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Flight Reliability

AS 736 · Alaska Airlines

Seattle → Reno (SEA–RNO)90% of its flights flew this route. The rest (BOI–PDX, SAN–PDX) are included in these numbers.

83
Pretty Reliable
WanderNerd Reliability Score
81%
Arrive within 15 minutes
2 min
Average arrival delay
1.5%
Cancelled
6 min early
Median arrival delay

Based on 271 historical flights. Data through May 2026.

What the data says

Morning-you made the right choice.

AS 736 departing between 3–6 AM arrived on time 100% of the time, versus 75% between 9 PM–12 AM.

Skip Thursday if you can.

AS 736 arrived on time 88% of the time on Wednesdays. On Thursdays: 74%.

Ticking up lately.

AS 736 arrived on time 84% of the time over the last three months in the data, compared with 78% in the three months before that.

The breakdown

On-time by weekday
  • Mon86%(36 flights)
  • Tue82%(33 flights)
  • Wed88%(33 flights)
  • Thu74%(43 flights)
  • Fri79%(43 flights)
  • Sat82%(34 flights)
  • Sun78%(45 flights)
On-time by departure window
  • 3–6 AM100%(21 flights)
  • 3–6 PM—(1 flights)
  • 6–9 PM92%(62 flights)
  • 9 PM–12 AM75%(183 flights)
On-time trend by month
90%
May

Jun 79% → May 90% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202579%19
July 202570%30
August 202571%24
September 202592%12
October 202574%19
November 202586%29
December 202557%14
January 202690%30
February 202689%28
March 202673%22
May 202690%31
Departures on time
75%
Diverted
0%
Flights flown
267
Months covered
12

Same route, other flights

Keep nerding

Based on 271 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.