Kids Birthday Party Ideas in Mayfair, Westminster — Venues, Catering & Entertainment
Compare all-inclusive packages, customise with party extras, see instant prices, and book.
Best Kids Birthday Party Packages in Mayfair, Westminster | April 2026
Discover the finest kids birthday party options in Mayfair, Central London, featuring everything from local favorite venues to action-packed entertainment. Whether you are looking for a boutique playroom, a spacious hall, or a creative studio, our curated options cover the best of the Mayfair area. Skip the stress of DIY planning: compare all-inclusive birthday packages with expert hosting and catering included, see instant prices, and book the perfect celebration in minutes.
2 courses, 1 drink, Cake
4.5 (37676)
2 courses, 1 drink, Cake
4.3 (2309)
4 courses, 1 drink, Cake
4.5 (1474)
2 courses, 1 drink, Cake
4.4 (5100)
4 courses, 1 drink, Cake
4.4 (1130)
4 courses, 1 drink, Cake
4.6 (1467)
5 courses, 2 drinks, Cake
4.6 (2063)
3 courses, 1 drink, Cake
4.6 (2559)
Frequently Asked Questions about Kids Birthday Parties Packages in Mayfair, Westminster
What is Partyfer?
We've gathered everything you need to organise any celebration in one place — birthdays, kids' parties, weddings and more. Compare packages, customise extras, see the final all-in price upfront, and book with a single checkout.
What's included in an all-inclusive kids birthday party package?
The base is a venue for a kids birthday party. Depending on your choices, you can include birthday cake, catering, entertainment, and more.
Can I customise a package?
You can customise the menu, swap or upgrade entertainment, and add extras such as photography, decorations, face painting, etc.
Do I pay more when booking on Partyfer?
You pay the same provider price as direct — no mark-ups or hidden fees — while saving time with a final all-in price upfront and one checkout.
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Why Partyfer?
Partyfer unifies a vast selection of party ideas and venues from trusted suppliers into a single journey. With total price transparency and smart matching of everything you need, it enables quick booking of your entire event for a truly stress-free planning experience.
All-Inclusive Packages
Everything for a kids birthday party in Mayfair, Westminster — venue, catering, cake and entertainment — in one package.
8,300+ Extra Services
Customise any package: change food or entertainment and add extras like photography, face painting, balloons and more
Final Price Upfront
See your party's complete cost in advance — one total with all fees included