- Must visit
Bletchley Park
World-famous codebreaking museum at Bletchley Park, where Second World War intelligence work changed history and computing forever.
Cheapest price
$64
Average price
$97
Fastest journey
3 h 29 m
Average duration
3 h 39 m
Trains per day
6
Distance
178 km
The best way to find a cheap train ticket from Cardiff to Milton Keynes is to book your journey as far in advance as possible and to avoid traveling at rush hour.
The average ticket from Cardiff to Milton Keynes will cost around $97 if you buy it on the day, but the cheapest tickets can be found for only $64.
It's difficult to get from Cardiff to Milton Keynes without transferring at least 2 times.
G15042+
Y80843+
Tube from London Paddington to London Euston
G15041+
W70316+
Tube from London Paddington to Harrow & Wealdstone
G39597+
G00854+
Y80847 · C17837
Y80847+
G00854+
G39597
Y80847+
G15041+
G00854
G15042+
Y80843+
Tube from London Paddington to London Euston
G00854+
Y80847 · C17837+
G15041
G39597+
G00854+
Y80847 · C17837
Y80847+
G15041+
G00854
Y80847+
G00854+
G39597Omio recommends booking the train as it is the most popular option from Cardiff to Milton Keynes among Omio's users. If you are prioritising price take the bus with prices starting from $20. For those with little time consider booking a train which can get you there in 3h 10m. The ticket price range depends on the travel mode: a bus costs an average of $20, and a train costs an average of $40.
Distance: 110 miles (178 km)
Most popular Train | Bus | Driving |
|---|---|---|
$96 Average price | $27 Average price Cheapest | $49 Average price (fuel + tolls) |
3h 40m Average total duration Fastest 3h 10m Onboard + 30m Additional time* | 7h 31m Average total duration 7h 1m Onboard + 30m Additional time* | 3h 7m Average total duration (door-to-door) |
Direct Options | Direct Options | Direct Options |
This is compared to other travel options from Cardiff to Milton Keynes:
A bus is $69 (€56) less than a train for this route with tickets for a train from Cardiff to Milton Keynes costing on average $96 (€78).
Other travel options to Milton Keynes take longer:
Bus takes on average 7h 1m.
Tickets start at around $96 (€78) compared to roughly $49 (€40) in fuel and tolls — a saving of about $-46.91 (€-38.15). The journey takes 3h 10m versus 3h 7m by car, so you'll arrive a bit later, but you can work, read, or sleep along the way rather than spending the time behind the wheel. You'll also save the hassle of parking at the other end.
Driving is worth it if you're on a tight schedule, travelling as a group, or want to stop somewhere en route.
The table below shows live departures for Cardiff to Milton Keynes trains for tomorrow, Thursday, August 6. You can also manually refresh the results below to see updated train journeys.
| Provider | Departs | Duration | Arrives | Transfers | Tickets |
|---|---|---|---|---|---|
G39597+ G00854+ Y80847 · C17837 | 8:10 AM Cardiff Central (CDF) | 3h38 | 11:48 AM Milton Keynes Central (MKC) | 3 transfers | |
G00854+ Y80847+ G39597 | 8:10 AM Cardiff Central (CDF) | 3h54 | 12:04 PM Milton Keynes Central (MKC) | 2 transfers | |
G15041+ G00854+ Y80847 | 8:18 AM Cardiff Central (CDF) | 3h46 | 12:04 PM Milton Keynes Central (MKC) | 2 transfers | |
G15041+ Tube from London Paddington to Harrow & Wealdstone+ W70316 | 8:18 AM Cardiff Central (CDF) | 3h57 | 12:15 PM Milton Keynes Central (MKC) | 2 transfers | |
G15041+ G00854+ Y80847 · C17837 | 8:18 AM Cardiff Central (CDF) | 3h30 | 11:48 AM Milton Keynes Central (MKC) | 3 transfers | |
G15042+ Y80843+ Tube from London Paddington to London Euston | 8:38 AM Cardiff Central (CDF) | 3h29 | 12:07 PM Milton Keynes Central (MKC) | 2 transfers | |
This is the last train of the day. | |||||
Find all the dates and times for this journey
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.
Trains from Cardiff to Milton Keynes run on average 6 times per day, taking around 3h 10m. Cheap train tickets for this journey start at $40 (€33) but you can travel from only $20 (€17) by bus.
The earliest train runs at 03:30, the last at 21:30. The fastest train covers the 110 miles (178 km) distance in 3h 14m.
Distance 110 miles (178 km) |
Average train duration 3h 10m |
Cheapest ticket price $40 (€33) |
Trains per day 6 |
Fastest train 3h 14m |
First train 3:30 AM |
Last train 9:30 PM |
Cheapest Month Nov |
Cheapest Day Sat |
High Season Jul - Sep |
Low Season Oct - Dec |
Busiest Day Wed |
Least Busy Day Sat |
Best time to book 21 days |
Discover the best of Milton Keynes — top attractions, local food, transport tips, budget advice, and currency essentials. Plan your perfect Milton Keynes trip today.
World-famous codebreaking museum at Bletchley Park, where Second World War intelligence work changed history and computing forever.
Modern museum on computer history with working machines, interactive displays, and strong links to Britain’s digital innovation story.
Hands-on museum telling Milton Keynes’ story from ancient settlement to new town development through archaeology and social history.
Flagship city centre park with sculptures, formal spaces, and broad views, ideal for walking and experiencing Milton Keynes’ planned landscape.
Lakeside park and watersports area with redways, birdlife, and open views, one of the city’s best outdoor recreation spots.
Historic market town high street with pubs, independent shops, and coaching-era character, popular for strolling and local atmosphere.
A Bedfordshire specialty from the county next to Milton Keynes: suet pastry filled with chopped meat, onion and stock, traditionally steamed in a basin.
A historic Buckinghamshire and Bedfordshire dish of beef steak slowly braised with onions and herbs. It reflects the region's hearty farmhouse cooking.
A soft white cheese historically made in Buckinghamshire and nearby counties. Mild and creamy, it is a classic local dairy product with deep regional roots.
Refined modern British restaurant with tasting menus and polished service. A strong choice for fine dining in Milton Keynes.
Popular canal-side pub known for cask ales, British classics and relaxed waterside views in nearby Stoke Bruerne.
Lively independent pizzeria and bar in Stony Stratford, praised for Neapolitan-style pizzas, cocktails and a casual social atmosphere.
Moderate for the UK: hotels and dining are mid-range, local buses are reasonable, and central London day trips can raise daily costs.
Restaurants may add a 10-12.5% service charge; if not, tip about 10% for good service. Taxis often round up. Tipping in cafes is optional.
Official public transport app
Milton Keynes Central -> The Point, Central Milton Keynes
Find answers to the most common questions about traveling from Cardiff to Milton Keynes by train. 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 train, the cheapest option, or tips for making the most of your visit at Milton Keynes, this guide helps you travel smarter and with confidence.

Most Cardiff to Milton Keynes trains use the Cardiff Central to Milton Keynes Central station pair. Use this guide to compare Cardiff and Milton Keynes train stations on this route, check city-centre transport, alongside checking practicalities like train station facilities and services.
Cardiff Central has practical services for this route, including Wifi, Shopping, Parking, Dining, ATM, Taxis, Accessibility, WC, Hotel, Lounge, Lost and Found Office, Ticket Office, Bike Parking, Bike Rental, and Car Rental.
Food options include: Gourmet Coffee Bar & Kitchen, Pret a Manger, Tesco Express
Free Wi-Fi in the station. ATMs are located outside of the main entrance.
The ticket office is open Mon - Fri: 05:40 - 21:30, Sat: 05:40 - 21:30, Sun: 07:30 - 21:30.
Lost and found is available at the station.
Available at Cardiff Central: Parking, Taxis, WC.
Available at Cardiff Central: Bike Parking, Bike Rental, Car Rental.
Accessibility facilities are available at Cardiff Central: There is step-free access in the whole station. There are also ramps for train access and elevators in the station.
Nearby hotels include Clayton Hotel Cardiff, Cardiff Marriott Hotel, Travelodge Cardiff Central.
Heath High Level is 4 km from Cardiff city centre. Public transport options include:
Heath High Level has practical services for this route, including Parking, Dining, Accessibility, Lost and Found Office, Bike Parking, and Bike Rental.
Food and drink options are available at Heath High Level.
Lost and found is available at the station.
Available at Heath High Level: Parking.
Available at Heath High Level: Bike Parking, Bike Rental.
Accessibility facilities are available at Heath High Level: Staff help available: Yes, Step free access coverage: No, Step free access note: Category B3. The station is not suitable for wheelchair or powered mobility scooter users. Platform 1 (to Rhymney) has a long, steep access ramp. Platform 2 (to Cardiff) is only accessible via 41 steps. Customers travelling from the Rhymney Valley are advised to alight at Cardiff Queen Street and return to Heath Low Level, Accessible ticket machines: There are accessible ticket machines at this station, Accessible ticket machines note: The ticket machine(s) do not accept cash. Payment is by major debit and credit cards only, Ramp for train access: Yes, Wheelchairs available: No, Impaired mobility set down / pick up points available: No.
Cardiff Queen Street has practical services for this route, including Parking, Dining, Taxis, Accessibility, WC, Hotel, Lost and Found Office, Ticket Office, Bike Parking, Bike Rental, and Information Desk.
Food and drink options are available at Cardiff Queen Street.
Ticket office support is available at Cardiff Queen Street. Information desks are information available from staff: Yes - from ticket office, Helpline Contact: 03333 211202, Passenger Information Systems: Departure screens, Announcements, Arrival screens.
Lost and found is available at the station.
Available at Cardiff Queen Street: Parking, Taxis, WC.
Available at Cardiff Queen Street: Bike Parking, Bike Rental.
Accessibility facilities are available at Cardiff Queen Street: Staff help available: Yes, Step free access coverage: Yes, Accessible ticket machines: There are accessible ticket machines at this station, Accessible ticket machines note: The ticket machines are near the main entrance and take cash and major debit and credit cards, Accessible toilets: Yes, Ramp for train access: Yes, Wheelchairs available: No, Impaired mobility set down / pick up points available: No.
Nearby hotels include Travelodge.
Milton Keynes Central is 1 km from Milton Keynes city centre. Public transport options include:
Milton Keynes Central has practical services for this route, including Shopping, Parking, Dining, ATM, Accessibility, WC, Ticket Office, Bike Parking, Bike Rental, Car Rental, and Information Desk.
Food and drink options are available at Milton Keynes Central.
ATMs are available at Milton Keynes Central.
Ticket office support is available at Milton Keynes Central. Information desks are information available from staff: Yes - from help point,Yes - from ticket office, Helpline Contact: 0800 0248 997, Passenger Information Systems: Departure screens, Announcements, Arrival screens.
Available at Milton Keynes Central: Parking, WC.
Available at Milton Keynes Central: Bike Parking, Bike Rental, Car Rental.
Accessibility facilities are available at Milton Keynes Central: Staff help available: Yes, Step free access coverage: Yes, Accessible car park equipment: Wheelchair users may require assistance using car park equipment at this station, Accessible public telephones: Public telephones are accessible - situated on the concourse and at the front of the station outside the main entrance, Accessible taxis: Accessible taxis are available, Accessible ticket machines: There are accessible ticket machines at this station, Accessible toilets: Yes, Ramp for train access: Yes, Wheelchairs available: Yes, Impaired mobility set down / pick up points available: Yes.
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