Cheapest Fuel in Caernarfon
Gwynedd · 6 stations within 5 miles
Prices may have moved since, so check before you travel.
Stations near Caernarfon
Stations here change their unleaded price every 5 days on average.
Stations here change their diesel price every 5 days on average.
| Station | Unleaded | Diesel | Distance |
|---|---|---|---|
| 169.9p | 195.9p | 3.3 mi | |
|
London Garage Service Station
1 week ago
London Garage Ltd, Cwm-Y-Glo, Caernarfon, LL55 4DE, Caernarfon
|
169.9p | 198.9p | 4.1 mi |
| 171.7p | 196.7p | 0.6 mi | |
| 171.9p | 196.9p | 0.2 mi | |
|
Gwalia Garage Caernarfon Limited
1 week ago
Gwalia Garage Ltd, Caeathro, Caernarfon, LL55 2SS, Caernarfon
|
171.9p | 196.9p | 1.3 mi |
| 179.9p | 204.9p | 3.4 mi |
Premium fuel and the price spread in Caernarfon
How far apart prices are
Cheapest to dearest is 10.0p a litre. Choosing well saves £5.50 on a 55 litre fill.
Dolydd 3.3 mi
Cheapest to dearest is 9.0p a litre. Choosing well saves £4.95 on a 55 litre fill.
Dolydd 3.3 mi
Premium grades
Gwalia Garage Caernarfon Limited, 1.3 mi (last reported 22 days ago).
Super unleaded costs 14.0p a litre more than unleaded here.
Prices in Caernarfon over time
Average unleaded price in Caernarfon each day over the last 30 days, against the UK average
The line is the average of the prices on record each day; the figures below compare the same stations on both dates.
Figures to 2 November 2026.
Unleaded in Caernarfon is unchanged this week. It is down 0.7p over 30 days and up 11.5p over 90 days.
Most often cheapest
London Garage Service Station has been the cheapest unleaded in Caernarfon on 34 of the last 90 days.
Diesel in Caernarfon is unchanged this week. It is unchanged over 30 days and up 16.0p over 90 days.
Worth a drive from Caernarfon?
Prices in the nearest towns, measured from the town centre, after the fuel the round trip itself burns at typical mpg.
No town near Caernarfon beats it on unleaded once you count the drive.
No town near Caernarfon beats it on diesel once you count the drive.
Facilities in Caernarfon
Across the stations within 5 miles. AdBlue pumps, LPG and HVO are the hard ones to find, so those name a station.
-
AdBlue pumps 2 stations
Cheapest: Gwalia Garage Caernarfon Limited, 196.9p (last reported 11 days ago), 1.3 mi
-
AdBlue (packaged) 5 stations
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Car wash 3 stations
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Toilets 3 stations
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Air pump / screenwash 3 stations
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Water filling 4 stations
Some of these details come from OpenStreetMap, © OpenStreetMap contributors, under the Open Database Licence.
Something to eat near the cheapest
At or near the three cheapest unleaded forecourts in Caernarfon.
- Dolydd: Dolydd garage on site, rated 5 for food hygiene (inspected Jun 2023).
- London Garage Service Station: Menter Fachwen, 0.1 mi away, rated 5 for food hygiene (inspected Aug 2026). Check opening hours
- MFG Morrisons Caernarfon: WM Morrison Supermarkets Limited, 0.2 mi away, rated 5 for food hygiene (inspected Aug 2025). Check opening hours
Hygiene ratings: Food Standards Agency. About this data.
Brands in Caernarfon
1 of 6 stations is a supermarket forecourt.
Sorted by average unleaded
-
Texaco 2 stations
Average unleaded 170.9p (on prices reported over the last 20 days); cheapest Dolydd at 169.9p (last reported 20 days ago), 3.3 mi
Average diesel 196.4p (on prices reported over the last 19 days); cheapest Dolydd at 195.9p (last reported 17 days ago), 3.3 mi
-
Essar 1 station
Unleaded at London Garage Service Station: 169.9p (last reported 13 days ago), 4.1 mi
Diesel at London Garage Service Station: 198.9p (last reported 13 days ago), 4.1 mi
-
Morrisons 1 station
Unleaded at MFG Morrisons Caernarfon: 171.7p (last reported 16 days ago), 0.6 mi
Diesel at MFG Morrisons Caernarfon: 196.7p (last reported 16 days ago), 0.6 mi
-
Shell 1 station
Unleaded at Gwalia Garage Caernarfon Limited: 171.9p (last reported 22 days ago), 1.3 mi
Diesel at Gwalia Garage Caernarfon Limited: 196.9p (last reported 11 days ago), 1.3 mi
-
Independent and unbranded 1 station
Loyalty schemes
- Texaco Star Rewards members collect points at participating forecourts by handing over their card at the till, or tapping the key fob or app card on the reader.
- Morrisons More members collect points on fuel by scanning their More Card or the Morrisons More app when they pay.
- Shell GO+ members collect points on fuel at participating Shell forecourts by scanning the Shell App, a GO+ card or a key fob at the till, or by paying in the app at the pump.
Schemes change and not every forecourt takes part, so check with the retailer before you count on one.
Common questions about fuel in Caernarfon
How much is unleaded in Caernarfon?
The cheapest unleaded in Caernarfon is 169.9p a litre at Dolydd (last reported 20 days ago). That is 1.8p below the UK average. Across the stations within 5 miles, unleaded runs from 169.9p to 179.9p a litre.
How much is diesel in Caernarfon?
The cheapest diesel in Caernarfon is 195.9p a litre at Dolydd (last reported 17 days ago). That is 2.5p below the UK average. Across the stations within 5 miles, diesel runs from 195.9p to 204.9p a litre.
Which station is cheapest for unleaded in Caernarfon?
Going by the price it last reported, 20 days ago, Dolydd has the cheapest unleaded in Caernarfon, at 169.9p a litre. It is 3.3 miles from the centre.
Is fuel cheaper in Caernarfon than Bangor?
No. Unleaded is 3.0p a litre dearer in Caernarfon than in Bangor. The cheapest in Caernarfon is 169.9p at Dolydd (last reported 20 days ago); in Bangor it is 166.9p at Bryn Llwyd Services. Diesel is 2.0p a litre dearer in Caernarfon than in Bangor. The cheapest in Caernarfon is 195.9p at Dolydd (last reported 17 days ago); in Bangor it is 193.9p at Bryn Llwyd Services.
Where can I get AdBlue at the pump in Caernarfon?
2 of the stations within 5 miles have AdBlue at the pump. The cheapest diesel among them is at Gwalia Garage Caernarfon Limited, 1.3 miles from the centre, for 196.9p a litre (last reported 11 days ago).
Are prices in Caernarfon going up or down?
Unleaded in Caernarfon is unchanged this week and down 0.7p over 30 days. Diesel in Caernarfon is unchanged this week and unchanged over 30 days. Figures to 2 November 2026.