Trains from Heathrow Terminal 5 to Portsmouth Harbour from $18.69*

Trains from Heathrow Terminal 5 to Portsmouth Harbour from $18.69*

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Heathrow Terminal 5 to Portsmouth Harbour Train prices and times

Looking to travel from Heathrow Terminal 5 to Portsmouth Harbour? You can buy train tickets with Trip.com for as low as $18.69, with average prices for this route around $42.41.

To get the best deals, we recommend buying in advance and researching alternatives such as split tickets.

  • Fri, Oct 11
  • Sat, Oct 12
    From $18.69
  • Sun, Oct 13
    From $18.69
  • Mon, Oct 14
    From $18.69
  • Tue, Oct 15
    From $18.69
  • Wed, Oct 16
    From $18.69
  • Thu, Oct 17
    From $18.69
DepartureArrivalDurationOperator
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17:40
Heathrow T5 Bus
20:09
Portsmouth Harbour
2h 29m, Changes requiredSouth Western Railway
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18:10
Heathrow T5 Bus
20:35
Portsmouth Harbour
2h 25m, Changes requiredSouth Western Railway
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19:10
Heathrow T5 Bus
21:08
Portsmouth Harbour
1h 58m, Changes requiredSouth Western Railway
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19:41
Heathrow T5 Bus
21:48
Portsmouth Harbour
2h 7m, Changes requiredSouth Western Railway
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20:16
Heathrow T5 Bus
22:08
Portsmouth Harbour
1h 52m, Changes requiredSouth Western Railway
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20:45
Heathrow T5 Bus
22:51
Paris
2h 6m, Changes requiredSouth Western Railway
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Heathrow Terminal 5 to Portsmouth Harbour Train Route Details

The Heathrow Terminal 5 to Portsmouth Harbour train ticket is from $18.69. The average travel time is 1h 52m, covering a distance of approximately 86 mile. There are usually 33 daily trains provided by South Western Railway. To plan your train journey in advance, please refer to our train route table below.

First train
First train
00:05
Last train
Last train
23:25
Departure station
Departure station
Arrival station
Arrival station
Journey time
Journey time
1h 52m
Distance
Distance
86 mile
Price
Price
$18.69*
Train operators
Train operators
South Western Railway

Heathrow Terminal 5 to Portsmouth Harbour Train Travel Guide

Heathrow Terminal 5 to Portsmouth Harbour Train Travel Guide

Arriving in Portsmouth Harbour

Every day, up to 33 train depart from Heathrow Terminal 5 and arrive in Portsmouth Harbour, with the shortest journey taking 1h 52m minutes.

Book cheap train tickets from Heathrow Terminal 5 to Portsmouth Harbour

It doesn’t need to be difficult to find cheap train tickets from Heathrow Terminal 5 to Portsmouth Harbour. If you know where to look and how to take advantage of available discounts and travel options, then saving money with Trip.com becomes second nature. Here are some of our top tips to help you save money on your train travel.

Split Tickets to save an average extra 30%

How can you make your journey from Heathrow Terminal 5 to Portsmouth Harbour cheaper? One option to consider is splitting your tickets, which can save you around an extra 30% on fares. Instead of purchasing a direct ticket from A to B, you can split the route into two sections: A to C and C to B. This often turns out to be more affordable than buying a direct ticket.

Book in advance to save an average of 61%

One of the most effective ways to get cheap train tickets is to book in advance. Advance Tickets are usually released up to 12 weeks before the travel date and can be significantly cheaper than purchasing tickets closer to the departure date. By planning your trip from Heathrow Terminal 5 to Portsmouth Harbour ahead of time and securing your tickets early, you can save up to 61% on the cost of your travel.

Travel in a group to save 1/3

If you are traveling in a group of three to nine people, you can take advantage of group travel discounts. Many train companies offer GroupSave options that provide a discount of up to 1/3 on off-peak fares. This can make traveling from Heathrow Terminal 5 to Portsmouth Harbour more affordable for families, friends, or colleagues planning a trip together.

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*Prices are dynamic and subject to change. Ticket prices vary based on time of day, route, and class. Prices shown do not include split ticket and Railcard discounts.