Fuel Price Check Analysis – Week of March 17, 2026 Petrol (E10) 143.7p 2.2% (+3.1p) 7d avg: 142.3p Slight rise | Super Unleaded (E5) 161.8p 2.3% (+3.6p) 7d avg: 160.3p Slight rise | Diesel (B7) 164.8p 3.3% (+5.2p) 7d avg: 162.5p Hold off if you can | Super Diesel (SDV) 185.6p 3.5% (+6.3p) 7d avg: 183p Hold off if you can |
Fuel Price Check Analysis – Week of March 17, 2026 Petrol (E10) 143.7p 2.2% (+3.1p) 7d avg: 142.3p Slight rise | Super Unleaded (E5) 161.8p 2.3% (+3.6p) 7d avg: 160.3p Slight rise | Diesel (B7) 164.8p 3.3% (+5.2p) 7d avg: 162.5p Hold off if you can | Super Diesel (SDV) 185.6p 3.5% (+6.3p) 7d avg: 183p Hold off if you can |

Fuel Prices in Portishead

Live comparison for BS20 area. Tracking 4 stations across 31 brands. For a detailed breakdown including 7-day price trends, market competition analysis, and savings tips, and also find Today’s Cheapest Petrol and Diesel in Portishead .

South West 4 Stations 4 Brands
Updated 19 Mar 2026
View Portishead on the Fuel Map

Compare all 4 stations visually on our interactive map to find the cheapest fuel near your route.

7-Day Price Movement
Petrol (E10)
141.1p 143.4p
2.3p (1.6%)
Diesel (B7)
158.2p 163.2p
5p (3.1%)
Cheapest Today
Petrol
SAINSBURY'S
SERBERT WAY, PORTISH...
142.9p
View Details
Super Unleaded
SAINSBURY'S
SERBERT WAY, PORTISH...
154.9p
View Details
Diesel
SAINSBURY'S
SERBERT WAY, PORTISH...
159.9p
View Details
Super Diesel
SHELL
HARBOUR ROAD, PORTIS...
189.9p
View Details
Area Averages vs National
Petrol
152.9p
▲ 9.2p vs UK Avg
Super Unleaded
169.2p
▲ 7.4p vs UK Avg
Diesel
169.4p
▲ 4.6p vs UK Avg
Super Diesel
192.9p
▲ 7.3p vs UK Avg
All Fuel Stations in Portishead (BS20)
SAINSBURY'S
SERBERT WAY, PORTISHEAD, BRISTOL, ENGLAND
E10
142.9
E5
154.9
B7
159.9
19 minutes ago
SHELL
HARBOUR ROAD, PORTISHEAD, AVON, UNITED KINGDOM
E10
147.9
E5
169.9
B7
165.9
SDV
189.9
19 minutes ago
Lodway Service Station Ltd
LODWAY GARAGE, 19, LODWAY, PILL, BRISTOL, BS20 0DH, BRISTOL, England
E10
147.9
B7
165.9
29 minutes ago
WELCOME BREAK
MOTORWAY SERVICES, BRISTOL, BRISTOL, ENGLAND
E10
172.9
E5
182.9
B7
185.9
SDV
195.9
29 minutes ago
Frequently Asked Questions About Fuel in Portishead

As of 19 March 2026, the cheapest E10 petrol in Portishead is 142.9p at SAINSBURY'S, SERBERT WAY, PORTISHEAD, BRISTOL, ENGLAND.

There is currently a 30.0p difference between the cheapest and most expensive stations in Portishead. For a standard 55-litre family car, that equals a saving of £16.50 per tank.

We update prices daily using data provided directly by fuel stations via the Competition and Markets Authority (CMA) Open Data scheme. This is a UK Government initiative requiring all major retailers to report live prices, ensuring you see the most accurate data for the North Somerset area.

Not today. SAINSBURY'S is actually cheaper than local supermarkets in BS20. It's always worth comparing before filling up.

We are currently tracking 4 active fuel stations in the BS20 area, operated by 4 different brands including SAINSBURY'S, SHELL, Lodway Service Station Ltd and more.

The cheapest B7 diesel in Portishead is currently 159.9p at SAINSBURY'S. You can also use our interactive fuel map to compare diesel prices visually.

Prices sourced from the UK Government CMA Open Data Scheme, updated every 30 minutes. CheckFuelPrices is editorially independent — read our policy.