Southwest Airlines departures from San Juan, PR (SJU)

Among 3,905 scheduled Southwest Airlines flights departing SJU, 79.6% arrived on time, 9.9% arrived at least 30 minutes late, and 0.8% were cancelled during July 2025–June 2026.

Source: U.S. Bureau of Transportation Statistics · Origin and marketing-carrier cohort · Updated September 16, 2026

HISTORICAL ROUTE SIGNALGenerally reliable

79.6%arrived on time

9.9%30+ min late

0.8%cancelled

3,905scheduled flights

Based on July 2025–June 2026; on time means arrival less than 15 minutes late.

30+ minutes late9.9%

60+ minutes late3.6%

Cancelled0.8%

Diverted0.2%

What does the Southwest Airlines SJU sample show?

Southwest Airlines completed 99.1% of its scheduled departures from SJU; 3.6% arrived at least one hour late and 0.2% were diverted.

What were Southwest Airlines at SJU disruption rates?

For Southwest Airlines departures from SJU, 9.9% arrived at least 30 minutes late, 0.8% were cancelled, and 0.2% were diverted.

Compare all airlines at SJU

How large was the Southwest Airlines cohort at SJU?

The Southwest Airlines cohort at SJU contained 3,905 scheduled flights, including 3,868 completed flights, 31 cancellations, and 6 diversions.