The cheapest and fastest buses from Belfast to Cardiff
Cheapest price
$77
Average price
$77
Fastest journey
21 h 50 m
Average duration
21 h 50 m
Buses per day
1
Distance
391 km
The best way to find a cheap bus ticket from Belfast to Cardiff is to book your journey as far in advance as possible and to avoid traveling at rush hour.
The average ticket from Belfast to Cardiff will cost around $77 if you buy it on the day, but the cheapest tickets can be found for only $77.
Of the 1 buses that leave Belfast for Cardiff on Mon, Dec 22, 1 travel direct so it’s quite easy to avoid journeys where you’ll have to change along the way.
On Mon, Dec 22 the direct buses cover the 391 km distance in an average of 21 h 50 m but if you time it right, some buses will get you there in just 21 h 50 m .
On Mon, Dec 22 the slowest buses will take 21 h 50 m and usually involve a change or two along the way, but you might be able to save a few pennies if you’re on a budget.


Travel Information
Compare bus and flight for Belfast to Cardiff
Omio recommends booking the flight as it is the most popular option from Belfast to Cardiff among Omio's users. If you are prioritising price take the bus with prices starting from €59. For those with little time consider booking a flight which can get you there in 1h 20m. The ticket price range depends on the travel mode: a bus costs an average of €59, and a flight costs an average of €60.
Distance: 242 miles (391 km)
Compare bus with
| Bus | Most popular Flight |
|---|---|
€60 Average price Cheapest | €122 Average price |
18h 43m Average total duration 18h 13m Onboard + 30m Additional time* | 4h 20m Average total duration Fastest 1h 20m Onboard + 3h 0m Additional time* |
![]() Most popular bus company | ![]() Most popular airline |
Direct Options | Direct Options |
Live departures
Belfast to Cardiff bus times
The table below shows live departures for Belfast to Cardiff buses for tomorrow, Monday, December 22. You can also manually refresh the results below to see updated bus journeys.
| Provider | Departs | Duration | Arrives | Transfers | Tickets |
|---|---|---|---|---|---|
![]() | 1:20 PM Belfast | 21h50 | 11:10 AM Cardiff | 0 transfersDirect | |
This is the last bus of the day. | |||||
Find all the dates and times for this journey
Compare prices and tickets Belfast to Cardiff by bus or flight
Compare bus and flight 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.
Dec 22
Dec 23
Dec 24
Dec 25
Dec 26
Dec 27
Dec 28
Journey information
Overview: Bus from Belfast to Cardiff
Buses from Belfast to Cardiff run on average 2 times per day, taking around 18h 13m. Cheap bus tickets for this journey start at $74 (€59) if you book in advance.
The earliest bus runs at 10:20, the last at 18:53. The fastest bus covers the 242 miles (391 km) distance in 20h 40m.
Distance 242 miles (391 km) |
Average bus duration 18h 13m |
Cheapest ticket price $74 (€59) |
Buses per day 2 |
Fastest bus 20h 40m |
First bus 10:20 |
Last bus 18:53 |
Bus providers: National Express from Belfast to CardiffYou can travel by bus between Belfast to Cardiff with National Express for as low as $74 (€59). When you search for schedules and tickets, Omio will show you the best journey
National Express
FAQs: Bus from Belfast to Cardiff
Find answers to the most common questions about traveling from Belfast to Cardiff by bus. From journey times and ticket prices to direct connections, first and last departures, and even whether the route is scenic, our FAQs cover everything you need to plan your trip. Whether you’re looking for the fastest bus, the cheapest option, or tips for making the most of your visit at Cardiff, this guide helps you travel smarter and with confidence.

- National Express
- Assistance
- Priority seating
- Accessible toilets.
- Cardiff Castle, a historic fortress with Roman and Norman roots offering guided tours and events
- St Fagans National Museum of History, an open-air museum showcasing Welsh life and culture through reconstructed buildings and exhibits
- Cardiff Bay, a vibrant waterfront area with dining, entertainment, and cultural attractions
- National Museum Cardiff, featuring art, archaeology, and natural history collections
- Bute Park, a large green space perfect for leisurely walks and picnics.
- Millennium Centre, a renowned arts venue hosting opera, ballet, and theater performances
- Explore the vibrant nightlife in Cardiff's city center with its array of pubs and clubs
- Take a boat tour around Cardiff Bay for scenic views and historical insights
- Visit the Cardiff International White Water for an adventurous day of rafting and kayaking
- Enjoy shopping and dining at the bustling Cardiff Market, offering local produce and unique finds.
- National Express
- You can cancel your ticket up to 24 hours before departure for a refund minus a cancellation fee. Changes can be up to 24 hours before departure for a fee.
To find the cheapest bus tickets for your trip from Belfast to Cardiff, follow these tips:
Start your search now and compare ticket prices to find the best deal!
- National Express
- Two medium-sized suitcases up to 20kg each and one small piece of hand luggage.
- National Express
- 10€ per additional bag.
popular bus stations
Popular bus stations from Belfast to Cardiff
- 06:00-23:00
- Free Wi-Fi
- Café Nero (in the station)
- Burger King (in the station)
- Little Italy (0.5 km).
- Available outside the main entrance.
- Elevators, ramps
- Available in the station.
- Bus: 1, 2, 7, 9, 10, 11, 12, 13, 14, 15 Train: Great Victoria Street Station
Most popular bus connections from Belfast
More options for your journey from Belfast to Cardiff
Here are some other resources that might have the information you need

