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Flight records through . Security counts through .

Which SFO to MIA flight is punctual? American 369, 7:20 am.

87% on time across 92 flights in the last 3 months, never cancelled.

Find your flightSFO security
DepartsFlightOn time
7:20 amAA 36987%
10:54 pmUA 176983%
11:45 amAA 77382%
9:35 pmAA 302278%
8:40 amUA 202959%
11:24 amAA 256555%
11:49 pmAA 279954%
9:49 pmAA 154553%
8 of 8 regular flights, ranked by arrivals on time, June to August 2026.

Which airline is most reliable? United and American, neck and neck.

United landed on time 78% of the time, American 75%.

Flight records,

  • United

    78%

    on time

    0.0% cancelled

  • American

    75%

    on time

    0.9% cancelled

When do the flights leave? 8 regular flights, 7:20 am to 11:49 pm.

AA 2799 was cancelled most often, 2% of the time.

Flight records,

  1. UA 2029 8:40 am, 0% cancelled 59%
  2. UA 1769 10:54 pm, 0% cancelled 83%
  1. AA 369 7:20 am, 0% cancelled 87%
  2. AA 2565 11:24 am, 0% cancelled 55%
  3. AA 773 11:45 am, 0% cancelled 82%
  4. AA 3022 9:35 pm, 0% cancelled 78%
  5. AA 1545 9:49 pm, 0% cancelled 53%
  6. AA 2799 11:49 pm, 2% cancelled 54%

What time should I fly? The 6 am departures.

89% landed on time; at 9 pm, 60%. Wednesday was the best day, Thursday the worst.

Flight records,

DepartsLanded on time
6 am89%
7 am88%
8 am75%
11 am67%
12 pm75%
1 pm68%
9 pm60%
10 pm81%
11 pm79%

When is SFO security busiest? 7 am, then 9 am to noon.

Calmest around 4 pm. San Francisco 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

Thursday, 10 am

5,960

people screened, all terminals.