How do i contact delta air lines customer service? Sunday through Thursday from 9:00 to 17:00 at +972-3-513-8000. You can reach us with these reservations phone numbers when you're calling from the Pacific region. Delta Air Lines, Inc. You can reach us with these reservations phone numbers when you're calling from South America.How do i contact delta about a new reservation? If you purchased a Delta Vacations package, please visit delta.com/vacations. You can now message Delta directly for all of your travel needs. To speak with a representative about a new or existing reservation, call 800-221-1212.How do i get in touch with fly delta? If you are a Medallion® Member, check the Contact Us section in the Fly Delta mobile app for your dedicated phone line. If you are a SkyMiles member, have your SkyMiles account number available to expedite your call.Are there any issues with the delta professional website? The Delta Professional site is currently experiencing unexpected issues. Please click the refresh button on your browser; if you continue to experience issues, please contact [email protected] for assistance. We apologize for any inconvenience.