Distance from Cardiff to Merthyr Tydfil by car

25 miles or 40 km is driving distance from Cardiff to Merthyr Tydfil by car. How far is it from Cardiff to Merthyr Tydfil? It will take approximately 39 minutes to cover the distance. Flight distance or as the crow flies is 20 miles (33 km). Fuel Cost Calculator is our additional tool, Booking and Rental Cars options are also featured for our users.

Drive distance
25 Miles
/
40 Km
Drive distance
Fuel consumption
0.68 Gallons
3.20 Litres
Fuel consumption
Flight distance
20 Miles
/
33 Km
Flight distance

How far is Cardiff from Merthyr Tydfil?

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