Historical on-time performance
Fort Lauderdale to St. Croix Island
1,140 miData through May 2026Source: US DOT · BTS
Flights on FLL–STX arrive on time 89% of the time over the last 12 months.
On-time rate89%arrived within 15 min
p90 delay10 min1 in 10 flights is worse (tail risk)
Cancelled0.0%of scheduled flights
based on 62 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
- Spirit AirlinesOn-time89%Medianon timep9010 minCancel0.0%Flights62
Why flights run late
Delay causes
- Airline15%
- Weather22%
- Air traffic (NAS)23%
- Late aircraft14%
- Security26%
Most delay minutes here are attributed to Security.
When flights don't go
Why flights were cancelled
- Airline25%
- Weather58%
- Air traffic (NAS)17%
- Security0%
Most cancellations here are attributed to Weather. Shares are among 12 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 FLL → STX
All airlines · rolling 36 months (2023-06 .. 2026-05).
Best day of week
On-time rates are fairly even by day on this route — ranging from 53% to 68% on time.
- Mondays68% on time · p90 55 min · 140 flights · limited
- Fridays67% on time · p90 70 min · 150 flights · limited
- Saturdays53% on time · p90 100 min · 118 flights · limited
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