Diesel prices in SA4

Distances are from the centre of SA4.

Cheapest reported within 25 miles · Diesel (B7)

194.9p

MFG Morrisons Carmarthen · Morrisons

Parc Pensarn, Carmarthen, SA31 2NF

16 miles away · Open 24 hours

Price changed 21 days ago

£0.80 less on 40 litres than the local median (196.9p)

Directions

Nearest open station: MFG Morrisons Swansea, 5.6 mi, 195.9p. The top pick saves £0.40 on 40 litres, before the cost of any extra driving.

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  1. 194.9pMFG Morrisons Carmarthen · MorrisonsGo16 mi · Open 24 hours
    Price changed 21 days agoWrong price?
  2. 195.9pMFG Morrisons Swansea · MorrisonsGo5.6 mi · Open until 23:00
    Price changed 16 days agoWrong price?
  3. 195.9pMFG Morrisons Port Talbot Baglan · MorrisonsGo11 mi · Open until 23:00
    Price changed 22 days agoWrong price?
  4. 196.9pShell Swansea Bay · ShellGo8.9 mi · Open 24 hours
    Price changed 2 days agoWrong price?
  5. 197.9pRontec Morriston · BPGo6.1 mi · Open 24 hours
    Price changed 6 days agoWrong price?
  6. 198.9pAsda Waterton Express Petrol · BPGo23 mi · Open 24 hours
    Price changed 4 days agoWrong price?
  7. 218.9pSwansea Service Area · BPMotorwayGo2.3 mi · Open 24 hours
    Price changed 3 days agoWrong price?

See on the map

SA4 fuel prices today

FuelCheapestTypicalStations
Unleaded (E10)161.9p166.9p107
Super unleaded (E5)174.9p185.9p72
Diesel (B7)191.9p196.9p106
Premium diesel207.9p215.9p39

Typical unleaded here is 3.0p below the Great Britain typical price of 169.9p.

What's the cheapest petrol in SA4 today?

Asda Pontyates Express Petrol (Asda) at 161.9p a litre, the lowest reported price at an open station within 25 miles. The typical price nearby is 166.9p.

What's the cheapest diesel in SA4 today?

Windy Corner Garage at 191.9p a litre, the lowest reported price at an open station within 25 miles. The typical price nearby is 196.9p.

Updated 8 November 2026 from GOV.UK Fuel Finder. "Typical" is the median of prices confirmed in the last 30 days. Closed stations are removed, and prices that differ sharply from nearby stations aren't ranked.

All stations in SA4

Asda Gorseinon SuperstoreAsda Pont Abraham Express PetrolCK FoodstoresGowerton Esso ExpressPontarddulais Service StationPontarddulais SuperstoreRontec CrossSouthview Service StationSwansea Service Area

Nearby towns

LlanelliSwanseaNeathCarmarthenBridgendPontypriddBlackwoodBarry

Nearby postcode districts

SA5SA2SA15SA6SA1SA14SA3SA7