Published on
October 14, 2025
By: Tuhin Sarkar
United Airlines is joining Delta, American, and Alaska in offering incredible new summer flights to Croatia, Italy, Scotland, Portugal, Malta, Hungary, and Spain. These new routes are set to change the way Americans travel to Europe, making it easier than ever to explore these stunning destinations.
With the increasing demand for international travel, United’s addition to the mix promises to offer more flexibility and convenience for those looking to experience the rich history, culture, and beauty of Europe. From the sun-kissed shores of Malta to the ancient streets of Croatia and the vibrant energy of Spain, these new flights are poised to unlock unforgettable travel experiences.
As summer approaches, travelers can now choose from a variety of destinations, making 2026 the year of European exploration. United’s routes, alongside Delta, American, and Alaska, will undoubtedly make American travel to Europe more exciting and accessible than ever.
The summer of 2026 is set to be a landmark season for travel across the Atlantic. U.S. airlines are pushing boundaries with an exciting expansion of their European networks. From charming Mediterranean islands to bustling European capitals, new routes promise to bring exciting options for travellers. As airlines unveil new destinations and services, the transatlantic travel landscape will never be the same.
In this article, we break down some of the most highly anticipated new summer routes from the United States to Europe. Whether you’re a seasoned traveller or planning your first European getaway, these new flights bring fresh opportunities for adventure, culture, and more.
United Airlines: Bringing Europe’s Hidden Gems to Your Doorstep
United Airlines is not just adding new destinations; it is opening doors to lesser-explored European treasures. The airline is introducing four brand-new routes from Newark Liberty International Airport (EWR) that will bring passengers to stunning European cities, including Croatia, Italy, Spain, and Scotland.
Split, Croatia – A Dream Destination in the Adriatic
Starting on April 30, 2026, United Airlines will operate flights to Split, Croatia, three times a week using the Boeing 767-300ER. Known for its ancient Roman architecture and crystal-clear waters, Split is the perfect destination for history buffs and beach lovers alike.Bari, Italy – The Gateway to Southern Italy’s Beauty
From May 1, 2026, United will begin flying four times weekly to Bari, Italy. This city, famous for its old town and stunning coastline, is perfect for travellers looking to explore a quieter, less touristy part of Italy while still soaking in all the Mediterranean charm.Glasgow, Scotland – Reconnecting America with Scotland
Glasgow makes a strong return to United’s network. Starting on May 8, 2026, passengers can fly daily from Newark to Glasgow on the Boeing 737 MAX 8. Known for its vibrant cultural scene, Glasgow offers visitors a taste of Scotland’s best food, music, and shopping.Santiago de Compostela, Spain – A Pilgrim’s Paradise
Beginning May 22, 2026, United will operate three weekly flights to Santiago de Compostela, a city with centuries of history, famous for its pilgrimage route, the Camino de Santiago. The Boeing 737 MAX 8 will fly travellers to this UNESCO World Heritage site and spiritual haven.Delta Air Lines: Expanding Horizons to Southern Europe
Delta is making a bold move by focusing on Southern Europe with exciting new routes that are bound to capture the hearts of many holidaymakers. Delta’s new routes will fly passengers to both historic cities and sunny islands.
Porto, Portugal – A Taste of Portuguese Culture
Starting on May 21, 2026, Delta will offer daily nonstop flights from New York-JFK to Porto, Portugal. Known for its wine, medieval architecture, and picturesque riverside, Porto is a city that has something for everyone. A perfect blend of old-world charm and modernity, this city is set to be a top European destination.Malta and Sardinia – Mediterranean Escapes Await
Delta is also introducing flights to the stunning Mediterranean islands of Malta and Sardinia in the summer of 2026. With rich history, crystal-clear waters, and a laid-back lifestyle, these destinations are perfect for anyone looking to relax or explore unique cultures.Madrid, Spain and Nice, France – Dream Destinations for Sun Seekers
Delta is also adding nonstop flights from Boston to Madrid and Nice, starting May 2026. Madrid’s lively atmosphere and historical landmarks make it a perfect city break, while Nice offers the sparkling beauty of the French Riviera. Both cities are ideal for travellers seeking sun, culture, and a Mediterranean flair.American Airlines: A Major Expansion to Eastern and Southern Europe
American Airlines is upping its game by adding six new routes, all connecting U.S. cities with key European destinations. These new additions are perfect for travellers who want to visit some of the continent’s most exciting locations.
Prague, Czech Republic – A Hidden Gem in Eastern Europe
American Airlines is launching nonstop service from Philadelphia to Prague starting May 21, 2026. With its fairy-tale architecture, vibrant beer culture, and rich history, Prague is quickly becoming one of Europe’s most sought-after cities. American Airlines’ new route will make this destination more accessible than ever.Budapest, Hungary – Explore the City of Thermal Baths and History
Starting on May 21, 2026, American Airlines will offer nonstop flights from Philadelphia to Budapest, Hungary. Known for its beautiful riverfront and historic architecture, Budapest is perfect for a cultural holiday or a relaxing thermal spa experience.Athens, Greece – Sun, Sea, and Mythology
American Airlines is also adding Athens to its network with daily flights from Dallas/Fort Worth, starting May 21, 2026. As the cradle of Western civilization, Athens is filled with history, iconic ruins, and vibrant modern life, making it a must-visit destination for any traveller.Milan, Italy – Fashion, Art, and Architecture
Milan will also be added to American Airlines’ network, with year-round flights from Miami beginning on March 29, 2026. Known as a global fashion capital and a hub for art and culture, Milan is perfect for those wanting to indulge in luxury shopping or explore world-class museums.Zurich, Switzerland – A Blend of Nature and Luxury
Starting May 21, 2026, American Airlines will operate seasonal flights to Zurich, Switzerland from Dallas/Fort Worth. Known for its stunning alpine views and cosmopolitan lifestyle, Zurich offers a perfect blend of nature, culture, and luxury.Alaska Airlines: Breaking New Ground with Its First Transatlantic Route
Alaska Airlines is entering the transatlantic market with its first-ever nonstop flight to Europe. The airline will offer new routes that bring travellers closer to the historical charm of Italy.
Seattle to Rome, Italy – A New Gateway to the Eternal City
On May 23, 2026, Alaska Airlines will begin flying four times a week from Seattle-Tacoma International Airport (SEA) to Rome-Fiumicino International Airport (FCO). As Alaska’s first-ever transatlantic route, this flight promises to connect the Pacific Northwest with one of the world’s most iconic cities. Whether you’re interested in history, art, or fine dining, Rome is the perfect introduction to European travel.Summary of 2026 U.S.-Europe Summer Flight Additions
As summer 2026 approaches, the U.S. airlines are making bold moves to expand their European networks. These new routes are designed to cater to a wide range of travellers, offering everything from beach holidays to cultural adventures.
Here’s a quick summary of the exciting new routes for summer 2026:AirlineNew Route(s)Start DateUnited AirlinesSplit (Croatia), Bari (Italy), Glasgow (Scotland), Santiago de Compostela (Spain)April–May 2026Delta Air LinesPorto (Portugal), Malta, Sardinia, Madrid (Spain), Nice (France)May 2026American AirlinesPrague (Czech Republic), Budapest (Hungary), Athens (Greece), Milan (Italy), Zurich (Switzerland)May–March 2026Alaska AirlinesSeattle–Rome (Italy)May 23, 2026
These new routes not only add more convenience and options but also highlight the growing importance of Europe as a prime destination for U.S. travellers. With such diverse and exciting destinations on offer, it’s clear that 2026 will be a year of thrilling adventures across the Atlantic.
The introduction of new summer routes by U.S. airlines to Europe in 2026 is a game-changer for travellers. Whether you’re seeking the charm of Italy, the history of Prague, or the beauty of the Mediterranean, these new flights provide more options than ever before. With easy access to less-travelled destinations and popular hotspots alike, your European adventure is just a flight away. So, pack your bags and get ready for a summer to remember!
