Live prices
Cheapest diesel (B7) in Portstewart
2 stations reporting diesel (B7), ranked cheapest first.
The cheapest reported diesel (B7) in Portstewart is £8.63 a gallon (189.9p per litre) at Texaco, Larkhill Service Station, 171, Coleraine Road, Portstewart, BT55 7HU, Portstewart (BT55 7HU). The average across 2 forecourts currently reporting this grade is £8.63 a gallon (189.9p per litre). That local average is 6.3p per litre below the UK average of 196.2p.
The average is unchanged since yesterday. The average has risen 5.0p per litre since last week.
Prices last refreshed at 7:31am on 19 September 2026, supplied through the official UK Government fuel price open data scheme and checked every 30 minutes.
| Station | Unleaded | Diesel | Premium | Super diesel | Updated |
|---|---|---|---|---|---|
 Spar Larkhill Service Station (BT55 7HU)Larkhill Service Station, 171, Coleraine Road, Portstewart, BT55 7HU, Portstewart | £7.54165.9p | £8.63189.9p | £7.95174.9p | ---- | 19 Sept 2026, 06:31 |
 Supervalu Portstewart (BT55 7PU)162 Station Road, Portstewart | £7.54165.9p | £8.63189.9p | ---- | ---- | 19 Sept 2026, 06:31 |
Prices are supplied through the official UK Government fuel price open data scheme (Open Government Licence v3.0) and checked every 30 minutes. Only stations reporting diesel (B7) appear here.
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Questions about diesel (B7) in Portstewart
- Where is the cheapest diesel (B7) in Portstewart?
- The cheapest reported diesel (B7) in Portstewart is 189.9p per litre at Texaco, Larkhill Service Station, 171, Coleraine Road, Portstewart, BT55 7HU, Portstewart (BT55 7HU). The average across 2 forecourts reporting this grade is 189.9p per litre. Prices were last refreshed at 7:31am on 19 September 2026 from official UK Government fuel price data.
- How many stations in Portstewart sell diesel (B7)?
- 2 forecourts in Portstewart currently report a price for diesel (B7) through the official UK fuel price open data scheme. Stations that do not sell or report this grade are not counted.