Two travelers nap near the Alaska Airlines ticketing area at the Los Angeles International Airport in Los Angeles, Tuesday, Dec. 24, 2024. (AP Photo/Jae C. Hong)

Motorists sit in a long line to pick up travelers arriving in the main terminal of Denver International Airport Tuesday, Dec. 24, 2024, in Denver. (AP Photo/David Zalubowski)

Travellers queue up to pass through the south security checkpoint in the main terminal of Denver International Airport Tuesday, Dec. 24, 2024, in Denver. (AP Photo/David Zalubowski)

Travelers wait in line for security checks at the Los Angeles International Airport in Los Angeles, Tuesday, Dec. 24, 2024. (AP Photo/Jae C. Hong)

An American Airlines employee wearing a Santa Claus hat looks toward quiet check-in counters in the American terminal at Miami International Airport, on Christmas Eve, Tuesday, Dec. 24, 2024, in Miami. (AP Photo/Rebecca Blackwell)

Travellers pass the main terminal of Denver International Airport Tuesday, Dec. 24, 2024, in Denver. (AP Photo/David Zalubowski)

Cesar Davila, who works for the American Airlines partner providing wheelchair assistance, wears a Christmas tree hat and festive glasses as he waits for a traveler to help inside the American Airlines terminal at Miami International Airport, on Christmas Eve, Tuesday, Dec. 24, 2024, in Miami. (AP Photo/Rebecca Blackwell)

An employee wearing a Santa Claus hat walks past boards showing flight delays, in the American Airlines terminal at Miami International Airport, on Christmas Eve, Tuesday, Dec. 24, 2024, in Miami. (AP Photo/Rebecca Blackwell)

Travelers queue up to pass through the south security checkpoint in the main terminal of Denver International Airport Tuesday, Dec. 24, 2024, in Denver. (AP Photo/David Zalubowski)

Young traveller queues up at a United Airlines self-check kiosk in Denver International Airport Tuesday, Dec. 24, 2024, in Denver. (AP Photo/David Zalubowski)

An American Airlines employee wearing a Santa Claus hat walks through the American terminal at Miami International Airport, on Christmas Eve, Tuesday, Dec. 24, 2024, in Miami. (AP Photo/Rebecca Blackwell)

Marie Digna, traveling to Grand Rapids, Mich., enters security with her two sons, Lucian, right, and Samson, at Los Angeles International Airport on Tuesday, Dec. 24, 2024. (AP Photo/Jae C. Hong)

FILE - American Airlines planes wait at gates at Phoenix Sky Harbor International Airport Friday, July 19, 2024, in Phoenix. (AP Photo/Ross D. Franklin, File)