Your Route From Biggleswade SG18 to Cardiff CF23
Route Summary
181 mi
3 hours 6 mins
7
72 Miles
76 Minutes
Recommended travel books and guides
Where to Go When Great Britain and Ireland
The Great British Bucket List: Utterly Unmissable Britain
2026 Philip's Big Easy to Read Britain Road Atlas
AA Easy Read Britain 2026 flexi bound
52 Great British Weekends: A Year of Mini Adventures
Grand Adventure Map: The ultimate map for travels around the UK
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Route Map
Service Areas Along Route
Astwick services
Astwick Service Station, Great North Road, Stotfold, Hitchin, Hertfordshire, SG5 4BL
Baldock
Baldock Services, A1(M)/A507, Radwell, Baldock, Hertfordshire, SG7 5TR
Reading
Reading Motorway Service Area, Burghfield, Reading, Berkshire, RG30 3UQ
Chieveley services
Moto Hospitality Ltd, Chieveley Motorway Services Area, Oxford Road, Hermitage, Thatcham, Berkshire, RG18 9XX
Membury
Welcome Break, M4 Services, Membury Motorway Services Area, Lambourn, Hungerford, Berkshire, RG17 7TZ
Leigh Delamere
Granada Hospitality Ltd, Leigh Delamere Motorway Services Area, M4, Leigh Delamere, Chippenham, Wiltshire, SN14 6LB
Magor
Magor Motorway Services Area, M4, Magor, Caldicot, Monmouthshire, NP26 3YL
Recommended motoring accessories for your car
AA Euro Travel Kit AA6318
HOTOR Car Boot Organiser
iZEEKER 2.5K Dash Cam, 1440P QHD Car Camera
LISEN Retractable Car Phone Charger
Car Breakdown Emergency Kit
Car Seat Organiser
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Step-by-Step Directions
Head south on Erlensee Way towards Bose Ave
0.0
Continue onto Planets Way
0.25
At the roundabout, take the 2nd exit
0.0
Continue onto Baden Powell Way
0.5
At the roundabout, take the 1st exit onto Saxon Dr
0.75
At the roundabout, take the 1st exit onto London Rd/
0.0
At the roundabout, take the 2nd exit and stay on London Rd/
0.25
Keep left to continue towards London Rd/
0.0
Merge onto London Rd/
4.0
Astwick services Astwick Service Station, Great North Road, Stotfold, Hitchin, Hertfordshire, SG5 4BL
Continue onto A1(M) (signs for London/
19.5
Baldock Baldock Services, A1(M)/A507, Radwell, Baldock, Hertfordshire, SG7 5TR
At junction 3, take the A414 exit to St Albans/
0.25
At Roehyde Interchange, take the 2nd exit onto N Orbital Rd/
3.0
At London Colney Roundabout, take the 3rd exit and stay on N Orbital Rd/
2.0
Last minute travel essentials
NTONPOWER Travel Extension Lead, travel Essentials
Rainberg Microfiber towel (180x90cm), Fast Drying
BAGAIL Microfibre Travel Towel, Perfect Travel Towel
Hiluckey Power Bank Portable Charger - 22.5W Fast Charging
Mini Travel Pillow, Soft Down Alternative Pillows
Travel Pillow Neck Pillow Memory Foam Travel Pillow
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At Park Street Roundabout, take the 2nd exit onto N Orbital Rd/
1.25
At the roundabout, take the 1st exit and stay on N Orbital Rd/
0.5
At Bricket Wood Jct, take the 3rd exit onto the M25(S) slip road to M40/
0.5
Merge onto M25
19.0
At junction 15, exit onto M4 towards Slough
8.0
Keep right to stay on M4
116.75
Reading Reading Motorway Service Area, Burghfield, Reading, Berkshire, RG30 3UQ
Chieveley services Moto Hospitality Ltd, Chieveley Motorway Services Area, Oxford Road, Hermitage, Thatcham, Berkshire, RG18 9XX
Membury Welcome Break, M4 Services, Membury Motorway Services Area, Lambourn, Hungerford, Berkshire, RG17 7TZ
Leigh Delamere Granada Hospitality Ltd, Leigh Delamere Motorway Services Area, M4, Leigh Delamere, Chippenham, Wiltshire, SN14 6LB
Magor Magor Motorway Services Area, M4, Magor, Caldicot, Monmouthshire, NP26 3YL
Slight left onto A48(M) (signs for Cardiff (E)/
2.5
Continue onto Eastern Ave/
0.75
Take the A4232 exit towards Bridgend/
0.25
At the roundabout, take the 2nd exit onto Capel Edeyrn
0.25
Turn left onto Church Rd
0.25
Turn left onto Pentwyn Rd
0.0
Turn left
0.0
Arrive at your destination
Don't forget in-car food and drink essentials
Travel Mugs,KETIEE 380ml Insulated Coffee Cup with Leakproof Lid
SUNWILL Metal Water Bottle Stainless Steel 500ml
Volhoply 14oz Insulated Stainless Steel Coffee Mug
HASAGEI Travel Mug, Insulated Coffee Cup with Leakproof Lid
Sistema KLIP IT PLUS Leakproof Food Storage Containers
Thermos - Stainless King Red Travel Flask (1.2L)
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