That kinda implies you leave and go to the city centre each time, which might not be the case. Living next to a major train station is usually very expensive. I

That kinda implies you leave and go to the city centre each time, which might not be the case. Living next to a major train station is usually very expensive. If you're visiting family in the suburbs, you might be closer to the airport than the city centre (or be "unlucky" and have the airport on the other side of the city). It sounds pretty situational to me.