Historical on-time performance
Atlanta to Santa Ana
1,919 miData through May 2026Source: US DOT · BTS
Flights on ATL–SNA arrive on time 74% of the time over the last 12 months.
On-time rate74%arrived within 15 min
p90 delay35 min1 in 10 flights is worse (tail risk)
Cancelled0.8%of scheduled flights
based on 1,063 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
- Delta Air LinesOn-time74%Medianon timep9035 minCancel0.8%Flights1,063
Why flights run late
Delay causes
- Airline59%
- Weather3%
- Air traffic (NAS)25%
- Late aircraft12%
- Security1%
Most delay minutes here are attributed to Airline.
When flights don't go
Why flights were cancelled
- Airline44%
- Weather56%
- Air traffic (NAS)0%
- Security0%
Most cancellations here are attributed to Weather. Shares are among 9 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 → SNA
All airlines · rolling 36 months (2023-06 .. 2026-05).
Best time of day
Afternoons are the most reliable time of day to fly this route — 83% on time.
- Afternoons83% on time · p90 25 min · 166 flights · limited
- Evenings76% on time · p90 45 min · 758 flights
- Overnights76% on time · p90 30 min · 715 flights
- Mornings75% on time · p90 35 min · 947 flights
- Middays74% on time · p90 35 min · 544 flights
Best day of week
On-time rates are fairly even by day on this route — ranging from 72% to 80% on time.
- Tuesdays80% on time · p90 30 min · 377 flights
- Wednesdays80% on time · p90 25 min · 383 flights
- Saturdays79% on time · p90 30 min · 359 flights
- Thursdays74% on time · p90 35 min · 508 flights
- Fridays74% on time · p90 40 min · 511 flights
- Mondays73% on time · p90 35 min · 490 flights
- Sundays72% on time · p90 40 min · 502 flights
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