Oman will ease travel restrictions starting from 29th December,2020.

“Due to the ongoing implementation of Covid-19 precautionary measures, and as an exception from the air transport rights between the Sultanate and a number of countries, the flights will continue to operate according to bilateral coordination.”, said an official circular issued by Civil Aviation Authority, Sultanate of Oman.
Gulf Cooperation Council (GCC) citizens, residents with valid residency permits, and passengers with valid visas are allowed to enter Oman without prior approval. All travellers arriving in Oman are required to present a negative COVID-19 test conducted no more than 72 hours before entering the country; and must have health insurance covering the cost of treatment from COVID-19 for 1 month.
Pre-registration is required for PCR test in Oman. You have to pay 25 OMR test fees and download Tarassud+. All travellers are required to undergo a 7-day quarantine and will be tested on the 8th day after their arrival. Aircraft crew members and children aged 15 and below are exempted from the COVID-19 PCR test and Tarassud+ bracelet.
Diplomats working at foreign embassies accredited to the Sultanate of Oman and diplomats visiting the Sultanate are exempted from the PCR test. However, they need to undergo a 7-day quarantine.
Saudi Arabia

Flights from Saudi Arabia to India have resumed starting today.
“Airlines are permitted to carry non-Saudi passengers outside the kingdom, taking into account precautionary measures to prevent the spread of Covid-19,” reads an official circular by General Authority of Civil Aviation of Saudi Arabia.