Historical on-time performance
Raleigh-durham to Washington
227 miData through Dec 2025Source: US DOT · BTS
Flights on RDU–DCA arrive on time 63% of the time over the last 12 months.
On-time rate63%arrived within 15 min
p90 delay75 min1 in 10 flights is worse (tail risk)
Cancelled4.7%of scheduled flights
based on 1,760 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
Too close to call — no single carrier is clearly more on-time here.
- American AirlinesOn-time73%Medianon timep9095 minCancel1.7%Flights115
- Envoy AirOn-time73%Medianon timep9040 minCancel4.6%Flights366
- Republic AirwaysOn-time62%Medianon timep9060 minCancel5.6%Flights576
- PSA AirlinesOn-time57%Medianon timep9085 minCancel4.4%Flights703
Why flights run late
Delay causes
- Airline13%
- Weather6%
- Air traffic (NAS)32%
- Late aircraft48%
- 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 RDU → DCA
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 — 86% on time.
- Mornings86% on time · p90 15 min · 1,927 flights
- Middays80% on time · p90 40 min · 2,152 flights
- Afternoons70% on time · p90 60 min · 1,299 flights
- Evenings59% on time · p90 60 min · 1,493 flights
- Overnights43% on time · p90 75 min · 666 flights
Best day of week
Saturdays are the most reliable day to fly this route — 83% on time.
- Saturdays83% on time · p90 20 min · 619 flights
- Mondays73% on time · p90 45 min · 1,177 flights
- Tuesdays73% on time · p90 45 min · 1,170 flights
- Wednesdays72% on time · p90 45 min · 1,168 flights
- Sundays71% on time · p90 50 min · 1,109 flights
- Thursdays70% on time · p90 55 min · 1,141 flights
- Fridays69% on time · p90 65 min · 1,153 flights
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