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Reliability
Flight Reliability
Chicago to Tucson
This chart shows airline reliability for each hour of the day between Chicago and Tucson. 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
7a
8a
9a
10a
11a
12p
0%
20%
40%
60%
80%
Southwest
Southwest
Southwest