City fuel prices

Cheapest Premium Diesel in Perth — 128 Stations

158.7c

Cheapest now

183.3 c/LCity avg
193.9 c/LHighest
128Stations

Fill up todaycheapest is 24.6c below the Perth average

Prices as of 4 hr ago AEST · sourced from FuelWatch

Usually cheapest on Wednesday
Today's call · PerthWeekly cycle

FILL UP

Good time to fill up in Perth

Cheapest premium diesel is 158.7 c/L · 24.6c under the Perth average · Usually cheapest on Wednesday.

Cheapest Premium Diesel stations in Perth

Fair price 183.3
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FuelWatch WA

Today and tomorrow fuel prices in Perth

Official WA next-day prices are published from 2:30pm and apply from 6am tomorrow. Use these rows before relying on the modelled outlook.

Source: FuelWatch WA official next-day prices. Tomorrow prices apply from 6:00am in Western Australia.

All fuel types

Fuel prices in Perth by type

Low, average and high for each fuel type from the 128 stations tracked here.

FuelLowAvgHighStationsCheapest at
Unleaded 91142.7c163.5c189.9c128Costco Perth Airport
LPG (Autogas)135.9c148.9c159.9c9S24 Redcliffe
Diesel158.9c175.0c189.9c29Atlas Fuel Ascot
Premium 95155.5c180.3c205.9c109Atlas Fuel Ascot
Premium Diesel158.7c183.3c193.9c128Costco Perth Airport
Premium 98161.5c187.8c213.9c127Atlas Fuel Ascot

7-day outlook

Perth 7-day Premium Diesel outlook

Falling · -5.6c/L over 7 days

Where Perth sits in the premium diesel price cycle over the next 7 days, with the projected trough and peak.

Perth is in the falling phase of its current cycle.

Official FuelWatch price for tomorrow is available. The chart is modelled for the remaining forecast days.

Official tomorrow

172.3c/L

FuelWatch WA · 24 listings

Perth today

185.5c/L

Predicted in 7 days

179.9c/L

7-day range

177.7 – 187.0c/L

177.0182.5188.0WedThuFriSatSunMonTue
Predicted price90% confidence band

Cheaper by area

Cheapest suburbs around Perth

Where to drive to save: local areas pulling the Perth average down — cheapest first, with each suburb's gap to the city average. Worth a short detour when the spread is wide.

  1. Sh
    ShelleyCheapest

    165.5c

    -17.8vs city
  2. Fo
    Forrestfield

    169.9c

    -13.4vs city
  3. Ma
    Maida Vale

    172.6c

    -10.7vs city
  4. Pe
    Perth Airport

    172.9c

    -10.4vs city
  5. Wa
    Walliston

    174.5c

    -8.8vs city
  6. Mo
    Morley

    175.2c

    -8.1vs city

Cheaper by brand

Cheapest premium diesel brands in Perth

Which retailer to trust on price: brand averages across Perth, cheapest first. A single station can still beat its brand's average — the leaderboard up top has the live winner.

  1. Costco logo
    CostcoCheapest

    158.7c

    -24.6vs city
  2. Atlas logo
    Atlas

    161.9c

    -21.4vs city
  3. Solo logo
    Solo

    165.0c

    -18.3vs city
  4. United logo
    United

    174.5c

    -8.8vs city
  5. Vibe logo
    Vibe

    175.5c

    -7.8vs city
  6. Shell logo
    Shell

    178.3c

    -5.0vs city

City at a glance

Perth fuel prices at a glance

Perth average
183.3 c/L
Highest listed
193.9 c/L
Stations tracked
128
Price spread
35.2 c
Data source
FuelWatch

Perth snapshot

Live premium diesel prices in Perth

Today's prices

In Perth, WA, the cheapest Unleaded 91 today is 142.7c with a city average of 163.5c across 128 listed stations. Other fuels tracked in this city include LPG (Autogas) from 135.9c, Diesel from 158.9c and Premium 95 from 155.5c.

Tomorrow prices from FuelWatch

FuelWatch WA has published tomorrow's locked prices for 24 station-grade listings around Perth. The cheapest tomorrow listing is 158.7c/L at Costco Perth Airport, and the tomorrow average across listed rows is 172.3c/L. Use official tomorrow rows before relying on any modelled forecast.

Compare nearby areas

Cheaper suburbs around Perth include Shelley (from 165.5c), Forrestfield (from 169.9c), Maida Vale (from 165.5c), Perth Airport (from 172.9c) and Walliston (from 174.5c). Worth a short detour when the city-wide spread is more than 5c/L.

Cycle and timing

Perth typically follows a Weekly cycle price cycle. Prices typically peak on Thursday (+12.0¢) and bottom on Wednesday. Consider filling early in the week. Check the live city cycle data before a full tank when the local spread is wide.

Keep exploring

More ways to read Perth fuel prices

Zoom out to the price cycle, the 7-day forecast, the wider state market and the cheapest-suburb tools. Real value comes from choosing the right station and timing — not just averages.

Frequently asked

Perth fuel questions

The cheapest Premium Diesel in Perth is currently around c158.7 per litre, against a city average of c183.3. Prices refresh every 15-30 minutes, so compare live stations before you fill up.

Perth pricing is cross-checked against official FuelWatch reporting.

FuelRadar app

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Track Perth fuel prices, watch the cycle and get an alert before the next jump — from your phone.

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