Cheapest Washing Detergent in the UK 2026
Compare laundry detergent prices across UK supermarkets and Amazon. Persil, Ariel, Bold, Surf and own-brand — find the best price per wash.
Stores we compare
TescoAsdaSainsbury'sMorrisonsAldiLidlAmazon UK
Frequently asked questions
What's the cheapest washing detergent per wash?+
Smol, Aldi Almat and Lidl Formil are typically cheapest per wash. For name brands, Amazon Subscribe & Save Persil and Ariel often beat supermarket prices.