Delta wins on-time derby in difficult July - Chicago Business Journal
The 15 Best Airlines in the World
Delta tops long-running ranking of US airlines
American Airlines E175 Fleet Tops 100 - Embraer
How Delta Tops U.S. Airlines for Sustainability - BritishAmerican Business
Delta tops rankings of US airlines | The Hill
Air New Zealand tops list of world's 10 best airlines - CMW
United Airlines revenue tops estimates as travel rebounds, sees 3rd-quarter turning point | Reuters
Delta Airlines Ranks as Top U.S. Airline
Delta Air Lines tops in December on-time derby despite big power outage - Chicago Business Journal
Alaska Airlines tops another airline rewards program ranking
Virgin America Tops Ranking of U.S. Airlines | Time
Delta tops long-running ranking of US airlines followed by JetBlue and Southwest | Daily Mail Online
American Airlines cancels more flights; total tops 2,300 | Nasdaq
Delta Secures Top Spot in 29th Annual Airline Quality Rating | Embry-Riddle Aeronautical University - Newsroom
American Airlines cancels more flights; total tops 2,300
Revealed: The World's 50 Best Airlines For 2018: Singapore And Qatar Tops - CEOWORLD magazine
Delta tops annual WSJ list of best and worst US airlines | localmemphis.com
Is United the worst performing U.S. airline in the skies? | Fortune
Singapore Airlines tops passenger survey | The Japan Times
