Historical on-time performance
San Juan to Dallas-Fort Worth
2,165 miData through Dec 2025Source: US DOT · BTS
Flights on SJU–DFW arrive on time 78% of the time over the last 12 months.
On-time rate78%arrived within 15 min
p90 delay40 min1 in 10 flights is worse (tail risk)
Cancelled0.6%of scheduled flights
based on 700 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
- American AirlinesOn-time74%Medianon timep9045 minCancel0.5%Flights550
- Spirit AirlinesbestOn-time92%Medianon timep905 minCancel0.7%Flights150
Why flights run late
Delay causes
- Airline29%
- Weather1%
- Air traffic (NAS)15%
- Late aircraft54%
- 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 SJU → DFW
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 61% to 85% on time.
- Early mornings85% on time · p90 30 min · 234 flights
- Mornings81% on time · p90 30 min · 838 flights
- Middays75% on time · p90 40 min · 312 flights
- Overnights74% on time · p90 70 min · 138 flights · limited
- Evenings70% on time · p90 60 min · 273 flights
- Afternoons61% on time · p90 60 min · 878 flights
Best day of week
On-time rates are fairly even by day on this route — ranging from 67% to 76% on time.
- Thursdays76% on time · p90 40 min · 388 flights
- Fridays75% on time · p90 45 min · 396 flights
- Tuesdays73% on time · p90 45 min · 350 flights
- Sundays73% on time · p90 40 min · 401 flights
- Mondays73% on time · p90 60 min · 403 flights
- Wednesdays70% on time · p90 50 min · 335 flights
- Saturdays67% on time · p90 55 min · 400 flights
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