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Flight records through . Security counts through .

Which ATL to MIA flight is punctual? Delta 2836, 7:30 am.

90% on time across 90 flights in the last 3 months, 5.6% cancelled.

Find your flightATL security
DepartsFlightOn time
7:30 amDL 283690%
8:55 amDL 151089%
10:35 amAA 104685%
7:00 amAA 319083%
11:00 amDL 133283%
12:54 pmDL 157979%
5:20 amAA 113579%
9:00 amAA 252673%
8 of 20 regular flights, ranked by arrivals on time, June to August 2026.

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

American landed on time 74% of the time, Delta 70%.

Flight records,

  • American

    74%

    on time

    0.8% cancelled

  • Delta

    70%

    on time

    1.8% cancelled

  • Frontier

    62%

    on time

    1.6% cancelled

When do the flights leave? 20 regular flights, 5:20 am to 10:49 pm.

DL 1589 was cancelled most often, 6% of the time.

Flight records,

  1. AA 1135 5:20 am, 0% cancelled 79%
  2. AA 3190 7:00 am, 0% cancelled 83%
  3. AA 2526 9:00 am, 1% cancelled 73%
  4. AA 1046 10:35 am, 0% cancelled 85%
  5. AA 512 10:38 am, 2% cancelled 72%
  6. AA 2018 3:08 pm, 0% cancelled 25%
  7. AA 1367 7:00 pm, 3% cancelled 28%
  1. DL 2836 7:30 am, 6% cancelled 90%
  2. DL 1510 8:55 am, 4% cancelled 89%
  3. DL 1332 11:00 am, 2% cancelled 83%
  4. DL 1579 12:54 pm, 0% cancelled 79%
  5. DL 1386 2:52 pm, 1% cancelled 64%
  6. DL 1323 3:58 pm, 1% cancelled 65%
  7. DL 1631 5:09 pm, 4% cancelled 47%
  8. DL 1588 8:16 pm, 0% cancelled 56%
  9. DL 1234 9:37 pm, 5% cancelled 49%
  10. DL 1589 10:49 pm, 6% cancelled 66%
  1. F9 4406 11:47 am, 0% cancelled 67%
  2. F9 2272 2:29 pm, 0% cancelled 67%
  3. F9 3442 8:55 pm, 6% cancelled 34%

What time should I fly? The 6 am departures.

88% landed on time; at 9 pm, 42%. Wednesday was the best day, Sunday the worst.

Flight records,

DepartsLanded on time
5 am87%
6 am88%
7 am87%
8 am79%
9 am78%
10 am76%
11 am78%
12 pm76%
1 pm67%
2 pm66%
3 pm60%
4 pm58%
5 pm56%
6 pm58%
7 pm57%
8 pm53%
9 pm42%
10 pm65%
11 pm62%

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.