Historical on-time performance
Detroit to Newark
488 miData through May 2026Source: US DOT · BTS
Flights on DTW–EWR arrive on time 71% of the time over the last 12 months.
On-time rate71%arrived within 15 min
p90 delay65 min1 in 10 flights is worse (tail risk)
Cancelled5.1%of scheduled flights
based on 3,643 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
- United AirlinesOn-time97%Medianon timep90on timeCancel0.0%Flights36
- Republic AirwaysbestOn-time74%Medianon timep9045 minCancel6.0%Flights1,393
- Delta Air LinesOn-time71%Medianon timep9075 minCancel3.2%Flights1,621
- Spirit AirlinesOn-time61%Medianon timep9085 minCancel8.6%Flights593
Why flights run late
Delay causes
- Airline26%
- Weather2%
- Air traffic (NAS)54%
- Late aircraft18%
- Security0%
Most delay minutes here are attributed to Air traffic (NAS).
When flights don't go
Why flights were cancelled
- Airline19%
- Weather51%
- Air traffic (NAS)30%
- Security0%
Most cancellations here are attributed to Weather. Shares are among 186 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 DTW → EWR
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 — 88% on time.
- Mornings88% on time · p90 15 min · 2,911 flights
- Middays83% on time · p90 35 min · 2,239 flights
- Afternoons69% on time · p90 75 min · 1,861 flights
- Overnights68% on time · p90 85 min · 1,368 flights
- Evenings60% on time · p90 105 min · 1,710 flights
Best day of week
On-time rates are fairly even by day on this route — ranging from 71% to 79% on time.
- Wednesdays79% on time · p90 50 min · 1,465 flights
- Tuesdays79% on time · p90 45 min · 1,461 flights
- Saturdays78% on time · p90 55 min · 1,131 flights
- Mondays76% on time · p90 50 min · 1,527 flights
- Thursdays75% on time · p90 65 min · 1,517 flights
- Fridays74% on time · p90 65 min · 1,533 flights
- Sundays71% on time · p90 70 min · 1,455 flights
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