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Flight Reliability

AS 103 · Alaska Airlines

Fairbanks → Anchorage (FAI–ANC)

81
Pretty Reliable
WanderNerd Reliability Score
75%
Arrive within 15 minutes
8 min
Average arrival delay
0.4%
Cancelled
2 min early
Median arrival delay

Based on 270 historical flights. Data through May 2026.

What the data says

The 3–6 PM departure wins.

AS 103 departing between 3–6 PM arrived on time 84% of the time, versus 71% between 12–3 PM.

Saturdays have been rough.

AS 103 arrived on time 85% of the time on Sundays and just 62% on Saturdays. That gap is worth planning around.

Lagging the FAI–ANC route.

AS 103 arrived on time 75% of the time, versus 86% across the FAI–ANC route.

A bit behind the Alaska Airlines network.

AS 103 arrived on time 75% of the time, versus 80% across the Alaska Airlines network.

The breakdown

On-time by weekday
  • Mon69%(42 flights)
  • Tue73%(40 flights)
  • Wed81%(36 flights)
  • Thu76%(42 flights)
  • Fri74%(42 flights)
  • Sat62%(26 flights)
  • Sun85%(41 flights)
On-time by departure window
  • 12–3 PM71%(184 flights)
  • 3–6 PM84%(85 flights)
On-time trend by month
100%
Apr

Jun 74% → Apr 100% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202574%19
July 202558%31
August 202565%31
September 202597%29
November 202583%29
December 202543%30
January 202682%27
February 202679%24
March 202680%25
April 2026100%15
Departures on time
77%
Diverted
0%
Flights flown
269
Months covered
11

Same route, other flights

Keep nerding

Based on 270 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.