Historical on-time performance
Indianapolis to Boston
818 miData through Dec 2025Source: US DOT · BTS
Flights on IND–BOS arrive on time 75% of the time over the last 12 months.
On-time rate75%arrived within 15 min
p90 delay65 min1 in 10 flights is worse (tail risk)
Cancelled1.6%of scheduled flights
based on 1,928 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
- Republic AirwaysOn-time75%Medianon timep9065 minCancel1.6%Flights1,928
Why flights run late
Delay causes
- Airline15%
- Weather6%
- Air traffic (NAS)56%
- Late aircraft22%
- 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 IND → 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 — 92% on time.
- Mornings92% on time · p90 10 min · 1,982 flights
- Middays84% on time · p90 30 min · 1,072 flights
- Overnights76% on time · p90 50 min · 90 flights · limited
- Afternoons74% on time · p90 60 min · 1,179 flights
- Evenings71% on time · p90 70 min · 1,451 flights
Best day of week
On-time rates are fairly even by day on this route — ranging from 77% to 88% on time.
- Saturdays88% on time · p90 15 min · 545 flights
- Wednesdays85% on time · p90 30 min · 867 flights
- Tuesdays83% on time · p90 35 min · 869 flights
- Sundays80% on time · p90 45 min · 841 flights
- Mondays80% on time · p90 45 min · 878 flights
- Thursdays79% on time · p90 50 min · 906 flights
- Fridays77% on time · p90 50 min · 868 flights
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