Every week we post hundreds of stories across various sectors in travel, connecting the dots across various global trends, and in these weekend posts we highlight the stories that tackle these trends. This one looks at top aviation trends.

For all of our trends roundups, go here.

>> Airfares haven’t changed dramatically in the past few years. However, a significant increase in add-on charges has made it feel that way to consumers: Americans Paid an Average $396 for Domestic Round-Trip Flight in 2014

>> Middle Eastern airlines are strengthening their relationships with major incumbents as part of their efforts to build networks and brand power worldwide: Qatar Airways Buys 10 Percent Stake in British Airways Parent IAG

>> If you’re going to pay more, you expect more. These airlines really get that: The World’s Best Long-Haul Premium Economy Cabins

>> These charts only reaffirm what we’ve known for years: U.S. International Air Passenger Traffic Broke All Records in 2014

>> More U.S. airlines now offer Wi-Fi, but the quality is lacking: Delta Wins Wi-Fi Bragging Rights Among U.S. Major Airlines

>> United needs to better invest its surging revenues in its customers: Readers Sound off on the Current State of United Airlines

Photo Credit: Virgin Atlantic's Premium Economy section in its new Boeing 787s. Virgin Atlantic