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Travel Information
Compare train and bus for Carmarthen to London
Omio recommends booking the train as it is the most popular option from Carmarthen to London among Omio's users. If you are prioritising price take the bus with prices starting from $24. For those with little time consider booking a train which can get you there in 3h 54m. In case you are seeking to minimise your carbon footprint the train is your best bet as it emits only 0.1 - 0.3kg. The ticket price range depends on the travel mode: a bus costs an average of $24, and a train costs an average of $73.
Distance: 180 miles (291 km)
Compare train with
Most popular Train | Bus | Driving |
|---|---|---|
$87 Average price | $32 Average price Cheapest | $120 Average price (fuel + tolls) |
4h 24m Average total duration Fastest 3h 54m Onboard + 30m Additional time* | 6h 38m Average total duration 6h 8m Onboard + 30m Additional time* | 4h 5m Average total duration (door-to-door) |
0.1 - 0.3kg CO2 emissions Lowest | 0.3 - 0.7kg CO2 emissions | - CO2 emissions |
 Most popular train company |  Most popular bus company | Your own car or car rental |
Direct Options | Direct Options | Direct Options |
Additional time: Average total travel duration to departure point, security checks and transfers.
This is compared to other travel options from Carmarthen to London:
A bus is $55 (€45) less than a train for this route with tickets for a train from Carmarthen to London costing on average $87 (€72).
Other travel options to London take longer:
Bus takes on average 6h 8m.
Travel optionsfrom Carmarthen to London
How to get from Carmarthen to London by train, bus or flight.
Our recommendation
The best way to travel from Carmarthen to London is by taking a bus because it’s the best combination of price and speed.
- NX50810:55 AM5h45Carmarthen, Lammas Street (Rose and Crown Hotel)4:40 PMLondon, Earl's Court$341One-way0 transfers
Cheapest
- NX50810:55 AM5h45Carmarthen, Lammas Street (Rose and Crown Hotel)4:40 PMLondon, Earl's Court$341One-way0 transfers
Fastest
- W35188+
G3920512:30 PM3h39Carmarthen station (CMN)4:09 PMLondon Paddington (PAD)$971One-way1 transfer
Other options
- W354376:20 PM3h49Carmarthen station (CMN)10:09 PMLondon Paddington (PAD)$711One-way0 transfers
- W354352:20 PM3h53Carmarthen station (CMN)6:13 PMLondon Paddington (PAD)$891One-way0 transfers
- G150504:19 PM3h55Carmarthen station (CMN)8:14 PMLondon Paddington (PAD)$891One-way0 transfers
- NX50810:55 AM6h10Carmarthen, Lammas Street (Rose and Crown Hotel)5:05 PMLondon, Victoria Coach Station$341One-way0 transfers
- NX112 · NX5078:40 AM6h45Carmarthen, Lammas Street (Rose and Crown Hotel)3:25 PMLondon, Earl's Court$391One-way1 transfer
- NX112 · NX5078:40 AM7h05Carmarthen, Lammas Street (Rose and Crown Hotel)3:45 PMLondon, Victoria Coach Station$391One-way1 transfer
Find all the dates and times for this journey by train, bus, flight, and ferry .
Compare prices and tickets Prices for trains, buses and flights
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FAQs: Travel from Carmarthen to London
Travel to London easily. Whether you want fast, cheap or something entirely different, our travel experts have collected everything you need to know so you can find the best option from Carmarthen to London.
This is compared to other travel options from Carmarthen to London:
A bus is $55 (€45) less than a train for this route with tickets for a train from Carmarthen to London costing on average $87 (€72).
Other travel options to London take longer:
Bus takes on average 6h 8m.
- Around 7 trains per day.
- Around 3 buses per day.
However, we recommend checking specific travel dates for your route between Carmarthen and London as scheduled services by train and bus can vary by season or day of the week.
- Trains mostly depart from Carmarthen station (CMN) and arrive in London Paddington (PAD).
- Buses mostly depart from Carmarthen, Lammas Street (Rose and Crown Hotel) and arrive in London, Victoria Coach Station.
- Travel with National Express, Mid Wales Travel to go to London by bus.
- Travel with Great Western Railway, Transport for Wales, Great Western Railway (GWR), Transport for Wales to go to London by train.
- 1 direct buses per day with National Express.
- 2 direct trains per day with Great Western Railway, Great Western Railway (GWR).
Travelling from Carmarthen to London: related information
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