The suit contends that the other airlines raised prices in response.
Before Nov. 22 airlines had raised fares about 12 percent.
How do airlines and firms raise the money for new planes?
The explanation is that most airlines have raised their fares in the last few weeks.
The airline, however, has not raised fares to offset the high prices.
The head of airfarewatchdog.com made some reasonable predictions about the ways that airlines may raise extra cash.
Now that they're out of business, all the other airlines will raise their fares.
The major airlines raised leisure fares 4 percent on June 2.
The nation's airlines have also raised domestic fares about 9 percent since the gulf crisis began.
After the small carriers are forced to retreat, the big airlines cut back service and raise prices.