PRICES of petrol and diesel fluctuate constantly and the non stop change in price can make it quite difficult to find a place to fill up for less.

But this week The Observer has searched across Slough for the cheapest fuel prices.

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So where are the best deals in Slough?

Using the website petrolprices.com and petrolmap.co.uk we’ve made a map with the cheapest places to fill your tank up this week.

The map pindrops in green show the location and price of petrol and pindrops in orange show the location and price of diesel. 

All prices accurate at the time of print - comparison sites updated May 19.

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Cheapest place to buy petrol

Asda Slough - 123.7p per litre

 - Telford Drive, Slough, SL1 9DU

BP Old Windsor - 125.9p per litre

 - Straight Road, Old Windsor, Windsor, SL4 2SE

ESSO Tesco Cowley - 125.9p per litre

 - High Street, Cowley, Uxbridge UB8 2HS

JET West Drayton - 126.9p per litre

 - Mill Road, West Drayton, UB7 7EQ

Tesco Slough - 127.9p per litre

 - Brunel Way, Slough, SL1 1XW

Cheapest place to buy diesel

Asda Slough - 124.7p per litre

 - Telford Drive, Slough, SL1 9DU

ESSO Tesco Cowley - 128.9p per litre

 - High Street, Cowley, Uxbridge UB8 2HS

Tesco Slough - 129.9p per litre

 - Brunel Way, Slough, SL1 1XW

BP Old Windsor - 129.9p per litre

 - Straight Road, Old Windsor, Windsor, SL4 2SE

JET West Drayton - 129.9p per litre

 - Mill Road, West Drayton, UB7 7EQ