Historical on-time performance
Salt Lake City to Santa Ana
588 miData through Dec 2025Source: US DOT · BTS
Flights on SLC–SNA arrive on time 82% of the time over the last 12 months.
On-time rate82%arrived within 15 min
p90 delay25 min1 in 10 flights is worse (tail risk)
Cancelled0.4%of scheduled flights
based on 1,606 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 timep9025 minCancel0.4%Flights1,606
Why flights run late
Delay causes
- Airline57%
- Weather6%
- Air traffic (NAS)13%
- Late aircraft24%
- 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 → SNA
All airlines · rolling 36 months (2023-01 .. 2025-12).
Best time of day
On-time rates are fairly even by time of day on this route — ranging from 78% to 88% on time.
- Overnights88% on time · p90 15 min · 1,093 flights
- Mornings88% on time · p90 15 min · 1,101 flights
- Evenings82% on time · p90 35 min · 684 flights
- Middays80% on time · p90 30 min · 1,103 flights
- Afternoons78% on time · p90 40 min · 1,091 flights
Best day of week
On-time rates are fairly even by day on this route — ranging from 80% to 87% on time.
- Tuesdays87% on time · p90 20 min · 738 flights
- Saturdays85% on time · p90 25 min · 625 flights
- Wednesdays85% on time · p90 20 min · 739 flights
- Fridays83% on time · p90 25 min · 740 flights
- Thursdays83% on time · p90 25 min · 737 flights
- Sundays80% on time · p90 25 min · 747 flights
- Mondays80% on time · p90 40 min · 746 flights
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