Atlanta, GA → San Juan, PR flight delays
ATL → SJU · all airlines · 201 flights · April 2026 · source: US BTS
This route is delayed
37%of the time, by +47 min on average when it does.
This is history, not a promise — your specific flight could well be on time.
On-time rate
63%
Delayed 3h+
0%
Cancelled
0%
Avg when late
+47m
Best & worst day to fly
Most on-time
Wednesday
delayed 23%
Worst
Monday
delayed 59%
Which airline is most punctual on ATL → SJU?
Deltadelayed 31%
Frontierdelayed 47%
Frequently asked
How often is the Atlanta, GA to San Juan, PR flight delayed?
About 37% of ATL → SJU flights arrive late (15+ minutes), by an average of 47 minutes when they do, based on 201 flights in April 2026.
Which airline is most punctual on ATL → SJU?
Delta, delayed 31% of the time — the best of the 2 airlines flying this route.
What is the best day to fly ATL → SJU?
Wednesday is the most on-time (delayed 23%), while Monday is the worst (delayed 59%).
Airport overviews