Carmarthen to Swansea: Road Trip Guide & Distance

22.4 miles 36.1 km · straight line
27.5 miles actual route 44.2 km · driving distance
39min estimated drive time
£4 - £5 estimated fuel cost
~33min flight time · usually no direct flights
136° SE bearing direction

How far is Carmarthen from Swansea?

The distance from Carmarthen to Swansea is 22.4 miles (36.1 km) as the crow flies. Swansea is located SE of Carmarthen. By car, the driving distance is approximately 27.5 miles, taking about 39min. A direct flight would take roughly 33min. Both are located in United Kingdom.

This is a very short trip, perfect for a quick morning drive or an easy commute. Heading East means you'll be driving into the sunrise if you start early. Keep your windshield clean for the best visibility. Given the short distance, driving or taking a train is often faster and more convenient than dealing with airport security and flight boarding times.

Coordinates come from public place data for Carmarthen and Swansea. The driving distance uses an OSRM road-route result when route data is available. Fuel, flight, bus, and train values are planning estimates and can change by date, provider, road closures, and border rules.

How to Get from Carmarthen to Swansea

Method Time Est. Cost Best For
Drive 39min £4 - £5 Flexible stops

At 27.5 miles, driving is often the most practical option.

* Estimated range. Actual prices vary by date and provider.

Suggested Stops Between Carmarthen & Swansea

Quick Facts

Carmarthen
51.86°N, 4.31°W
Europe/London
23m elevation
Swansea
51.62°N, 3.94°W
Europe/London
18m elevation

From Carmarthen

From Swansea

Explore more routes from Swansea

Did You Know?

  • At walking speed (3 mph), it would take about 7 hours of non-stop walking
  • By bicycle at 12 mph, the journey would take roughly 2 hours
Data Sources & Estimate Notes GeoNames · OpenStreetMap · OSRM