This is shocking, given how American Airlines pilots and maintenance staff sabotaged the airline late last year, to intentionally cause the maximum fear and inconvenience for passengers. If you remember, I actually got caught up in this back in October.
Somehow United still had more complaints in 2012.
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Southwest keeps ranking #1. I actually hate Southwest because they straight up stole $100 from me. I will say that they run things very efficiently, but also are very poor at handling out-of-the-ordinary situations, basically going to pieces if you bring them a problem they don't deal with on a daily basis.