Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Belfast Intl Airport to Canberra as you normally would.
For a flight from Belfast Intl to Canberra, you will be flying into Canberra. Canberra (CBR) is just 4.0 mi from the center of the city. Canberra is the only Canberra airport and it handles 0 inbound flights from Belfast Intl per day. 0 airlines have flights to Canberra from Belfast Intl on a regular basis.