Delta.com is the official website of Delta Air Lines, a major American airline. The site offers a range of services including booking flights, checking flight status, managing reservations, and checking in online. Delta Air Lines operates flights to over 300 destinations in 60 countries, making it a leader in both domestic and international travel. The website also provides information on baggage policies, travel updates, and customer support. Additionally, users can access the SkyMiles program, which is Delta's frequent flyer program, and explore various travel deals and promotions.