Route from Spelthorne to Cardiff by car

From: Spelthorne, County: Surrey, England
To: Cardiff, County: Cardiff, Wales
141 mi
2 h 29 min
Fuel consumption:
Fuel cost:
Passengers:



How many miles from Spelthorne to Cardiff?

How far is from Spelthorne to Cardiff?


The driving distance between Spelthorne and Cardiff is 141 miles. Travel time is 2 hours and 29 minutes by car.






141 mi 2 h 29 min
1.
Head northwest
261 ft
2.
Turn right
0.3 mi
3.
Turn sharp left onto Ashford Road
244 ft
4.
Turn left onto Staines Road West (A308)
1.1 mi
5.
Enter the roundabout and take the 2nd exit onto Staines By-Pass (A308)
235 ft
6.
Exit the roundabout onto Staines By-Pass (A308)
1.4 mi
7.
Enter Crooked Billet Roundabout and take the 2nd exit onto A30
274 ft
8.
Exit the roundabout onto A30
191 ft
9.
Merge right onto Staines By-Pass (A30)
1.3 mi
10.
Enter Runnymede Roundabout and take the 3rd exit
993 ft
11.
Exit the roundabout
0.3 mi
12.
Merge right onto M25
3.2 mi
13.
Take the ramp on the left towards M4: Reading
606 ft
14.
Keep left towards M4: Reading
0.6 mi
15.
Merge right onto M4
100 mi
16.
Keep right onto M4
24.3 mi
17.
Keep left onto A48(M)
5 mi
18.
Take the ramp on the left towards A4232: Cardiff
635 ft
19.
Keep left onto A48
631 ft
20.
Merge right onto Southern Way (A4232)
0.3 mi
21.
Take the ramp on the left
1001 ft
22.
Make a slight left onto A4161
66 ft
23.
Keep right onto A4161
1291 ft
24.
Enter the roundabout and take the 2nd exit onto Newport Road (A4161)
61 ft
25.
Exit the roundabout onto Newport Road (A4161)
1.8 mi
26.
Continue slightly right onto Dumfries Place (A4161)
698 ft
27.
Continue onto Stuttgarter Strasse (A4161)
635 ft
28.
Continue onto Boulevard de Nantes (A4161)
1109 ft
29.
Turn left onto North Road (A4161)
384 ft
30.
Continue onto Kingsway (A4161)
468 ft
31.
You have arrived at your destination
0 ft



How much does it cost to drive from Spelthorne to Cardiff?

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 24.5 £. 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 12.25 £ (24.5/2) per passenger.
For 3 passengers in the car, the cost of this trip is 8.17 £ (24.5/3) per passenger.
For 4 passengers in the car, the cost of this trip are 6.13 £ (24.5/4) per passenger.


Fuel cost = (141.21 mi / 37.5 mpg) x 143 pence per liter = 24.5 £

In more detail, the result is obtained:

Fuel needed = Distance / Car fuel consumption = miles * 4.54609 / carConsumtion = 141.21 mi * 4.54609 / 37.5 mpg = 17.1 liters

Fuel needed = 17.1 lt

Fuel cost = Fuel needed x Price per liter = 17.1 liters x 143 pence per liter = 24.5 £

Fuel cost from Spelthorne to Cardiff = 24.5 £

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 15.5 £. 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 15.5 £.
For 2 passengers in carpooling, the cost of this trip is 7.75 £ (15.5/2) per passenger.
For 3 passengers in the car, the cost of this trip is 5.17 £ (15.5/3) per passenger.
For 4 passengers in the car, the cost of this trip is 3.88 £ (15.5/4) per passenger.