Cheapest U91 Fuel Prices in Adelaide, SA Today

As of 5 April 2026, the cheapest U91 in Adelaide, SA is 220.70 c/L at Costco Kilburn. Average across 201 stations is 223.90 c/L – down 20.4 cents over the past two weeks.

Prices from South Australia Government, updated every 15 minutes.

Cheapest suburbs in Adelaide

Lowest station price per suburb right now.

Kilburn4 stations

from 220.70 2

Woodville South2 stations

from 221.50 3

Hillcrest3 stations

from 221.50 4

Port Adelaide3 stations

from 221.50 5

Golden Grove4 stations

from 221.50 6

Sheidow Park2 stations

from 221.50 7

Smithfield3 stations

from 221.50 8

Old Noarlunga3 stations

from 221.50 9

St Peters2 stations

from 222.90 10

Blair Athol4 stations

from 222.90

Fuel prices by type

7 fuel types available in Adelaide.

Type	Cheapest	Average	Stations
LPG	93.90	99.80	54
E10	217.50	219.70	26
U91	220.70	223.90	201
U95	234.50	240.60	167
U98	240.70	249.30	198
Premium Diesel	292.70	308.40	169
Diesel	296.50	305.50	53

Frequently asked questions

Where is the cheapest U91 in Adelaide?

The cheapest U91 in Adelaide, SA is 220.70 cents per litre at Costco Kilburn, 404-406 Churchill Road. The cheapest suburbs in the Adelaide metro are Kilburn (220.70), Woodville South (221.50), Hillcrest (221.50).

When is the best day to buy fuel in Adelaide?

Based on the past 4 weeks, Thursdays tend to have the cheapest U91 prices in Adelaide, averaging 240.00 c/L. Sundays tend to be the most expensive at 250.30 c/L – a difference of 10.3 cents.

How many petrol stations are in Adelaide?

FuelTrack tracks 201 stations selling U91 in Adelaide, SA. The area has 7 fuel types available, including LPG, E10, U91, U95.

What petrol brands are in Adelaide?

There are 8 fuel brands in Adelaide including Costco, United, Mobil, Liberty, Pearl Energy, Independent, U-Go, Ampol. Compare prices across all brands to find the cheapest fuel.

All suburbs in Adelaide

59 more suburbs with U91 prices across the Adelaide metro.

Aberfoyle Parkfrom 223.50 Angle Valefrom 223.50 Blackwoodfrom 223.50 Bolivarfrom 223.50 Broadviewfrom 223.50 Burtonfrom 223.90 Cavanfrom 223.50 Christies Beachfrom 223.50 Clarence Parkfrom 223.50 Croydon Parkfrom 223.50 Darlingtonfrom 223.50 Davoren Parkfrom 223.50 Dry Creekfrom 223.50 Edwardstownfrom 223.50 Elizabethfrom 223.50 Elizabeth Southfrom 223.50 Findonfrom 223.50 Gawlerfrom 223.50 Gepps Crossfrom 223.50 Glenungafrom 223.50 Hectorvillefrom 223.90 Holden Hillfrom 223.50 Klemzigfrom 223.90 Largs Bayfrom 223.50 Littlehamptonfrom 223.50 Marionfrom 223.50 Mawson Lakesfrom 223.50 Meadowsfrom 223.90 Modburyfrom 223.50 Morphett Valefrom 223.50 Mount Barkerfrom 223.50 Nailsworthfrom 223.50 Newtonfrom 223.50 Noarlunga Centrefrom 223.50 North Brightonfrom 223.90 O'halloran Hillfrom 223.50 Parafieldfrom 223.50 Parafield Gardensfrom 223.50 Paralowiefrom 223.50 Plymptonfrom 223.50 Poorakafrom 223.50 Prospectfrom 223.50 Queenstownfrom 223.50 Reynellafrom 223.50 Rosewaterfrom 223.50 Salisburyfrom 223.50 Salisbury Downsfrom 223.20 Seafordfrom 223.50 Seatonfrom 223.50 St Marysfrom 223.20 Stirlingfrom 223.50 Unleyfrom 223.50 Valley Viewfrom 222.90 Virginiafrom 223.90 Wellandfrom 223.50 West Beachfrom 223.50 West Lakesfrom 223.50 Wingfieldfrom 223.50 Woodville Northfrom 223.50

View all suburbs in South Australia →

Prices from South Australia Government. View all South Australia suburbs. Compare fuel prices across Australia.