Delta Air Lines set the tone for earnings season earlier this month with a strong outlook. United Airlines can benefit from the same trends.

United Airlines on Tuesday forecast a stronger-than-expected profit in the current quarter, after its earnings topped Wall Street estimates in the fourth quarter on robust travel demand and improved pricing power.

The Chicago-based carrier reported fourth-quarter adjusted earnings of $3.26 per share, above the $3.03 a share analysts expected.

Shares of major airlines traded higher after-hours on Tuesday, following a positive earnings report from United Airlines that surpassed Wall Street expectations. American Airlines (NASDAQ:AAL) saw a 1.