The number will be raised to seven during November 15-30.

On other routes, the maximum will be four flights each way per day.

The frequency of flights by each airline on each route will be increase by one per day on November 1 and 15 if the average seat occupancy of all airlines on the route during the previous 7 days reached at least 75 percent.

During the pilot period from October 10-17, Vietnam Airlines, Vietjetಞ Air, Bamboo Airways and Pacific Airlines operated 193 flights on 17  routes to and from 17 out of 22 airports./.