SJU Today

Combined OTP
Flights Today
Major Delays
Dep 30+ min late
Best Window
12pm - 3pm
86% OTP

What This Means for You

Delay data is currently unavailable for SJU.

If you can choose your departure time: midday flights (12pm - 3pm) run at 86%. Late morning (9am - 12pm) drops to 75%. That is a 11-point difference from the same airport on the same day.

Cyril E. King Airport (STT) is 68 miles away and running 100% today. If your route is available from both airports, STT is the better bet right now.

SJU Flight Board

Live departures and arrivals at Luis Munoz Marin International Airport.

Status Airline Flight Destination Sched Updated Gate
No flights match your search.
No flight data available.

Pick Your Window

Midday vs Late Morning is a 11-point swing at SJU. The midday block runs at 86%. If you have any say in your departure time, this is the biggest thing you can control.

5am - 9am
Early Morning
85%
Best window
9am - 12pm
Late Morning
75%
Decent
12pm - 3pm
Midday
86%
Best window
3pm - 6pm
Afternoon
82%
Best window
6pm - 10pm
Evening
77%
Decent
72
60
77
91
67
73
91
92
84
74
79
72
84
83
92
96
79
72
85
74
73
75
74
89
12a 1 2 3 4 5 6 7 8 9 10 11 12p 1 2 3 4 5 6 7 8 9 10 11

Through the Day

vs Last Week

Down 5 points from last week (79% vs 84%). Arrivals roughly the same. Wed was the worst day, Sun the best.

Dep OTP
79%
-5%
Last week: 84%
Arr OTP
86%
+1%
Last week: 85%

The Bigger Picture

SJU has been bouncing between 54% and 88%. Best day was Apr 18 at 88%. Worst was Mar 17 at 54%. The norm is 73-79%, which is just how SJU runs.

About SJU Delays

Luis Munoz Marin International Airport has averaged 79% on-time departures this week, making it moderately reliable. Performance varies by time of day and weather conditions.

Luis Munoz Marin International Airport is one of 179 FAA-monitored US airports with real-time delay tracking. Data includes departure and arrival on-time percentages, updated every 5 minutes, with historical trends available for the past 90 days.

Nearby alternatives include STT (Cyril E. King Airport). When SJU is experiencing delays, these airports may offer better on-time performance.

Early morning departures from Luis Munoz Marin International Airport typically have the highest on-time rates. Delays tend to accumulate throughout the day as cascading effects from earlier disruptions compound. Check the 24-hour trend chart above for today's pattern.

Source: FAA. Updated every 5 minutes.