Potter ran more tests and found that Delta Air Lines, American Airlines and United Airlines all were doing the same thing. Solo tickets cost more than tickets bought in a group for the same flight.

Warren Buffett has made some critical comments on the airline industry over the last few decades, and frankly, he has a point ...

Will changes to Delta Airlines ... This is the customer airlines want, ones who never buy basic economy tickets and often fly with just a few days’ notice, among the most expensive tickets.

Delta also partners with other international carriers like Air France-KLM, Korean Air, and Virgin Atlantic. The airline has major hubs in Atlanta, Detroit, Los Angeles, Minneapolis-St. Paul, New ...

But these fares upset business travelers, who tended to buy tickets further in advance for higher prices. So in 1981 , American developed AAdvantage, its frequent-flier program, to give them ...

Potter ran more tests and found that Delta Air Lines, American Airlines and United Airlines all were doing the same thing. Solo tickets cost more than tickets bought in a group for the same flight.