From takeoff to touchdown, fast, free Delta Sync Wi-Fi is now available with a SkyMiles Membership on most domestic U.S. flights. With SkyMiles, trips & purchases bring you closer to your travel wish list destinations. Earn miles for flying Main Cabin or above & on everyday purchases. Delta Air Lines. Book a trip. Check in, change seats, track your bag, check flight status, and more. 米国内および世界各地への旅をリードするデルタ航空は、60ヵ国300以上の都市への航空券およびパッケージツアーをご提供. Discover hotels with Delta and earn miles as a SkyMiles® Member. Find family-friendly, honeymoon and adventure hotel stays perfect for your next trip. Registration Process is Complete! You have completed the MFA registration process. Visit to manage your settings. Go to DELTANET Search for a Delta flight round-trip, multi-city or more. You choose from over 300 destinations worldwide to find a flight that fits your schedule. With Delta Vacations, enjoy all-in-one vacation packages featuring the best hotels and curated experiences, designed especially for SkyMiles® Members. Find and manage your Delta Air Lines trips by entering your confirmation number, credit card or ticket number. Delta Air Lines, líder en viajes nacionales e internacionales, ofrece boletos de vuelos y paquetes vacacionales a más de 300 destinos en 60 países.