Last year, Americans likely spent more than $6 billion in baggage, cancellation, and change fees, on top of their ticket price, in 2012. The Bureau of Transportation only has data through the first nine months of last year, but total fees are up about 4 percent over previous years.

Here’s a look at total fees by airline:

Photo Credit: Passengers wait to check their bags at the airport in Atlanta, Georgia. James Emery / Flickr