How much does a train ticket cost from Portsmouth to Southampton?

The cheapest train tickets from Portsmouth to Southampton start from £11. The average price for this train route is around £16. Busbud recommends booking your tickets in advance for the best chance of getting the lowest possible price.

How long is the train journey from Portsmouth to Southampton?

The average train journey time from Portsmouth to Southampton is 47m, covering a distance of 16 miles. The fastest train gets you there in 30m and is operated by South Western Railway .

Which train operators serve the Portsmouth to Southampton route?

Several major train operators run on this route with 20 trains available per day, including services from South Western Railway , Great Western Railway , Southern .

What are the earliest and latest departure times for the train from Portsmouth to Southampton?

The earliest train from Portsmouth to Southampton departs at 07:03. And the latest train departs at 22:46.

Which is the best train operator from Portsmouth to Southampton?

According to Busbud customers, the highest-rated train operator on this route is South Western Railway , with an average rating of 4.2 out of 5 stars based on 25 reviews.

Which train operator has the best Wi-Fi from Portsmouth to Southampton?

According to reviews on Busbud, the train operator Southern has the highest Wi-Fi rating with a score of 5.0.

Which train operator has the most punctual service from Portsmouth to Southampton?

According to Busbud traveller reviews, the most punctual train operator on this route is Southern , with a punctuality rating of 5.0 out of 5 stars.

Which train operator has the cleanest trains from Portsmouth to Southampton?

According to Busbud traveller reviews, the train operator with the cleanest trains on this route is Southern , with a cleanliness rating of 5.0 out of 5 stars.

Train Portsmouth to Southampton from £11

Next train departures

Next departures from Portsmouth to Southampton on 28 November
Vehicle type	Departure time	Departure location	Trip duration	Arrival time	Arrival location	Recommended
Train	07:46	Portsmouth and Southsea	31m	08:17	Swanwick	CheapestFastest
Train	07:24	Portsmouth and Southsea	42m	08:06	Southampton Central	No tags
Train	07:29	Portsmouth and Southsea	55m	08:24	Southampton Airport Parkway	No tags
Train	07:29	Portsmouth and Southsea	55m	08:24	Southampton Airport Parkway	No tags
Train	08:27	Portsmouth and Southsea	40m	09:07	Southampton Central	No tags

Next departures from Portsmouth to Southampton on 29 November
Vehicle type	Departure time	Departure location	Trip duration	Arrival time	Arrival location	Recommended
Train	07:46	Portsmouth and Southsea	31m	08:17	Swanwick	CheapestFastest
Train	07:27	Portsmouth and Southsea	41m	08:08	Southampton Central	No tags
Train	07:46	Portsmouth and Southsea	1h	08:46	Southampton Central	No tags
Train	08:32	Portsmouth and Southsea	59m	09:31	Southampton Central	No tags
Train	07:46	Portsmouth and Southsea	1h	08:46	Southampton Central	No tags

Next departures from Portsmouth to Southampton on 30 November
Vehicle type	Departure time	Departure location	Trip duration	Arrival time	Arrival location	Recommended
Train	07:42	Portsmouth and Southsea	30m	08:12	Swanwick	CheapestFastest
Train	07:22	Portsmouth and Southsea	1h 2m	08:24	Southampton Airport Parkway	No tags
Train	07:52	Portsmouth and Southsea	58m	08:50	Southampton Central	No tags
Train	09:14	Portsmouth and Southsea	41m	09:55	Southampton Central	No tags
Train	07:22	Portsmouth and Southsea	1h 2m	08:24	Southampton Airport Parkway	No tags

Next departures from Portsmouth to Southampton on 1 December
Vehicle type	Departure time	Departure location	Trip duration	Arrival time	Arrival location	Recommended
Train	07:46	Portsmouth and Southsea	31m	08:17	Swanwick	CheapestFastest
Train	07:24	Portsmouth and Southsea	42m	08:06	Southampton Central	No tags
Train	07:29	Portsmouth and Southsea	55m	08:24	Southampton Airport Parkway	No tags
Train	07:29	Portsmouth and Southsea	55m	08:24	Southampton Airport Parkway	No tags
Train	08:27	Portsmouth and Southsea	40m	09:07	Southampton Central	No tags

Next departures from Portsmouth to Southampton on 2 December
Vehicle type	Departure time	Departure location	Trip duration	Arrival time	Arrival location	Recommended
Train	07:46	Portsmouth and Southsea	31m	08:17	Swanwick	Cheapest
Train	07:46	Portsmouth and Southsea	31m	08:17	Swanwick	Fastest
Train	07:24	Portsmouth and Southsea	42m	08:06	Southampton Central	No tags
Train	07:29	Portsmouth and Southsea	55m	08:24	Southampton Airport Parkway	No tags
Train	07:29	Portsmouth and Southsea	55m	08:24	Southampton Airport Parkway	No tags

Next departures from Portsmouth to Southampton on 3 December
Vehicle type	Departure time	Departure location	Trip duration	Arrival time	Arrival location	Recommended
Train	07:46	Portsmouth and Southsea	31m	08:17	Swanwick	CheapestFastest
Train	07:24	Portsmouth and Southsea	42m	08:06	Southampton Central	No tags
Train	07:29	Portsmouth and Southsea	55m	08:24	Southampton Airport Parkway	No tags
Train	07:29	Portsmouth and Southsea	55m	08:24	Southampton Airport Parkway	No tags
Train	08:27	Portsmouth and Southsea	40m	09:07	Southampton Central	No tags

Next departures from Portsmouth to Southampton on 4 December
Vehicle type	Departure time	Departure location	Trip duration	Arrival time	Arrival location	Recommended
Train	07:46	Portsmouth and Southsea	31m	08:17	Swanwick	Cheapest
Train	07:46	Portsmouth and Southsea	31m	08:17	Swanwick	Fastest
Train	07:24	Portsmouth and Southsea	42m	08:06	Southampton Central	No tags
Train	07:29	Portsmouth and Southsea	55m	08:24	Southampton Airport Parkway	No tags
Train	07:29	Portsmouth and Southsea	55m	08:24	Southampton Airport Parkway	No tags

Last refresh of the prices: Last Monday at 17:01 GMT.

Compare 3 ways to travel from Portsmouth to Southampton

We recommend taking the bus

Among the sustainable travel choices, the bus stands out as a good way to reach Southampton. The journey takes about 55 minutes and with fares starting at just £6, it presents an excellent value for a comfortable ride.

5bus per day

55mAverage duration

16 milesDistance

1kgCO₂ emissions

	Average price	Average duration	CO₂ emissions
Bus	Average price£6 - £8	Average duration55m	CO₂ emissions 1kg CO₂e
Train	Average price£11 - £28	Average duration47m	CO₂ emissions 1kg CO₂e
Carpool	Average price£3 - £3	Average duration30m	CO₂ emissions 1kg CO₂e

Train Companies

South Western Railway

4/525 reviews

Staff4.5

Timeliness4.1

Cleanliness4.5

WiFi3.4

Great Western Railway

4/542 reviews

Staff5

Timeliness4.7

Cleanliness4.7

WiFi4

Southern

4/534 reviews

Staff5

Timeliness5

Cleanliness5

WiFi5

GB train companies: Amtrak, Trenitalia, Renfe, VIA Rail Canada, RegioJet, FlixTrain, CrossCountry

Frequently asked questions about travelling from Portsmouth to Southampton by train

Please note that timetables, routes, or operator details shown here may be updated or vary at the time of your journey.

How much does a train ticket cost from Portsmouth to Southampton?
The cheapest train tickets from Portsmouth to Southampton start from £11. The average price for this train route is around £16. Busbud recommends booking your tickets in advance for the best chance of getting the lowest possible price.
How long is the train journey from Portsmouth to Southampton?
The average train journey time from Portsmouth to Southampton is 47m, covering a distance of 16 miles. The fastest train gets you there in 30m and is operated by South Western Railway.
Which train operators serve the Portsmouth to Southampton route?
Several major train operators run on this route with 20 trains available per day, including services from South Western Railway, Great Western Railway, Southern.
What are the earliest and latest departure times for the train from Portsmouth to Southampton?
The earliest train from Portsmouth to Southampton departs at 07:03. And the latest train departs at 22:46.
Which is the best train operator from Portsmouth to Southampton?
According to Busbud customers, the highest-rated train operator on this route is South Western Railway, with an average rating of 4.2 out of 5 stars based on 25 reviews.
Which train operator has the best Wi-Fi from Portsmouth to Southampton?
According to reviews on Busbud, the train operator Southern has the highest Wi-Fi rating with a score of 5.0.
Which train operator has the most punctual service from Portsmouth to Southampton?
According to Busbud traveller reviews, the most punctual train operator on this route is Southern, with a punctuality rating of 5.0 out of 5 stars.
Which train operator has the cleanest trains from Portsmouth to Southampton?
According to Busbud traveller reviews, the train operator with the cleanest trains on this route is Southern, with a cleanliness rating of 5.0 out of 5 stars.

Find cheapest prices for trains

Price is for a one-way ticket for one passenger and based on past searches.

Best price found

26/11

£11

27/11

£11

Today

£11

29/11

£11

30/11

£11

01/12

£11

02/12

£11

03/12

£11

The cheapest trip from Portsmouth to Southampton was searched and found on 26 Nov 2025 with a price of £11

To save money and be sure you have the best seat, it's a good idea to buy your train tickets from Portsmouth to Southampton as early as possible.

You can expect to pay from £11 to £26 for a train ticket from Portsmouth to Southampton based on the last 2 days. You can expect to find the cheapest price for the trip at £11, which is on 2025-11-29.