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Reliability
Flight Reliability
Chicago to Ontario
This chart shows airline reliability for each hour of the day between Chicago and Ontario. 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
9a
10a
11a
12p
1p
2p
3p
4p
5p
0%
20%
40%
60%
80%
Southwest
Southwest
Southwest
Southwest
Southwest
Southwest
Southwest