Best Window Air Conditioners Deals Online in the UK (25 Deals Found)

Last Updated - 26/07/2026 Sort By:

Best Choice
ZAFRO

New
ZAFRO 10000 BTU U Shaped Window Air Conditioner Cools up to 450 Sq. Ft.,Window AC Units with Cooling, Fan and Dehumidifi
Powerful Cooling Capacity The ZAFRO air conditioner window unit uses advanced cooling technology with a cooling capacity

£870.80
MilleLoom

New
MilleLoom - Window Air Conditioner 6000 BTU, Cools up to 250 Square Meters with Cooling, Dehumidifier, 3 Fan Speeds, Win
【Efficient cooling power】: With a rating of 6,000 BTU, this window-mounted air conditioner efficiently cools environment

£366.37
New
Avalla Air Conditioner Window Kit (Exhaust hose not included)
The 400cm window kit will fit every standard window - simply unzip and place exhaust hose through the gap. Maintain wind

£14.99
Best Value
MilleLoom

New
Smart 6000 BTU WiFi Window Air Conditioner, Window AC Unit with Remote and App Control, Timer Function and Easy Installa
SMART CONTROL AIR CONDITIONER - This WiFi enabled 6000 BTU window air conditioner allows you to conveniently control coo

£325.00 £333.85
New
High Flow Air Con Window Vent Adapter Connector AC 150mm 5.9" - Velux - Casement
Portable Air Conditioner Window Vent Adapter – 150mm (6"). Suitable for 150mm (6") exhaust hoses and ducting. This versi

£35.99
Classic America

New
Classic America WiFi Compatible, Alexa Ready, Energy Saving, Window Mounted Air Conditioners (8000 BTU 12 CEER 120 VAC),
Intelligent control with the Alexa and TUYA app - Control your air conditioning from anywhere with the Tuya Smart App on

£436.50
Generic

New
Compact Window Air Conditioner with Ultra-Quiet Operation, Cool & Fan Modes, Digital Display, Ideal for Bedroom and Kitc
Durable and Compact Design: Constructed from high-quality metal and plastic, this mini air conditioner measures 46 x 28.

£307.99
New
Window Sealing for Air Conditioners Waterproof
Top-hung skylight windows. 1 x Window Sealing Cloth. Fix the sealing cloth onto the tape. Suitable for use throughout th

£17.29
MOEGFY

New
MOEGFY AC Window Seal,Portable Universal Window Kit for Mobile Air Conditioner Unit and Tumble Dryer 300cm/118Inch,Hot A
【Efficiently Expel Hot Air and Prevent Backflow】The air conditioning window kit helps to exhaust warm air from the air-c

£31.99
New
Portable Air Conditioner Air Con Window Vent Adapter 150mm 6" ABS UK Made
✔ Fits standard 150mm portable AC hoses. • Fits 150mm (6") exhaust hose. Our premium ABS Plastic window vent adapter is

£37.99
Generic

New
Air Conditioner Window Kit,Waterproof UV Protection | Portable AC Window Vent Kit - for Home Dorm Apartment Rental Hotel
Boosts Cooling Efficiency: Designed with a reliable drawstring seal, this AC window seal kit blocks hot air and locks in

£8.29
XDLYWUZIQ

New
Freestanding Air Conditioner, Powerful Air Conditioning Unit 10000btu
【12,000 BTU PORTABLE AIR CONDITIONER】: This portable air conditioner combines cooling, dehumidifying, and fan functions.

£422.99 £440.99
New
TCL 3-in-1 Portable Air Conditioner - 7000BTU window kit - ships 31st July
The TCL 3-in-1 Portable Air Conditioner is a versatile and energy-efficient cooling solution for your home. With a power

£525.99
AuraHome

New
AuraHome Portable Air Conditioner 9000 BTU 4-in-1 Air Conditioner, Dehumidifier, Cooling Fan with 2 Fan Speeds, Digital
✅POWERFUL COOLING EFFICIENCY: Advanced GMCC air compressor this portable air conditioner features 9000 BTUs high cooling

£259.99
New
TCL 3-in-1 Portable Air Conditioner - 7000BTU with window kit - ships 31st July
Ships on or before 31st July. Will keep buyer posted with all info. Smart capable TCL 3-in-1 Portable Air Conditioner -

£537.10
Generic

New
Portable AC Window Vent Kit | Portable AC Sealing Exhaust Accessories - Mobile Air Conditioning Window Kit - for Home Ap
Adaptable Window Compatibility: Featuring a portable AC vent kit with a pre-cut opening, this solution ensures proper al

£19.99 £20.99
New
TCL 3-in-1 Portable Air Conditioner - 7000BTU with window kit - ships 31st July
The TCL 3-in-1 Portable Air Conditioner provides efficient cooling, dehumidifying, and fan functionality in one compact

£567.70
New
TCL 3-in-1 Portable Air Conditioner - 12000BTU with window kit - ships 31st July
TCL 3-in-1 Portable Air Conditioner - 12000BTU with window kit - ships 31st July

£869.99
New
TCL 3-in-1 Portable Air Conditioner - 7000BTU with window kit - ships 31st July
The TCL 3-in-1 Portable Air Conditioner is a versatile and energy-efficient cooling solution for your home. With a power

£525.99
New
Bosch Cool 2000 - 3 in 1 Air Conditioner - 9000 BTU - FREE Next Day DHL Delivery
Bosch Cool 2000 - 3 in 1 Air Conditioner - 9000 BTU. Simply Safe: The window kit and integrated exhaust hose allow for q

£950.00
New
TCL 3-in-1 Portable Air Conditioner - 7000BTU With Window kit - Ships 31st July
Ships or before 31st July, will keep the buyer updated throughout AI description from manufacturers - The TCL 3-in-1 Por

£537.10
New
3M/4M Airlock Portable AC Window Seal Kit For Mobile Air Conditioner Silver Grey
Designed to prevent warm air from entering your room, this window seal kit ensures that the cool air generated by your p

£14.36
New
1100W Air Conditioner Window Desk Refrigerated Cool / Heat LCD & Remote Control
Heating quantity: 1100W. Auto swing function. 1X Portable Air Conditioner. Cold & Heat dual use. Rated heating power: 36

£358.39
New
Air Conditioning 150mm Window Vent Adapter Portable AC Connector Exhaust
Designed to create a tight, seamless seal between your air conditioner's exhaust hose and your window slider kit, this a

£36.06
New
Portable Air Con Window Vent Adapter Connector AC 150mm - 6" - 3D Printed - UK
❄️ Portable Air Conditioner Window Adapter | 150mm (6") Exhaust Hose Connector | UK 3D Printed. • 1 × 150mm Portable Air

£30.85

25 Window Air Conditioners deals are available from: Amazon, eBay stores, starting from £8.29.
The biggest discount we found is 5% on Portable AC Window Vent Kit | Portable AC Sealing Exhaust Accessories - Mobile Air Conditioning Window Kit - for Home Apartment Farmhouse Dormitory Bedroom Living Room Study at Amazon.
The lowest price we found is £8.29 while the highest is £950.00.
Prices for the best Window Air Conditioners deals average at £324.39.
Last updated on July 26, 2026.
We scanned these quality online stores and more to deliver you with the best offers online available for Window Air Conditioners.