Find cheap petrol just off the M4

These stations are all just off the motorway:

  • grouped by the junction you can access them from
  • showing the number of miles the detour will add to your journey

You can rejoin the motorway at the same junction unless otherwise indicated.

JunctionStation PetrolPostcode
Junction 2: Brentford for Staines, Hounslow, North Circular Road, South Circular Road Map
Heston Services Map
HESTON WEST SERVICE AREA
BP
Westbound: adds 0.4 miles
184.9TW5 9NBDirections
HESTON EAST SERVICE AREA
BP
Eastbound: adds 0.1 miles
184.9TW5 9NBDirections
Junction 3: Cranford Parkway for Harrow, Hounslow, Heathrow Map
ASDA HAYES SUPERSTORE
ASDA
Westbound: adds 1.5 miles - Rejoin at J4
155.7UB3 4AZDirections
BULLS BRIDGE EXTRA - PETROL FILLING STATION
TESCO
Westbound: adds 1.9 miles
Eastbound: adds 1.5 miles
155.9UB2 5NBDirections
HAYES SOUTH ESSO EXPRESS
ESSO
Westbound: adds 1.2 miles - Rejoin at J4
Eastbound: adds 1.9 miles - Rejoin at same junction
157.9UB3 4NEDirections
MFG HAYES
BP
Westbound: adds 1.5 miles
Eastbound: adds 1.1 miles
159.9UB2 5LZDirections
Junction 4: Heathrow for Heathrow (Terminals 1,2&3), Uxbridge Map
ASDA HAYES SUPERSTORE
ASDA
Eastbound: adds 1.4 miles - Rejoin at J3
155.7UB3 4AZDirections
MFG MILL ROAD
ESSO
Westbound: adds 1.4 miles - Rejoin at J5
Eastbound: adds 3.9 miles - Rejoin at same junction
157.9UB7 7EQDirections
SHELL CO-OP WEST DRAYTON
SHELL
Westbound: adds 2.2 miles
Eastbound: adds 1.9 miles
166.9UB7 0AEDirections
SHELL HEATHROW
SHELL
Westbound: adds 1.5 miles - Rejoin at J5
166.9UB7 0HBDirections
Junction 4B: Thorney for Gatwick, Heathrow (Terminals 4, 5 & Cargo), Watford, Oxford Map
Junction 5: Langley Roundabout for Colnbrook, Datchet, Langley, Eton Datchet Map
SLOUGH EXTRA - PETROL FILLING STATION
TESCO
Westbound: adds 0.8 miles - Rejoin at J6
155.9SL1 1XWDirections
RONTEC LANGLEY
BP
Westbound: adds 2.2 miles
Eastbound: adds 1.8 miles
159.9SL3 8BBDirections
GOLDEN CROSS SERVICE STATION
GOLDEN CROSS GROUP
Westbound: adds 1.5 miles
Eastbound: adds 1.9 miles
162.9SL3 0JZDirections
BRANDS HILL SF CONNECT
BP
Westbound: adds 0.8 miles
Eastbound: adds 1.2 miles
162.9SL3 8QEDirections
Junction 6: Tuns Lane for Slough (Centre), Windsor, Slough (Central) Map
SLOUGH EXTRA - PETROL FILLING STATION
TESCO
Eastbound: adds 0.3 miles - Rejoin at J5
155.9SL1 1XWDirections
MFG BATH ROAD
JET
Westbound: adds 1.7 miles - Rejoin at J7
157.9SL1 4DXDirections
MFG SLOUGH
ESSO
Westbound: adds 2.0 miles
Eastbound: adds 1.7 miles
157.9SL1 2RUDirections
Junction 7: Huntercombe Spur for Slough (West) Map
MFG BATH ROAD
JET
Eastbound: adds 1.4 miles - Rejoin at J6
157.9SL1 4DXDirections
Junction 8/9: Holyport for High Wycombe, Maidenhead Map
Junction 10: Winnersh for Reading (E), Wokingham, Bracknell Map
Junction 11: Three Mile Cross for Reading Central & South, Basingstoke Map
BP Three Mile Cross
Westbound: adds 1.0 miles
Eastbound: adds 1.8 miles
156.9RG7 1BADirections
SHELL CO-OP FAIRFIELD
SHELL
Westbound: adds 1.2 miles
Eastbound: adds 0.8 miles
162.9RG2 0TADirections
Reading services Map
READING WEST CONNECT MWSA
BP
Westbound: adds 0.6 miles
184.9RG30 3UQDirections
READING EAST CONNECT MWSA
BP
Eastbound: adds 0.3 miles
184.9RG30 3UQDirections
Junction 12: Theale for Theale, Reading West Map
GLOBAL FUEL - CALCOT
BP
Westbound: adds 1.7 miles
Eastbound: adds 1.4 miles
156.9RG31 7QNDirections
SAINSBURYS CALCOT
SAINSBURY'S
Westbound: adds 0.9 miles
Eastbound: adds 0.6 miles
158.9RG31 7SADirections
Junction 13: Chieveley Interchange for Newbury, Oxford Map
Junction 14: Wickham Interchange Map
Membury services Map
WELCOME BREAK MEMBURY WEST
WELCOME BREAK
Westbound: adds 0.1 miles
184.9RG17 7TYDirections
WELCOME BREAK MEMBURY EAST
WELCOME BREAK
Eastbound: adds 0.1 miles
185.9RG17 7TZDirections
Junction 15: Plough Hill Interchange for Swindon, Cirencester, Marlborough, Oxford Map
Junction 16: Spittleborough for Swindon, Royal Wootton Bassett, Wroughton, Swindon (W), Calne Map
Blagrove Service Station
BP
Westbound: adds 1.5 miles
Eastbound: adds 1.1 miles
159.9SN5 8UYDirections
Junction 17: Stanton St Quintin for Chippenham, Cirencester Map
MFG STANTON ST. QUINTIN
BP
Westbound: adds 1.8 miles
Eastbound: adds 1.4 miles
159.9SN14 6BNDirections
Leigh Delamere services Map
LEIGH DELAMERE WEST SERVICE AREA
BP
Westbound: adds 0.1 miles
184.9SN14 6LBDirections
LEIGH DELAMERE EAST SERVICE AREA
BP
Eastbound: adds 0.1 miles
184.9SN14 6LBDirections
Junction 18: Tormarton Interchange for Bath, Stroud Map
Junction 19: Hambrook for Bristol Map
Junction 20: Almondsbury for Thornbury, Filton, The South West, Bristol West, The Midlands, Gloucester, Bristol Airport Map
Junction 21: Awkley Interchange Map
Westbound only
Junction 22: Pilning for Avonmouth, The South West Map
Junction 23: Rogiet Map
Eastbound only
Junction 23A: Magor for Magor, Caldicot Map
RONTEC MAGOR
BP
Westbound: adds 0.6 miles
168.9NP26 3YLDirections
Junction 24: Coldra for Newport (E), Monmouth, The Midlands, Newport Map
Junction 25: Caerleon Interchange Map
Westbound only
MFG NEWPORT
ESSO
Westbound: adds 1.3 miles - Rejoin at J26
159.9NP19 8BYDirections
Junction 25A: Grove Park for Newport, Cwmbran Map
Westbound only
SAINSBURYS NEWPORT
SAINSBURY'S
Westbound: adds 1.3 miles - Rejoin at J26
154.9NP20 5NJDirections
ASDA STOW HILL EXPRESS PETROL
ESSO
Westbound: adds 0.6 miles - Rejoin at J28
160.9NP20 4GADirections
Junction 26: Malpas Interchange for Newport, Cwmbran, Caerleon Map
SAINSBURYS NEWPORT
SAINSBURY'S
Eastbound: adds 1.5 miles
154.9NP20 5NJDirections
ASDA CASNEWYDD EXPRESS PETROL
ESSO
Eastbound: adds 1.3 miles
157.9NP19 8BWDirections
SHELL NEWPORT
SHELL
Westbound: adds 0.7 miles
Eastbound: adds 0.9 miles
159.9NP20 5PADirections
MFG NEWPORT
ESSO
Eastbound: adds 1.3 miles
159.9NP19 8BYDirections
Junction 27: High Cross Map
ASDA NEWPORT EXPRESS PETROL
TEXACO
Westbound: adds 0.9 miles
Eastbound: adds 0.8 miles
160.9NP10 9AEDirections
ASDA STOW HILL EXPRESS PETROL
ESSO
Eastbound: adds 1.2 miles - Rejoin at J26
160.9NP20 4GADirections
Junction 28: Tredegar Park Map
NEWPORT EXTRA - PETROL FILLING STATION
TESCO
Eastbound: adds 1.3 miles - Rejoin at J26
154.9NP20 3BADirections
MFG CASTLETON
ESSO
Westbound: adds 1.9 miles - Rejoin at J30
159.9CF3 2URDirections
Junction 29: Castleton Map
Westbound only
Junction 30: Pentwyn Map
ASDA PENTWYN SUPERSTORE
ASDA
Westbound: adds 1.7 miles
Eastbound: adds 2.2 miles
155.9CF23 8NLDirections
WELCOME BREAK CARDIFF
WELCOME BREAK
Westbound: adds 0.6 miles
Eastbound: adds 0.8 miles
168.9CF23 8RADirections
Junction 32: Coryton for Cardiff North Map
ASDA CARDIFF CORYTON SUPERCENTRE
ASDA
Westbound: adds 0.4 miles
155.7CF14 7EWDirections
Junction 33: Capel Llanilltern Map
RONTEC CARDIFF WEST
BP
Westbound: adds 0.9 miles
Eastbound: adds 0.6 miles
168.9CF72 8SADirections
Junction 34: Miskin Map
Junction 35: Pen-coed Map
Crossroads Service Station
Texaco
Westbound: adds 0.6 miles
Eastbound: adds 0.2 miles
159.9CF35 5HYDirections
Junction 36: Sarn Map
SAINSBURYS BRIDGEND
SAINSBURY'S
Westbound: adds 0.6 miles
Eastbound: adds 0.8 miles
152.9CF32 9STDirections
WELCOME BREAK SARN PARK
WELCOME BREAK
Westbound: adds 1.1 miles
Eastbound: adds 0.7 miles
168.9CF32 9SYDirections
Junction 37: Pyle Map
RONTEC SOUTH CORNELLY
ESSO
Westbound: adds 1.9 miles
Eastbound: adds 2.3 miles
154.9CF33 4REDirections
RONTEC PENDRAGON
ESSO
Westbound: adds 0.4 miles - Rejoin at J38
155.9CF33 6HRDirections
Junction 38: Margam for Port Talbot, Margam Map
ASDA PYLE SUPERMARKET
ASDA
Eastbound: adds 0.3 miles - Rejoin at J37
153.9CF33 6BUDirections
RONTEC PENDRAGON
ESSO
Eastbound: adds 0.1 miles - Rejoin at J37
155.9CF33 6HRDirections
Junction 40: Taibach Map
PORT TALBOT SUPERSTORE - PETROL FILLING STATION
TESCO
Westbound: adds 0.4 miles
155.9SA13 1YADirections
EG PORT TALBOT PFS
EG ON THE MOVE
Westbound: adds 0.4 miles
156.9SA13 1HNDirections
Junction 41: Pentyla Map
BAGLAN SERVICE STATION
Westbound: adds 0.3 miles - Rejoin at J42
154.9SA12 8LADirections
PORT TALBOT SUPERSTORE - PETROL FILLING STATION
TESCO
Eastbound: adds 0.4 miles - Rejoin at J40
155.9SA13 1YADirections
EG PORT TALBOT PFS
EG ON THE MOVE
Eastbound: adds 0.5 miles - Rejoin at J40
156.9SA13 1HNDirections
Junction 42: Earlswood Map
BAGLAN SERVICE STATION
Eastbound: adds 0.3 miles
154.9SA12 8LADirections
Junction 43: Llandarcy Map
Junction 44: Lôn-las Map
ASDA SWANSEA SUPERSTORE
ASDA
Westbound: adds 1.3 miles - Rejoin at J45
154.7SA6 8PSDirections
SWANSEA LLANSAMLET EXTRA - PETROL FILLING STATION
TESCO
Westbound: adds 1.5 miles - Rejoin at J45
154.9SA7 9RDDirections
TGC - LLANSAMLET
TEXACO
Westbound: adds 1.3 miles
Eastbound: adds 1.5 miles
154.9SA7 9BADirections
RONTEC MORRISTON
BP
Westbound: adds 1.1 miles - Rejoin at J45
158.9SA7 9ADDirections
Junction 45: Ynysforgan Map
Junction 46: Llangyfelach Map
Junction 47: Penllergaer for Swansea (W) Map
RONTEC CROSS
ESSO
Westbound: adds 1.4 miles
Eastbound: adds 1.7 miles
154.9SA4 9AQDirections
Junction 48: Hendy Map
Motorway junction data © OpenStreetMap contributors

About this site

Median petrol price: 157.9 pence/litre

Median diesel price: 191.9 pence/litre

This site uses live data from the UK government's Fuel Finder service, using information self-reported by filling stations.

No data has been independently verified. Do not make a long detour based on info on this site.

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