Historical on-time performance
Dallas-Fort Worth to St. Thomas
2,225 miData through May 2026Source: US DOT · BTS
Flights on DFW–STT arrive on time 67% of the time over the last 12 months.
On-time rate67%arrived within 15 min
p90 delay65 min1 in 10 flights is worse (tail risk)
Cancelled0.0%of scheduled flights
based on 64 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
- American AirlinesOn-time67%Medianon timep9065 minCancel0.0%Flights64
Why flights run late
Delay causes
- Airline41%
- Weather0%
- Air traffic (NAS)10%
- Late aircraft49%
- Security0%
Most delay minutes here are attributed to Late aircraft.
When flights don't go
Why flights were cancelled
- Airline83%
- Weather17%
- Air traffic (NAS)0%
- Security0%
Most cancellations here are attributed to Airline. Shares are among 6 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 DFW → STT
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 61% to 73% on time.
- Mornings73% on time · p90 55 min · 102 flights · limited
- Middays61% on time · p90 95 min · 135 flights · limited
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