You do know right , that airlines pay to use other countries airspace ? Pakistan will lose more revenue bcos of India not allowing gulf flights to pass over Pakistan.
Here is some thing you should know on who is bending backwards.
Situational update 09 March
Pakistan says it attempted to open one eastbound and one westbound transiting airway through Pakistani airspace between the Muscat and Mumbai FIRs (Notam A0258/19), but reciprocal connectivity was denied by Mumbai FIR (Notam A0357/19). Consequently, Muscat FIR has closed ALPOR to flights intending to transit Pakistan airspace. All relevant Notams reproduced below.
This is what you are losing every day, now the fees will be paid to Iran. Now thats one way of helping Iran without incurring sanctions!
https://www.caapakistan.com.pk/upload/MISC/REVISION OF ROUTE NAVIGATION AND AIRPORT CHARGES effective Feb 01 2019.pdf