Historical on-time performance
Minneapolis to Boston
1,124 miData through Dec 2025Source: US DOT · BTS
Flights on MSP–BOS arrive on time 76% of the time over the last 12 months.
On-time rate76%arrived within 15 min
p90 delay45 min1 in 10 flights is worse (tail risk)
Cancelled0.1%of scheduled flights
based on 1,850 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
- Delta Air LinesOn-time76%Medianon timep9045 minCancel0.1%Flights1,850
Why flights run late
Delay causes
- Airline33%
- Weather2%
- Air traffic (NAS)50%
- Late aircraft15%
- Security0%
Most delay minutes here are attributed to Air traffic (NAS).
Over time
On-time trend
By season
On-time rate by month
When to fly
Best time to fly MSP → BOS
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 — 90% on time.
- Mornings90% on time · p90 10 min · 1,132 flights
- Middays78% on time · p90 35 min · 2,073 flights
- Overnights75% on time · p90 40 min · 997 flights
- Afternoons69% on time · p90 70 min · 1,177 flights
- Evenings65% on time · p90 75 min · 936 flights
Best day of week
On-time rates are fairly even by day on this route — ranging from 73% to 82% on time.
- Tuesdays82% on time · p90 35 min · 911 flights
- Saturdays82% on time · p90 30 min · 821 flights
- Wednesdays78% on time · p90 40 min · 914 flights
- Mondays74% on time · p90 45 min · 925 flights
- Thursdays73% on time · p90 45 min · 910 flights
- Sundays73% on time · p90 50 min · 914 flights
- Fridays73% on time · p90 50 min · 920 flights
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