The planned M&A deal between JetBlue ($JBLU (-0.5%) ) and Spirit Airlines ($SAVE (-0.8%) ) in the amount of 3.8 billion US dollars has been ruled by a US judge due to concerns about competition prohibited.

The decision of the US federal judge
William Young found that the planned merger would impair competition in the US aviation market. affect and increase ticket prices could increase ticket prices. Per Reuters.