Historical on-time performance
Miami to Newark
1,085 miData through May 2026Source: US DOT · BTS
Flights on MIA–EWR arrive on time 69% of the time over the last 12 months.
On-time rate69%arrived within 15 min
p90 delay80 min1 in 10 flights is worse (tail risk)
Cancelled2.8%of scheduled flights
based on 3,906 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
- United AirlinesbestOn-time73%Medianon timep9075 minCancel2.1%Flights2,223
- American AirlinesOn-time66%Medianon timep9075 minCancel3.2%Flights1,420
- Spirit AirlinesOn-time57%Medianon timep90125 minCancel6.5%Flights263
Why flights run late
Delay causes
- Airline24%
- Weather4%
- Air traffic (NAS)37%
- Late aircraft35%
- Security0%
Most delay minutes here are attributed to Air traffic (NAS).
When flights don't go
Why flights were cancelled
- Airline3%
- Weather75%
- Air traffic (NAS)22%
- Security0%
Most cancellations here are attributed to Weather. Shares are among 109 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 MIA → 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 — 89% on time.
- Mornings89% on time · p90 10 min · 3,320 flights
- Middays77% on time · p90 45 min · 2,461 flights
- Overnights63% on time · p90 80 min · 1,557 flights
- Afternoons59% on time · p90 95 min · 2,129 flights
- Evenings56% on time · p90 110 min · 3,061 flights
Best day of week
On-time rates are fairly even by day on this route — ranging from 64% to 75% on time.
- Tuesdays75% on time · p90 50 min · 1,770 flights
- Wednesdays74% on time · p90 55 min · 1,754 flights
- Mondays70% on time · p90 75 min · 1,798 flights
- Saturdays70% on time · p90 75 min · 1,726 flights
- Fridays70% on time · p90 75 min · 1,837 flights
- Thursdays67% on time · p90 80 min · 1,815 flights
- Sundays64% on time · p90 90 min · 1,828 flights
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