Historical on-time performance
Charlotte to Washington
322 miData through May 2026Source: US DOT · BTS
Flights on CLT–IAD arrive on time 78% of the time over the last 12 months.
On-time rate78%arrived within 15 min
p90 delay40 min1 in 10 flights is worse (tail risk)
Cancelled2.7%of scheduled flights
based on 1,904 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
- Republic AirwaysbestOn-time83%Medianon timep9035 minCancel2.7%Flights484
- American AirlinesOn-time77%Medianon timep9045 minCancel0.3%Flights300
- PSA AirlinesOn-time77%Medianon timep9040 minCancel3.3%Flights1,120
Why flights run late
Delay causes
- Airline28%
- Weather10%
- Air traffic (NAS)15%
- Late aircraft47%
- Security0%
Most delay minutes here are attributed to Late aircraft.
When flights don't go
Why flights were cancelled
- Airline12%
- Weather76%
- Air traffic (NAS)12%
- Security0%
Most cancellations here are attributed to Weather. Shares are among 51 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 CLT → IAD
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 — 88% on time.
- Mornings88% on time · p90 15 min · 1,196 flights
- Middays85% on time · p90 25 min · 1,857 flights
- Evenings75% on time · p90 55 min · 1,178 flights
- Afternoons73% on time · p90 55 min · 1,037 flights
- Overnights70% on time · p90 70 min · 863 flights
Best day of week
On-time rates are fairly even by day on this route — ranging from 77% to 84% on time.
- Wednesdays84% on time · p90 30 min · 844 flights
- Tuesdays83% on time · p90 40 min · 791 flights
- Thursdays80% on time · p90 35 min · 912 flights
- Fridays79% on time · p90 45 min · 920 flights
- Mondays79% on time · p90 40 min · 926 flights
- Saturdays78% on time · p90 45 min · 793 flights
- Sundays77% on time · p90 55 min · 945 flights
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