The Pavilions
The Pavilions is an indoor shopping centre in Uxbridge, Greater London, England. It was opened in 1973 and refurbished in 1985 and has previously been known as the Pavilions Shopping Centre and before that, The Cedars Shopping Centre. Between 2005 and 2013, the centre was known as The Mall Pavilions while under the ownership of The Mall Fund.

The Pavilions is an indoor shopping centre in Uxbridge, Greater London, England. It was opened in 1973 and refurbished in 1985 and has previously been known as the Pavilions Shopping Centre and before that, The Cedars Shopping Centre. Between 2005 and 2013, the centre was known as The Mall Pavilions while under the ownership of The Mall Fund.
Check the official site before travelling; hours and prices can change.
More markets

Borough Market
London's defining food market — go early Saturday, eat your way around the perimeter.

Columbia Road Flower Market
Sunday-only flower market in the East End — 8 a.m. for choice, 2 p.m. for prices.

Maltby Street Market
Borough's smaller, scruffier sibling — railway arches, weekend only.
Source: wiki-list