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Flight records through . Security counts through .

Which SEA to LAX flight is punctual? American 4896, 7 am.

90% on time across 84 flights in the last 3 months, 1.2% cancelled.

Find your flightSEA security
DepartsFlightOn time
7:00 amAA 489690%
12:15 pmUA 472990%
12:35 pmDL 291488%
7:15 amDL 162887%
7:26 amAS 71786%
9:35 amAS 130685%
10:05 amDL 276985%
6:00 amUA 169283%
8 of 28 regular flights, ranked by arrivals on time, June to August 2026.

Which airline is most reliable? United, ahead of Delta.

United landed on time 91% of the time, Delta 81%.

Flight records,

  • United

    91%

    on time

    0.5% cancelled

  • Delta

    81%

    on time

    0.6% cancelled

  • Alaska

    80%

    on time

    0.9% cancelled

When do the flights leave? 28 regular flights, 6 am to 9:45 pm.

AS 487 was cancelled most often, 2% of the time.

Flight records,

  1. UA 1692 6:00 am, 0% cancelled 83%
  2. UA 4729 12:15 pm, 0% cancelled 90%
  3. UA 1730 5:04 pm, 0% cancelled 80%
  1. DL 1628 7:15 am, 0% cancelled 87%
  2. DL 2769 10:05 am, 1% cancelled 85%
  3. DL 2914 12:35 pm, 0% cancelled 88%
  4. DL 2830 2:55 pm, 0% cancelled 79%
  5. DL 2861 5:30 pm, 0% cancelled 62%
  6. DL 2854 8:25 pm, 0% cancelled 62%
  7. DL 2512 9:45 pm, 0% cancelled 67%
  1. AS 505 6:03 am, 0% cancelled 80%
  2. AS 717 7:26 am, 1% cancelled 86%
  3. AS 1306 9:35 am, 0% cancelled 85%
  4. AS 1367 10:03 am, 0% cancelled 70%
  5. AS 487 11:15 am, 2% cancelled 60%
  6. AS 502 12:38 pm, 0% cancelled 83%
  7. AS 696 1:38 pm, 1% cancelled 77%
  8. AS 1300 3:59 pm, 1% cancelled 57%
  9. AS 492 5:10 pm, 0% cancelled 76%
  10. AS 524 6:10 pm, 0% cancelled 68%
  11. AS 496 7:18 pm, 0% cancelled 61%
  12. AS 63 8:15 pm, 0% cancelled 66%
  13. AS 1390 9:18 pm, 0% cancelled 64%

What time should I fly? The 7 am departures.

90% landed on time; at 8 pm, 71%. Tuesday was the best day, Sunday the worst.

Flight records,

DepartsLanded on time
5 am78%
6 am85%
7 am90%
8 am90%
9 am82%
10 am84%
11 am72%
12 pm89%
1 pm80%
2 pm78%
3 pm75%
4 pm86%
5 pm80%
6 pm78%
7 pm77%
8 pm71%
9 pm73%

When is SEA security busiest? 6 to 10 every morning.

Calmest around 5 pm. Seattle 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, 7 am

4,660

people screened, all terminals.