Route from St Helens to Caerphilly by car

From: St Helens, County: Merseyside, England
To: Caerphilly, County: Cardiff, Wales
190 mi
3 h 21 min
Fuel consumption:
Fuel cost:
Passengers:



How many miles from St Helens to Caerphilly?

How far is from St Helens to Caerphilly?


The driving distance between St Helens and Caerphilly is 190 miles. Travel time is 3 hours and 21 minutes by car.






190 mi 3 h 21 min
1.
Head north
74 ft
2.
Turn left onto Garswood Street
162 ft
3.
Turn right onto College Street (A571)
0.4 mi
4.
Continue onto Haresfinch Road (A571)
0.4 mi
5.
Turn left onto Haresfinch View (A571)
691 ft
6.
Enter the roundabout and take the 2nd exit onto Green Leach Lane (A571)
57 ft
7.
Exit the roundabout onto Green Leach Lane (A571)
0.3 mi
8.
Turn right to stay on East Lancashire Road (A580)
3.8 mi
9.
Take the ramp
441 ft
10.
Enter Haydock Island and take the 1st exit
102 ft
11.
Exit the roundabout
1278 ft
12.
Merge right onto M6
65 mi
13.
Keep left onto M6
9.4 mi
14.
Keep left onto M5
40 mi
15.
Take the ramp on the left
0.5 mi
16.
Enter Strensham Interchange and take the 2nd exit onto M50
1074 ft
17.
Exit the roundabout onto M50
21.4 mi
18.
Enter Travellers Rest and take the 1st exit onto A449
199 ft
19.
Exit the roundabout onto A449
0.5 mi
20.
Enter the roundabout and take the 3rd exit onto A40
240 ft
21.
Exit the roundabout onto A40
1.4 mi
22.
Enter Wilton Roundabout and take the 3rd exit onto A40
197 ft
23.
Exit the roundabout onto A40
9 mi
24.
Enter the roundabout and take the 2nd exit onto A40
193 ft
25.
Exit the roundabout onto A40
6.9 mi
26.
Continue onto A449
5.1 mi
27.
Make a slight left onto A472
1 mi
28.
Turn left onto Chepstow Road
0.4 mi
29.
Continue onto Four Ash Street
1097 ft
30.
Turn left onto Twyn Square
257 ft
31.
Turn left onto Castle Parade (A472)
244 ft
32.
Continue onto Bridge Street (A472)
1228 ft
33.
Turn right onto A472
4.2 mi
34.
Take the ramp
354 ft
35.
Merge right onto Usk Road (A4042)
0.4 mi
36.
Enter the roundabout and take the 2nd exit onto Usk Road (A4042)
185 ft
37.
Exit the roundabout onto Usk Road (A4042)
0.9 mi
38.
Enter the roundabout and take the 1st exit onto A4042
111 ft
39.
Exit the roundabout onto A4042
1 mi
40.
Enter the roundabout and take the 2nd exit onto A472
562 ft
41.
Exit the roundabout onto A472
0.8 mi
42.
Keep left onto A472
4.7 mi
43.
Turn left
584 ft
44.
Go straight onto A467
1.1 mi
45.
Enter the roundabout and take the 2nd exit onto A472
349 ft
46.
Exit the roundabout onto A472
1.5 mi
47.
Enter the roundabout and take the 2nd exit onto A472
163 ft
48.
Exit the roundabout onto A472
1.1 mi
49.
Enter Gelligroes Roundabout and take the 2nd exit onto A472
224 ft
50.
Exit the roundabout onto A472
0.6 mi
51.
Enter Crown Roundabout and take the 2nd exit
196 ft
52.
Exit the roundabout
155 ft
53.
Go straight onto A472
1.4 mi
54.
Enter the roundabout and take the 1st exit onto A469
23 ft
55.
Exit the roundabout onto A469
0.4 mi
56.
Enter the roundabout and take the 2nd exit onto A469
81 ft
57.
Exit the roundabout onto A469
1.7 mi
58.
Enter the roundabout and take the 1st exit onto A469
125 ft
59.
Exit the roundabout onto A469
1 mi
60.
Enter Coed-y-Brain Roundabout and take the 1st exit onto A469
62 ft
61.
Exit the roundabout onto A469
0.3 mi
62.
Enter Pwllypant Roundabout and take the 3rd exit onto Pontygwindy Road (B4623)
267 ft
63.
Exit the roundabout onto Pontygwindy Road (B4623)
1 mi
64.
You have arrived at your destination
0 ft



How much does it cost to drive from St Helens to Caerphilly?

The fuel cost by car depend on several factors such as the distance traveled, the driving conditions (traffic jam, slow driving, normal driving, race driving), fuel consumption of the vehicle, and the current price of fuel.

The trip with petrol fuel costs 32.9 £. In the above calculation, the petrol price is considered to be 143 pence per liter and the petrol consumption of the car is 37.5 miles per gallon.
For 2 passengers in carpooling, the cost of this trip is 16.45 £ (32.9/2) per passenger.
For 3 passengers in the car, the cost of this trip is 10.97 £ (32.9/3) per passenger.
For 4 passengers in the car, the cost of this trip are 8.23 £ (32.9/4) per passenger.


Fuel cost = (189.83 mi / 37.5 mpg) x 143 pence per liter = 32.9 £

In more detail, the result is obtained:

Fuel needed = Distance / Car fuel consumption = miles * 4.54609 / carConsumtion = 189.83 mi * 4.54609 / 37.5 mpg = 23 liters

Fuel needed = 23 lt

Fuel cost = Fuel needed x Price per liter = 23 liters x 143 pence per liter = 32.9 £

Fuel cost from St Helens to Caerphilly = 32.9 £

Why do I multiply miles by 4.54609?

Consumption is measured in miles per gallon. 37.5 mpg means that a car could travel 37.5 miles with a gallon petrol fuel. The price of fuel is in pence per liter. Gallons should be converted to liters so that the final fuel consumption on a trip is in liters. 1 gallon is 4.54609 liters, so multiply by 4.54609.


The trip with diesel fuel costs 20.8 £. In the above calculation, the diesel price is considered to be 151 pence per liter and the diesel consumption of the car is 62.7 mpg. For only one passenger the cost of the trip is 20.8 £.
For 2 passengers in carpooling, the cost of this trip is 10.4 £ (20.8/2) per passenger.
For 3 passengers in the car, the cost of this trip is 6.93 £ (20.8/3) per passenger.
For 4 passengers in the car, the cost of this trip is 5.2 £ (20.8/4) per passenger.