Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Glasgow to Brno as you normally would.
For a flight from Glasgow to Brno, you will be flying into Turany. Brno Turany (BRQ) is just 5.0 mi from the center of the city. Turany is the only Brno airport and it handles 0 inbound flights from Glasgow per day. 1 airline has flights to Brno Turany from Glasgow on a regular basis.