In a statement, the ministry said that 380 oxygen concentrators reached Kolkata through Emirates and SpiceJet flights on Friday.
On Thursday, the Kolkata airport received 430 oxygen concentrators through various flights, it said.
India has been badly hit by the second wave of coronavirus infections and hospitals in several states are reeling under shortage of health workers, vaccines, oxygen, drugs and beds.
The country recorded 4,03,738 fresh COVID-19 cases in a day, which pushed the tally to 2,22,96,414, according to the Union health ministry data updated on Sunday.
The death toll climbed to 2,42,362 with 4,092 daily deaths, the data updated at 8 am showed. PTI DSP