Historical on-time performance
Salt Lake City to Anchorage
2,125 miData through Dec 2025Source: US DOT · BTS
Flights on SLC–ANC arrive on time 66% of the time over the last 12 months.
On-time rate66%arrived within 15 min
p90 delay35 min1 in 10 flights is worse (tail risk)
Cancelled0.0%of scheduled flights
based on 62 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
- Delta Air LinesOn-time66%Medianon timep9035 minCancel0.0%Flights62
Why flights run late
Delay causes
- Airline42%
- Weather16%
- Air traffic (NAS)18%
- Late aircraft23%
- Security0%
Most delay minutes here are attributed to Airline.
Over time
On-time trend
By season
On-time rate by month
When to fly
Best time to fly SLC → ANC
All airlines · rolling 36 months (2023-01 .. 2025-12).
Best time of day
Mornings are the most reliable time of day to fly this route — 89% on time.
- Mornings89% on time · p90 10 min · 56 flights · limited
- Overnights72% on time · p90 35 min · 278 flights
Best day of week
On-time rates are fairly even by day on this route — ranging from 68% to 81% on time.
- Saturdays81% on time · p90 25 min · 80 flights · limited
- Mondays81% on time · p90 35 min · 53 flights · limited
- Sundays78% on time · p90 30 min · 76 flights · limited
- Fridays68% on time · p90 35 min · 59 flights · limited
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