Compare Asda petrol and diesel prices across forecourts in and around Keston, Greater London. Cheapest unleaded from 172.9p, diesel from 198.9p. Updated today, 23 October 2026.
| Forecourt | Unleaded | Diesel | Distance |
|---|---|---|---|
| ASDA BIGGIN HILL EXPRESS PETROL 141 MAIN ROAD |
172.9p | 198.9p | 2.7 mi |