Civil Aviation Minister earlier tweeted that the services of international flights will most likely resume from April 15 depending on case-to-case basis, and on the basis of country of arrival and departure.
Airlines are free to take bookings for any date post April 14 said a senior senior Civil Aviation Ministry official.
The national carrier is scheduled to operate 18 charter flights to fly back German, French, Irish and Canadian nationals stranded in India during the lockdown.
The analysis is based on the impact assessment IATA released last week, under a scenario in which severe travel restrictions last for three months.
The employee had handled the last arriving flight of Air India before all domestic air passenger flights were temporarily suspended by the government from last Wednesday.
Flight FU6779 with 64 passengers left the Three Gorges Airport in Yichang for Fuzhou, capital of east China's Fujian Province, state-run Xinhua news agency reported.
Prime Minister Narendra Modi announced a 21-day lockdown till April 14 that will be observed throughout the country.
The U.S. House of Representatives is expected to vote to approve the measure Friday and President Donald Trump has promised to sign it into law.
The central government has suspended all domestic and international flight operations in India to curb the spread of coronavirus.
IATA has said its latest analysis showed that annual passenger revenues will fall by $252 billion if severe travel restrictions remain in place for three months.
Ahead of this, the central government had moved to harden India’s borders implementing a travel ban that went into effect from March 22, banning the arrival of all international flights for a week.
Boeing still faces scepticism on Capitol Hill over its development of the 737 MAX plane, which has been grounded for more than a year due to two fatal plane crashes
IndiGo is the largest airline in India with around 47 per cent share in domestic passenger traffic.
It was earlier reported that several airlines have also approached the government seeking relief packages to minimise the blow.
On Saturday in an internal official email, the company's CEO had announced that leadership teams of the company will be taking up a pay cut of 50 per cent in light of the new restrictions.
In an e-mail to his employees, IndiGo CEO Ronojoy Dutta said the company has a "reasonable" level of advanced bookings for April and it was "anxious' to fly again albeit with a reduced capacity.
The Civil Aviation Ministry, on Monday, said that no domestic commercial passenger flight would be allowed to operate from March 24 midnight till March 31 midnight.
With the domestic flights suspended in India starting from 24 March midnight, Indians are scrambling to check the flight status among other information on google.
Airports and airlines have been directed to reduce congestion at check-in counters and boarding area to reduce the risk of spread of the virus.
The Ministry of Health and Family Welfare said Kerala has reported the highest number of cases so far at 95, including eight foreign nationals, followed by Maharashtra with 89, including three foreigners.
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