Historical on-time performance
Washington to Valparaiso
Flights on DCA–VPS arrive on time 59% of the time over the last 12 months.
based on 160 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.
- American AirlinesOn-time82%Medianon timep9025 minCancel1.6%Flights61
- PSA AirlinesOn-time45%Median5 minp90135 minCancel13.1%Flights99
Why flights run late
Delay causes
- Airline17%
- Weather1%
- Air traffic (NAS)16%
- Late aircraft66%
- Security0%
Most delay minutes here are attributed to Late aircraft.
When flights don't go
Why flights were cancelled
- Airline14%
- Weather71%
- Air traffic (NAS)14%
- Security0%
Most cancellations here are attributed to Weather. Shares are among 14 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 → VPS
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 — 78% on time.
- Mornings78% on time · p90 30 min · 894 flights
- Middays68% on time · p90 70 min · 154 flights · limited
- Evenings54% on time · p90 100 min · 122 flights · limited
Best day of week
On-time rates are fairly even by day on this route — ranging from 67% to 79% on time.
- Saturdays79% on time · p90 35 min · 211 flights
- Sundays77% on time · p90 35 min · 167 flights · limited
- Mondays76% on time · p90 40 min · 166 flights · limited
- Fridays73% on time · p90 50 min · 166 flights · limited
- Tuesdays71% on time · p90 70 min · 164 flights · limited
- Wednesdays70% on time · p90 40 min · 165 flights · limited
- Thursdays67% on time · p90 65 min · 167 flights · limited
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