The Gulf state recorded 510 new infections on Friday and 502 on Saturday to take its total tally to 387,794 cases with 6,643 deaths. More than 200 of the cases were in the capital Riyadh.
The kingdom had seen daily infections fall to below 100 in January from a peak of more than 4,000 in June.
Authorities last week expanded Covid-19 vaccinations to all citizens and residents aged 16 and above. Starting mid-May, unvaccinated workers at food outlets, public transport, gyms and salons would be required to take a PCR test every week.
Saudi Arabia in January postponed the end of a ban on travel for its citizens and full reopening of entry points to May 17. In February, it suspended entry for non-citizens from 20 states with the exception of diplomats and medical practitioners.