Five passengers tested positive for COVID-19 in the early hours of January 13, 2021, but all arrived at SEA on January 12, 2021.
The first passenger arrived on Delta Air Lines flight 748 from San Diego International Airport (SAN), and moved through South Satellite/S gates, bag claim and the international ticketing area.
The second passenger arrived on Delta Air Lines flight 879 from Minneapolis-Saint Paul International Airport (MSP), and moved through concourse A, bag claim and the international ticketing area.
The third passenger arrived on Delta Air Lines flight 3540 from Palm Springs International Airport (PSP), and moved through concourse B, bag claim and the international ticketing area. They also visited the USO.
The fourth passenger arrived on American Airlines flight 2028 fromDallas/Fort Worth International Airport (DFW), and moved through concourse D, bag claim and the international ticketing area.
The fifth passenger arrived on Alaska Airlines flight 705 from Los Angeles International Airport (LAX), and moved through concourse D, bag claim and the international ticketing area.