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Flight records through . Security counts through .

Which TYS to DEN flight is punctual? United 1256, 8:48 am.

95% on time across 92 flights in the last 3 months, never cancelled.

Find your flightTYS security
DepartsFlightOn time
8:48 amUA 125695%
4:56 pmUA 72070%
8:19 pmF9 436967%
4:20 pmWN 164553%
4:50 pmUA 25048%
5 of 5 regular flights, ranked by arrivals on time, June to August 2026.

Which airline is most reliable? United, by a distance.

United landed on time 88% of the time, Frontier 76%.

Flight records,

  • United

    88%

    on time

    0.7% cancelled

  • Frontier

    76%

    on time

    0.0% cancelled

  • Southwest

    64%

    on time

    0.0% cancelled

When do the flights leave? 5 regular flights, 8:48 am to 8:19 pm.

None was cancelled in the last 3 months.

Flight records,

  1. UA 1256 8:48 am, 0% cancelled 95%
  2. UA 250 4:50 pm, 0% cancelled 48%
  3. UA 720 4:56 pm, 0% cancelled 70%
  1. F9 4369 8:19 pm, 0% cancelled 67%
  1. WN 1645 4:20 pm, 0% cancelled 53%

What time should I fly? The 7 am departures.

94% landed on time; at 8 pm, 72%. Sunday was the best day, Thursday the worst.

Flight records,

DepartsLanded on time
7 am94%
8 am93%
4 pm79%
8 pm72%

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

Calmest around 5 pm. Knoxville 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

Sunday, 5 am

800

people screened, all terminals.