Delta Air Lines has designed its largest transatlantic offering in its history for the summer of 2026, with more than 650 weekly flights to nearly 30 destinations in Europe. The company is strengthening its main hubs in the United States and adding seven new routes that expand travel options for those seeking culture, gastronomy, beaches, or Mediterranean landscapes.
Boston – Madrid
Starting May 6, 2026, the Spanish capital will be added to Delta’s network from Boston. A city that blends centuries of art and architecture with lively plazas and endless nights of tapas.
Seattle – Rome
That same day, Rome will be connected directly to Seattle. The Eternal City offers iconic ruins and strolls through cobblestone streets with gelato in hand.
→ U.S. Court Temporarily Halts Order to Dissolve Delta-Aeroméxico Alliance
Seattle – Barcelona
On May 7, 2026, the route to Barcelona takes off. The works of Gaudi, its beaches, and Catalan energy make this city a vibrant destination.
Boston – Nice
On May 16, 2026, service to the French Riviera begins. Nice welcomes travelers with palm-lined promenades, turquoise waters, and the characteristic glamour of the Côte d’Azur.
New York (JFK) – Olbia, Sardinia
On May 20, 2026, Delta inaugurates its flight to Olbia. Cliffs, hidden coves, and picture-perfect landscapes make Sardinia a unique place in the Mediterranean.
New York (JFK) – Porto
On May 21, 2026, the connection to Porto is added. Its colorful streets along the Douro River and the tradition of Port wine define the essence of this Portuguese city.
New York (JFK) – Malta
On June 7, 2026, the route to Malta begins. Its sun-drenched coasts, ancient fortresses, and a culture marked by European and North African influences offer a singular experience.
Return of Seasonal Destinations
Among the returning routes, Catania, Italy, stands out, available again starting in April 2026. With this, the airline completes a summer map designed for explorers, food lovers, beach travelers, and those looking to discover something different.
Related Topics
United and American Ramp Up Their Strategic Standoff in Chicago: Battle to Dominate O’Hare Airport
London’s Heathrow Airport Gives Green Light to Third Runway Planning Application
Ground Incident Takes an Air India Airbus A350 Out of Service
TAP Air Announces New Routes and Construction of a New Maintenance and Engineering Hub in Porto

Plataforma Informativa de Aviación Comercial con 13 años de trayectoria.