Historical on-time performance
Atlanta to Valparaiso
250 miData through May 2026Source: US DOT · BTS
Flights on ATL–VPS arrive on time 82% of the time over the last 12 months.
On-time rate82%arrived within 15 min
p90 delay30 min1 in 10 flights is worse (tail risk)
Cancelled1.8%of scheduled flights
based on 2,386 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
- Delta Air LinesOn-time82%Medianon timep9030 minCancel1.8%Flights2,386
Why flights run late
Delay causes
- Airline50%
- Weather7%
- Air traffic (NAS)13%
- Late aircraft30%
- Security0%
Most delay minutes here are attributed to Airline.
When flights don't go
Why flights were cancelled
- Airline62%
- Weather38%
- Air traffic (NAS)0%
- Security0%
Most cancellations here are attributed to Airline. Shares are among 42 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 ATL → VPS
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 78% to 88% on time.
- Mornings88% on time · p90 15 min · 1,179 flights
- Middays86% on time · p90 20 min · 1,930 flights
- Afternoons80% on time · p90 30 min · 1,178 flights
- Evenings80% on time · p90 40 min · 880 flights
- Overnights78% on time · p90 45 min · 1,565 flights
Best day of week
On-time rates are fairly even by day on this route — ranging from 77% to 88% on time.
- Wednesdays88% on time · p90 15 min · 917 flights
- Tuesdays87% on time · p90 20 min · 904 flights
- Thursdays83% on time · p90 25 min · 1,008 flights
- Mondays82% on time · p90 30 min · 991 flights
- Saturdays80% on time · p90 30 min · 901 flights
- Fridays80% on time · p90 35 min · 1,011 flights
- Sundays77% on time · p90 45 min · 1,000 flights
Keep exploring