Historical on-time performance
St. Louis to Sarasota
903 miData through Dec 2025Source: US DOT · BTS
Flights on STL–SRQ arrive on time 77% of the time over the last 12 months.
On-time rate77%arrived within 15 min
p90 delay45 min1 in 10 flights is worse (tail risk)
Cancelled0.3%of scheduled flights
based on 343 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
- Southwest AirlinesOn-time77%Medianon timep9045 minCancel0.3%Flights343
Why flights run late
Delay causes
- Airline18%
- Weather5%
- Air traffic (NAS)14%
- Late aircraft63%
- 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 STL → SRQ
All airlines · rolling 36 months (2023-01 .. 2025-12).
Best time of day
On-time rates are fairly even by time of day on this route — ranging from 68% to 79% on time.
- Mornings79% on time · p90 35 min · 99 flights · limited
- Middays77% on time · p90 35 min · 411 flights
- Evenings75% on time · p90 50 min · 283 flights
- Afternoons74% on time · p90 25 min · 94 flights · limited
- Overnights68% on time · p90 65 min · 184 flights · limited
Best day of week
On-time rates are fairly even by day on this route — ranging from 69% to 82% on time.
- Mondays82% on time · p90 20 min · 139 flights · limited
- Thursdays81% on time · p90 25 min · 139 flights · limited
- Tuesdays78% on time · p90 30 min · 134 flights · limited
- Fridays73% on time · p90 50 min · 138 flights · limited
- Sundays73% on time · p90 35 min · 181 flights · limited
- Wednesdays70% on time · p90 65 min · 128 flights · limited
- Saturdays69% on time · p90 45 min · 212 flights
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