Fuel Prices in Belfast, Castlereagh, Crossnacreevy, Gilnahir...
Live comparison for BT5 area. Tracking 36 stations across 203 brands. For a detailed breakdown including 7-day price trends, market competition analysis, and savings tips, and also find Today’s Cheapest Petrol and Diesel in Belfast, Castlereagh, Crossnacreevy, Gilnahirk, Knock .
Northern Ireland
36 Stations
24 Brands
Updated 6 May 2026
View Belfast, Castlereagh, Crossnacreevy, Gilnahirk, Knock on the Fuel Map
Compare all 36 stations visually on our interactive map to find the cheapest fuel near your route.
7-Day Price Movement
Petrol (E10)
150.5p
152.1p
Diesel (B7)
177.5p
177.5p
Cheapest Today
Area Averages vs National
Petrol
151.6p
▼ 5.5p vs UK Avg
Super Unleaded
161.2p
▼ 13.0p vs UK Avg
Diesel
177.2p
▼ 10.8p vs UK Avg
Super Diesel
186.6p
▼ 21.4p vs UK Avg
All Fuel Stations in Belfast, Castlereagh, Crossnacreevy, Gilnahirk, Knock (BT5)
Nicholl
EXORNA FILLING STATION, 168-170, MUSSENDEN ROAD, CASTLEROCK, COLERAINE, Northern Ireland
LARKHILL SERVICE STATION
LARKHILL SERVICE STATION, 171, COLERAINE ROAD, PORTSTEWART, Northern Ireland
Russells Food&Drink 403
GILNAHIRK FILLING STATION, 109A, GILNAHIRK ROAD, BELFAST, Northern Ireland
Spar Larkhill Service Station
LARKHILL SERVICE STATION, 171, COLERAINE ROAD, PORTSTEWART, BT55 7HU, PORTSTEWART, NORTHERN IRELAND
Frequently Asked Questions About Fuel in Belfast, Castlereagh, Crossnacreevy, Gilnahirk, Knock
As of 6 May 2026, the cheapest E10 petrol in Belfast, Castlereagh, Crossnacreevy, Gilnahirk, Knock is 148.7p at ASDA, 1 RING RD, COLERAINE, NORTHERN IRELAND.
There is currently a 10.2p difference between the cheapest and most expensive stations in Belfast, Castlereagh, Crossnacreevy, Gilnahirk, Knock. For a standard 55-litre family car, that equals a saving of £5.61 per tank.
We update prices daily using data provided directly by fuel stations via the Competition and Markets Authority (CMA) Open Data scheme. This is a UK Government initiative requiring all major retailers to report live prices, ensuring you see the most accurate data for the Belfast area.
Not today. ASDA is actually cheaper than local supermarkets in BT5. It's always worth comparing before filling up.
We are currently tracking 36 active fuel stations in the BT5 area, operated by 24 different brands including Maxol, SOLO, CIRCLE K and more.
The cheapest B7 diesel in Belfast, Castlereagh, Crossnacreevy, Gilnahirk, Knock is currently 173.9p at Texaco. You can also use our interactive fuel map to compare diesel prices visually.
Nearby Locations
Prices sourced from the UK Government CMA Open Data Scheme, updated every 30 minutes. CheckFuelPrices is editorially independent — read our policy.