Update at 0440GMT 03JUN14
US Airways from Wednesday (04JUN14) will expand codeshare partnership with British Airways, which covers 7 European routes via London Heathrow. Planned codeshare routes as follow.
US Airways operated by British Airways
London Heathrow – Berlin Tegel
London Heathrow – Dusseldorf
London Heathrow – Hamburg
London Heathrow – Lyon
London Heathrow – Milan Malpensa
London Heathrow – Stuttgart
London Heathrow – Venice
In addition, US Airways and airberlin has launched reciprocal codeshare service on 01JUN14.