Knocknagoney Rd Extra fuel prices
Tesco · BT4 2PW · Castlereagh
Knocknagoney Road, Belfast
Unleaded here is 0.1p above the local average at its last reported price, 18 days ago. 8th cheapest of 22 within 3 miles. Sainsbury's Holywood Exchange, 0.5 miles away, is 1.0p cheaper. Prices may have moved since, so check before you travel. Full comparison
Diesel here is 4.0p below the local average at its last reported price, 18 days ago. 2nd cheapest of 21 within 3 miles. Yorkgate Centre Superstore, 2.8 miles away, is 3.0p cheaper (price reported 3 days ago). Prices may have moved since, so check before you travel. Full comparison
Jump to: current prices, nearby stations, opening hours, amenities, something to eat, location and directions, how this station compares, price history, where the money goes or common questions.
Current prices at Knocknagoney Rd Extra
How much does it cost to fill up at Knocknagoney Rd Extra?
- Unleaded
- £90.70
- Diesel
- £102.25
Planning a trip? Work out a journey's fuel cost.
Get directions
Petrol stations near BT4 2PW
| Station | Unleaded |
|---|---|
|
Sainsbury's
Holywood Exchange, 302 Airport Road West, Belfast
|
163.9p
-1.0p cheaper
0.5 mi
· Diesel 185.9pLast reported 16 days ago
same
|
|
Go
105 Airport Road West, Belfast
|
163.9pLast reported 19 days ago
-1.0p cheaper
0.7 mi
· Diesel 186.9pLast reported 19 days ago
+1.0p dearer
|
|
Maxol
Maxol Garage, 69, Belfast Road, Holywood
|
165.9pLast reported 5 days ago
+1.0p dearer
1.0 mi
· Diesel 191.9pLast reported 7 days ago
+6.0p dearer
|
|
BP
Eurospar Holywood Road, 220-230 Holywood Road, Belfast
|
163.9pLast reported 5 days ago
-1.0p cheaper
1.3 mi
· Diesel 189.9pLast reported 13 days ago
+4.0p dearer
|
|
Star
1 Westbank Way, Belfast
|
—
1.5 mi
· Diesel 195.9poldLast reported 48 days ago
|
|
Maxol
119 - 125 Holywood Road, Belfast
|
164.9pLast reported 18 days ago
same
1.6 mi
· Diesel 187.9pLast reported 18 days ago
+2.0p dearer
|
|
Morgan Fuels
Top Kellys Fuels, 10, Seal Road, Belfast
|
—
1.7 mi
· Diesel 196.9pLast reported 6 days ago
+11.0p dearer
|
|
BP
Ballyhackamore Service Station, 276, Upper Newtownards Road, Belfast
|
164.9pLast reported 5 days ago
same
1.7 mi
· Diesel 190.9pLast reported 19 days ago
+5.0p dearer
|
Opening Hours
Amenities
Looking for something to eat?
Feeling a bit peckish? Grab something to eat while you fill up. We've gathered local places to eat, along with their food hygiene ratings.
Well-rated food within half a mile
Hygiene ratings: Food Standards Agency. About this data.
How Knocknagoney Rd Extra fuel prices compare
Unleaded
0.1% more expensive than the 21 stations within 3 miles (+0.1p)
3.9% below the UK average (-6.7p)
3.4% below the Tesco national average (-5.7p)
8th cheapest of 22 for Unleaded within 3 miles
Cheaper nearby: Sainsbury's Holywood Exchange — 0.5 mi away, save ~33p after the drive
Savings based on a 55 L fill at 44.6 mpg, round trip.
Lowest 164.9p on 15 Oct · Highest 166.9p on 12 Oct
Diesel
2.1% cheaper than the 20 stations within 3 miles (-4.0p)
6.3% below the UK average (-12.5p)
4.9% below the Tesco national average (-9.6p)
2nd cheapest of 21 for Diesel within 3 miles
Cheaper nearby: Yorkgate Centre Superstore — 2.8 mi away, save ~39p after the drive
Savings based on a 55 L fill at 48.4 mpg, round trip.
Lowest 185.9p on 15 Oct · Highest 185.9p on 15 Oct
Knocknagoney Rd Extra price history
Recent price changes
Unleaded has not changed over the past week and has changed price 2 times in the last 30 days.
Diesel has not changed over the past week and has changed price 1 time in the last 30 days.
| Date | Unleaded | Diesel |
|---|---|---|
| Earlier in the last 30 days | ||
| 164.9p −2.0 | 185.9p −3.0 | |
| 166.9p −1.0 | 188.9p | |
| More than 30 days ago | ||
| 167.9p +1.0 | 188.9p +1.0 | |
| 166.9p +2.0 | 187.9p +2.0 | |
| 164.9p +1.0 | 185.9p +1.0 | |
| 163.9p +1.0 | 184.9p +1.0 | |
| 162.9p | 183.9p +1.0 | |
| 162.9p +5.0 | 182.9p +6.0 | |
| 157.9p +3.0 | 176.9p +3.0 | |
| 154.9p +1.0 | 173.9p +1.0 | |
One row for each day a price changed. Greyed prices did not change that day. Dates are when the price was submitted, or when we first recorded it if no submission time was supplied.
Where the money goes
About 49% of what you pay for unleaded here is tax. Fuel duty is a flat 52.95p on every litre, and 20% VAT is then charged on the fuel and the duty together. The rest covers the fuel itself, delivery and the retailer's margin.
| Per litre | Pump price | Fuel and retailer | Fuel duty | VAT |
|---|---|---|---|---|
| Unleaded | 164.9p | 84.45p | 52.95p | 27.50p |
| Diesel | 185.9p | 101.95p | 52.95p | 31.00p |
Duty rate: GOV.UK, checked 13 October 2026.
Common questions about Knocknagoney Rd Extra
How much is unleaded at Knocknagoney Rd Extra?
Unleaded at Knocknagoney Rd Extra is 164.9p per litre, last reported on 15 October 2026. That is 6.7p below the UK average. A 55 litre fill costs about £90.70.
How much is diesel at Knocknagoney Rd Extra?
Diesel at Knocknagoney Rd Extra is 185.9p per litre, last reported on 15 October 2026. That is 12.5p below the UK average. A 55 litre fill costs about £102.25.
Is Knocknagoney Rd Extra the cheapest place for unleaded near Castlereagh?
No. Going by the price it last reported, 18 days ago, Knocknagoney Rd Extra is the 8th cheapest of 22 stations for unleaded within 3 miles. Sainsbury's Holywood Exchange, 0.5 miles away, charges 163.9p, which saves about £0.33 on a 55 litre fill after the cost of driving there and back.
Is Knocknagoney Rd Extra open 24 hours?
Yes. Knocknagoney Rd Extra is listed as open 24 hours a day, seven days a week.
What fuel and facilities does Knocknagoney Rd Extra have?
Knocknagoney Rd Extra reports prices for Unleaded and Diesel. Facilities listed for the site: AdBlue (packaged), Air pump / screenwash, Toilets, 24-hour fuel and Water filling.
How often does Knocknagoney Rd Extra change its prices?
Unleaded has not changed over the past week and has changed price 2 times in the last 30 days.