How to comply and fly: Pre-travel requirements for Delta's Covid-tested flights
Delta adds customer health screening and mask acknowledgment requirement to check-in
Delta's new sustainability strategy prepares for takeoff | Greenbiz
Delta Air Lines | SkyMiles | SkyTeam
The Apps and Websites You Need for International Travel During Covid and the Reopening - WSJ
Delta on Twitter: "Starting today, travelers entering the U.S. will no longer be required to submit a negative COVID test. Learn more about U.S. entry requirements for international travel: https://t.co/nRh9aj14Su https://t.co/gA3GPnb1He" /
Delta loses $363 million but says travel demand still strong - ABC News
Delta adds customer health screening and mask acknowledgment requirement to check-in
Delta says flight to Shanghai turned back because of new Covid rules
Why Delta Is Leaving Middle Seats Empty During the Pandemic - The New York Times