Motorway Corridor Exit Guide

Cheapest Fuel on the M4 Motorway

Compare off-sliproad fuel savings across all 26 junctions on the M4. Avoid paying high motorway service prices by refuelling just 1 to 2 miles off the carriageway.

M4 Junction Exit Directory (26 Exits)

Select any junction below to compare local forecourts within 1.5 miles of the off-slip road:

JCT 3 Heston Services
Heston Services / Southall / Hayes / A312
Heston Services, Hayes, Southall, Harrow
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JCT 4 Heston Services (J3)
Heathrow Airport Terminals 1, 2 & 3 / Uxbridge / A408
Heathrow Airport (T2/T3), Uxbridge, West Drayton
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JCT 5 Heston Services (J3)
Langley / Slough East / Colnbrook / A4
Slough East, Langley, Colnbrook, Eton
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JCT 6 Reading Services (J11-12)
Slough Central / Windsor / A355
Slough Centre, Windsor Castle, Legoland Windsor
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JCT 10 Reading Services (J11-12)
Reading East / Bracknell / Wokingham / A329M
Reading East, Bracknell, Wokingham
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JCT 11 Reading Services
Reading South / Basingstoke / Green Park / A33
Reading Centre, Basingstoke (A33), Green Park Business
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JCT 12 Reading Services
Reading West / Theale / A4
Theale, Reading West, Newbury East
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JCT 13 Chieveley Services
Chieveley Services / Newbury / Oxford / A34
Chieveley Services, Newbury, Oxford, Southampton (A34)
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JCT 14 Membury Services (J14-15)
Hungerford / Wantage / A338
Hungerford, Wantage, Lambourn
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JCT 15 Membury Services
Swindon East / Marlborough / Membury Services / A346 / A419
Swindon East, Marlborough, Cirencester, Gloucester (A419), Membury Services
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JCT 16 Leigh Delamere Services (J17-18)
Swindon West / Royal Wootton Bassett / A3102
Swindon West, Royal Wootton Bassett, Calne
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JCT 17 Leigh Delamere Services
Chippenham / Cirencester / Malmesbury / A350
Chippenham, Malmesbury, Cirencester
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JCT 18 Leigh Delamere Services
Bath / Leigh Delamere Services / Stroud / A46
Bath, Stroud, Yate, Leigh Delamere Services
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JCT 19 Michaelwood Services (M5) / Severn View
Bristol East / M32 Interchange
Bristol City Centre, Frenchay (M32)
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JCT 20 Severn View Services (J21)
Almondsbury Interchange / M5 Interchange
M5 (Birmingham, Gloucester, Exeter, Bristol South)
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JCT 22 Severn View Services
Prince of Wales Bridge / M49 / Avonmouth
Avonmouth, Bristol Port (M49), Prince of Wales Bridge
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JCT 23a Magor Services
Magor Services / Newport East / A4810
Magor Services, Caldicot, Newport East
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JCT 28 Cardiff Gate Services (J30)
Tredegar Park / Newport West / Risca / A48
Newport West, Risca, Ebbw Vale
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JCT 30 Cardiff Gate Services
Cardiff Gate Services / Cardiff East / A4232
Cardiff Gate Services, Pontprennau, Cardiff East
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JCT 32 Cardiff West Services (J33)
Coryton / Cardiff North / Merthyr Tydfil / A470
Cardiff Centre, Merthyr Tydfil, Brecon Beacons (A470)
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JCT 33 Cardiff West Services
Cardiff West Services / Barry / Penarth / A4232
Cardiff West Services, Barry, Penarth, Cardiff Airport
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JCT 36 Sarn Park Services
Sarn Park Services / Bridgend / Maesteg / A4061
Sarn Park Services, Bridgend, Maesteg, Porthcawl
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JCT 42 Swansea West Services (J47)
Briton Ferry / Swansea East / Neath / A48
Swansea East, Briton Ferry, Neath
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JCT 47 Swansea West Services
Swansea West Services / Penllergaer / Gower / A483
Swansea West Services, Penllergaer, Gower Peninsula
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JCT 49 Pont Abraham Services
Pont Abraham Services / Llanelli / Carmarthen / A48
Pont Abraham Services, Carmarthen, Llanelli, Pembrokeshire
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JCT 8-9 Reading Services (J11-12)
Junction 8/9 (Maidenhead / High Wycombe / A404M)
Maidenhead, Marlow, High Wycombe (A404M)
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