Don't get pumped.
As of 21 October 2026, the cheapest unleaded petrol in South Lake, WA is 221.9c per litre at United, South Lake. Prices range from 221.9c to 239.9c across 3 stations, averaging 233.6c per litre.
Compare fuel prices from 3+ stations in South Lake. Average: 233.6c/L
Last updated: 06:00 PM, 21 Oct 2026
Petrol prices in South Lake currently range from 221.9c to 239.9c per litre for unleaded fuel, with motorists paying an average of 233.6c/L. We're tracking live prices from 3 service stations, which means you could save up to $9.00 on a 50L tank simply by choosing the right station. View all Western Australia prices for broader comparisons.
Compare all fuel types in South Lake: Unleaded (ULP) from 221.9c/L, Diesel from 276.9c/L, Premium 95 from 235.9c/L, Premium 98 from 243.9c/L. Each fuel type page shows the cheapest stations in the area, helping you find the best deal whether you need regular unleaded, premium fuel, or diesel.
Perth's fuel market follows a predictable weekly cycle with swings of 20-30c per litre. Watch for the price drop (often Tuesdays) and fill up then rather than waiting for prices to climb again. Check our Best Time to Fill Up guide for detailed advice.
Prices for South Lake are sourced from WA FuelWatch, updated several times a day. Compare prices by brand or view our full station directory for more options.
Perth follows a strict weekly price cycle. Prices jump sharply on Wednesday and then ease for the rest of the week, reaching their lowest point on Tuesday.
Check individual station prices in South Lake
Based on historical price patterns in South Lake, Tuesday tends to offer the best prices. Tuesday is historically one of the best days to fill up in many areas.
| Rank | Station | Brand | Suburb | Price | Updated |
|---|---|---|---|---|---|
| United South Lake | United | South Lake | 221.9c | Today, 6:00pm | |
| Ampol Foodary South Lake | Ampol | South Lake | 238.9c | Today, 6:00pm | |
| EG Ampol South Lake | EG Ampol | South Lake | 239.9c | Today, 6:00pm |
| Rank | Station | Brand | Suburb | Price | Updated |
|---|---|---|---|---|---|
| United South Lake | United | South Lake | 276.9c | Today, 6:00pm | |
| Ampol Foodary South Lake | Ampol | South Lake | 277.9c | Today, 6:00pm | |
| EG Ampol South Lake | EG Ampol | South Lake | 277.9c | Today, 6:00pm |
| Rank | Station | Brand | Suburb | Price | Updated |
|---|---|---|---|---|---|
| United South Lake | United | South Lake | 235.9c | Today, 6:00pm | |
| Ampol Foodary South Lake | Ampol | South Lake | 255.9c | Today, 6:00pm | |
| EG Ampol South Lake | EG Ampol | South Lake | 256.9c | Today, 6:00pm |
| Rank | Station | Brand | Suburb | Price | Updated |
|---|---|---|---|---|---|
| United South Lake | United | South Lake | 243.9c | Today, 6:00pm | |
| Ampol Foodary South Lake | Ampol | South Lake | 265.9c | Today, 6:00pm | |
| EG Ampol South Lake | EG Ampol | South Lake | 266.9c | Today, 6:00pm |
| Rank | Station | Brand | Suburb | Price | Updated |
|---|---|---|---|---|---|
| United South Lake | United | South Lake | 159.5c | Today, 6:00pm |
Find the best value by suburb - average unleaded petrol prices:
| Suburb | Stations | Average Price | Cheapest Price |
|---|---|---|---|
| South Lake | 3 stations | 233.6c | 221.9c |
Save money at these stations with the lowest ULP prices. Prices shown for all available fuel types:
| Station | Address | Brand | ULP | E10 | Diesel | P95 | P98 | Updated |
|---|---|---|---|---|---|---|---|---|
| United South Lake | 49 Berrigan Dr | United | 221.9c | - | 276.9c | 235.9c | 243.9c | Today, 6:00pm |
| Ampol Foodary South Lake | 2 Omeo St | Ampol | 238.9c | - | 277.9c | 255.9c | 265.9c | Today, 6:00pm |
| EG Ampol South Lake | 752 North Lake Rd | EG Ampol | 239.9c | - | 277.9c | 256.9c | 266.9c | Today, 6:00pm |
Avoid overpaying - these stations have the highest ULP prices:
| Station | Address | Brand | ULP | E10 | Diesel | P95 | P98 | Updated |
|---|---|---|---|---|---|---|---|---|
| EG Ampol South Lake | 752 North Lake Rd | EG Ampol | 239.9c | - | 277.9c | 256.9c | 266.9c | Today, 6:00pm |
| Ampol Foodary South Lake | 2 Omeo St | Ampol | 238.9c | - | 277.9c | 255.9c | 265.9c | Today, 6:00pm |
| United South Lake | 49 Berrigan Dr | United | 221.9c | - | 276.9c | 235.9c | 243.9c | Today, 6:00pm |
Savings Tip: Price difference between cheapest (221.9c/L) and most expensive (239.9c/L): 18.0c per litre. On a 50L tank, choosing the cheapest station saves you $9.00!
Compare fuel prices in these nearby locations:
South Lake has 3 petrol stations. Right now, ULP (unleaded petrol) prices in South Lake range from 221.9c/L to 239.9c/L (a difference of 18.0c/L).
Updated several times a day from official government fuel price schemes. We track live prices from major fuel brands including Ampol, Shell, BP, 7-Eleven, Coles Express, and independent service stations. The current average price is 233.6c/L (last updated: 06:00 PM, 21 Oct 2026).
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