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Milton Keynes to Southampton Train

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14/07/2026
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Milton Keynes to Southampton by train

The journey from Milton Keynes to Southampton by train is 83.51 mi and takes 3 hrs 48 mins. There are 117 connections per day, with the first departure at 00:27 and the last at 20:25. It is possible to travel from Milton Keynes to Southampton by train for as little as £17.41 or as much as £86.36. The best price for this journey is £17.41.

Lowest Price £17.41
Journey Duration 3 hrs 48 mins
Connection per Day 117
Lowest Price £17.41
Highest Price £86.36
First Departure 00:27
Last Departure 20:25
Distance 83.51 mi
Departure Milton Keynes
Arrival Southampton
Carriers South Western Railway, London Overground

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Find the best day to travel to Southampton by train

When travelling to Southampton 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 South Western Railway, London Overground and East Midlands Railway from Milton Keynes to Southampton
Compare services on board when travelling from Milton Keynes to Southampton by train.
Facilities South Western Railway London Overground East Midlands Railway Southern Avanti West Coast West Midlands Trains Great Western Railway
quiet_zone Quiet zone check check check check check check check
wifi WiFi check check check check check check check
power_sockets Power sockets check check check check check check check
food_and_drink Food and drink check check check check check check check
luggage Luggage cross check check cross cross check check
accessibility Accessibility cross cross cross cross cross check cross
air_con Air conditioning cross cross cross cross cross check cross
bicycle Bicycle cross cross cross cross cross check cross

Milton Keynes to Southampton CO2 Emissions by Train

Ecology
Train
9.41kg
Bus
10.08kg
Flight
26.88kg
Car
21.5kg
What are the CO2 emissions from Milton Keynes to Southampton by train? The CO2 emissions from taking the train between Milton Keynes and Southampton are 9.41kg.
How much CO2 do I save by taking the train between Milton Keynes and Southampton? By taking the train between Milton Keynes and Southampton you will save 17.47kg CO2 emissions compared to a flight, 0.67kg compared to a bus and 12.09kg compared to a car.

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Frequently Asked Questions

How much is a train ticket from Milton Keynes to Southampton?
A train ticket from Milton Keynes to Southampton is £69.54. 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 £17.41.
What's the cheapest train ticket from Milton Keynes to Southampton?
The cheapest ticket you can get from Milton Keynes to Southampton is £17.41. 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 Milton Keynes and Southampton by train?
Milton Keynes to Southampton is 83.51 mi.
How long does the train between Milton Keynes and Southampton take?
Milton Keynes to Southampton is on average 3 hrs 48 mins. However the fastest option will get you there in 2 hrs 44 mins.
Which companies operate from Milton Keynes to Southampton?
The train journey from Milton Keynes to Southampton is covered by 7 operator(s). On Virail you can find these carriers that provide services on this route: South Western Railway, London Overground, East Midlands Railway, Southern, Avanti West Coast, West Midlands Trains, CrossCountry and Great Western Railway.
How many train connections per day go from Milton Keynes to Southampton?
Milton Keynes to Southampton has 117 connection(s) per day on average.
What time does the first train from Milton Keynes to Southampton leave?
The earliest train from Milton Keynes to Southampton departs at 00:27. 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 Milton Keynes to Southampton depart?
The latest train from Milton Keynes to Southampton departs at 20:25. 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 Milton Keynes to Southampton 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 £17.41 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 Milton Keynes to Southampton by train?
The fastest journey time by train between Milton Keynes and Southampton is 2 hrs 44 mins.
Is there a direct train from Milton Keynes to Southampton?
Yes, there is a direct train between Milton Keynes and Southampton.
What are the CO2 emissions for Milton Keynes to Southampton by train?
The train journey from Milton Keynes to Southampton creates 9.41kg of CO2 emissions.

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