Historical on-time performance
Indianapolis to Washington
476 miData through Dec 2025Source: US DOT · BTS
Flights on IND–IAD arrive on time 83% of the time over the last 12 months.
On-time rate83%arrived within 15 min
p90 delay25 min1 in 10 flights is worse (tail risk)
Cancelled1.6%of scheduled flights
based on 1,093 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
- Republic AirwaysOn-time83%Medianon timep9025 minCancel1.6%Flights1,093
Why flights run late
Delay causes
- Airline25%
- Weather3%
- Air traffic (NAS)29%
- Late aircraft43%
- Security0%
Most delay minutes here are attributed to Late aircraft.
Over time
On-time trend
By season
On-time rate by month
When to fly
Best time to fly IND → IAD
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 — 96% on time.
- Mornings96% on time · p90 on time · 789 flights
- Middays94% on time · p90 5 min · 817 flights
- Afternoons82% on time · p90 25 min · 1,090 flights
- Evenings81% on time · p90 30 min · 653 flights
Best day of week
On-time rates are fairly even by day on this route — ranging from 86% to 90% on time.
- Tuesdays90% on time · p90 10 min · 472 flights
- Saturdays89% on time · p90 10 min · 468 flights
- Wednesdays89% on time · p90 15 min · 479 flights
- Mondays88% on time · p90 15 min · 482 flights
- Thursdays88% on time · p90 15 min · 482 flights
- Sundays87% on time · p90 20 min · 482 flights
- Fridays86% on time · p90 25 min · 484 flights
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