United Airlines is raising fees for annual airport lounge membership and its rewards credit cards, a test of how much consumers will shell out for popular travel perks.

Key Takeaways United Airlines stock surged Monday after the carrier rolled out new features and raised the fees for its Chase co-branded credit cards.Co-branded credit cards are a profit engine for the four major U.

The New United℠ Explorer Card will continue to have a $0 intro annual fee for the first year. After the first year, the annual fee will be $150, an increase of $55 from the previous $95 annual fee. Limited-time welcome offer: Earn 80,000 United miles, after spending $3,000 on qualifying purchases in the first three months of opening an account.