2. Delta – $2.56 Billion
Delta brought in more than $2 billion in revenue, making $15 off each individual passenger. The airline had a total revenue of $37 billion, 7 percent earned through ancillary revenue. Fees are generated through the sale of Wi-Fi, economy comfort, ticket upselling and baggage fees. Baggage fees for 2012 totaled more than $2 billion. In the future, you can expect some fees to be bundled. Delta is has created packaged offers which combines various services for a single optional fee. A sample package might offer a checked bag, priority boarding, and SkyClub access.