The company reported adjusted earnings of $1.56 a share in the second quarter, down from $1.73 a share in the same period a year ago. The quarter's earnings were in line with the average estimate from Wall Street analysts.
Sales totaled $5.3 billion for the three-month period vs. $5.4 billion a year ago. The quarter's sales were around $200,000 lower than analysts had expected.
Marriott said it expects to earn $5.97 to $6.06 a share for the full year, which would be down between 2% and 4% from the year earlier.
The company also said it repurchased 3.8 million of its shares during the quarter at the cost of $500 million.
"Our results in the second quarter highlight the resiliency of our business model and the growing strength of our brands," said CEO Arne M. Sorenson in a statement.
The stock fell 2.78% to $126.72 in after-hours trading on Monday.