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WanderNerd

Flight Reliability

AS 382 · Alaska Airlines

Seattle → Nashville (SEABNA)94% of its flights flew this route. The rest (SEA–ANC) are included in these numbers.

73
Usually Fine
WanderNerd Reliability Score
71%
Arrive within 15 minutes
6 min
Average arrival delay
1.5%
Cancelled
2 min early
Median arrival delay

Based on 338 historical flights. Data through May 2026.

What the data says

The late departure is the smart one here.

AS 382 departing between 9 PM–12 AM arrived on time 85% of the time, versus 65% between 3–6 PM.

Saturday is the weak spot.

AS 382 arrived on time 74% of the time on Wednesdays. On Saturdays: 66%.

A bit behind the SEA–BNA route.

AS 382 arrived on time 71% of the time, versus 77% across the SEA–BNA route.

Lagging the Alaska Airlines network.

AS 382 arrived on time 71% of the time, versus 80% across the Alaska Airlines network.

The breakdown

On-time by weekday
  • Mon73%(51 flights)
  • Tue72%(46 flights)
  • Wed74%(43 flights)
  • Thu73%(48 flights)
  • Fri68%(50 flights)
  • Sat66%(44 flights)
  • Sun69%(51 flights)
On-time by departure window
  • 12–3 PM84%(19 flights)
  • 3–6 PM65%(234 flights)
  • 9 PM–12 AM85%(80 flights)
On-time trend by month
79%
May

Jun 47% → May 79% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202547%30
July 202527%30
August 202542%31
September 202583%30
October 202575%28
November 202586%28
December 202578%27
January 202683%18
February 202687%23
March 202687%30
April 202686%29
May 202679%29
Departures on time
72%
Diverted
0%
Flights flown
333
Months covered
12

Based on 338 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.