Saunas set outdoors, often with a cool-down area in the open air.
etsauna lists 12 outdoor saunas in and around London, including London (8), Essex (1), Radlett (1), Sunbury-on-Thames (1) and Teddington (1). Among the 10 that list a per-visit price, a session costs £11 to £660, with a median of £20. 9 have a cold plunge, 2 are on the water and 7 are wood-fired. etsauna shows open session times live for 5 of them, so you can check before you go.
12
outdoor saunas
£11–£660
per session
9
with cold plunge
5
with live availability
The cheapest per-visit sessions among London's outdoor saunas, by listed price.
Saunas with a cold plunge on site.
Community Sauna BathsCold plunge tub
Hot & Cold UKCold plunge tub
Ojas Sauna (Battlers Green Farm)Cold plunge tub
Old Kent Road SaunaCold plunge tub
Rooftop SaunasCold plunge tub
Sauna + FlowCold plunge tuband 3 more below
Floating and waterfront saunas.
Saunas heated by a wood stove.
Hot & Cold UK£15 for 60 minOjas Sauna (Battlers Green Farm)£23 for 60 minRooftop Saunas£20 for 30 min
Saunature Spa£20 for 55 min
SOAK Bathhouse£45 for 75 min
TEMZ Floating Saunas£20 for 50 minand 1 more below
etsauna pulls open session times from these saunas' booking systems.
| Sauna | Price | Cold plunge | Live times |
|---|---|---|---|
| Charlton Lido Sauna | $17 for 60 min | – | – |
| Community Sauna Baths | £11 for 60 min | Yes | – |
| Hot & Cold UK | £15 for 60 min | Yes | – |
| Ojas Sauna (Battlers Green Farm) | £23 for 60 min | Yes | Yes |
| Old Kent Road Sauna | $13 for 60 min | Yes | – |
| Rooftop Saunas | £20 for 30 min | Yes | Yes |
| Sauna + Flow | £18 for 60 min | Yes | Yes |
| Saunature Spa | £20 for 55 min | – | Yes |
| SOAK Bathhouse | £45 for 75 min | Yes | – |
| TEMZ Floating Saunas | £20 for 50 min | Yes | Yes |
| The Cabin Sauna | £20 for 55 min | Yes | – |
| Wildheat Sauna | £660 for 60 min | – | – |
London
Charlton Lido Sauna is an outdoor sauna in London. Sessions are $17 for 60 min.
Outdoor poolside sauna at Charlton Lido in Greenwich. One-hour sauna sessions include swimming pool access; sessions must be pre-booked via Better. Operated by Greenwich Leisure.
London
Community Sauna Baths is an outdoor sauna in London. Sessions are £11 for 60 min. It has a cold plunge.
Not-for-profit community sauna at Eastway Baths, Hackney Wick — six wood-fired saunas plus an electric one, and cold plunges from 3 to 15 degrees. Also runs sites in Camberwell, Peckham, Stratford and Walthamstow.
London
Hot & Cold UK is an outdoor, wood-fired sauna in London. Sessions are £15 for 60 min. It has a cold plunge.
Hot & Cold is an indoor wellness centre in Leytonstone, East London, offering private wellness pods. Each pod includes a sauna (either hot stone up to 99°C or infrared up to 70°C), a cold plunge bath set between 3-15°C, a shower, changing space and a Sonos speaker for personal audio. Sessions are private (solo or dual), available in 20- or 40-minute formats, and the centre is open 6am-9pm daily.
Radlett
Ojas Sauna (Battlers Green Farm) is an outdoor, wood-fired sauna in Radlett. Sessions are £23 for 60 min. It has a cold plunge. etsauna shows its open session times live.
Outdoor wood-fired horsebox sauna with ice baths at Battlers Green Farm, Hertfordshire. Community Sauna Social £22.50/60min, Monday Express £12/30min, Private Sauna £160/60min (up to 6 guests). Bookings open 90 days in advance. Bring two towels and swimwear.
London
Old Kent Road Sauna is an outdoor sauna in London. Sessions are $13 for 60 min. It has a cold plunge and showers.
Bespoke Finnish-style sauna at AMP Studios on the Old Kent Road with an outdoor area of hot and cold showers and three cold plunges at different temperatures. Public sessions run Monday to Friday evenings and weekends. Private hire and memberships available.
London
Rooftop Saunas is an outdoor, wood-fired sauna in London. Sessions are £20 for 30 min. It has a cold plunge. etsauna shows its open session times live.
Rooftop Saunas Brixton is a private rooftop sauna and cold plunge venue on top of International House in Brixton, South London, with views across the city skyline. Sessions are private only, available in 30, 60 or 90-minute formats for individuals or groups of up to 4, and include a sauna cabin, outdoor cold plunge pools (5-7°C), waterfall buckets and showers. Longer sessions also include a private cool-down room with tea and coffee facilities, essential oils and skin care products.
London
Sauna + Flow is an outdoor sauna in London. Sessions are £18 for 60 min. It has a cold plunge. Capacity is listed as 8 people. etsauna shows its open session times live.
Shared 60-minute sauna and cold plunge sessions (80C sauna, 5C plunge) at Ealing Cricket Club, guided by a trained host. Drop in for 18 pounds or join a membership. Bring swimwear, two towels and slides; hydration is included. Private hire available for groups of up to 8.
Sunbury-on-Thames
Saunature Spa is an outdoor, wood-fired sauna in Sunbury-on-Thames. Sessions are £20 for 55 min. etsauna shows its open session times live.
Saunature Spa is a family-run mobile sauna now based at Hazelwood in Sunbury-on-Thames, Surrey, founded by Lithuanian sauna master Gerda. The wood-fired sauna trailer was hand-built by Gerda's husband in traditional Lithuanian style; an external log-burner heats hidden jade stones plus visible sauna stones, producing a moist, gentle heat. Sessions blend Lithuanian sauna traditions with the English countryside setting, and a cold plunge and cold showers are available on site.
London
SOAK Bathhouse is a floating, wood-fired sauna in London. Sessions are £45 for 75 min. It has a cold plunge. Towels are included. Capacity is listed as 12 people.
London's first off-grid canal boat bathhouse, roaming along Regent's Canal. Features a generous 12-person wood-fired sauna with large windows overlooking the canal, two custom cold plunge pools, hot and cold showers, and an on-board bar. Towels provided. 75-minute sessions from £45/person. Private hire available for up to 12 guests. The boat moves to a new spot every fortnight — check the website or mailing list for the current location. Book via soakbathhouse.co.uk.
Teddington
TEMZ Floating Saunas is a floating, wood-fired sauna in Teddington. Sessions are £20 for 50 min. It has a cold plunge. Capacity is listed as 6 people. etsauna shows its open session times live.
Floating sauna on the River Thames at The Lensbury in Teddington. Wood-fired barrel sauna on a pontoon with ice baths and river views. Open communal sessions and private hire for up to 8 people. Also offers corporate events, sports team recovery sessions, breathwork, and mental health talks.
London
The Cabin Sauna is an outdoor sauna in London. Sessions are £20 for 55 min. It has a cold plunge.
Outdoor wood-lined sauna and cold plunge on Clapham Common. 55-minute guided or open sessions, no membership needed. Reopens for the winter season on 18 October 2026.
Essex
Wildheat Sauna is an outdoor, wood-fired sauna in Essex. Sessions are £660 for 60 min.
Wildheat Sauna is a wood-fired mobile sauna based at Luxborough Lake in Chigwell (IG7 5DF) on the Essex/East London border, in partnership with Be-Endurance. Sessions combine sauna heat with lake swimming and cold-plunge dips for open-water swimmers, cold plungers and wellness seekers, with communal social sessions and private hire for up to 12 people. Booking is through NOWCA membership and the Actio app, with a 10-credit bundle option.
etsauna lists 12 outdoor saunas in and around London.
Listed per-visit prices run from £11 to £660, with a median of £20. The lowest are Community Sauna Baths (£11 for 60 min), Hot & Cold UK (£15 for 60 min) and Sauna + Flow (£18 for 60 min).
9 saunas have a cold plunge: Community Sauna Baths, Hot & Cold UK, Ojas Sauna (Battlers Green Farm), Old Kent Road Sauna, Rooftop Saunas, Sauna + Flow, SOAK Bathhouse, TEMZ Floating Saunas and 1 other.
Yes: Hot & Cold UK, Ojas Sauna (Battlers Green Farm), Rooftop Saunas, Saunature Spa, SOAK Bathhouse, TEMZ Floating Saunas and Wildheat Sauna use a wood stove.
Yes: SOAK Bathhouse and TEMZ Floating Saunas. 2 of them float on the water.
etsauna shows live open session times for Ojas Sauna (Battlers Green Farm), Rooftop Saunas, Sauna + Flow, Saunature Spa and TEMZ Floating Saunas. Open a listing to see today's times.
Built from etsauna's listings for London. Prices and hours can change, so check the listing before you go. More city guides