Revenues dropped by 45 per cent to $45.2 billion
The company said it had re-inspected the luggage of all passengers on flight 561 bound for Jordanian capital Amman.
Police have taken a Keralite into custody in connection with the case.
Mahdi Al Mashat, a senior Houthi official, said on Tuesday his group had received assurances that the ceasefire would be upheld.
It remained unclear what concessions may have been granted to the workers amid low global crude prices