Vistara becomes member of International Air Transport Association Industry-The Economic Times — April 26, 2018 comments off “In September 2017, Vistara successfully completed the IATA Operational Safety Audit or IOSA, cementing its commitment to safety,” the airliner said.
“In September 2017, Vistara successfully completed the IATA Operational Safety Audit or IOSA, cementing its commitment to safety,” the airliner said.