Historical on-time performance
Washington to Huntsville
Flights on DCA–HSV arrive on time 68% of the time over the last 12 months.
based on 1,255 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
Not enough comparable data to name a most-on-time carrier — low-data carriers aren't ranked.
- Republic AirwaysOn-time83%Medianon timep9015 minCancel1.9%Flights53
- Envoy AirOn-time72%Medianon timep9030 minCancel5.8%Flights173
- PSA AirlinesOn-time66%Medianon timep9080 minCancel5.2%Flights1,029
Why flights run late
Delay causes
- Airline26%
- Weather6%
- Air traffic (NAS)13%
- Late aircraft55%
- Security0%
Most delay minutes here are attributed to Late aircraft.
When flights don't go
Why flights were cancelled
- Airline3%
- Weather70%
- Air traffic (NAS)23%
- Security3%
Most cancellations here are attributed to Weather. Shares are among 64 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 DCA → HSV
All airlines · rolling 36 months (2023-06 .. 2026-05).
Best time of day
On-time rates are fairly even by time of day on this route — ranging from 55% to 80% on time.
- Mornings80% on time · p90 30 min · 1,068 flights
- Middays79% on time · p90 40 min · 1,090 flights
- Afternoons69% on time · p90 70 min · 805 flights
- Overnights66% on time · p90 70 min · 722 flights
- Evenings55% on time · p90 100 min · 400 flights
Best day of week
On-time rates are fairly even by day on this route — ranging from 69% to 76% on time.
- Saturdays76% on time · p90 55 min · 316 flights
- Wednesdays74% on time · p90 70 min · 640 flights
- Tuesdays73% on time · p90 55 min · 645 flights
- Mondays73% on time · p90 55 min · 647 flights
- Thursdays73% on time · p90 50 min · 631 flights
- Sundays72% on time · p90 60 min · 567 flights
- Fridays69% on time · p90 65 min · 639 flights
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