As usual: * Relegate it to an agent: have to trust the agent, have to pay the agent, saves you time. * DIY: have to spend time, have to have some expertise, s

As usual: * Relegate it to an agent: have to trust the agent, have to pay the agent, saves you time. * DIY: have to spend time, have to have some expertise, saves you money. A middle ground existed back in the day, too: you could visit a physical office of an airline and buy a physical ticket there, at the cost of some time and the narrow choice, but it saved you some money compared to an agent, and the clerk could provide a limited assistance.