Historical on-time performance
Salt Lake City to Newark
Flights on SLC–EWR arrive on time 77% of the time over the last 12 months.
based on 1,312 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
Too close to call — no single carrier is clearly more on-time here.
- Delta Air LinesOn-time78%Medianon timep9030 minCancel2.6%Flights722
- United AirlinesOn-time75%Medianon timep9055 minCancel2.4%Flights590
Why flights run late
Delay causes
- Airline24%
- Weather3%
- Air traffic (NAS)51%
- Late aircraft22%
- Security0%
Most delay minutes here are attributed to Air traffic (NAS).
When flights don't go
Why flights were cancelled
- Airline30%
- Weather70%
- Air traffic (NAS)0%
- Security0%
Most cancellations here are attributed to Weather. Shares are among 33 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 SLC → EWR
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 67% to 80% on time.
- Evenings80% on time · p90 30 min · 199 flights · limited
- Mornings80% on time · p90 35 min · 194 flights · limited
- Early mornings78% on time · p90 45 min · 448 flights
- Overnights76% on time · p90 30 min · 1,119 flights
- Middays71% on time · p90 60 min · 1,560 flights
- Afternoons67% on time · p90 85 min · 305 flights
Best day of week
On-time rates are fairly even by day on this route — ranging from 69% to 81% on time.
- Tuesdays81% on time · p90 30 min · 534 flights
- Wednesdays78% on time · p90 40 min · 529 flights
- Mondays75% on time · p90 45 min · 550 flights
- Fridays74% on time · p90 50 min · 556 flights
- Thursdays71% on time · p90 60 min · 557 flights
- Sundays70% on time · p90 55 min · 555 flights
- Saturdays69% on time · p90 55 min · 544 flights
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