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Reliability
Flight Reliability
San Francisco to Chicago
This chart shows airline reliability for each hour of the day between San Francisco and Chicago. Reliability is defined as the percentage of flights that took off within 20 minutes of the scheduled time.
Airlines to the right are more reliable.
Reliability
8a
9a
10a
11a
12p
0%
20%
40%
60%
Frontier
Frontier
Frontier