Historical on-time performance
Atlanta to Salt Lake City
Flights on ATL–SLC arrive on time 82% of the time over the last 12 months.
based on 2,960 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
- Delta Air LinesOn-time82%Medianon timep9035 minCancel0.4%Flights2,960
Why flights run late
Delay causes
- Airline56%
- Weather7%
- Air traffic (NAS)14%
- Late aircraft22%
- Security0%
Most delay minutes here are attributed to Airline.
When flights don't go
Why flights were cancelled
- Airline23%
- Weather77%
- Air traffic (NAS)0%
- Security0%
Most cancellations here are attributed to Weather. Shares are among 13 cancellations with a reported cause (BTS reports causes from June 2003).
Over time
On-time trend
By season
On-time rate by month
When to fly
Best time to fly ATL → SLC
All airlines · rolling 36 months (2023-06 .. 2026-05).
Best time of day
On-time rates are fairly even by time of day on this route — ranging from 73% to 89% on time.
- Mornings89% on time · p90 15 min · 1,256 flights
- Middays88% on time · p90 15 min · 2,739 flights
- Afternoons82% on time · p90 30 min · 1,609 flights
- Evenings79% on time · p90 40 min · 2,147 flights
- Overnights73% on time · p90 50 min · 1,248 flights
Best day of week
On-time rates are fairly even by day on this route — ranging from 80% to 86% on time.
- Tuesdays86% on time · p90 20 min · 1,264 flights
- Wednesdays86% on time · p90 20 min · 1,278 flights
- Thursdays83% on time · p90 25 min · 1,285 flights
- Saturdays83% on time · p90 30 min · 1,290 flights
- Mondays82% on time · p90 30 min · 1,291 flights
- Sundays80% on time · p90 35 min · 1,295 flights
- Fridays80% on time · p90 35 min · 1,296 flights
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