Skip to main content
Near Me

Diesel prices in Alltwen

Compare current diesel (B7) across 1 Alltwen forecourts. Check the lowest listed price, local average and map before choosing where to fill up.

Lowest listed diesel forecourt in Alltwen

196.9p/l

Lowest listed diesel price in Alltwen

Swansea Pontardawe Superstore - Petrol Filling Station<0.1 mi from Alltwen centre
DirectionsStation details
Diesel local average
196.9p/l
Local forecourts
1
UK comparison
Below

View station

Live local prices

Current diesel prices in Alltwen

1 current diesel (B7) prices from 1 Alltwen forecourts listed as stocking diesel.

Prices checked 20 Oct 2026, 08:10. Individual rows show when that forecourt price was reported.

Current diesel prices in Alltwen. Ranked by Diesel (B7) price.
ForecourtPostcode and reportDiesel(B7), selected rankingDistancefrom Swansea centreOpening timesActions
1Swansea Pontardawe Superstore - Petrol Filling StationTescoSA8 3AZReported 25 Sept 2026, 15:45196.9pCheapestDistance: <0.1 mi06:00 - 23:00 dailyMonday - Sunday: 06:00 - 23:00; Bank holidays: 07:00 - 22:00Details

How to read this page

About diesel prices in Alltwen

Coverage, freshness and comparison scope matter as much as the headline price.

Alltwen has 1 forecourts listed as stocking diesel (B7), with current prices available from 1. The table ranks forecourts by current diesel (B7) price, with distance and station name used to order equal or unavailable prices. Station status, distance and update freshness remain visible for comparison.

This page focuses on Diesel (B7) using official UK Fuel Finder data, local averages, regional benchmarks and UK average comparisons where coverage is available.

Thirty-day evidence

Thirty-day diesel (B7) price trend

Thirty-day diesel (B7) trends, local comparisons and potential savings from official UK Fuel Finder data.

201p195p188p
  • 20 September 2026: local 189.9: region 196.1: UK 196.3
  • 21 September 2026: local 191.9: region 196.7: UK 196.9
  • 22 September 2026: local 191.9: region 197.4: UK 197.3
  • 23 September 2026: local 191.9: region 197.9: UK 197.7
  • 24 September 2026: local 194.9: region 198.4: UK 198.3
  • 25 September 2026: local 196.9: region 198.9: UK 198.8
  • 26 September 2026: local 196.9: region 199.1: UK 199.1
  • 27 September 2026: local 196.9: region 199.2: UK 199.2
  • 28 September 2026: local 196.9: region 199.6: UK 199.6
  • 29 September 2026: local 196.9: region 199.7: UK 199.8
  • 30 September 2026: local 196.9: region 199.8: UK 199.8
  • 1 October 2026: local 196.9: region 199.8: UK 199.8
  • 2 October 2026: local 196.9: region 199.8: UK 199.9
  • 3 October 2026: local 196.9: region 199.9: UK 200
  • 4 October 2026: local 196.9: region 199.9: UK 200
  • 5 October 2026: local 196.9: region 199.9: UK 200
  • 6 October 2026: local 196.9: region 199.7: UK 199.9
  • 7 October 2026: local 196.9: region 199.6: UK 199.8
  • 8 October 2026: local 196.9: region 199.5: UK 199.7
  • 9 October 2026: local 196.9: region 199.4: UK 199.7
  • 10 October 2026: local 196.9: region 199.4: UK 199.7
  • 11 October 2026: local 196.9: region 199.4: UK 199.7
  • 12 October 2026: local 196.9: region 199.4: UK 199.6
  • 13 October 2026: local 196.9: region 199.3: UK 199.4
  • 14 October 2026: local 196.9: region 199.1: UK 199.3
  • 15 October 2026: local 196.9: region 199: UK 199.2
  • 16 October 2026: local 196.9: region 198.9: UK 199.1
  • 17 October 2026: local 196.9: region 198.8: UK 199.1
  • 18 October 2026: local 196.9: region 198.8: UK 199.1
  • 19 October 2026: local 196.9: region 198.8: UK 199.1

Average price

196.9p/l

20 Sept to 19 Oct

30-day low
189.9p/l
30-day high
196.9p/l
Movement (30 days)
+7p/l
Volatility
Low
Jerry holding a light bulb and presenting a fuel-price insight

Jerry's diesel trend read

Diesel in Alltwen rose 7p/l, from 189.9p/l on 20 September to 196.9p/l on 19 October. The latest 7 days were steadier, with the average little changed since 12 October. Alltwen's current average is 2.2p/l below the UK average. Daily movement volatility is low.

Consistency, not just today's lowest

A consistently competitive diesel forecourt

This recommendation requires at least 21 completed reporting days and a current price no higher than the local average.

Swansea Pontardawe Superstore - Petrol Filling Station

196.9p/l today

Matches Alltwen average today

Near cheapest
Within 1p on 30 of 30 days
Daily cheapest
Cheapest on 30 of 30 days
Average gap
0p/l average gap
Evidence
30 of 30 days reported
DirectionsStation details

Swansea Pontardawe Superstore - Petrol Filling Station stayed within 1p/l of the daily cheapest diesel price on 30 of 30 reported days, averaging 0p/l above the daily cheapest price.

Price choice

Potential diesel savings

Cheapest versus average is the practical comparison. Cheapest versus highest is the maximum listed difference, not a guaranteed saving.

Current local price range

0p/l

196.9p/l cheapest, 196.9p/l highest

Cheapest versus local average
£0.00 less than the local average on a 55-litre fill
Cheapest versus highest
£0.00 maximum listed difference on a 55-litre fill

Comparing current diesel prices in Alltwen can avoid paying up to 0p/l more than the cheapest listed price.

Diesel (B7) compared with nearby locations

Ranked by current average diesel price. Alltwen is highlighted so the local baseline remains easy to find.

  1. 1Ammanford7.2 mi, 5 reporting195.9pAverage-1p/lCheapest 195.9p
  2. 2AlltwenHereCurrent location, 1 reporting196.9pAverageBaselineCheapest 196.9p
  3. 3Llansamlet4.3 mi, 2 reporting197.9pAverage+1p/lCheapest 196.9p
  4. 4Morriston4.5 mi, 2 reporting198.3pAverage+1.4p/lCheapest 196.7p
  5. 5Neath4 mi, 8 reporting199pAverage+2.1p/lCheapest 195.9p
  6. 6Ystradgynlais5 mi, 2 reporting199.9pAverage+3p/lCheapest 199.9p

Ammanford has the lowest nearby average shown at 195.9p; it is 1p/l cheaper than Alltwen.

Local market evidence

Diesel market in this location

Distribution, station consistency and forecourt type provide different evidence. None is treated as a guarantee of the next pump price.

Price distribution

196.9p/l1 stations

All reporting diesel forecourts in Alltwen currently list the same price.

Cheapest station consistency

  1. 1Swansea Pontardawe Superstore - Petrol Filling Station30 days

Supermarkets and other forecourts

Supermarkets
196.9p/l
Major brands
No price
Independent forecourts
No price
Named local evidence: Tesco.

Where value persists

Diesel brand reliability over 30 days

Historical claims render only when the documented reporting thresholds are met.

No brand has at least two Alltwen forecourts and 21 days of diesel evidence for a reliable 30-day comparison.

Areas with the cheapest diesel in Alltwen

  1. 1Alltwen1 reporting, 0 below average196.9p/l

Good to know

Fuel price FAQs for Alltwen

Use the current local evidence to choose a forecourt, compare nearby places and understand how coverage and freshness affect the figures.

Where is the cheapest diesel (B7) in Alltwen today?
The cheapest listed diesel (B7) price in Alltwen is 196.9p/l at Swansea Pontardawe Superstore - Petrol Filling Station. Check the table before travelling because distance, opening status and recent updates can affect the best choice.
How are Alltwen diesel (B7) forecourts ranked?
Forecourts are ranked by their current diesel (B7) price first. If prices are tied or unavailable, the table uses distance and station name. Use the forecourt comparison to sort and inspect the current results.
Are diesel (B7) prices in Alltwen below the UK average?
Diesel is below the UK average by 2.2p/l. These comparisons use current location averages and the latest benchmark data available to the page.
How recent are the Alltwen fuel prices on this page?
Prices checked 20 Oct 2026, 08:10. Individual prices can remain unchanged between checks until a retailer reports a price change.
Why do some Alltwen forecourts not show a current diesel (B7) price?
A forecourt can be listed when it is known to stock diesel (B7), even if there is not a current reported price available for that fuel. The price table keeps those stations visible but prioritises forecourts with current prices.
Should I compare nearby locations before filling up in Alltwen?
Nearby comparisons currently show Neath at 199p/l, 2.1p/l more expensive than Alltwen, Llansamlet at 197.9p/l, 1p/l more expensive than Alltwen and Morriston at 198.3p/l, 1.4p/l more expensive than Alltwen. Compare Neath, Llansamlet, Morriston and Ystradgynlais.
How can I compare fuel prices around my current location?
Use cheapest diesel near me for a distance-led comparison based on your current position.

Built on real fuel-price data

Prices are sourced from the UK Government Fuel Finder scheme. Prices checked 20 Oct 2026, 08:10. See how we qualify and compare prices

Retailer reporting target
30 minutes