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Flight Reliability

AS 3040 · Alaska Airlines

EUG → Portland (EUG–PDX)85% of its flights flew this route. The rest (BUR–STS, SMF–SEA) are included in these numbers.

76
Usually Fine
WanderNerd Reliability Score
94%
Arrive within 15 minutes
4 min early
Average arrival delay
5.9%
Cancelled
11 min early
Median arrival delay

Based on 188 historical flights. Data through May 2026.

What the data says

Mornings have a slight edge.

Departures between 3–6 AM arrived on time 94% of the time, against 91% between 12–3 PM.

Tuesday is the weak spot.

AS 3040 arrived on time 100% of the time on Mondays. On Tuesdays: 86%.

Better than the Alaska Airlines network average.

AS 3040 arrived on time 94% of the time, versus 80% across the Alaska Airlines network.

Keep a backup plan handy.

AS 3040 was cancelled 5.9% of the time. Typical for U.S. flights is around 1–2%.

The breakdown

On-time by weekday
  • Mon100%(29 flights)
  • Tue86%(29 flights)
  • Wed89%(18 flights)
  • Thu93%(30 flights)
  • Fri93%(29 flights)
  • Sat97%(29 flights)
  • Sun100%(12 flights)
On-time by departure window
  • 3–6 AM94%(156 flights)
  • 6–9 AM—(1 flights)
  • 12–3 PM91%(11 flights)
  • 6–9 PM—(8 flights)
On-time trend by month
97%
May

Nov 93% → May 97% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
November 202593%30
December 202591%21
January 202683%23
February 2026100%22
March 2026100%24
April 202690%20
May 202697%29
Departures on time
94%
Diverted
0.5%
Flights flown
176
Months covered
9

Same route, other flights

Keep nerding

Based on 188 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.