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Flight records through . Security counts through .

Which DEN to ONT flight is punctual? Frontier 2907, 8:45 am.

94% on time across 92 flights in the last 3 months, never cancelled.

Find your flightDEN security
DepartsFlightOn time
8:45 amF9 290794%
9:05 amWN 159688%
11:25 amUA 43086%
7:45 amWN 166082%
10:55 amWN 408067%
10:29 pmF9 126160%
7:20 pmUA 202855%
6:45 pmWN 294940%
8 of 9 regular flights, ranked by arrivals on time, June to August 2026.

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

Frontier landed on time 80% of the time, United 79%.

Flight records,

  • Frontier

    80%

    on time

    0.5% cancelled

  • United

    79%

    on time

    0.0% cancelled

  • Southwest

    69%

    on time

    0.2% cancelled

When do the flights leave? 9 regular flights, 7:45 am to 10:29 pm.

F9 1261 was cancelled most often, 2% of the time.

Flight records,

  1. F9 2907 8:45 am, 0% cancelled 94%
  2. F9 1261 10:29 pm, 2% cancelled 60%
  1. UA 430 11:25 am, 0% cancelled 86%
  2. UA 2028 7:20 pm, 0% cancelled 55%
  1. WN 1660 7:45 am, 0% cancelled 82%
  2. WN 1596 9:05 am, 0% cancelled 88%
  3. WN 4080 10:55 am, 0% cancelled 67%
  4. WN 2949 6:45 pm, 0% cancelled 40%
  5. WN 1663 9:15 pm, 0% cancelled 35%

What time should I fly? The 6 am departures.

97% landed on time; at 5 pm, 46%. Tuesday was the best day, Monday the worst.

Flight records,

DepartsLanded on time
6 am97%
7 am83%
8 am92%
9 am86%
10 am77%
11 am86%
12 pm72%
1 pm79%
2 pm74%
4 pm72%
5 pm46%
6 pm56%
7 pm71%
8 pm61%
9 pm55%
10 pm67%

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.