United Airlines (Nasdaq: UAL) has overhauled its co-branded credit card offerings with JPMorgan Chase & Co. (NYSE: JPM), raising fees and adding benefits. The airline also made it pricier to access its United Club airport lounges.

United Airlines is raising prices for its United Club lounge access. The airline says the changes will help enhance investment into the product. Travelers reported disappointment with the elimination of a guest policy for the main membership.

United Airlines shares jumped Monday as the carrier rolled out changes to its JPMorgan Chase co-branded credit cards, including new perks for cardholders and higher fees.