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Flight records through . Security counts through .

Which SFO to PHL flight is punctual? American 2161, 6 am.

93% on time across 87 flights in the last 3 months, 1.1% cancelled.

Find your flightSFO security
DepartsFlightOn time
6:00 amAA 216193%
8:38 amUA 243189%
8:38 amUA 234088%
12:59 amAA 263587%
10:12 pmAA 316685%
11:20 pmUA 285482%
9:10 pmAA 204578%
9:51 amAA 184578%
8 of 13 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 84% of the time, American 84%.

Flight records,

  • United

    84%

    on time

    0.5% cancelled

  • American

    84%

    on time

    1.8% cancelled

When do the flights leave? 13 regular flights, 12:48 am to 11:20 pm.

AA 2695 was cancelled most often, 6% of the time.

Flight records,

  1. UA 2340 8:38 am, 0% cancelled 88%
  2. UA 2431 8:38 am, 0% cancelled 89%
  3. UA 1298 12:25 pm, 0% cancelled 52%
  4. UA 2619 4:42 pm, 0% cancelled 66%
  5. UA 2854 11:20 pm, 0% cancelled 82%
  1. AA 2695 12:48 am, 6% cancelled 62%
  2. AA 2635 12:59 am, 3% cancelled 87%
  3. AA 2161 6:00 am, 1% cancelled 93%
  4. AA 2941 8:18 am, 0% cancelled 73%
  5. AA 2722 9:49 am, 1% cancelled 71%
  6. AA 1845 9:51 am, 0% cancelled 78%
  7. AA 2045 9:10 pm, 3% cancelled 78%
  8. AA 3166 10:12 pm, 0% cancelled 85%

What time should I fly? The 5 am departures.

100% landed on time; at 4 pm, 66%. Tuesday was the best day, Monday the worst.

Flight records,

DepartsLanded on time
12 am72%
5 am100%
6 am93%
7 am85%
8 am89%
9 am73%
10 am82%
11 am86%
12 pm72%
1 pm84%
4 pm66%
9 pm82%
10 pm88%
11 pm84%

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.