Suburb fuel prices

Cheap Petrol & Diesel in Williams Western Australia 6391

20.7c above the Western Australia averageWilliams is 5.9c/L under its 30-day average right now — near the bottom of the cycle.

Prices as of 3 hr ago AEST · sourced from FuelWatch

Williams · Unleaded 91Above the state avg

WAIT

Unleaded 91 in Williams is dearer than the Western Australia average

Williams sits 20.7c above the Western Australia average. Williams is 5.9c/L under its 30-day average right now — near the bottom of the cycle.

How it compares

  • Western Australia state avg166.4c/L+20.7c/L
  • National avg165.9c/L+21.2c/L
  • Wholesale (TGP)154.1c/L+33c/L
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FuelWatch WA

Today and tomorrow fuel prices in Williams

Official WA next-day prices are published from 2:30pm and apply from 6am tomorrow. Use the tabs to compare today against the locked tomorrow price.

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

30-day spread · Unleaded 91

Williams Unleaded 91 cycle

Williams is currently 5.9c/L below its 30-day average — a relatively good time to fill up.

30-day low

169.9c/L

Lowest point in the local spread

30-day average

177.8c/L

30-day high

185.9c/L

Today's average

171.9c/L

169.0177.5186.02 June11 June24 June
Daily averageMin–max spread across Williams stations

7-day outlook

Williams 7-day Unleaded 91 outlook

Rising · +8.6c/L over 7 days

Williams prices follow the Perth cycle, so this outlook takes the Perth Unleaded 91 forecast and adjusts it to Williams's own price level using 90 days of local history. You can see the Perth benchmark alongside the local estimate below.

Perth is in the falling phase of its current cycle.

Williams today (est.)

170.7c/L

Perth 157.6c/L · +13.1c/L local

Predicted in 7 days

181.6c/L

7-day range

168.6 – 187.9c/L

168.0178.5189.0WedThuFriSatSunMonTue
Predicted price90% confidence band

All fuel types

Fuel prices in Williams by type

Low, average and high for each fuel type from the 3 stations tracked here.

FuelLowAvgHighStationsCheapest at
U91169.9c171.9c173.9c3Burk Williams
DSL189.9c193.6c195.9c3Burk Williams
P98189.9c194.6c200.9c3Burk Williams

At a glance

Williams fuel prices at a glance

Cheapest Unleaded 91
169.9 c/L
Suburb average
187.1 c/L
Price range
31.0c spread
Stations tracked
3
Brands
3
Postcode
6391
Last updated
24 June 2026, 12:00 am AEST

Explore the area

Browse fuel prices around Williams

Step up to the city and state, compare neighbouring suburbs, or open the live Unleaded 91 map.

Williams snapshot

Live Unleaded 91 prices in Williams

Today's prices

In Williams, Western Australia, the cheapest U91 today is 169.9c with an area average of 171.9c across 3 listed stations. Other fuels tracked in this suburb include DSL from 189.9c and P98 from 189.9c.

Tomorrow's FuelWatch prices

FuelWatch WA has published tomorrow's prices for 11 station-grade listings around Williams. Burk Williams is the cheapest tomorrow at 169.9c for U91 (0.0c vs today).

How it compares

Williams is currently 20.7c above the Western Australia state average of 166.4c. Open the live fuel map to see how individual stations spread within Williams.

Compare neighbouring suburbs

Cheaper fuel may be nearby — compare Quindanning (from 169.9c), Toolibin (from 172.5c), Boundain (from 172.5c), Nomans Lake (from 172.5c) or Dumberning (from 172.5c) before planning a fill-up.

Brands operating here

3 fuel brands operate stations in Williams, including Burk, Ampol and BP. Brand loyalty programs and discount apps can shift the cheapest pump by 4–6c/L on any given day.

Frequently asked

Williams fuel questions

The cheapest U91 in Williams is currently at Burk Williams for 169.9 c/L.

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