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Flight records through . Security counts through .

Which DEN to SAT flight is punctual? United 2625, 9:35 am.

94% on time across 91 flights in the last 3 months, never cancelled.

Find your flightDEN security
DepartsFlightOn time
9:35 amUA 262594%
8:30 amWN 166189%
1:44 pmUA 102286%
7:40 amWN 266482%
9:20 amWN 314979%
3:40 pmF9 235679%
12:10 pmWN 166371%
8:39 pmUA 39564%
8 of 14 regular flights, ranked by arrivals on time, June to August 2026.

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

United landed on time 83% of the time, Frontier 81%.

Flight records,

  • United

    83%

    on time

    0.2% cancelled

  • Frontier

    81%

    on time

    0.3% cancelled

  • Southwest

    70%

    on time

    0.3% cancelled

When do the flights leave? 14 regular flights, 7:40 am to 8:39 pm.

UA 4741 was cancelled most often, 5% of the time.

Flight records,

  1. UA 2625 9:35 am, 0% cancelled 94%
  2. UA 1022 1:44 pm, 0% cancelled 86%
  3. UA 2819 5:39 pm, 1% cancelled 54%
  4. UA 4741 8:35 pm, 5% cancelled 48%
  5. UA 395 8:39 pm, 0% cancelled 64%
  1. F9 2356 3:40 pm, 0% cancelled 79%
  1. WN 2664 7:40 am, 0% cancelled 82%
  2. WN 1661 8:30 am, 0% cancelled 89%
  3. WN 3149 9:20 am, 0% cancelled 79%
  4. WN 1663 12:10 pm, 0% cancelled 71%
  5. WN 1316 2:10 pm, 0% cancelled 37%
  6. WN 1708 5:40 pm, 0% cancelled 19%
  7. WN 4035 6:00 pm, 0% cancelled 42%
  8. WN 2073 7:50 pm, 2% cancelled 34%

What time should I fly? The 9 am departures.

91% landed on time; at 7 pm, 53%. Wednesday was the best day, Friday the worst.

Flight records,

DepartsLanded on time
7 am84%
8 am90%
9 am91%
10 am83%
11 am79%
12 pm80%
1 pm85%
2 pm65%
3 pm76%
4 pm67%
5 pm67%
6 pm67%
7 pm53%
8 pm57%
9 pm74%

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.