Cheapest fuel prices, trends and insights across Australia
Cheapest U98 Fuel Prices in Perth, WA Today
As of 18 May 2026, the cheapest U98 around Perth, WA is 184.70 c/L at Costco Perth Airport. Average across 249 stations within 18km of Perth centre is 202.40 c/L – down 6.6 cents over the past two weeks.
Prices from Western Australia Government, updated daily via FuelWatch.
WA prices are locked daily via FuelWatch – the price shown is guaranteed until tomorrow.
Cheapest U98 stations in Perth
Top 20 of 249 stations, sorted by price.
Cheapest suburbs in the Perth area
Lowest live U98 price per suburb across the wider Perth area. Distance from Perth centre.
Fuel prices by type
6 fuel types available around Perth.
| Type | Cheapest | Average | Stations |
|---|---|---|---|
| LPG | 129.90 | 148.30 | 23 |
| U91 | 163.30 | 177.20 | 254 |
| U95 | 177.30 | 193.10 | 218 |
| U98 | 184.70 | 202.40 | 249 |
| Diesel | 197.30 | 219.20 | 117 |
| Premium Diesel | 201.90 | 226.40 | 185 |
Frequently asked questions
Where is the cheapest U98 in Perth?
The cheapest U98 around Perth, WA is 184.70 cents per litre at Costco Perth Airport, 142 Dunreath Dr. The cheapest suburbs in the Perth area are Cannington (165.20), Landsdale (165.30), Perth Airport (166.70).
When is the best day to buy fuel in Perth?
Based on the past 4 weeks, Sundays tend to have the cheapest U98 prices around Perth, averaging 202.30 c/L. Tuesdays tend to be the most expensive at 216.90 c/L – a difference of 14.6 cents.
How many petrol stations are in Perth?
FuelTrack tracks prices at 249 stations selling U98 around Perth, WA. The area has 6 fuel types available, including LPG, U91, U95, U98.
What petrol brands are in Perth?
There are 12 fuel brands around Perth including Costco, Liberty, Independent, Atlas Fuel, United, Metro, Shell, Petro Fuels. Compare prices across all brands to find the cheapest fuel.
More suburbs in the Perth area
82 more suburbs with U98 prices across the wider Perth area, sorted alphabetically.
Prices from Western Australia Government. View all Western Australia suburbs. Compare fuel prices across Australia.