Elegant ballroom at Nobu Hotel Portman Square, ideal for weddings and galas. - Banner

Marriage Proposal Venues in London for 400 people

Discover stunning marriage proposal venues in London for up to 400 guests.

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Trending Marriage Proposal Venues in London for 400 People

Finding the perfect marriage proposal venue in London for up to 400 guests can be a delightful challenge.

  • Leonardo Royal Hotel London St.Pauls  - image
    From £65 per person900

    A large conference and event space with the latest technology in a bustling business district near St Paul's Cathedral.

  • Royal Institution Venue - image
    From £3,250 per person420

    A 420-seat, fully-equipped theatre in Mayfair's Royal Institution. Ideal for conferences and screenings.

  • West End

    No.11 Cavendish Square

    From £105 per person400

    Modern, versatile conference space with courtyard in a Georgian townhouse. Ideal for large events.

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  • Marble Arch

    The Marble Arch Hotel by Thistle

    From £3,000 per person500

    A versatile meeting space in a central London hotel, ideal for corporate events and seminars.

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  • Tower Bridge

    Leonardo Royal Hotel London Tower Bridge

    From £49 per person400

    A large, well-equipped event space in an eco-friendly hotel with views of Tower Bridge.

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  • Old Street

    The HAC (Honourable Artillery Company)

    From £7,500 per person690

    A modern event space with historic charm, courtyard, and terrace in Central London.

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  • The City of London

    Leonardo Royal Hotel London City

    From £82 per person500

    A large, versatile auditorium in a central hotel, perfect for conferences and events up to 450 guests.

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  • London Bridge

    10 Union St.

    From £69 per person400

    A spacious, versatile hall in a historic warehouse with natural light and Shard views. Ideal for events.

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