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Flight records through . Security counts through .

Which ONT to HOU flight is punctual? Southwest 4868, 9:40 am.

67% on time across 43 flights in the last 3 months, never cancelled.

  • WN 4868

    67%

    on time

    9:40 am

    0% cancelled

1 regular flight, June to August 2026.

When do the flights leave? One regular flight, at 9:40 am.

None was cancelled in the last 3 months.

Flight records,

  1. WN 4868 9:40 am, 0% cancelled 67%

What time should I fly? The 5 am departures.

96% landed on time; at 2 pm, 31%. Tuesday was the best day, Sunday the worst.

Flight records,

Share of ONT to HOU flights landing less than 15 minutes late, by scheduled departure hour
DepartsBarLanded on time
5 am96%
9 am71%
11 am66%
12 pm55%
1 pm47%
2 pm31%

When is ONT security busiest? 5 am, every morning.

Calmest around 5 pm. Ontario security, hour by hour.

Security counts,

People screened per hour at ONT checkpoints, by weekday and hour; choose a cell to read it
4a8a12p4p8p
Mon
Tue
Wed
Thu
Fri
Sat
Sun
People screened per hour at ONT checkpoints, by weekday and hour; choose a cell to read it
MonTueWedThuFriSatSun
4a
5a
6a
7a
8a
9a
10a
11a
12p
1p
2p
3p
4p
5p
6p
7p
8p
9p
10p
11p

Monday, 5 am

1,420

people screened, all terminals.