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Flight records through . Security counts through .

Which SFO to AUS flight is punctual? United 1326, 8:50 am.

87% on time across 71 flights in the last 3 months, never cancelled.

Find your flightSFO security
DepartsFlightOn time
8:50 amUA 132687%
9:48 amDL 38185%
11:59 pmUA 180784%
6:27 pmUA 212676%
1:20 pmUA 111671%
5:21 pmUA 233262%
10:10 amWN 422754%
5:21 pmUA 37349%
8 of 11 regular flights, ranked by arrivals on time, June to August 2026.

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

United landed on time 79% of the time, Delta 64%.

Flight records,

  • United

    79%

    on time

    0.4% cancelled

  • Delta

    64%

    on time

    1.2% cancelled

  • Southwest

    40%

    on time

    0.0% cancelled

When do the flights leave? 11 regular flights, 8:50 am to 11:59 pm.

None was cancelled in the last 3 months.

Flight records,

  1. UA 1326 8:50 am, 0% cancelled 87%
  2. UA 2432 10:50 am, 0% cancelled 43%
  3. UA 1116 1:20 pm, 0% cancelled 71%
  4. UA 2332 5:21 pm, 0% cancelled 62%
  5. UA 373 5:21 pm, 0% cancelled 49%
  6. UA 2126 6:27 pm, 0% cancelled 76%
  7. UA 1807 11:59 pm, 0% cancelled 84%
  1. DL 381 9:48 am, 0% cancelled 85%
  2. DL 1077 5:59 pm, 0% cancelled 44%
  1. WN 4227 10:10 am, 0% cancelled 54%
  2. WN 3633 12:50 pm, 0% cancelled 12%

What time should I fly? The 7 am departures.

97% landed on time; at 10 am, 53%. Saturday was the best day, Friday the worst.

Flight records,

DepartsLanded on time
7 am97%
8 am86%
9 am80%
10 am53%
11 am58%
12 pm57%
1 pm69%
4 pm66%
5 pm60%
6 pm81%
7 pm76%
11 pm83%

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.