Dhaka, Feb. 5 -- Passenger traffic on international routes from Hazrat Shahjalal International Airport (HSIA) in Dhaka is rising steadily but domestic airlines' market share stays stymied at a modest 40 per cent amid a descent.

The closure of several airlines over the past decades due to inadequate infrastructure and regulatory support, coupled with a shortage of aircraft among existing carriers, including Biman Bangladesh Airlines, the national flag carrier, has incapacitated local airlines from capitalising on strong passenger demand or securing a significant share of the market.

As such, Bangladesh's aviation sector is steadily losing competitiveness to foreign airlines, resulting in reduced industry growth on the one hand and a subs...