Spring takes off at Heathrow with new routes and greater choice for passengers

• Heathrow unveils airline routes launching for spring and summer 2026, giving passengers and exporters an even bigger gateway to the world.
• New links to business and leisure destinations across Europe, Asia and North America expand the world’s most connected airport’s far‑reaching network.
• Amongst the newest routes at Heathrow is the UK’s only direct service to St Louis, the USA’s ‘gateway to the west’.

Passengers and exporters flying from Heathrow will have more destinations to choose from this summer as a host of new routes launch from the UK’s international gateway, delivering greater value for its customers. These new services show the confidence airlines have in Europe’s most punctual hub as they continue to grow their businesses alongside Heathrow.

During the 2026 summer travel season, passengers will be able to fly on new services to Rome and Seattle, alongside connections to St Louis, Seville, Tivat, Guernsey, Islamabad and Lahore. The routes arrive as demand for travel through Heathrow continues to grow, with the airport welcoming a record 84.5 million passengers in 2025 and recently marking its busiest February on record.

From historic Andalusian streets and Adriatic coastlines to the iconic skyline of Seattle, the world’s most connected airport’s expanding network continues to offer passengers more choice and more inspiration when planning their next getaway.

Ross Baker, Heathrow’s Chief Customer Officer, said: “Every route launched from Heathrow gives passengers and businesses a new way to explore the world. Whether travelling for work or leisure, we are proud to collaborate with our airline partners to open up opportunities for passengers, exporters and importers. Greater connectivity is something passengers and businesses consistently say they want, which is why Heathrow expansion is so critical. It will add new routes and introduce more choice. Our plans will ensure the country gets the infrastructure it needs to stay competitive, connecting the whole of the UK to global growth.”

Airline routes launching at Heathrow this spring and summer

Rome – ITA Airways

ITA Airways launches double‑daily flights to Rome Fiumicino from 29 March, operating from Terminal 2. Rome joins Heathrow’s growing list of European destinations, providing further flexibility for the more than 700,000 passengers who already fly the route each year, as well as onward connections across the globe.

Islamabad – Pakistan International Airlines

Pakistan International Airlines returns to Heathrow after six years, relaunching a direct link between London and Islamabad from 29 March with three weekly flights from Terminal 4. The route previously carried more than 170,000 passengers in 2019, making it one of Heathrow’s most popular connections to Asia.

Lahore – Pakistan International Airlines

A weekly service between Heathrow and Lahore launches from 30 March, reconnecting passengers with another much‑loved Pakistani city. Operating from Terminal 4, the route offers an easier way to visit friends and family, discover new places or return to familiar ones.

Seville – Vueling

Vueling introduces a new daily service to Seville from 29 March, operating from Terminal 4. The historic Andalusian city, popular with families and city breakers, becomes the tenth Spanish destination served directly from Heathrow, joining Barcelona, Bilbao, Santiago de Compostela and more.

St Louis – British Airways

British Airways will launch the only direct UK service to St Louis from 19 April, with four weekly flights operating from Terminal 5. Launching in the same year Route 66 celebrates its 100^th anniversary, the city becomes Heathrow’s 32nd US destination. British Airways is the only UK airline offering a direct service to St. Louis, creating a unique connection between Heathrow and the Midwest.

Guernsey – British Airways

A daily British Airways service to Guernsey launches from 19 April, operating from Terminal 5. The connection gives Guernsey residents access to Heathrow’s network of more than 230 worldwide destinations, without needing to change airports. It also makes trips to the island easier for visitors from across the globe, offering access to Guernsey’s coastline, charming towns and island lifestyle.

Tivat – British Airways

British Airways introduces a three‑times‑weekly service to Tivat in Montenegro from 14 May, operating from Terminal 3. This link gives passengers a new route to one of Europe’s trendiest summer hotspots, home to the UNESCO‑listed Bay of Kotor, luxury marinas and Montenegro’s Adriatic scenery. Heathrow passengers are invited to discover why Montenegro is fast becoming a favourite for sun‑seekers, adventurers and culture lovers.

Seattle – Alaska Airlines

From 22 May, Alaska Airlines launches a daily service between Heathrow and Seattle, operating from Terminal 3. The route unlocks onward connections to more than 100 destinations across North America, including Alaska, Hawaii and Pacific‑coast cities. Whether passengers are planning an outdoor adventure, a trip to one of America’s fastest‑growing tech hubs or a holiday exploring the western states, Heathrow is offering a new way to discover the Atlantic, and beyond.