Airfare spikes, delays and overbooked flights are hitting travelers hard. Here’s how to not get burned. k2s9f]1ceekwn5d[}g4s5t[d_media_dl_2.png Attest, Bloomberg Intelligence (Bloomberg) — Travel has split into two systems: one for people who know how to navigate a dysfunctional industry, and one for everyone else. What was once a straightforward purchase — go to an airline’s website, buy a ticket, go on your trip — is now an exercise in optimization and risk hedging.