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Flight records through . Security counts through .

Which DEN to SLC flight is punctual? Delta 1581, 7:05 am.

93% on time across 88 flights in the last 3 months, never cancelled.

Find your flightDEN security
DepartsFlightOn time
7:05 amDL 158193%
8:00 amUA 49790%
7:45 amWN 45290%
1:18 pmF9 398188%
5:40 amDL 254488%
6:00 amF9 321984%
10:05 amWN 402781%
1:40 pmUA 184079%
8 of 25 regular flights, ranked by arrivals on time, June to August 2026.

Which airline is most reliable? Frontier and Delta, neck and neck.

Frontier landed on time 82% of the time, Delta 82%.

Flight records,

  • Frontier

    82%

    on time

    0.3% cancelled

  • Delta

    82%

    on time

    0.4% cancelled

  • United

    79%

    on time

    0.4% cancelled

When do the flights leave? 25 regular flights, 5:40 am to 10:13 pm.

DL 2544 was cancelled most often, 1% of the time.

Flight records,

  1. F9 3219 6:00 am, 1% cancelled 84%
  2. F9 3981 1:18 pm, 0% cancelled 88%
  3. F9 4251 10:13 pm, 1% cancelled 61%
  1. DL 2544 5:40 am, 1% cancelled 88%
  2. DL 1581 7:05 am, 0% cancelled 93%
  3. DL 1553 12:45 pm, 1% cancelled 68%
  4. DL 1623 3:55 pm, 0% cancelled 66%
  5. DL 2663 6:28 pm, 0% cancelled 59%
  1. UA 497 8:00 am, 0% cancelled 90%
  2. UA 1963 11:40 am, 0% cancelled 77%
  3. UA 1840 1:40 pm, 1% cancelled 79%
  4. UA 5773 3:35 pm, 0% cancelled 71%
  5. UA 5261 4:29 pm, 0% cancelled 72%
  6. UA 4787 4:54 pm, 0% cancelled 76%
  7. UA 5762 5:45 pm, 0% cancelled 58%
  8. UA 1851 7:23 pm, 0% cancelled 54%
  9. UA 2769 7:23 pm, 0% cancelled 52%
  10. UA 5646 9:05 pm, 0% cancelled 68%
  1. WN 452 7:45 am, 0% cancelled 90%
  2. WN 4027 10:05 am, 0% cancelled 81%
  3. WN 1731 11:45 am, 0% cancelled 65%
  4. WN 1732 1:05 pm, 0% cancelled 41%
  5. WN 1733 4:50 pm, 0% cancelled 63%
  6. WN 1734 5:50 pm, 0% cancelled 43%
  7. WN 1737 8:55 pm, 0% cancelled 38%

What time should I fly? The 6 am departures.

93% landed on time; at 7 pm, 65%. Tuesday was the best day, Sunday the worst.

Flight records,

DepartsLanded on time
5 am88%
6 am93%
7 am92%
8 am90%
9 am83%
10 am81%
11 am80%
12 pm79%
1 pm82%
2 pm79%
3 pm79%
4 pm70%
5 pm67%
6 pm68%
7 pm65%
8 pm69%
9 pm70%
10 pm68%

When is DEN security busiest? 8 to 9 every morning.

Calmest around 5 pm. Denver 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, 9 am

6,760

people screened, all terminals.