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Flight records through . Security counts through .

Which LAS to SFO flight is punctual? United 643, 6 am.

96% on time across 86 flights in the last 3 months, 1.2% cancelled.

Find your flightLAS security
DepartsFlightOn time
6:00 amUA 64396%
5:13 pmUA 284160%
11:30 amUA 57455%
5:13 pmUA 204753%
6:20 pmUA 160347%
2:52 pmUA 247846%
6:00 pmF9 380146%
7:15 amUA 235645%
8 of 23 regular flights, ranked by arrivals on time, June to August 2026.

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

Alaska landed on time 63% of the time, United 62%.

Flight records,

  • Alaska

    63%

    on time

    0.9% cancelled

  • United

    62%

    on time

    0.4% cancelled

  • Frontier

    58%

    on time

    1.7% cancelled

When do the flights leave? 23 regular flights, 6 am to 10:55 pm.

WN 2934 was cancelled most often, 6% of the time.

Flight records,

  1. AS 570 10:02 am, 0% cancelled 40%
  2. AS 634 6:03 pm, 1% cancelled 40%
  3. AS 613 10:05 pm, 0% cancelled 32%
  1. UA 643 6:00 am, 1% cancelled 96%
  2. UA 2356 7:15 am, 0% cancelled 45%
  3. UA 1125 9:51 am, 5% cancelled 25%
  4. UA 574 11:30 am, 0% cancelled 55%
  5. UA 1799 1:34 pm, 0% cancelled 42%
  6. UA 2478 2:52 pm, 1% cancelled 46%
  7. UA 2047 5:13 pm, 0% cancelled 53%
  8. UA 2841 5:13 pm, 0% cancelled 60%
  9. UA 1603 6:20 pm, 0% cancelled 47%
  10. UA 1267 7:52 pm, 0% cancelled 27%
  11. UA 2615 9:15 pm, 0% cancelled 20%
  1. F9 3019 7:00 am, 2% cancelled 44%
  2. F9 4401 2:48 pm, 0% cancelled 38%
  3. F9 3801 6:00 pm, 4% cancelled 46%
  1. WN 2934 7:35 am, 6% cancelled 8%
  2. WN 2343 12:20 pm, 0% cancelled 7%
  3. WN 1386 7:00 pm, 5% cancelled 40%
  4. WN 4397 8:05 pm, 0% cancelled 14%
  5. WN 2345 9:45 pm, 0% cancelled 24%
  6. WN 2784 10:55 pm, 4% cancelled 37%

What time should I fly? The 6 am departures.

96% landed on time; at 7 pm, 40%. Saturday was the best day, Thursday the worst.

Flight records,

DepartsLanded on time
6 am96%
7 am57%
8 am50%
9 am50%
10 am50%
11 am70%
12 pm53%
1 pm58%
2 pm50%
3 pm66%
4 pm67%
5 pm58%
6 pm51%
7 pm40%
8 pm42%
9 pm43%
10 pm42%

When is LAS security busiest? 5 am, then 10 to 11 am.

Calmest around 5 pm. Las Vegas 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, 11 am

6,120

people screened, all terminals.