Your Route From Merthyr Tydfil CF48 to Stevenage SG1
Route Summary
191 mi
3 hours 20 mins
6
64 Miles
72 Minutes
Recommended travel books and guides
Grand Adventure Map: The ultimate map for travels around the UK
The Great British Bucket List: Utterly Unmissable Britain
Great British Walkies: 100 brilliant dog walks
AA Easy Read Britain 2026 flexi bound
2026 Philip's Big Easy to Read Britain Road Atlas
52 Great British Weekends: A Year of Mini Adventures
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Route Map
Service Areas Along Route
Cardiff Gate
Welcome Break Services, Malthouse Avenue, Cardiff Gate Business Park, Pontprennau, Cardiff, South Glamorgan, CF23 8RA
Magor
Magor Motorway Services Area, M4, Magor, Caldicot, Monmouthshire, NP26 3YL
Leigh Delamere
Granada Hospitality Ltd, Leigh Delamere Motorway Services Area, M4, Leigh Delamere, Chippenham, Wiltshire, SN14 6LB
Membury
Welcome Break, M4 Services, Membury Motorway Services Area, Lambourn, Hungerford, Berkshire, RG17 7TZ
Chieveley services
Moto Hospitality Ltd, Chieveley Motorway Services Area, Oxford Road, Hermitage, Thatcham, Berkshire, RG18 9XX
Reading
Reading Motorway Service Area, Burghfield, Reading, Berkshire, RG30 3UQ
Recommended motoring accessories for your car
Car Breakdown Emergency Kit
HOTOR Car Boot Organiser
Zacro Car Bin with 5 Garbage Bags
Car Seat Organiser
iZEEKER 2.5K Dash Cam, 1440P QHD Car Camera
Lewis-Plast Premium 92 Piece First Aid Kit
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Step-by-Step Directions
Head south-west on Ave De Clichy/
0.5
At the roundabout, take the 3rd exit onto A4102
0.25
At the roundabout, take the 2nd exit and stay on A4102
0.25
At Rhyd-y-Car Roundabout, take the 1st exit onto A470
1.5
At Abercanaid Roundabout, take the 2nd exit and stay on A470
5.5
At Abercynon Roundabout, take the 2nd exit and stay on A470
10.75
Take the M4/
0.25
At Coryton Gyratory/
0.5
Merge onto M4
131.75
Cardiff Gate Welcome Break Services, Malthouse Avenue, Cardiff Gate Business Park, Pontprennau, Cardiff, South Glamorgan, CF23 8RA
Magor Magor Motorway Services Area, M4, Magor, Caldicot, Monmouthshire, NP26 3YL
Leigh Delamere Granada Hospitality Ltd, Leigh Delamere Motorway Services Area, M4, Leigh Delamere, Chippenham, Wiltshire, SN14 6LB
Membury Welcome Break, M4 Services, Membury Motorway Services Area, Lambourn, Hungerford, Berkshire, RG17 7TZ
Chieveley services Moto Hospitality Ltd, Chieveley Motorway Services Area, Oxford Road, Hermitage, Thatcham, Berkshire, RG18 9XX
Reading Reading Motorway Service Area, Burghfield, Reading, Berkshire, RG30 3UQ
At junction 4B, exit towards Watford/
0.5
Slight right to merge onto M25
4.5
Keep right to stay on M25
15.0
At junction 21A, take the A405 exit to M1 South/
0.25
Last minute travel essentials
Pill Organizer,Pill Dispenser With 7 Large Compartments
NTONPOWER Travel Extension Lead, travel Essentials
BAGAIL Microfibre Travel Towel, Perfect Travel Towel
Hiluckey Power Bank Portable Charger - 22.5W Fast Charging
Teskyer Electronics Accessories Organiser Bag, Waterproof
Travel Pillow Neck Pillow Memory Foam Travel Pillow
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At Bricket Wood Jct, take the 1st exit onto N Orbital Rd/
0.5
At the roundabout, take the 3rd exit and stay on N Orbital Rd/
1.25
At Park Street Roundabout, take the 3rd exit onto N Orbital Rd/
2.0
At London Colney Roundabout, take the 2nd exit and stay on N Orbital Rd/
3.0
At Roehyde Interchange, take the 2nd exit onto the A1(M) slip road to Stevenage/
0.25
Slight right to merge onto A1(M)
9.5
At junction 7, take the A602 exit to Stevenage
0.25
At Langley Sidings Interchange, take the 3rd exit onto Broadhall Way/
0.25
At the roundabout, take the 2nd exit and stay on Broadhall Way/
0.25
At the roundabout, take the 1st exit onto Monkswood Way/
0.5
At the roundabout, take the 3rd exit onto Six Hills Way
0.5
Turn left onto Colestrete Cl
0.25
Turn right onto Bedwell Cres
0.0
Arrive at your destination
Don't forget in-car food and drink essentials
Volhoply 14oz Insulated Stainless Steel Coffee Mug
Sistema KLIP IT PLUS Leakproof Food Storage Containers
Thermos - Stainless King Red Travel Flask (1.2L)
BeneLabel Snack Box, Stackable Snack Pot 4 Compartments
HASAGEI Travel Mug, Insulated Coffee Cup with Leakproof Lid
Super Sparrow Water Bottle Stainless Steel - Insulated
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