Historical on-time performance
Sacramento to Newark
2,500 miData through May 2026Source: US DOT · BTS
Flights on SMF–EWR arrive on time 73% of the time over the last 12 months.
On-time rate73%arrived within 15 min
p90 delay45 min1 in 10 flights is worse (tail risk)
Cancelled1.5%of scheduled flights
based on 275 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
- United AirlinesOn-time73%Medianon timep9045 minCancel1.5%Flights275
Why flights run late
Delay causes
- Airline34%
- Weather2%
- Air traffic (NAS)12%
- Late aircraft52%
- Security0%
Most delay minutes here are attributed to Late aircraft.
When flights don't go
Why flights were cancelled
- Airline25%
- Weather75%
- Air traffic (NAS)0%
- Security0%
Most cancellations here are attributed to Weather. Shares are among 4 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 SMF → EWR
All airlines · rolling 36 months (2023-06 .. 2026-05).
Best day of week
On-time rates are fairly even by day on this route — ranging from 70% to 82% on time.
- Tuesdays82% on time · p90 20 min · 120 flights · limited
- Saturdays79% on time · p90 45 min · 121 flights · limited
- Thursdays74% on time · p90 50 min · 121 flights · limited
- Sundays73% on time · p90 50 min · 124 flights · limited
- Wednesdays72% on time · p90 70 min · 120 flights · limited
- Mondays72% on time · p90 65 min · 123 flights · limited
- Fridays70% on time · p90 55 min · 121 flights · limited
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