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Flight Reliability

AS 1368 · Alaska Airlines

San Diego → Seattle (SAN–SEA)

73
Usually Fine
WanderNerd Reliability Score
84%
Arrive within 15 minutes
10 min
Average arrival delay
4.8%
Cancelled
10 min early
Median arrival delay

Based on 166 historical flights. Data through May 2026.

What the data says

The 9 AM–12 PM departure wins.

AS 1368 departing between 9 AM–12 PM arrived on time 88% of the time, versus 68% between 6–9 AM.

Mondays have been rough.

AS 1368 arrived on time 100% of the time on Saturdays and just 65% on Mondays. That gap is worth planning around.

A bit ahead of the Alaska Airlines network.

AS 1368 arrived on time 84% of the time, versus 80% across the Alaska Airlines network.

Keep a backup plan handy.

AS 1368 was cancelled 4.8% of the time. Typical for U.S. flights is around 1–2%.

The breakdown

On-time by weekday
  • Mon65%(26 flights)
  • Tue92%(25 flights)
  • Wed91%(22 flights)
  • Thu92%(26 flights)
  • Fri76%(25 flights)
  • Sat100%(12 flights)
  • Sun82%(22 flights)
On-time by departure window
  • 6–9 AM68%(28 flights)
  • 9 AM–12 PM88%(130 flights)
On-time trend by month
89%
May

Nov 90% → May 89% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
November 202590%20
December 202569%29
January 202693%30
February 202692%25
March 202650%14
May 202689%27
Departures on time
80%
Diverted
0%
Flights flown
158
Months covered
8

Same route, other flights

Keep nerding

Based on 166 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.