Tipping at an American Airlines Flagship Lounge in 2026 is permitted but not expected, and the culture around it is nuanced. For standard lounge services—like grabbing a buffet plate or a self-service soda—no tip is required or customary. However, if you are utilizing the Flagship First Dining (the sit-down, fine-dining experience available to select passengers), many travelers choose to leave a small gratuity of $5 to $10 per person for the server, as this is a high-touch service similar to a traditional restaurant. For the bar, a tip of $1 or $2 per drink is a common gesture of appreciation for the bartender. It is important to note that American Airlines' official position is that these lounges are an "extension of the cabin," where tipping is technically prohibited for airline employees; however, most lounge staff are third-party contractors who are allowed to accept tips. In 2026, you should never feel pressured to tip—especially if the service is poor—but a small amount of cash is always welcomed by the staff who maintain the facilities and showers.