CrossCountry
Great Western Railway
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Each fare is the lowest adult economy ticket fare found by our customers on Trainline. Fares booked further in advance than the dates displayed may be cheaper. Prices are updated daily, subject to change and indicative of price last update. Limited availability. Discount cards and coach journeys excluded, prices exclusive of booking fee.
Trains to Swansea from London Kings Cross
It takes an average of 4h 44m to travel from London Kings Cross to Swansea by train, over a distance of around 164 miles (264 km). There are normally 40 trains per day travelling from London Kings Cross to Swansea and tickets for this journey start from £35 when you book in advance.
| First train | 03:42 | |
|---|---|---|
| Last train | 23:49 | |
| Departure station | London Kings Cross | |
| Arrival station | Swansea | |
| Journey time | From 3h 11m | |
| Distance | 164 miles (264 km) | |
| Frequency | 40 trains per day | |
| Changes | 1 change | |
| Price | From £35 | |
| Train operators | CrossCountry, Great Western Railway, South Western Railway, Transport for Wales |
Travelling from London Kings Cross to Swansea by train
If you're planning to travel from London Kings Cross to Swansea, we're here to help!
On average, the train journey from London Kings Cross to Swansea takes around 4 hours 44 minutes. There are normally 40 trains per day travelling from London Kings Cross to Swansea.
You'll have to make 1 change on your journey to Swansea, as there are no direct trains.
Trains on this route are operated by Great Western Railway, Transport for Wales, South Western Railway and CrossCountry.
Ticket prices start from £35.00 on this route. Save money on your train tickets by booking in advance.
Use our Journey Planner to compare ticket prices and find the cheapest fares.
What do people frequently ask about the train journey from London Kings Cross to Swansea?
Want to know more about your journey from London Kings Cross to Swansea? We've compiled some of the most frequently asked questions by our customers to help you plan your journey.
Can you take a train directly from London Kings Cross to Swansea?
How close is London Kings Cross to Swansea by train?
Is it possible to get from London Kings Cross to Swansea without flying?
What is the best way to travel from London Kings Cross to Swansea?
What time does the first train from London Kings Cross to Swansea leave?
What time does the last train from London Kings Cross to Swansea leave?
How often are trains from London Kings Cross to Swansea?
Do you need to book the train from London Kings Cross to Swansea in advance?
Can you buy return train tickets from London Kings Cross to Swansea?
How do I find cheap train tickets from London Kings Cross to Swansea?
As most UK train companies increase their prices as the departure date approaches, our Trainline team of experts have put together these tips to help you find the cheapest tickets.
1. Book in advance
Train tickets from London Kings Cross to Swansea start at £35§ one way for a Standard Class ticket if you book in advance. UK train companies usually release Advance tickets up to 12 weeks ahead of time, and these can be cheaper than tickets bought on the day of travel.
2. Sign up to Ticket Alert
If you're planning a trip more than 12 weeks ahead, sign up to our Ticket Alert to get notified when Advance tickets are released for your travel date.
3. Use a Railcard
National Railcards offer a 1/3 off eligible train tickets in the UK and can be a great investment if you travel throughout the year. Buy one with us and you'll be able to store it digitally in our app, so you'll always have it on your travels.
4. Book split tickets
Our handy feature SplitSave will 'split' your train journey into multiple tickets, which can be much cheaper than buying a single ticket. Find out more about split tickets.
5. Travel Off-Peak
If you can be flexible with your travel times, Off-Peak and Super Off-Peak tickets are usually cheaper in the UK. Generally, Off-Peak times are any time at weekends and outside of Monday to Friday morning and evening rush hours.
6. Consider a Season Ticket
Best for commuters, if you catch a train on the same route more than 3 times per week, you could save money with a Season Ticket. With annual, monthly, weekly and flexi options available, find out if a Season Ticket for London Kings Cross to Swansea is right for you.
For more money-saving tips on UK and European train travel, read our cheap train tickets guide.
§Advance adult single fare. Excludes booking fee. Prices seen by Trainline customers in the last 30 days. Availability limited.