Route from Cardiff to Dumbarton
The distance between Cardiff and Dumbarton is 408 miles. Travel time is 6 hours and 54 minutes.

Driving directions from Cardiff to Dumbarton
How much does it cost to drive from Cardiff to Dumbarton?
Well, using petrol, it's £70.7. The petrol price we're talking about here is 143 pence per liter, and the car guzzles up 37.5 miles per gallon. Now, if you're carpooling with two buddies, each of you only chips in £35.35 for the trip (£70.7 divided by 2). With three mates, it's about £23.57 each (£70.7 divided by 3), and if you've got a full car of four, it's only £17.68 each (£70.7 divided by 4). The fuel cost for the journey is calculated based on how far you're driving and how much fuel your car drinks up. So, for this journey, you'd need about 49.4 liters of fuel. And that's where the £70.7 comes from for the trip from Cardiff to Dumbarton.
One thing that can affect car fuel consumption is the use of air conditioning (AC) for the following reasons:
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Engine Load: When the AC is turned on, the compressor in the car's engine needs to work harder to cool and circulate the air. This extra workload can increase the engine's fuel consumption, especially during city driving or when the car is idling.
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Drag Effect: Running the AC can also increase aerodynamic drag, particularly at higher speeds. This means the engine needs to work harder to maintain speed, resulting in higher fuel consumption.
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Accessory Load: In addition to the AC compressor, other electrical components such as the blower fan and condenser fan also draw power from the engine when the AC is running. This increases the overall electrical load on the engine, leading to higher fuel consumption.
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Driving Conditions: The impact of AC on fuel consumption can vary depending on driving conditions. For example, using the AC while driving at lower speeds or in stop-and-go traffic may have a more significant effect on fuel consumption compared to highway driving.
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Efficiency Settings: Some cars come equipped with features like "Eco" mode or variable AC compressor speeds, which can help reduce the impact of AC on fuel consumption. Using these features can help optimize fuel efficiency while still keeping the cabin cool.
Overall, while using the AC can increase fuel consumption to some extent, it's often a necessary trade-off for comfort, especially during hot weather. However, minimizing AC usage when possible, such as using the car's ventilation system or rolling down windows at lower speeds, can help mitigate its impact on fuel consumption.
Diesel cost from Cardiff to Dumbarton.
The trip with diesel fuel costs 44.7 £ (151p/lt, 62.7 mpg).
For 2 passengers: 22.35 £ (44.7/2) /p.
For 3 passengers: 14.9 £ (44.7/3) /p.
For 4 passengers: 11.18 £ (44.7/4) /p.
Alternative routes from Cardiff to Dumbarton
Meanwhile, the least speedy route from Cardiff to Dumbarton covers 392.45 miles and necessitates 7 hours and 16 minutes for completion.
Which is the cheapest route from Cardiff to Dumbarton by car?
The cheapest route from Cardiff to Dumbarton is the second suggested route (392mi, 7h 16min) and costs 68 £ (petrol fuel cost, 143p/lt, 37.5mpg).
The most expensive route from Cardiff to Dumbarton is the first suggested route (408mi, 6h 54min) and costs 70.7 £.
For greater safety, the driver should choose the route that passes through the highway (median barrier) and not through smaller roads (curves in the road, bad road conditions, no median barrier).
How to get from Cardiff to Dumbarton?
There are two suggested routes. The fastest route is 408mi (distance from Cardiff to Dumbarton) and its duration is 6h 54min. The slowest route is 392mi, and its duration is 7h 16min.
RouteCalculator provides you with the information to prepare your trip from Cardiff to Dumbarton by car or motorbike. It offers you alternative road routes that you can follow to go from Cardiff to Dumbarton. It provides driving directions from Cardiff to Dumbarton, i.e. where to turn and when, distance of the Cardiff - Dumbarton route, travel time, display of the route on the map, fuel cost (petrol, diesel) and toll (if exist) cost.
In case you share the journey (carpooling) from Cardiff to Dumbarton with other people or friends, RouteCalculator provides the cost of the journey and the amount that each passenger will have to pay.
Where is Cardiff located?
Cardiff is located in Cardiff county and in Wales. It is situated at an altitude of 12 meters above sea level. Cardiff has coordinates 51.4815810o,-3.1790900o. RouteCalculator provides a map of Cardiff from which you can plan your trips to other UK cities.
What is the location of Dumbarton?
Dumbarton is located in West Dunbartonshire county and in Scotland. It is situated at an altitude of 5 meters above sea level. Dumbarton has coordinates 55.9452870o,-4.5645540o. RouteCalculator provides a map of Dumbarton from which you can plan your trips to other UK cities.
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