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Flight records through . Security counts through .

Which SJU to ATL flight is punctual? Delta 1763, 7:30 am.

98% on time across 92 flights in the last 3 months, never cancelled.

Find your flightSJU security
DepartsFlightOn time
7:30 amDL 176398%
6:00 amDL 187994%
12:54 pmDL 175790%
2:41 pmDL 188288%
5:56 pmDL 194687%
5:15 pmF9 287142%
6 of 6 regular flights, ranked by arrivals on time, June to August 2026.

Which airline is most reliable? Delta, by a distance.

Delta landed on time 90% of the time, Frontier 54%.

Flight records,

  • Delta

    90%

    on time

    0.9% cancelled

  • Frontier

    54%

    on time

    2.1% cancelled

When do the flights leave? 6 regular flights, 6 am to 5:56 pm.

F9 2871 was cancelled most often, 2% of the time.

Flight records,

  1. DL 1879 6:00 am, 0% cancelled 94%
  2. DL 1763 7:30 am, 0% cancelled 98%
  3. DL 1757 12:54 pm, 0% cancelled 90%
  4. DL 1882 2:41 pm, 0% cancelled 88%
  5. DL 1946 5:56 pm, 0% cancelled 87%
  1. F9 2871 5:15 pm, 2% cancelled 42%

What time should I fly? The 7 am departures.

90% landed on time; at 4 pm, 59%. Wednesday was the best day, Sunday the worst.

Flight records,

DepartsLanded on time
6 am89%
7 am90%
12 pm70%
1 pm89%
2 pm86%
3 pm71%
4 pm59%
5 pm72%
6 pm78%

When is SJU security busiest? 11 am to 2 pm daily.

Calmest around 5 pm. San Juan security, hour by hour.

Security counts,

4a8a12p4p8p
Mon
Tue
Wed
Thu
Fri
Sat
Sun
MonTueWedThuFriSatSun
4a
5a
6a
7a
8a
9a
10a
11a
12p
1p
2p
3p
4p
5p
6p
7p
8p
9p
10p
11p

Monday, 1 pm

1,700

people screened, all terminals.