Historical on-time performance
Newark to St. Louis
Flights on EWR–STL arrive on time 80% of the time over the last 12 months.
based on 937 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
- Republic AirwaysOn-time80%Medianon timep9025 minCancel5.8%Flights937
Why flights run late
Delay causes
- Airline27%
- Weather9%
- Air traffic (NAS)20%
- Late aircraft44%
- Security0%
Most delay minutes here are attributed to Late aircraft.
When flights don't go
Why flights were cancelled
- Airline0%
- Weather63%
- Air traffic (NAS)37%
- Security0%
Most cancellations here are attributed to Weather. Shares are among 54 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 → STL
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 65% to 89% on time.
- Mornings89% on time · p90 10 min · 999 flights
- Middays83% on time · p90 30 min · 132 flights · limited
- Evenings82% on time · p90 35 min · 188 flights · limited
- Afternoons78% on time · p90 60 min · 873 flights
- Overnights65% on time · p90 75 min · 787 flights
Best day of week
On-time rates are fairly even by day on this route — ranging from 74% to 82% on time.
- Wednesdays82% on time · p90 40 min · 428 flights
- Tuesdays81% on time · p90 30 min · 434 flights
- Fridays80% on time · p90 40 min · 434 flights
- Mondays80% on time · p90 35 min · 431 flights
- Saturdays78% on time · p90 40 min · 399 flights
- Sundays78% on time · p90 45 min · 426 flights
- Thursdays74% on time · p90 45 min · 427 flights
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