Airports AirportPace Search

Flight records through . Security counts through .

Which SFO to CMH flight is punctual? United 1939, 9:23 pm.

75% on time across 28 flights in the last 3 months, 3.6% cancelled.

Find your flightSFO security

  • UA 1939

    75%

    on time

    9:23 pm

    4% cancelled

  • UA 1329

    71%

    on time

    8:20 am

    0% cancelled

  • UA 1095

    69%

    on time

    10:30 am

    0% cancelled

3 regular flights, June to August 2026. Few flights on this route, so these shares move a lot from month to month.

When do the flights leave? 3 regular flights, 8:20 am to 9:23 pm.

UA 1939 was cancelled most often, 4% of the time.

Flight records,

  1. UA 1329 8:20 am, 0% cancelled 71%
  2. UA 1095 10:30 am, 0% cancelled 69%
  3. UA 1939 9:23 pm, 4% cancelled 75%

What time should I fly? The 8 am departures.

84% landed on time; at 2 pm, 65%. Saturday was the best day, Monday the worst.

Flight records,

DepartsLanded on time
8 am84%
10 am70%
1 pm82%
2 pm65%
9 pm78%

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.