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Flight records through . Security counts through .

Which ORD to LEX flight is punctual? United 4502, 10:40 am.

86% on time across 71 flights in the last 3 months, 1.4% cancelled.

Find your flightORD security
DepartsFlightOn time
10:40 amUA 450286%
8:16 amAA 624475%
5:51 pmUA 461871%
8:56 amAA 501267%
2:59 pmUA 448267%
9:20 pmUA 541467%
2:30 pmUA 455866%
9:20 pmUA 446865%
8 of 16 regular flights, ranked by arrivals on time, June to August 2026.

Which airline is most reliable? United and American, neck and neck.

United landed on time 65% of the time, American 65%.

Flight records,

  • United

    65%

    on time

    3.7% cancelled

  • American

    65%

    on time

    3.1% cancelled

When do the flights leave? 16 regular flights, 8:16 am to 10 pm.

AA 6498 was cancelled most often, 11% of the time.

Flight records,

  1. UA 5688 10:36 am, 0% cancelled 62%
  2. UA 4502 10:40 am, 1% cancelled 86%
  3. UA 4558 2:30 pm, 6% cancelled 66%
  4. UA 4582 2:30 pm, 8% cancelled 62%
  5. UA 4482 2:59 pm, 5% cancelled 67%
  6. UA 5383 5:50 pm, 5% cancelled 52%
  7. UA 4618 5:51 pm, 8% cancelled 71%
  8. UA 5287 5:51 pm, 6% cancelled 63%
  9. UA 4468 9:20 pm, 8% cancelled 65%
  10. UA 5414 9:20 pm, 0% cancelled 67%
  1. AA 6244 8:16 am, 0% cancelled 75%
  2. AA 5012 8:56 am, 4% cancelled 67%
  3. AA 6245 3:29 pm, 8% cancelled 60%
  4. AA 5014 3:54 pm, 4% cancelled 41%
  5. AA 4944 9:15 pm, 0% cancelled 37%
  6. AA 6498 10:00 pm, 11% cancelled 48%

What time should I fly? The 11 am departures.

84% landed on time; at 4 pm, 48%. Tuesday was the best day, Monday the worst.

Flight records,

DepartsLanded on time
7 am76%
8 am75%
10 am73%
11 am84%
1 pm74%
2 pm67%
3 pm59%
4 pm48%
5 pm52%
6 pm70%
7 pm54%
8 pm63%
9 pm61%
10 pm50%

When is ORD security busiest? 5 to 7 am, then 12 to 4 pm.

Calmest around 10 am. Chicago ORD 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

Friday, 6 am

7,840

people screened, all terminals.