Bengaluru has done a U-turn on testing requirements for arrivals at their airport. This means that most international travellers can arrive and leave the airport without compulsory on arrival testing.
International Arrivals in India can test with Rapid-PCR test on arrival, apart from RT-PCR (Expensive but Quicker)
India postpones international flight re-opening in light of new Coronavirus variant discovery
US considering T-1 timeline for testing for everyone arriving into the US, and possible quarantine
The US is considering some big moves on the back of the discovery of the Omicron variant of the CoronaVirus recently. For one, they are most probably shrinking the timeline for a negative test for arrival in the US. Also, other harsher measures are on the table, such as post-arrival testing and quarantine.