How long is the flight from London Heathrow to St Louis?

LHR–STL is about 8h 43m nonstop, covering 6,742 km (4,189 mi).

Which airlines fly nonstop from London Heathrow to St Louis?

British Airways operates this route nonstop.

LHRSTL

London Heathrow Airport (London, United Kingdom) → St. Louis Lambert International Airport (St Louis, United States)

Also known as St Louis.

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How long is the flight from London Heathrow to St Louis?: LHR–STL is about 8h 43m nonstop, covering 6,742 km (4,189 mi).
Which airlines fly nonstop from London Heathrow to St Louis?: British Airways operates this route nonstop.