2 stations in Portstewart, Causeway Coast and Glens, cheapest first.
The cheapest unleaded petrol (E10) in Portstewart today is 164.9p a litre at Circle K Supervalu Portstewart (BT55 7PU). Across the 2 stations selling it, prices average 165.9p and go up to 166.9p, so filling a 55-litre tank costs between £90.69 and £91.80.
The cheapest diesel in Portstewart today is 189.9p a litre at Circle K Supervalu Portstewart (BT55 7PU). Across the 2 stations selling it, prices average 190.4p and go up to 190.9p, so filling a 55-litre tank costs between £104.44 and £105.00.
Unleaded in Portstewart averages 165.9p, 0.1p less than the Causeway Coast and Glens average (166.0p) and 8.5p less than the UK average (174.4p). Diesel in Portstewart averages 190.4p, 1.4p less than the Causeway Coast and Glens average (191.8p) and 9.0p less than the UK average (199.4p).
Super unleaded (E5) is sold at 1 station, from 175.9p at Texaco Spar Larkhill Service Station. The 1 supermarket station charge 166.9p on average for unleaded, 2.0p more than the other 1.
| Fuel | Cheapest | Average | Highest |
|---|---|---|---|
| Unleaded | 164.9p | 165.9p | 166.9p |
| Super unleaded | 175.9p | 175.9p | 175.9p |
| Diesel | 189.9p | 190.4p | 190.9p |
Average unleaded price, cheapest highlighted
Portstewart has 2 petrol stations reporting prices: 1 Texaco and 1 independent. None is open 24 hours. 1 is at a supermarket. Of the 2, 1 offers air and screenwash, 1 has a car wash, 1 has customer toilets and 1 sells bottled AdBlue.
For unleaded, the cheapest nearby town is Ballymena, averaging 164.2p (1.7p less than Portstewart); 2 other nearby towns are also cheaper. For diesel, the cheapest nearby town is Limavady, averaging 189.9p (0.5p less than Portstewart).