Historical on-time performance
Newark to Grand Rapids
605 miData through Dec 2025Source: US DOT · BTS
Flights on EWR–GRR arrive on time 79% of the time over the last 12 months.
On-time rate79%arrived within 15 min
p90 delay30 min1 in 10 flights is worse (tail risk)
Cancelled4.5%of scheduled flights
based on 760 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
- Republic AirwaysOn-time79%Medianon timep9030 minCancel4.5%Flights760
Why flights run late
Delay causes
- Airline29%
- Weather0%
- Air traffic (NAS)26%
- Late aircraft45%
- Security0%
Most delay minutes here are attributed to Late aircraft.
Over time
On-time trend
By season
On-time rate by month
When to fly
Best time to fly EWR → GRR
All airlines · rolling 36 months (2023-01 .. 2025-12).
Best time of day
Mornings are the most reliable time of day to fly this route — 91% on time.
- Mornings91% on time · p90 5 min · 683 flights
- Middays83% on time · p90 25 min · 403 flights
- Afternoons79% on time · p90 35 min · 369 flights
- Evenings76% on time · p90 50 min · 547 flights
- Overnights67% on time · p90 60 min · 518 flights
Best day of week
On-time rates are fairly even by day on this route — ranging from 75% to 84% on time.
- Saturdays84% on time · p90 20 min · 335 flights
- Wednesdays83% on time · p90 30 min · 353 flights
- Mondays82% on time · p90 25 min · 352 flights
- Tuesdays81% on time · p90 25 min · 351 flights
- Thursdays79% on time · p90 40 min · 384 flights
- Sundays75% on time · p90 35 min · 389 flights
- Fridays75% on time · p90 40 min · 356 flights
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