The government on Friday reported seven new cases of coronavirus disease, five Thais and two foreigners already in quarantine after arriving from abroad.
The Centre for Covid-19 Situation Administration said the infected people arrived from India, Russia and Saudi Arabia.
The three cases from India were a Thai woman aged 33, a Thai male student, 31, and an Indian male engineer, 33.
They arrived on Sunday on the same flight as two previously confirmed cases and are in quarantine.
Their infections were confirmed by their first test on Wednesday.
Three other new cases arrived from Saudi Arabia - a 2-year-old Thai girl, an 8-year-old Thai boy, and a Thai male worker aged 45. They arrived last Saturday on the same flight as five previously confirmed cases.
The seventh new case is from Russia, a 14-year-old Russian male student.
All seven new cases were asymptomatic.
Infection rates were 10.90% among people coming from India, 2.29% from Russia and 9.94% from Saudi Arabia, the CCSA said.
Of the total 3,461 cases, 3,312 (96%) had recovered and 91 others were at hospitals. The death toll had remained at 58 since June 2.
Global Covid-19 cases rose by 303,170 over the past 24 hours to 28.32 million and the worldwide death toll was up by 5,992 to 913,908.
The United States had the most cases followed by India and Brazil.
