Premium Diesel prices in Prospect, SA

Postcode 5082: Prospect, Fitzroy, Ovingham, Prospect East, Prospect West and Thorngate.

Cheapest now

Cheapest Premium Diesel in Prospect now

251.9 cents a litre

X Convenience ProspectProspect · 700 m

Cheapest of 2 in Prospect

Lower within 10 km, for everyone: 249.5 c/L, 8.9 km away, at Solo Clare St

Updated · same price since Sun 11:30 am

Forecast: Likely to fall. Estimate only (yesterday's outlook): prices may edge down about 1.8 c/L by Mon 23 Nov.

$4.38 less on a 60 L fill than the Prospect average.

Directions to X Convenience Prospect

More about this price

: Prospect premium diesel averages 259.2 c/L today; the cheapest is 251.9 c/L at X Convenience Prospect, 7.3 c/L under the average.

cheapest
this price
Prospect average
259.2 c/L
dearest
266.4 c/L

Lower within 10 km, Costco members only: 246.7 c/L, 2.6 km away, at Costco Kilburn

$5.94 less on a 60 L fill than the South Australia average.

Is Premium Diesel cheap in Prospect today?

Within 10 km of Prospect: 18.6 c/L lower than 14 days ago.

How Prospect compares

The Prospect average for Premium Diesel is 2.6 c/L under the South Australia average of 261.8 c/L and 9.1 c/L under the Australia average of 268.3 c/L.

Source: SA Fuel Pricing Information Scheme

Have a docket or membership?

Cheapest Premium Diesel in Prospect

2 stations · Updated

Discounts and deals in Prospect

2 prices

What Premium Diesel costs at the listed stations with a docket, club rate or membership. Every other price here is the pump price; members-only prices stay out of the averages.

  • Costco Kilburn · 2.6 km

    246.7 c/L

    Costco members only

    246.7 c/L is 2.8 c/L under the cheapest price for everyone within 10 km of Prospect, 249.5 c/L at Solo Clare St: $1.68 on a 60 L fill. At that gap the $65 yearly Costco membership takes 39 fills to pay back.

  • U-Go West Hindmarsh · 3.8 km

    245.5 c/L

    Everyday Rewards Fuel Voucher

    4.0 c/L off: U-Go West Hindmarsh is 245.5 c/L with it, from 249.5 c/L at the pump. That is under the lowest pump price within 10 km of Prospect, 249.5 c/L at Solo Clare St.

    Normally 4 c/L after a $30 qualifying shop, issued for a limited redemption period at participating Ampol networks and U-GO stations (first 75 L at U-GO).

Every fuel discount

  1. X Convenience Prospect Prospect · 700 m Since Sun 11:30 am 251.9Cheapest of 2
    122 Main North RoadDirections
  2. OTR Prospect Prospect · 900 m Since Sun 10:20 am 266.44.6 cents per litre above the South Australia average
    70 Prospect Rd & Marian PlDirections

Is it worth driving further for Premium Diesel?

Not worth the drive

Solo Blair Athol in Blair Athol sells Premium Diesel 0.4 c/L below 251.9 c/L at X Convenience Prospect today, saving $0.24 on a 60 L fill, but the 4.5 km round trip in a medium car uses $0.90 of fuel, so you would be $0.66 worse off.

60 L
  1. Blair Athol

    Solo Blair Athol · 2.2 km away

    251.5

    0.4 c/L less · $0.66 worse off

  2. Nailsworth

    EG Ampol Nailsworth · 0.6 km away

    251.9

    Same price

  3. Thorngate

    OTR Thorngate · 1.4 km away

    263.9

    12.0 c/L more

Straight-line distances from Prospect's centre. Costco Kilburn (Costco members only) is compared under dockets and memberships below. Round trip at 8 L/100 km; tolls and time not counted. Updated

Check a route of your own

Premium Diesel price outlook

The Adelaide Premium Diesel outlook, shifted 3.2 c/L lower for local prices.

Next 7 days

Chart range
Shifted city average · 16 Nov
255.3 c/L
Model estimate · 23 Nov
253.5 c/L
Range 240.4–272.4 c/L

Premium Diesel outlook for Prospect. The forecast moves from 255.3 c/L on 16 Nov 2026 to 253.5 c/L on 23 Nov 2026.

Source: FuelRadar (fuelradar.com.au)

Shaded area shows the estimated range.
Daily prices and estimates · Premium Diesel

Shifted city average · Range includes today

255.3c/L

Estimated range 253.8–257.0c/L

Model estimate · Range includes today

254.5c/L

Estimated range 250.8–258.2c/L

Model estimate · Range includes today

253.8c/L

Estimated range 247.8–259.5c/L

Model estimate · Range includes today

253.7c/L

Estimated range 245.9–262.7c/L

Model estimate · Range includes today

253.6c/L

Estimated range 244.1–265.9c/L

Model estimate · Range includes today

253.6c/L

Estimated range 242.3–269.2c/L

Model estimate · Range includes today

253.5c/L

Estimated range 240.4–272.4c/L

Model estimate · Range includes today

253.5c/L

Estimated range 240.4–272.4c/L

How we estimate prices

These estimates follow the Adelaide price outlook, adjusted to the recent price level around Prospect. Individual stations can change at different times and by different amounts.

Source
Reported city-average prices and FuelRadar estimates, dated 2026-11-15.
Dates covered
Mon, 16 Nov to Tue, 15 Dec
How certain is this?
Low model signal. This is not a measured probability of a correct price.
  • Recent reported prices in Adelaide for this fuel grade.
  • Recent price movement, with its effect reduced further ahead.
  • Recent prices around Prospect, compared with the city average.
  • An estimated price range for the days ahead.

This chart estimates how prices may move. It does not show a price promised by the station or a schedule of daily changes. Market commentary provides background but does not set the chart prices. Check the reported price and update time before you drive.

How accurate is this?

Estimates follow the Adelaide outlook dated Sun, 15 Nov.

Open Prospect forecast

Every fuel in Prospect

Lowest, average and highest in the current reports. Open a fuel for its stations.

Reported fuel prices in Prospect
FuelLowAvgHigh
Unleaded 91199.5c205.5c211.4c
Premium 95215.5c222.2c228.9c
Premium 98223.5c229.0c234.4c
Premium Diesel251.9c259.2c266.4c
LPG (Autogas)107.9c107.9c107.9c

Get an alert when Premium Diesel near Prospect hits your price

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Compare fuel prices around Prospect

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Prospect fuel questions

3 questions

What is the cheapest premium diesel in Prospect today?

In Prospect, the lowest is 251.9 c/L for premium diesel at X Convenience Prospect. Within 10 km of Prospect, the lowest price is 246.7 c/L for premium diesel at Costco Kilburn (2.6 km away, members only; 249.5 c/L at Solo Clare St, 8.9 km away, for everyone). FuelRadar updated these prices on 16 Nov 2026.

How do Prospect premium diesel prices compare with the South Australia average?

Within 10 km of Prospect, premium diesel averages 258.4 c/L, 3.4 c/L under South Australia's 261.8 c/L.

Are there 24-hour service stations in Prospect?

FuelRadar's opening-hours data marks 70 of the 128 stations within 10 km of Prospect with opening hours on file as open 24/7, including OTR Prospect, OTR Thorngate and OTR Walkerville. Check the station page before a late-night trip.

About these Prospect fuel prices

Prices: SA Fuel Pricing Information Scheme. Suburb boundary: Australian Bureau of Statistics (ABS), ASGS Suburbs and Localities, CC BY 4.0. Checked by FuelRadar.

FuelRadar is an independent Australian app. It does not represent, and is not affiliated with or endorsed by, any government or government agency.

How these figures are worked out

Update times vary by source and station. Check the update time before travelling and confirm the price at the bowser.