The thing I hate about buses in many cities is that they take longer than driving to get somewhere. I think if this can be changed, more people will use them. Cities like Sydney get it right, by having dedicated express lanes on many highways for buses (and taxis). When it becomes faster to catch the bus in peak hour because they can drive in lanes that bypass the gridlock, there is an incentive to leave your car at…
It costs me $22 to get train to the airport (it's around $17 from central station to airport). I can get a flight to Melbourne for ~$70 it shouldn't cost 1/3 of my plane ticket. If there are two people traveling in a group taxi is cheaper and depending on time of day faster.