Don't get pumped.
As of 18 October 2026, the cheapest unleaded petrol in Onslow, WA is 290.0c per litre at Independent, Onslow. Prices range from 290.0c to 290.0c across 2 stations, averaging 290.0c per litre.
Compare fuel prices from 2+ stations in Onslow. Average: 290.0c/L
Last updated: 03:00 PM, 18 Oct 2026
Petrol prices in Onslow currently range from 290.0c to 290.0c per litre for unleaded fuel, with motorists paying an average of 290.0c/L. We're tracking live prices from 2 service stations, which means you could save up to $0.00 on a 50L tank simply by choosing the right station. View all Western Australia prices for broader comparisons.
Compare all fuel types in Onslow: Unleaded (ULP) from 290.0c/L, Diesel from 350.0c/L, Premium 95 from 310.0c/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 Onslow 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 Onslow
Based on historical price patterns in Onslow, Monday tends to offer the best prices. Start of the week often brings lower prices as stations compete for customers.
| Rank | Station | Brand | Suburb | Price | Updated |
|---|---|---|---|---|---|
| Thalanyji Fish and Fuel | Independent | Onslow | 290.0c | Today, 3:00pm | |
| Thalanyji Food and Fuel | Independent | Onslow | 290.0c | Today, 3:00pm |
| Rank | Station | Brand | Suburb | Price | Updated |
|---|---|---|---|---|---|
| Thalanyji Fish and Fuel | Independent | Onslow | 350.0c | Today, 3:00pm | |
| Thalanyji Food and Fuel | Independent | Onslow | 350.0c | Today, 3:00pm |
| Rank | Station | Brand | Suburb | Price | Updated |
|---|---|---|---|---|---|
| Thalanyji Fish and Fuel | Independent | Onslow | 310.0c | Today, 3:00pm |
Find the best value by suburb - average unleaded petrol prices:
| Suburb | Stations | Average Price | Cheapest Price |
|---|---|---|---|
| Onslow | 2 stations | 290.0c | 290.0c |
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 |
|---|---|---|---|---|---|---|---|---|
| Thalanyji Fish and Fuel | 23 Second Ave | Independent | 290.0c | - | 350.0c | 310.0c | - | Today, 3:00pm |
| Thalanyji Food and Fuel | 39 Second Ave | Independent | 290.0c | - | 350.0c | - | - | Today, 3:00pm |
Avoid overpaying - these stations have the highest ULP prices:
| Station | Address | Brand | ULP | E10 | Diesel | P95 | P98 | Updated |
|---|---|---|---|---|---|---|---|---|
| Thalanyji Fish and Fuel | 23 Second Ave | Independent | 290.0c | - | 350.0c | 310.0c | - | Today, 3:00pm |
| Thalanyji Food and Fuel | 39 Second Ave | Independent | 290.0c | - | 350.0c | - | - | Today, 3:00pm |
Savings Tip: Price difference between cheapest (290.0c/L) and most expensive (290.0c/L): 0.0c per litre. On a 50L tank, choosing the cheapest station saves you $0.00!
Compare fuel prices in these nearby locations:
Onslow has 2 petrol stations. Right now, ULP (unleaded petrol) prices in Onslow range from 290.0c/L to 290.0c/L (a difference of 0.0c/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 290.0c/L (last updated: 03:00 PM, 18 Oct 2026).
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