There isn't an independent Delta Airlines location in Lisbon, Portugal. However, Delta does provide flights to and from Lisbon through its partnership with TAP Air Portugal, a SkyTeam member. Delta Airlines Lisbon Office  travelers can visit TAP Air Portugal's local office or the service desks at Lisbon Airport (LIS) if they require any assistance in person. Passengers can also manage reservations, check-in, and flight-related issues via the airline's website or mobile app. International travelers can call Delta's customer care representatives at any time of day or night for prompt assistance. Travelers using Delta out of Lisbon are encouraged to check the airline's website for the most up-to-date information on flights and services. Delta works with TAP to guarantee a flawless experience for its passengers traveling through Lisbon.