Good PerformanceOfficial Website
77.6%
On-Time Rate
24min
Avg. Delay
1.6%
Cancel Rate
Tuesday
Best Day
Monthly On-Time Performance
Best Time to Fly
Tuesday
Best Day
Sunday
Worst Day
7 AM
Best Hour
6 PM
Worst Hour
Delay Heatmap (avg minutes by day & hour)
6am
7am
9am
12pm
3pm
6pm
8pm
10pm
Sun
21m
20m
24m
30m
37m
43m
44m
46m
Mon
15m
15m
18m
22m
27m
32m
33m
34m
Tue
15m
14m
17m
22m
26m
31m
31m
32m
Wed
18m
17m
21m
26m
32m
37m
38m
40m
Thu
18m
17m
21m
26m
32m
37m
38m
40m
Fri
23m
22m
26m
33m
40m
47m
48m
50m
Sat
18m
17m
21m
26m
32m
37m
38m
40m
Legend: ≤10 min 18-25 min 35+ min
Delay by Hour
18m
5 AM
18m
6 AM
17m
7 AM
19m
8 AM
21m
9 AM
22m
10 AM
24m
11 AM
25m
12 PM
27m
1 PM
29m
2 PM
30m
3 PM
32m
4 PM
33m
5 PM
35m
6 PM
35m
7 PM
36m
8 PM
36m
9 PM
37m
10 PM
37m
11 PM
Airlines at SEA
Alaska
20 min avg delay
80%
Delta
20 min avg delay
80%
Southwest
20 min avg delay
80%
United
20 min avg delay
80%
American
20 min avg delay
80%
Terminals
Terminal MainTerminal STerminal ATerminal BTerminal CTerminal D