Fuel Price Check Analysis – Week of April 28, 2026 Petrol (E10) 159p 0.9% (+1.4p) 7d avg: 158.4p Slight rise | Super Unleaded (E5) 176.9p 0.6% (+1p) 7d avg: 176.5p Prices stable | Diesel (B7) 181.3p 1.2% (+2.2p) 7d avg: 180.4p Slight rise | Super Diesel (SDV) 200.1p 0.9% (+1.8p) 7d avg: 199.3p Slight rise |
Fuel Price Check Analysis – Week of April 28, 2026 Petrol (E10) 159p 0.9% (+1.4p) 7d avg: 158.4p Slight rise | Super Unleaded (E5) 176.9p 0.6% (+1p) 7d avg: 176.5p Prices stable | Diesel (B7) 181.3p 1.2% (+2.2p) 7d avg: 180.4p Slight rise | Super Diesel (SDV) 200.1p 0.9% (+1.8p) 7d avg: 199.3p Slight rise |

Fuel Prices in Caernarfon, Bethel, Bontnewydd, Caeathro, Bry...

Live comparison for LL55 area. Tracking 5 stations across 36 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 Caernarfon, Bethel, Bontnewydd, Caeathro, Brynrefail, Clwt-y-Bont, Deiniolen, Penisarwaun, Beddgelert, Ceunant, Cwm-y-Glo, Llanberis, Llanrug, Nant Gwynant, Nant Peris, Waunfawr .

Wales 5 Stations 4 Brands
Updated 3 Aug 2026
View Caernarfon, Bethel, Bontnewydd, Caeathro, Brynrefail, Clwt-y-Bont, Deiniolen, Penisarwaun, Beddgelert, Ceunant, Cwm-y-Glo, Llanberis, Llanrug, Nant Gwynant, Nant Peris, Waunfawr on the Fuel Map

Compare all 5 stations visually on our interactive map to find the cheapest fuel near your route.

Open Fuel Map
7-Day Price Movement
Petrol (E10)
158.2p 159.8p
1.6p (1%)
Diesel (B7)
175.9p 180.7p
4.8p (2.7%)
Cheapest Today
Petrol
Essar
LONDON GARAGE LTD, C...
148.9p
View Details
Super Unleaded
Shell
GWALIA GARAGE LTD, C...
169.9p
View Details
Diesel
Essar
LONDON GARAGE LTD, C...
163.9p
View Details
Area Averages vs National
Petrol
155.9p
▼ 3.1p vs UK Avg
Super Unleaded
172.9p
▼ 4.0p vs UK Avg
Diesel
175.5p
▼ 5.8p vs UK Avg
All Fuel Stations in Caernarfon, Bethel, Bontnewydd, Caeathro, Brynrefail, Clwt-y-Bont, Deiniolen, Penisarwaun, Beddgelert, Ceunant, Cwm-y-Glo, Llanberis, Llanrug, Nant Gwynant, Nant Peris, Waunfawr (LL55)
MORRISONS
FFORDD Y GOGLEDD (NORTH ROAD), CAERNARFON, GWYNEDD, WALES
View
E10
157.9
E5
175.9
B7
177.9
1 hour ago
Shell
GWALIA GARAGE LTD, CAEATHRO, CAERNARFON, LL55 2SS, CAERNARFON, Wales
View
E10
157.9
E5
169.9
B7
177.9
1 hour ago
Texaco
BERAN GARAGE, DEINIOLEN, CAERNARFON, LL55 3NF, CAERNARFON, Wales
View
E10
156.9
B7
179.9
1 hour ago
Essar
LONDON GARAGE LTD, CWM-Y-GLO, CAERNARFON, LL55 4DE, CAERNARFON, WALES
View
E10
148.9
B7
163.9
1 hour ago
Texaco
CAER SERVICE STATION, SOUTH ROAD, CAERNARFON, LL55 2HP, CAERNARFON, WALES
View
E10
157.9
B7
177.9
1 hour ago
Frequently Asked Questions About Fuel in Caernarfon, Bethel, Bontnewydd, Caeathro, Brynrefail, Clwt-y-Bont, Deiniolen, Penisarwaun, Beddgelert, Ceunant, Cwm-y-Glo, Llanberis, Llanrug, Nant Gwynant, Nant Peris, Waunfawr

As of 3 August 2026, the cheapest E10 petrol in Caernarfon, Bethel, Bontnewydd, Caeathro, Brynrefail, Clwt-y-Bont, Deiniolen, Penisarwaun, Beddgelert, Ceunant, Cwm-y-Glo, Llanberis, Llanrug, Nant Gwynant, Nant Peris, Waunfawr is 148.9p at Essar, LONDON GARAGE LTD, CWM-Y-GLO, CAERNARFON, LL55 4DE, CAERNARFON, WALES.

There is currently a 9.0p difference between the cheapest and most expensive stations in Caernarfon, Bethel, Bontnewydd, Caeathro, Brynrefail, Clwt-y-Bont, Deiniolen, Penisarwaun, Beddgelert, Ceunant, Cwm-y-Glo, Llanberis, Llanrug, Nant Gwynant, Nant Peris, Waunfawr. For a standard 55-litre family car, that equals a saving of £4.95 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 Gwynedd area.

Not today. Essar is actually cheaper than local supermarkets in LL55. It's always worth comparing before filling up.

We are currently tracking 5 active fuel stations in the LL55 area, operated by 4 different brands including Texaco, MORRISONS, Shell and more.

The cheapest B7 diesel in Caernarfon, Bethel, Bontnewydd, Caeathro, Brynrefail, Clwt-y-Bont, Deiniolen, Penisarwaun, Beddgelert, Ceunant, Cwm-y-Glo, Llanberis, Llanrug, Nant Gwynant, Nant Peris, Waunfawr is currently 163.9p at Essar. You can also use our interactive fuel map to compare diesel prices visually.
Nearby Locations
Y Felinheli (LL56) Llanfairpwllgwyngyll, Brynsiencyn, Dwyran, Newborough (LL61) Gaerwen, Llanddaniel, Llangaffo, Star (LL60) Caernarfon, Clynnogfawr, Llanaelhaearn, Llandwrog, Pontllyfni, Saron, Trefor, Llanllyfni, Nantlle, Penygroes, Rhyd Ddu, Talysarn, Bontnewydd, Carmel, Dinas, Groeslon, Rhosgadfan, Rhostryfan (LL54) Menai Bridge, Llandegfan, Llansadwrn (LL59) Pentraeth, Red Wharf Bay, Rhoscefnhir (LL75) Bangor, Llanllechid, Rachub, Talybont, Bethesda, Glasinfryn, Llandygai, Mynydd Llandygai, Rhiwlas, Tregarth (LL57) Garndolbenmaen (LL51)

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