Historical on-time performance
Newark to Detroit
487 miData through May 2026Source: US DOT · BTS
Flights on EWR–DTW arrive on time 75% of the time over the last 12 months.
On-time rate75%arrived within 15 min
p90 delay55 min1 in 10 flights is worse (tail risk)
Cancelled5.0%of scheduled flights
based on 3,662 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
- United AirlinesOn-time84%Medianon timep9050 minCancel0.0%Flights37
- Republic AirwaysbestOn-time79%Medianon timep9035 minCancel5.7%Flights1,411
- Delta Air LinesOn-time75%Medianon timep9070 minCancel3.3%Flights1,621
- Spirit AirlinesOn-time63%Medianon timep9075 minCancel7.9%Flights593
Why flights run late
Delay causes
- Airline27%
- Weather2%
- Air traffic (NAS)31%
- Late aircraft41%
- Security0%
Most delay minutes here are attributed to Late aircraft.
When flights don't go
Why flights were cancelled
- Airline20%
- Weather54%
- Air traffic (NAS)26%
- Security0%
Most cancellations here are attributed to Weather. Shares are among 182 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 → DTW
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 — 86% on time.
- Mornings86% on time · p90 20 min · 3,294 flights
- Middays82% on time · p90 35 min · 2,110 flights
- Afternoons75% on time · p90 55 min · 1,564 flights
- Evenings71% on time · p90 85 min · 1,604 flights
- Overnights58% on time · p90 105 min · 1,534 flights
Best day of week
On-time rates are fairly even by day on this route — ranging from 73% to 80% on time.
- Tuesdays80% on time · p90 35 min · 1,462 flights
- Wednesdays80% on time · p90 50 min · 1,466 flights
- Saturdays77% on time · p90 50 min · 1,131 flights
- Thursdays76% on time · p90 60 min · 1,524 flights
- Fridays76% on time · p90 55 min · 1,521 flights
- Mondays76% on time · p90 50 min · 1,529 flights
- Sundays73% on time · p90 60 min · 1,473 flights
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