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Flight records through . Security counts through .

Which SEA to MFR flight is punctual? Delta 3954, 9:35 pm.

86% on time across 92 flights in the last 3 months, never cancelled.

Find your flightSEA security
DepartsFlightOn time
9:35 pmDL 395486%
3:10 pmDL 377085%
11:10 amDL 377982%
8:25 amAS 211180%
10:40 pmAS 246180%
5:47 pmAS 203776%
11:20 amAS 308867%
7 of 7 regular flights, ranked by arrivals on time, June to August 2026.

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

Delta landed on time 87% of the time, Alaska 80%.

Flight records,

  • Delta

    87%

    on time

    0.8% cancelled

  • Alaska

    80%

    on time

    2.3% cancelled

When do the flights leave? 7 regular flights, 8:25 am to 10:40 pm.

AS 2111 was cancelled most often, 2% of the time.

Flight records,

  1. DL 3779 11:10 am, 0% cancelled 82%
  2. DL 3770 3:10 pm, 0% cancelled 85%
  3. DL 3954 9:35 pm, 0% cancelled 86%
  1. AS 2111 8:25 am, 2% cancelled 80%
  2. AS 3088 11:20 am, 1% cancelled 67%
  3. AS 2037 5:47 pm, 1% cancelled 76%
  4. AS 2461 10:40 pm, 2% cancelled 80%

What time should I fly? The 9 pm departures.

89% landed on time; at 7 pm, 74%. Tuesday was the best day, Sunday the worst.

Flight records,

DepartsLanded on time
8 am81%
9 am82%
11 am76%
12 pm84%
1 pm83%
3 pm88%
5 pm83%
6 pm83%
7 pm74%
9 pm89%
10 pm84%
11 pm83%

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.