Delta Launches New International Routes From Seattle

Delta is expanding its international network from Seattle with the announcement of new nonstop service from Seattle-Tacoma International Airport (SEA) to Barcelona and Rome,

This comes as the airline secures priority access to 18 gates across Concourses A and B, streamlining operations and ensuring a more seamless, elevated experience for travelers from check-in to takeoff. 

Powering Seattle’s international reach 

Delta will launch new daily nonstop service from Seattle to Barcelona and Rome beginning summer 2026, opening the door to two of Europe’s most iconic destinations.

Whether exploring the vibrant streets of Barcelona or the timeless landmarks of Rome, customers will enjoy a seamless journey aboard the next-generation Airbus A330-900neo, featuring Delta’s premium cabin experiences.

Delta One offers lie-flat seats with full-height privacy doors, direct aisle access and curated inflight meals paired with premium wines.

Delta Premium Select offers a more spacious seat, adjustable footrest and leg rest, upgraded dining and an amenity kit, all designed to make long-haul travel more comfortable and refined. 

Delta has launched 28 new markets in Seattle over the past decade and now operates nearly 180 peak-day departures to 60+ global destinations. Through Delta’s global alliances, customers have access to hundreds more across Europe, Asia, and Latin America.