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Flight records through . Security counts through .

Which ATL to SFO flight is punctual? Delta 693, 8:25 am.

90% on time across 92 flights in the last 3 months, 1.1% cancelled.

Find your flightATL security
DepartsFlightOn time
8:25 amDL 69390%
6:30 amUA 57180%
10:40 pmDL 65667%
12:59 pmDL 75059%
3:35 pmDL 82357%
5:45 pmDL 51753%
7:59 pmDL 49552%
4:55 pmF9 144750%
8 of 11 regular flights, ranked by arrivals on time, June to August 2026.

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

United landed on time 77% of the time, Delta 68%.

Flight records,

  • United

    77%

    on time

    0.5% cancelled

  • Delta

    68%

    on time

    0.7% cancelled

When do the flights leave? 11 regular flights, 6:30 am to 10:40 pm.

DL 823 was cancelled most often, 1% of the time.

Flight records,

  1. UA 571 6:30 am, 1% cancelled 80%
  2. UA 285 6:00 pm, 0% cancelled 46%
  1. DL 693 8:25 am, 1% cancelled 90%
  2. DL 672 10:00 am, 0% cancelled 49%
  3. DL 750 12:59 pm, 1% cancelled 59%
  4. DL 823 3:35 pm, 1% cancelled 57%
  5. DL 517 5:45 pm, 0% cancelled 53%
  6. DL 495 7:59 pm, 0% cancelled 52%
  7. DL 545 8:50 pm, 0% cancelled 38%
  8. DL 656 10:40 pm, 0% cancelled 67%

What time should I fly? The 6 am departures.

87% landed on time; at 8 pm, 58%. Tuesday was the best day, Sunday the worst.

Flight records,

DepartsLanded on time
6 am87%
7 am82%
8 am81%
9 am62%
10 am72%
11 am69%
12 pm69%
2 pm66%
3 pm66%
4 pm64%
5 pm69%
6 pm62%
7 pm60%
8 pm58%
9 pm74%
10 pm60%

When is ATL security busiest? 6 to 8 am, then 2 pm.

Calmest around 11 am. Atlanta 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

Monday, 7 am

7,630

people screened, all terminals.