Travel Information
Compare train and bus for London to Swansea
Omio recommends booking the train as it is the most popular option from London to Swansea among Omio's users. If you are prioritising price, take the bus, with an average ticket price of $30 For those with little time, consider booking a train, which has an average total journey time of 4h 11m. If you are seeking to minimise your carbon footprint, the train is your best option, with estimated CO2 emissions of 0.1 - 0.2kg. Average ticket prices depend on the travel mode: a bus costs an average of $30, while a train costs an average of $107.
Distance: 164 miles (264 km)
Compare train with
Most popular Train | Bus | Driving |
|---|---|---|
$107 Average price | $30 Average price Cheapest | $84 Average price (fuel + tolls) |
4h 11m Average total duration Fastest 3h 41m Onboard + 30m Additional time* | 5h 44m Average total duration 5h 14m Onboard + 30m Additional time* | 3h 43m Average total duration (door-to-door) |
0.1 - 0.2kg 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.
Compare ways to travel from London to Swansea
Compare the available ways to get from London to Swansea, with the key details around price, speed, convenience, and direct service.
This is compared to other travel options from London to Swansea:
A bus is $77 less than a train for this route with tickets for a train from London to Swansea costing on average $107.
Other travel options to Swansea take longer:
Bus takes on average 5h 44m.
You'll arrive about 2m sooner (3h 41m by train vs 3h 43m by car). Tickets start at around $107 compared to roughly $84 in fuel and tolls — so you're paying a bit more, but getting hours of your day back, a city-centre arrival, and the freedom to work or relax instead of drive.
Driving makes more sense if you're travelling as a group (where fuel costs split several ways), want to stop along the way, or need a car once you arrive.
Travel optionsfrom London to Swansea
How to get from London to Swansea by train, bus or flight.
Our recommendation
The best way to travel from London to Swansea is by taking a bus because it’s the best combination of price and speed.
FlixBus · FlixBus10:00 PM7h20London, Victoria Coach Station5:20 AMSwansea, University Bay Campus$291One-way1 transfer
Cheapest
FlixBus · FlixBus10:00 PM7h20London, Victoria Coach Station5:20 AMSwansea, University Bay Campus$291One-way1 transfer
Fastest
W354181:48 PM2h41London Paddington (PAD)4:29 PMSwansea station (SWA)$971One-way0 transfers
Other options
G149458:48 PM2h53London Paddington (PAD)11:41 PMSwansea station (SWA)$911One-way0 transfers
W3541711:48 AM2h41London Paddington (PAD)2:29 PMSwansea station (SWA)$971One-way0 transfers
W3462412:48 PM2h42London Paddington (PAD)3:30 PMSwansea station (SWA)$971One-way0 transfers
FlixBus · FlixBus10:00 PM7h30London, Victoria Coach Station5:30 AMSwansea, Quadrant Bus Station$291One-way1 transfer
FlixBus · FlixBus5:30 AM7h55London, Victoria Coach Station1:25 PMSwansea, University Bay Campus$301One-way1 transfer
FlixBus4:30 PM5h50London, Victoria Coach Station10:20 PMSwansea, University Bay Campus$311One-way0 transfers
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
Compare train and bus prices over the next three weeks. See the best deals at a glance, find the lowest fares, and choose the option that fits your budget.
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How to get from London to Swansea
The Best Way According to our Users
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FAQs: Travel from London to Swansea
Travel to Swansea 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 London to Swansea.

This is compared to other travel options from London to Swansea:
A bus is $77 less than a train for this route with tickets for a train from London to Swansea costing on average $107.
Other travel options to Swansea take longer:
Bus takes on average 5h 44m.
- Around 29 buses per day.
- Around 22 trains per day.
However, we recommend checking specific travel dates for your route between London and Swansea as scheduled services by train and bus can vary by season or day of the week.
- Trains mostly depart from Heathrow Terminals 2 & 3 (HXX) and arrive in Swansea station (SWA).
- Buses mostly depart from London, Victoria Coach Station and arrive in Swansea, University Bay Campus.
- Travel with National Express, FlixBus to go to Swansea by bus.
- Travel with Great Western Railway, South Western Railway, Transport for Wales to go to Swansea by train.
- 18 direct buses per day with National Express, FlixBus.
- 16 direct trains per day with Great Western Railway.
Travelling from London to Swansea: related information
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