Delta One flights offer attentive service, comfortable suites, lie-flat seats and pre-selected meals. As a Delta Air Lines loyalist with Platinum Medallion status, I've flown Delta One several times.

“I would carry this on my person and present it without being asked,” one user said.

Delta Air Lines sits in a unique position when it comes to transatlantic travel. The airline not only operates an extremely healthy transatlantic network of its own, but it also has multiple different ...