Frequent travelers understand that flights can be delayed for a number of reasons. Extreme weather can set in, or there can be a national aviation system delay. On the other hand, it also can be a matter of plane maintenance or an airline’s personnel issues.

It’s these issues where an airline bears responsibility for things such as poor scheduling.

U.S. airlines have a range of success when it comes to causing delays, according to a new report from the U.S. Department of Transportation, which…