Find Trains
When to book
Tips
FAQs
Deals

Find train tickets from Portsmouth to London

SOU — LON
3 Dec — 10 Dec1
1 adult
Wed 3/12
Wed 10/12

Good to know

Cheapest day to travel

Wednesday

Most expensive day to travel

Friday

Average price (round-trip)

£78

Average price (one-way)

£41
Train tickets from Portsmouth to London are on average 1% less expensive on Wednesdays
Train tickets from Portsmouth to London are on average 1% more expensive on Fridays
(avg. price over the last 2 weeks)
(avg. price over the last 2 weeks)

Top tips for finding Portsmouth to London train tickets

  • 25% of our users found round-trip train tickets from Portsmouth to London for £78 or less.
  • You will generally catch the best train deals if you travel in the afternoon.

FAQs when traveling from Portsmouth to London by train

  • How long is a train journey to London from Portsmouth?

    The train journey from Portsmouth to London takes 0h 17m on average and covers a distance of 62 miles.

  • What train companies travel from Portsmouth to London?

    AccesRail is the only train operator serving this route.

  • How much does a train ticket from Portsmouth to London cost?

    The average price of a round-trip train ticket from Portsmouth to London is £291. In the last 3 days, the lowest price found by KAYAK users was £94.

Book AccesRail tickets from Portsmouth to London (return)

6/11Thu
directAccesRail
1h 30mSTN-LHR
12/11Wed
directAccesRail
1h 20mLHR-STN
£71
7/11Fri
directAccesRail
1h 30mSTN-LHR
12/11Wed
directAccesRail
1h 20mLHR-STN
£71
25/11Tue
directAccesRail
1h 20mLHR-STN
4/12Thu
directAccesRail
1h 30mSTN-LHR
£75
30/12Tue
directAccesRail
1h 20mLHR-STN
4/1Sun
directAccesRail
1h 30mSTN-LHR
£77
6/7Mon
directAccesRail
1h 20mLHR-STN
31/8Mon
directAccesRail
1h 30mSTN-LHR
£78
6/7Mon
directAccesRail
1h 20mLHR-STN
30/8Sun
directAccesRail
1h 30mSTN-LHR
£78
27/11Thu
directAccesRail
1h 30mSTN-LHR
2/12Tue
directAccesRail
1h 20mLHR-STN
£79
3/12Wed
directAccesRail
1h 20mLHR-STN
8/1Thu
directAccesRail
1h 30mSTN-LHR
£79
15/12Mon
directAccesRail
1h 50mSTN-LHR
15/12Mon
directAccesRail
1h 20mLHR-STN
£79
15/12Mon
directAccesRail
1h 20mLHR-STN
3/1Sat
directAccesRail
1h 30mSTN-LHR
£79
22/11Sat
directAccesRail
1h 20mLHR-STN
2/12Tue
directAccesRail
1h 30mSTN-LHR
£79
22/11Sat
directAccesRail
1h 20mLHR-STN
3/12Wed
directAccesRail
1h 50mSTN-LHR
£79
27/11Thu
directAccesRail
1h 20mLHR-STN
4/12Thu
directAccesRail
1h 50mSTN-LHR
£79
22/5Fri
directAccesRail
1h 30mSTN-LHR
3/6Wed
directAccesRail
1h 20mLHR-STN
£79
22/12Mon
directAccesRail
1h 20mLHR-STN
6/1Tue
directAccesRail
1h 30mSTN-LHR
£79
20/1Tue
directAccesRail
1h 30mSTN-LHR
8/2Sun
directAccesRail
1h 20mLHR-STN
£79
27/11Thu
directAccesRail
1h 20mLHR-STN
3/12Wed
directAccesRail
1h 30mSTN-LHR
£79
2/3Mon
directAccesRail
1h 30mSTN-LHR
18/3Wed
directAccesRail
1h 45mLHR-STN
£79
13/1Tue
directAccesRail
1h 20mLHR-STN
8/3Sun
directAccesRail
1h 30mSTN-LHR
£79
25/11Tue
directAccesRail
1h 30mSTN-LHR
5/5Tue
directAccesRail
1h 20mLHR-STN
£79

Search by stops

Search by train company

Book AccesRail tickets from Portsmouth to London (one-way)

7/7Tue
directAccesRail
1h 20mLHR-STN
£39
7/7Tue
directAccesRail
1h 30mSTN-LHR
£39
6/7Mon
directAccesRail
1h 30mSTN-LHR
£39
22/12Mon
directAccesRail
1h 20mLHR-STN
£40
7/11Fri
directAccesRail
1h 30mSTN-LHR
£40
29/11Sat
directAccesRail
1h 20mLHR-STN
£40
8/11Sat
directAccesRail
1h 30mSTN-LHR
£40
22/9Tue
directAccesRail
1h 40mLHR-STN
£40
21/9Mon
directAccesRail
1h 00mLHR-LTN
£40
7/11Fri
directAccesRail
0h 55mLTN-LHR
£40
29/11Sat
directAccesRail
0h 50mLHR-LTN
£40
6/7Mon
directAccesRail
1h 00mLHR-LTN
£40
21/12Sun
directAccesRail
1h 00mLHR-LTN
£40
22/12Mon
directAccesRail
1h 00mLHR-LTN
£40
7/7Tue
directAccesRail
0h 55mLHR-LTN
£40
22/9Tue
directAccesRail
1h 10mLHR-LTN
£40
28/11Fri
directAccesRail
1h 00mLHR-LTN
£40
8/11Sat
directAccesRail
1h 10mLTN-LHR
£40
7/7Tue
directAccesRail
1h 20mLHR-LGW
£42
6/7Mon
directAccesRail
1h 15mLHR-LGW
£42

Search by stops

Search by train company

More options for your train ride to London

Search London trains on KAYAK. Find cheap train tickets to London from Portsmouth. KAYAK searches hundreds of travel sites to help you find cheap train fares and book the train that suits you best.