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Flight records through . Security counts through .

Which BOS to SJU flight is punctual? JetBlue 761, 6 am.

85% on time across 91 flights in the last 3 months, 4.4% cancelled.

BOS to SJU flights that landed on time most often
DepartsFlightOn time
6:00 amB6 76185%
8:50 amDL 178083%
12:16 pmB6 26170%
10:10 amB6 86161%
7:50 pmB6 56130%
5 of 5 regular flights, ranked by arrivals on time, June to August 2026.

Which airline is most reliable? Delta, ahead of JetBlue.

Delta landed on time 73% of the time, JetBlue 64%.

Flight records,

  • Delta

    73%

    on time

    1.5% cancelled

  • JetBlue

    64%

    on time

    2.8% cancelled

When do the flights leave? 5 regular flights, 6 am to 7:50 pm.

B6 561 was cancelled most often, 6% of the time.

Flight records,

  1. DL 1780 8:50 am, 0% cancelled 83%
  1. B6 761 6:00 am, 4% cancelled 85%
  2. B6 861 10:10 am, 0% cancelled 61%
  3. B6 261 12:16 pm, 0% cancelled 70%
  4. B6 561 7:50 pm, 6% cancelled 30%

What time should I fly? The 6 am departures.

82% landed on time; at 9 pm, 30%. Tuesday was the best day, Thursday the worst.

Flight records,

Share of BOS to SJU flights landing less than 15 minutes late, by scheduled departure hour
DepartsBarLanded on time
5 am73%
6 am82%
7 am72%
8 am77%
9 am61%
10 am55%
11 am74%
12 pm68%
1 pm61%
2 pm44%
3 pm55%
5 pm63%
6 pm57%
7 pm33%
8 pm46%
9 pm30%
10 pm58%

When is BOS security busiest? 5 to 6 every morning.

Calmest around 12 pm. Boston security, hour by hour.

Security counts,

People screened per hour at BOS checkpoints, by weekday and hour; choose a cell to read it
4a8a12p4p8p
Mon
Tue
Wed
Thu
Fri
Sat
Sun
People screened per hour at BOS checkpoints, by weekday and hour; choose a cell to read it
MonTueWedThuFriSatSun
4a
5a
6a
7a
8a
9a
10a
11a
12p
1p
2p
3p
4p
5p
6p
7p
8p
9p
10p
11p

Monday, 6 am

5,710

people screened, all terminals.