Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Belfast to Islamabad as you normally would.
Islamabad Intl (ISB) is the airport you will fly into if you book a flight from Belfast to Islamabad. You should not have trouble finding flights to Islamabad Intl from Belfast; the airport handles an average of 0 inbound flights from Belfast per day. You should also have plenty of airline options to choose from since 1 airline has flights to the Islamabad airport from Belfast. It is only a 19.7 mi journey from Islamabad Intl (ISB) to Islamabad’s city centre.