The oneworld alliance has expanded its presence at London Heathrow to 14 member airlines, following Alaska Airlines’ inaugural non-stop service to Seattle.
For NZ-based advisors, the significance lies in what the Alaska Airlines addition unlocks rather than the flight itself. Seattle now functions as a new oneworld gateway for clients routing through North America’s Pacific Northwest, a corridor that connects into Alaska’s extensive domestic network and its established transpacific coverage. For advisors constructing itineraries that move clients from New Zealand through the United States and into Europe, the Heathrow connection via Seattle is a viable alternative routing worth adding to the toolkit.
The timing is also relevant for advisors specialising in Round the World fares. According to oneworld, London features in 71 per cent of RTW itineraries booked on oneworld.com so far in 2026 a figure that reflects the city’s continued dominance as the central pillar of global RTW routing. Given that RTW travel remains disproportionately popular among New Zealand clients driven by the country’s geographic position at the far end of long-haul routes advisors with RTW-active client bases will find Heathrow’s expanded oneworld network directly relevant.
The numbers behind the hub are substantial. This northern summer, oneworld carriers will operate nearly 2,800 weekly departures from Heathrow, connecting to more than 160 destinations across more than 60 countries. Premium inventory is significant: more than 160,000 premium seats depart the airport weekly across member carriers, supported by 13 First and Business Class lounges operated by British Airways, American Airlines, Cathay Pacific, Qantas and Qatar Airways across Terminals 3, 4 and 5.
Connectivity within the terminal is also relevant for advisors ticketing multi-carrier journeys. Last year, approximately 29 million oneworld customers transited Heathrow, with nearly 30 per cent connecting between member airlines a figure that underlines the airport’s role as a genuine interline hub rather than a collection of point-to-point operations.