Reno to Seattle at 2:46 p.m. (past 12 months)

On time
71%
343 flights · likely 66–75%
Cancelled
1.2%
of scheduled flights
Typical arrival
−3 min
median vs schedule
When late
+53 min
average delay
Similar flights
69%
AS, same route & hour

About 1 in 3 AS 601 flights from Reno arrived 15+ minutes late, diverted or cancelled over the past year (29%); 1.2% were cancelled. The typical flight landed 3 minutes early.

AS 601: RNO → SEA

Scheduled to leave Reno at 2:46 p.m. local time. Over the past year it arrived on time 71% of the time (343 flights), in line with other AS flights on the route at that hour (69%). Last seen in the data Aug 31, 2026.

Month by month

40%70%100%Sep 2025: 73% on time (26 flights)73SepOct 2025: 65% on time (31 flights)65OctNov 2025: 69% on time (29 flights)69NovDec 2025: 63% on time (30 flights)63DecJan 2026: 70% on time (20 flights)70JanFeb 2026: 61% on time (23 flights)61FebMar 2026: 68% on time (31 flights)68MarApr 2026: 90% on time (30 flights)90AprMay 2026: 84% on time (31 flights)84MayJun 2026: 77% on time (30 flights)77JunJul 2026: 74% on time (31 flights)74JulAug 2026: 55% on time (31 flights)55Aug

By day of week

DayFlightsOn time
Monday5360%
Tuesday4774%
Wednesday4687%
Thursday5175%
Friday5269%
Saturday4271%
Sunday5262%

Why it was late

Late inbound plane 60%Airline (crew, maintenance, ops) 21%Air traffic & airport (NAS) 12%Severe weather 7%

All flights RNO → SEA · Connecting off AS 601? Check the risk

Questions

How often is AS 601 from RNO to SEA late?

Alaska Airlines 601 from Reno, NV to Seattle, WA arrived 15 or more minutes late, was diverted or was cancelled on 29% of 343 scheduled flights between September 2025 and August 2026. 1.2% 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.