All Great Journeys Start With A Map 🌎 Try DOTS for free

Cardiff to Milton Keynes Train

the dotted world map
12/11/2025
+ Add return
Stay with Booking.com

Download our App for free

Find the cheapest ticket for your trip

Secure your ticket today and get the best deals!

Today More
Tomorrow More
2 days More
3 days More

Cardiff to Milton Keynes by train

The journey from Cardiff to Milton Keynes by train is 110.81 mi and takes 3 hrs 46 mins. There are 142 connections per day, with the first departure at 05:07 and the last at 19:18. It is possible to travel from Cardiff to Milton Keynes by train for as little as £44.30 or as much as £178.86. The best price for this journey is £44.30.

Lowest Price £44.30
Journey Duration 3 hrs 46 mins
Connection per Day 142
Lowest Price £44.30
Highest Price £178.86
First Departure 05:07
Last Departure 19:18
Distance 110.81 mi
Departure Cardiff
Arrival Milton Keynes
Carriers Great Western Railway, East Midlands Railway

Be the first to have an
AI Travel Companion

Best time to book cheap train tickets from Cardiff to Milton Keynes

The cheapest Cardiff - Milton Keynes train tickets can be found for as low as £30.48 if you’re lucky, or £34.04 on average. The most expensive ticket can cost as much as £36.88.

Find the best day to travel to Milton Keynes by train

When travelling to Milton Keynes by train, if you want to avoid crowds you can check how frequently our customers are travelling in the next 30-days using the graph below. On average, the peak hours to travel are between 6:30am and 9am in the morning, or between 4pm and 7pm in the evening. Please keep this in mind when travelling to your point of departure as you may need some extra time to arrive, particularly in big cities!

Services on board Great Western Railway, East Midlands Railway and West Midlands Railway from Cardiff to Milton Keynes
Compare services on board when travelling from Cardiff to Milton Keynes by train.
Facilities Great Western Railway East Midlands Railway West Midlands Railway Avanti West Coast
quiet_zone Quiet zone check check check check
wifi WiFi check check check check
power_sockets Power sockets check check check check
luggage Luggage check check check cross
food_and_drink Food and drink check check check check

Cardiff to Milton Keynes CO2 Emissions by Train

Ecology
Train
12.48kg
Bus
13.38kg
Flight
35.67kg
Car
28.53kg
What are the CO2 emissions from Cardiff to Milton Keynes by train? The CO2 emissions from taking the train between Cardiff and Milton Keynes are 12.48kg.
How much CO2 do I save by taking the train between Cardiff and Milton Keynes? By taking the train between Cardiff and Milton Keynes you will save 23.19kg CO2 emissions compared to a flight, 0.9kg compared to a bus and 16.05kg compared to a car.

Anything we can improve?

Frequently Asked Questions

How much is a train ticket from Cardiff to Milton Keynes?
A train ticket from Cardiff to Milton Keynes is £116.80. However the price varies depending on how early you buy, and if it's peak time to travel. Occasionally you can find them for as cheap as £44.30.
What's the cheapest train ticket from Cardiff to Milton Keynes?
The cheapest ticket you can get from Cardiff to Milton Keynes is £44.30. We recommend booking as early as possible and off-peak hours to get the cheapest ticket possible. Off-peak times are usually from 09:30 to 16:00, and after 19:00.
What's the distance between Cardiff and Milton Keynes by train?
Cardiff to Milton Keynes is 110.81 mi.
How long does the train between Cardiff and Milton Keynes take?
Cardiff to Milton Keynes is on average 3 hrs 46 mins. However the fastest option will get you there in 3 hrs 8 mins.
Which companies operate from Cardiff to Milton Keynes?
The train journey from Cardiff to Milton Keynes is covered by 4 operator(s). On Virail you can find these carriers that provide services on this route: Great Western Railway, East Midlands Railway, CrossCountry, West Midlands Railway and Avanti West Coast.
How many train connections per day go from Cardiff to Milton Keynes?
Cardiff to Milton Keynes has 142 connection(s) per day on average.
What time does the first train from Cardiff to Milton Keynes leave?
The earliest train from Cardiff to Milton Keynes departs at 05:07. However be sure to check with us the schedule on the day you want to leave as the time may differ.
What time does the last train from Cardiff to Milton Keynes depart?
The latest train from Cardiff to Milton Keynes departs at 19:18. However be sure to check with us the schedule on the day you want to leave as the time may differ.
Should I book my ticket from Cardiff to Milton Keynes in advance?
If you can, we recommend booking your ticket as early as possible to ensure you get better savings. The cheapest train ticket we have found is £44.30 but this may be subject to change depending on the day of travel, hour you wish to depart and how far in advance you book.
What's the fastest journey time between Cardiff to Milton Keynes by train?
The fastest journey time by train between Cardiff and Milton Keynes is 3 hrs 8 mins.
Is there a direct train from Cardiff to Milton Keynes?
Yes, there is a direct train between Cardiff and Milton Keynes.
What are the CO2 emissions for Cardiff to Milton Keynes by train?
The train journey from Cardiff to Milton Keynes creates 12.48kg of CO2 emissions.

Go local from Cardiff

Trending routes

Weekend getaways from Cardiff

International routes from Cardiff and nearby areas

Other destinations from Cardiff

Main routes to Milton Keynes

Related routes

Other popular routes