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Flight records through . Security counts through .

Which SDF to ORD flight is punctual? United 3696, 9 am.

94% on time across 47 flights in the last 3 months, never cancelled.

Find your flightSDF security
DepartsFlightOn time
9:00 amUA 369694%
11:05 amAA 470493%
7:15 amUA 342292%
6:48 amAA 462292%
6:28 amAA 441389%
10:23 amUA 361576%
7:47 pmUA 523475%
11:05 amAA 358274%
8 of 20 regular flights, ranked by arrivals on time, June to August 2026.

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

American landed on time 77% of the time, United 73%.

Flight records,

  • American

    77%

    on time

    3.3% cancelled

  • United

    73%

    on time

    2.9% cancelled

When do the flights leave? 20 regular flights, 6:28 am to 7:55 pm.

AA 4482 was cancelled most often, 13% of the time.

Flight records,

  1. AA 4413 6:28 am, 0% cancelled 89%
  2. AA 4622 6:48 am, 0% cancelled 92%
  3. AA 3582 11:05 am, 0% cancelled 74%
  4. AA 4704 11:05 am, 0% cancelled 93%
  5. AA 4482 6:30 pm, 13% cancelled 48%
  6. AA 4668 7:18 pm, 11% cancelled 68%
  1. UA 3422 7:15 am, 1% cancelled 92%
  2. UA 3579 9:00 am, 0% cancelled 71%
  3. UA 3694 9:00 am, 0% cancelled 71%
  4. UA 3696 9:00 am, 0% cancelled 94%
  5. UA 4596 10:02 am, 0% cancelled 67%
  6. UA 5629 10:04 am, 0% cancelled 61%
  7. UA 3615 10:23 am, 5% cancelled 76%
  8. UA 4536 1:50 pm, 0% cancelled 62%
  9. UA 5230 2:10 pm, 8% cancelled 58%
  10. UA 5603 2:10 pm, 2% cancelled 51%
  11. UA 5929 5:50 pm, 6% cancelled 49%
  12. UA 5382 6:00 pm, 12% cancelled 71%
  13. UA 5234 7:47 pm, 4% cancelled 75%
  14. UA 4563 7:55 pm, 11% cancelled 64%

What time should I fly? The 5 am departures.

92% landed on time; at 5 pm, 55%. Thursday was the best day, Sunday the worst.

Flight records,

DepartsLanded on time
5 am92%
6 am86%
7 am82%
8 am80%
9 am84%
10 am78%
11 am84%
12 pm67%
1 pm70%
2 pm69%
5 pm55%
6 pm56%
7 pm69%

When is SDF security busiest? 5 to 6 every morning.

Calmest around 5 pm. Louisville 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, 6 am

870

people screened, all terminals.