BHUBANESWAR: With a marked dip in Covid-19 pandemic in the country, flight operations are inching back to normalcy in the airports of Odisha. As domestic flight services resumed partially following a two-month-long nationwide total lockdown, Biju Patnaik International Airport (BPIA) recorded a footfall of 9,493 passengers in May last year and has been witnessing an upward trend in travellers since.