Historical on-time performance
Milwaukee to Boston
Flights on MKE–BOS arrive on time 67% of the time over the last 12 months.
based on 634 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
Not enough comparable data to name a most-on-time carrier — low-data carriers aren't ranked.
- Republic AirwaysOn-time69%Medianon timep9065 minCancel3.5%Flights511
- JetBlue AirwaysOn-time56%Median5 minp9090 minCancel0.8%Flights123
Why flights run late
Delay causes
- Airline27%
- Weather4%
- Air traffic (NAS)39%
- Late aircraft29%
- Security0%
Most delay minutes here are attributed to Air traffic (NAS).
When flights don't go
Why flights were cancelled
- Airline32%
- Weather11%
- Air traffic (NAS)58%
- Security0%
Most cancellations here are attributed to Air traffic (NAS). Shares are among 19 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 MKE → BOS
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 59% to 83% on time.
- Mornings83% on time · p90 30 min · 310 flights
- Middays78% on time · p90 45 min · 881 flights
- Evenings73% on time · p90 60 min · 900 flights
- Afternoons59% on time · p90 85 min · 345 flights
Best day of week
On-time rates are fairly even by day on this route — ranging from 70% to 82% on time.
- Saturdays82% on time · p90 30 min · 262 flights
- Tuesdays77% on time · p90 50 min · 359 flights
- Wednesdays77% on time · p90 40 min · 361 flights
- Sundays74% on time · p90 70 min · 352 flights
- Fridays72% on time · p90 80 min · 366 flights
- Thursdays71% on time · p90 60 min · 367 flights
- Mondays70% on time · p90 75 min · 369 flights
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