Historical on-time performance
Newark to Santa Ana
2,433 miData through May 2026Source: US DOT · BTS
Flights on EWR–SNA arrive on time 83% of the time over the last 12 months.
On-time rate83%arrived within 15 min
p90 delay25 min1 in 10 flights is worse (tail risk)
Cancelled1.4%of scheduled flights
based on 1,092 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
- United AirlinesOn-time83%Medianon timep9025 minCancel1.4%Flights1,092
Why flights run late
Delay causes
- Airline30%
- Weather9%
- Air traffic (NAS)31%
- Late aircraft30%
- Security0%
Most delay minutes here are attributed to Air traffic (NAS).
When flights don't go
Why flights were cancelled
- Airline13%
- Weather73%
- Air traffic (NAS)13%
- Security0%
Most cancellations here are attributed to Weather. Shares are among 15 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 EWR → SNA
All airlines · rolling 36 months (2023-06 .. 2026-05).
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 · 1,094 flights
- Middays82% on time · p90 40 min · 548 flights
- Afternoons82% on time · p90 35 min · 650 flights
- Evenings77% on time · p90 35 min · 984 flights
Best day of week
On-time rates are fairly even by day on this route — ranging from 75% to 88% on time.
- Tuesdays88% on time · p90 10 min · 468 flights
- Wednesdays87% on time · p90 15 min · 467 flights
- Fridays84% on time · p90 25 min · 469 flights
- Thursdays83% on time · p90 25 min · 465 flights
- Saturdays83% on time · p90 25 min · 470 flights
- Mondays80% on time · p90 35 min · 467 flights
- Sundays75% on time · p90 45 min · 470 flights
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