Skip to content
WanderNerd
Check a flight

Flight Reliability

AS 3351 · Alaska Airlines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and AS 3351 moved between routes during this period. Numbers below combine all of them, so treat them as background, not a verdict. For a cleaner answer, check the route you are actually flying.

Combined across all its routes

81%
Arrive within 15 minutes
2 min
Average arrival delay
1.4%
Cancelled
7 min early
Median arrival delay

Based on 283 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon78%(40 flights)
  • Tue95%(38 flights)
  • Wed76%(41 flights)
  • Thu78%(41 flights)
  • Fri81%(41 flights)
  • Sat81%(37 flights)
  • Sun80%(40 flights)
On-time by departure window
  • 6–9 AM92%(36 flights)
  • 9 AM–12 PM76%(172 flights)
  • 12–3 PM94%(36 flights)
  • 3–6 PM79%(34 flights)
On-time trend by month
77%
Apr

Aug 83% → Apr 77% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
August 202583%12
September 202557%30
October 202580%49
November 202577%35
December 202575%16
January 202696%50
February 202677%39
March 202697%30
April 202677%17
Departures on time
84%
Diverted
0.4%
Flights flown
278
Months covered
9

Keep nerding

Based on 283 historical flights, because apparently we checked. Historical flight data: U.S. Bureau of Transportation Statistics, June 2025 – May 2026. Data through May 2026. How we calculate this.