Route from Swansea to Southampton by car

From: Swansea, County: Swansea, Wales
To: Southampton, County: Hampshire, England
170 mi
3 h 4 min
Fuel consumption:
Fuel cost:
Passengers:



How many miles from Swansea to Southampton?

How far is from Swansea to Southampton?


The driving distance between Swansea and Southampton is 170 miles. Travel time is 3 hours and 4 minutes by car.






170 mi 3 h 4 min
1.
Head southwest on The Kingsway
78 ft
2.
Turn right
162 ft
3.
Turn right onto College Street (B4290)
414 ft
4.
Continue onto Welcome Lane
249 ft
5.
Turn right onto The Strand
1194 ft
6.
Turn left onto Quay Parade (A4067)
822 ft
7.
Make a slight right to stay on Quay Parade (A483)
661 ft
8.
Continue onto Ffordd Fabian (A483)
3.3 mi
9.
Continue straight to stay on Ffordd Fabian (A483)
769 ft
10.
Keep left onto Ffordd Fabian (A483)
0.8 mi
11.
Take the ramp on the left
0.6 mi
12.
Merge right onto M4
53.7 mi
13.
Keep right onto M4
63 mi
14.
Take the ramp on the left towards A338
0.4 mi
15.
Enter Wickham Interchange and take the 1st exit onto A338
71 ft
16.
Exit the roundabout onto A338
0.5 mi
17.
Turn right onto Baydon Road (B4000)
2.2 mi
18.
Continue onto Newbury Road (B4000)
1171 ft
19.
Continue onto Ermin Street (B4000)
3.9 mi
20.
Enter Bath Road Junction and take the 2nd exit onto Bath Road (A4)
129 ft
21.
Exit the roundabout onto Bath Road (A4)
0.3 mi
22.
Enter Bath Road Junction and take the 1st exit
13 ft
23.
Exit the roundabout
0.3 mi
24.
Merge right onto Newbury Bypass (A34)
25.7 mi
25.
Enter Winnall Interchange and take the 3rd exit
1115 ft
26.
Exit the roundabout
1277 ft
27.
Merge right onto M3
7.7 mi
28.
Keep right onto M3
1.1 mi
29.
Keep left towards A27
0.8 mi
30.
Go straight onto A27
366 ft
31.
Enter Chilworth Roundabout and take the 2nd exit onto Bassett Avenue (A33)
133 ft
32.
Exit the roundabout onto Bassett Avenue (A33)
0.8 mi
33.
Enter the roundabout and take the 1st exit onto Bassett Avenue (A33)
9 ft
34.
Exit the roundabout onto Bassett Avenue (A33)
0.3 mi
35.
Continue onto The Avenue (A33)
1.5 mi
36.
Continue onto Dorset Street (A33)
1286 ft
37.
Enter Charlotte Place and take the 4th exit onto Brunswick Place (A3024)
765 ft
38.
Exit the roundabout onto Brunswick Place (A3024)
844 ft
39.
Continue onto Cumberland Place (A3024)
1250 ft
40.
Turn left onto Commercial Road
867 ft
41.
Turn left onto Above Bar Street
306 ft
42.
You have arrived at your destination, on the right
0 ft



How much does it cost to drive from Swansea to Southampton?

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 29.4 £. 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 14.7 £ (29.4/2) per passenger.
For 3 passengers in the car, the cost of this trip is 9.8 £ (29.4/3) per passenger.
For 4 passengers in the car, the cost of this trip are 7.35 £ (29.4/4) per passenger.


Fuel cost = (169.82 mi / 37.5 mpg) x 143 pence per liter = 29.4 £

In more detail, the result is obtained:

Fuel needed = Distance / Car fuel consumption = miles * 4.54609 / carConsumtion = 169.82 mi * 4.54609 / 37.5 mpg = 20.6 liters

Fuel needed = 20.6 lt

Fuel cost = Fuel needed x Price per liter = 20.6 liters x 143 pence per liter = 29.4 £

Fuel cost from Swansea to Southampton = 29.4 £

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 18.6 £. 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 18.6 £.
For 2 passengers in carpooling, the cost of this trip is 9.3 £ (18.6/2) per passenger.
For 3 passengers in the car, the cost of this trip is 6.2 £ (18.6/3) per passenger.
For 4 passengers in the car, the cost of this trip is 4.65 £ (18.6/4) per passenger.