Which bus from Cardiff to Swansea is the cheapest?

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Compare all timetables for the bus from Cardiff to Swansea

Here is a selection of the cheapest bus trips from the schedule from Cardiff to Swansea from various bus operators like National Express or FlixBus for the next days.

today
$5
tomorrow
$5
Friday
$5
Saturday
$5
Sunday
$5
Monday
$5
Tuesday

Cheapest bus trips today

Mode of Transport BertCompanyCountOneCompanyName Duration Departure time From Departure Arrival time To Destination Logo Seat classes Price
National Express 1h 15m 11:05 AM Cardiff Coach Station 12:20 PM Swansea City Bus Station  Economy $5
National Express 1h 15m 12:35 PM Cardiff Coach Station 1:50 PM Swansea City Bus Station  Economy $5
National Express 1h 15m 2:35 PM Cardiff Coach Station 3:50 PM Swansea City Bus Station  Economy $5
FlixBus 1h 20m 8:30 PM Cardiff Kingsway Bus Stop 9:50 PM Swansea City Bus Station  Economy $6
FlixBus 1h 10m 8:30 PM Cardiff Kingsway Bus Stop 9:40 PM Swansea University Bay Campus  Economy $6

Cheapest bus trips tomorrow

Mode of Transport BertCompanyCountOneCompanyName Duration Departure time From Departure Arrival time To Destination Logo Seat classes Price
National Express 1h 15m 11:05 AM Cardiff Coach Station 12:20 PM Swansea City Bus Station  Economy $5
National Express 1h 15m 12:35 PM Cardiff Coach Station 1:50 PM Swansea City Bus Station  Economy $5
National Express 1h 15m 2:35 PM Cardiff Coach Station 3:50 PM Swansea City Bus Station  Economy $5
FlixBus 1h 20m 4:10 AM Cardiff Kingsway Bus Stop 5:30 AM Swansea City Bus Station  Economy $6
FlixBus 1h 5m 7:25 PM Cardiff Kingsway Bus Stop 8:30 PM Swansea City Bus Station  Economy $6

Cheapest bus trips Friday

Mode of Transport BertCompanyCountOneCompanyName Duration Departure time From Departure Arrival time To Destination Logo Seat classes Price
National Express 1h 15m 11:05 AM Cardiff Coach Station 12:20 PM Swansea City Bus Station  Economy $5
National Express 1h 15m 5:10 PM Cardiff Coach Station 6:25 PM Swansea City Bus Station  Economy $5
National Express 1h 15m 6:35 PM Cardiff Coach Station 7:50 PM Swansea City Bus Station  Economy $5
FlixBus 1h 20m 12:30 AM Cardiff Kingsway Bus Stop 1:50 AM Swansea City Bus Station  Economy $7
FlixBus 1h 20m 4:10 AM Cardiff Kingsway Bus Stop 5:30 AM Swansea City Bus Station  Economy $7

Cheapest bus trips Saturday

Mode of Transport BertCompanyCountOneCompanyName Duration Departure time From Departure Arrival time To Destination Logo Seat classes Price
National Express 1h 15m 12:35 PM Cardiff Coach Station 1:50 PM Swansea City Bus Station  Economy $5
National Express 1h 15m 2:35 PM Cardiff Coach Station 3:50 PM Swansea City Bus Station  Economy $5
National Express 1h 15m 4:20 PM Cardiff Coach Station 5:35 PM Swansea City Bus Station  Economy $5
FlixBus 1h 20m 12:30 AM Cardiff Kingsway Bus Stop 1:50 AM Swansea City Bus Station  Economy $7
FlixBus 1h 20m 4:10 AM Cardiff Kingsway Bus Stop 5:30 AM Swansea City Bus Station  Economy $7

Cheapest bus trips Sunday

Mode of Transport BertCompanyCountOneCompanyName Duration Departure time From Departure Arrival time To Destination Logo Seat classes Price
National Express 1h 15m 4:20 PM Cardiff Coach Station 5:35 PM Swansea City Bus Station  Economy $5
National Express 1h 15m 4:35 PM Cardiff Coach Station 5:50 PM Swansea City Bus Station  Economy $5
National Express 1h 15m 6:00 PM Cardiff Coach Station 7:15 PM Swansea City Bus Station  Economy $5
FlixBus 1h 20m 12:30 AM Cardiff Kingsway Bus Stop 1:50 AM Swansea City Bus Station  Economy $7
FlixBus 1h 20m 4:10 AM Cardiff Kingsway Bus Stop 5:30 AM Swansea City Bus Station  Economy $7

Cheapest bus trips Monday

Mode of Transport BertCompanyCountOneCompanyName Duration Departure time From Departure Arrival time To Destination Logo Seat classes Price
National Express 1h 15m 11:05 AM Cardiff Coach Station 12:20 PM Swansea City Bus Station  Economy $5
National Express 1h 15m 12:35 PM Cardiff Coach Station 1:50 PM Swansea City Bus Station  Economy $5
National Express 1h 15m 2:35 PM Cardiff Coach Station 3:50 PM Swansea City Bus Station  Economy $5
National Express 1h 15m 4:20 PM Cardiff Coach Station 5:35 PM Swansea City Bus Station  Economy $5
National Express 1h 15m 4:35 PM Cardiff Coach Station 5:50 PM Swansea City Bus Station  Economy $5

Best Price Offer: The price for the cheapest bus from Cardiff to Swansea is $4 on 5/20/2026. Flexible travelers save on ticket prices.


Frequency of bus connections between Cardiff and Swansea

See here how frequent the connections between Cardiff and Swansea are, during different times and days of the week.
Sunday is the busiest day, with more than 71 daily buses from Cardiff to Swansea. Monday has instead the fewest connections, with only 35 daily coaches between Cardiff and Swansea.
The busiest time of the day is the Evening, with 188 buses from Cardiff to Swansea, while Night sees the fewest connections between Cardiff and Swansea, with 18 offers.

Facts about the bus from Cardiff to Swansea

Compare all providers like National Express and FlixBus that travel 63 times every day by bus from Cardiff to Swansea in one click! Book your bus ticket from Cardiff to Swansea starting from $4!

Cheapest Bus $4
Fastest Bus 0h 55m
Earliest Bus 4:10 AM
Latest Bus 11:40 PM
Daily Bus Routes 63 Ø
Distance 34.3 miles
Bus Companies National Express and FlixBus

Cheapest bus connections from Cardiff to Swansea

Every day, 63 buses from 2 bus companies leave Cardiff for Swansea: in the table below, you will find the cheapest prices for a bus ticket for this route, starting from 04/29/2026 and for the following days.

Sunday
Monday
Tuesday
Wednesday
Thursday
Friday
Saturday
Sunday 04/26
Monday 04/27
Tuesday 04/28
Wednesday 04/29
$5
Thursday 04/30
$5
Friday 05/01
$5
Saturday 05/02
$7
Sunday 05/03
$6
Monday 05/04
$5
Tuesday 05/05
Wednesday 05/06
Thursday 05/07
$5
Friday 05/08
$5
Saturday 05/09
$5
Sunday 05/10
$5
Monday 05/11
$5
Tuesday 05/12
$5
Wednesday 05/13
$5
Thursday 05/14
$5
Friday 05/15
$5
Saturday 05/16
$5
Sunday 05/17
$6
Monday 05/18
$5
Tuesday 05/19
$5
Wednesday 05/20
$4
Thursday 05/21
$6
Friday 05/22
$5
Saturday 05/23

The cheapest time to travel from Cardiff to Swansea

See here on which day and which time of the day you can find the cheapest bus ticket from Cardiff to Swansea, for the next 30 days.
With a price starting from $4, Wednesday is the cheapest day for a bus from Cardiff to Swansea. Sunday instead is the most expensive day with prices starting from $5.
Night is the cheapest day time for bus tickets from Cardiff to Swansea, with $4. Morning is the most expensive time of the day with prices starting from $5.

How to save money travelling from Cardiff to Swansea

Travel can be expensive, but it doesn't need to be! Do you want to avoid paying a terrible price for your trip? Then follow these quick steps to save money:

Book the ticket from Cardiff to Swansea in advance! The earlier you book, the cheaper usually the price is. Also, you will be sure to have a place on the bus from Cardiff to Swansea, compared instead if you buy it at the last moment, or directly at the station.

If you can, avoid travelling at peak times. Instead of weekend, try travelling during the week. Travelling in the evening or at night it’s also cheaper, and later buses from Cardiff to Swansea are also emptier.

Beloved bus companies from Cardiff to Swansea

These are the most booked bus companies between Cardiff to Swansea from our users.

National Express from Cardiff to Swansea

National Express

Here you will find the key facts about the National Express bus route Cardiff to Swansea:

Cheapest Price $5
Fastest Bus 0h 55m
Earliest Bus 11:05 AM
Last Bus 11:40 PM
Daily Connections 33 Ø
Found on 4/28/2026

All bus stations and stops in Cardiff and Swansea

In the map below, you can see where to find all bus stations in Cardiff and Swansea.

Compare the bus with other modes of transport

The bus is often the cheapest mode of transport, while other modes like train or flight are faster. Looking for quicker alternatives to travel from Cardiff to Swansea? Compare all modes of transports from Cardiff to Swansea.

Service and Comfort on the bus from Cardiff to Swansea

Want to know which seat classes are available on the buses from Cardiff to Swansea? Or which bus companies serve the route Cardiff to Swansea? Below you will find answers to your questions.

FAQs about the Cardiff to Swansea bus

How much does a Cardiff Swansea bus trip cost?

This depends on, among other things, the day and time of travel. The cheapest trip is available from $4 and takes 1h 15m to reach Swansea. Compare offers to save money!

How much could I save by comparing buses from Cardiff to Swansea?

This route is offered by 2 companies with a range of ticket prices between $4 and $10. Thus, we recommend booking your ticket as early as possible to make sure you get the cheapest bus ticket to Swansea.

On average, how many connections are available from Cardiff to Swansea each day?

Every day, the Cardiff to Swansea bus route is served by approximately 63 connections. With our search, you can compare bus times to find the perfect trip.

How long does a bus journey from Cardiff to Swansea take?

The fastest bus from Cardiff to Swansea is offered by FlixBus and takes 0h 55m. Bus tickets for this connection cost $7. In this context, bear in mind that the journey can take longer due to traffic.

What time is the first bus from Cardiff to Swansea?

The earliest bus arriving in Swansea from Cardiff starts at 4:10 AM. However, information regarding departure times may differ on weekends and holidays. Simply use our search to find exact times for your planned travel date.

What time is the last bus from Cardiff to Swansea?

The latest bus trip departing from Cardiff for Swansea starts at 11:40 PM. Please note that departure times may differ on weekends and holidays. So just use our search to find the exact times for your planned travel date.

Which bus companies operate the Cardiff Swansea route?

When traveling by bus from Cardiff to Swansea, passengers can travel with National Express and FlixBus. With our search, you can compare all available bus tickets to book the one that works for you.

Is there a direct bus between Cardiff and Swansea?

You can check all the direct connections between Cardiff and Swansea by using our search and looking at the Changes section in our filters. These are some of the companies which offer a direct bus: National Express and FlixBus.

What can I take with me on the Cardiff to Swansea bus route?

Depending on which provider you travel with, what you're allowed to bring with you can vary. Generally, you can take a suitcase and hand luggage with you on the Cardiff Swansea bus route free of charge. Simply use our search to find a bus that is best suited to your needs for your planned travel date.

What equipment is available for the Cardiff Swansea bus route?

The equipment on board differs depending on the provider. However, many long-distance buses have WiFi so you can tell your friends your exact location during the journey. To make traveling even more pleasant, air conditioning systems provide ventilation. It is best to use our search to get precise information about the equipment of the bus from Cardiff to Swansea on your planned travel date.

How does CheckMyBus find the best bus deals from Cardiff to Swansea?

CheckMyBus collaborates directly with companies around the world to provide you with the best options when searching for a trip. We retrieve their first-hand data to show you real-time prices, schedules, and seat availability for 63 daily trips between Cardiff and Swansea. With the most up-to-date information from verified sources, you can fairly compare all available options and choose the trip that suits you best.

How does CheckMyBus technology work for trips from Cardiff to Swansea?

Prices and availability for 63 trips between Cardiff and Swansea change constantly. To provide you with the most up-to-date information, we connect directly with bus operators, Online Travel Agencies (OTAs), and Global Distribution Systems (GDS) via real-time interfaces (APIs). The data collected from these sources undergoes strict quality checks, is processed within our infrastructure, and is then presented to you on our search results pages. Visit our About Us page to learn more.

Available seat classes which are offered on the bus route Cardiff to Swansea

Economy
Economy

The cheapest option available for your ticket, it usually comes with reclinable seats and AC.

More bus routes to Cardiff and to Swansea

Here’s an overview of the most popular bus routes to Cardiff and to Swansea. Simply click on the connection of your choice, and you will find all the details about your bus route!
Buses to Cardiff from Bracknell Buses to Cardiff from Bracknell
Buses Basingstoke to Cardiff Buses Basingstoke to Cardiff
Buses Poole to Cardiff Buses Poole to Cardiff
Bus from Norwich to Cardiff Bus from Norwich to Cardiff
Bus Port Talbot to Swansea Bus Port Talbot to Swansea
Bus Bodmin - Swansea Bus Bodmin - Swansea
Buses Luton - Swansea Buses Luton - Swansea
Bus Minehead to Swansea Bus Minehead to Swansea
Popular Airport Shuttles to Cardiff and to Swansea
CheckMyBus › Buses in United Kingdom › Bus to Cardiff › Bus to Swansea

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