The cheapest and fastest trains from London Kings Cross (KGX) to Portsmouth Harbour (PMH)
Cheapest price
$45
Average price
$45
Fastest journey
2 h 50 m
Average duration
2 h 50 m
Trains per day
1
Distance
107 km
The best way to find a cheap train ticket from London Kings Cross (KGX) to Portsmouth Harbour (PMH) is to book your journey as far in advance as possible and to avoid traveling at rush hour.
The average ticket from London Kings Cross (KGX) to Portsmouth Harbour (PMH) will cost around $45 if you buy it on the day, but the cheapest tickets can be found for only $45.
Of the 1 trains that leave London Kings Cross (KGX) for Portsmouth Harbour (PMH) on Fri, Nov 07, 1 travel direct so it’s quite easy to avoid journeys where you’ll have to change along the way.
On Fri, Nov 07 the direct trains cover the 107 km distance in an average of 2 h 50 m but if you time it right, some trains will get you there in just 2 h 50 m .
On Fri, Nov 07 the slowest trains will take 2 h 50 m and usually involve a change or two along the way, but you might be able to save a few pennies if you’re on a budget.


Travel Information
Compare bus and train for London Kings Cross (KGX) to Portsmouth Harbour (PMH)
Omio recommends booking the train as it is the most popular option from London Kings Cross (KGX) to Portsmouth Harbour (PMH) among Omio's users. If you are prioritising price take the bus with prices starting from €6. For those with little time consider booking a train which can get you there in 2h 11m. The ticket price range depends on the travel mode: a bus costs an average of €6, and a train costs an average of €15.
Distance: 66 miles (107 km)
Compare train with
Most popular Train | Bus |
|---|---|
€29 Average price | €13 Average price Cheapest |
2h 41m Average total duration Fastest 2h 11m Onboard + 30m Additional time* | 3h 3m Average total duration 2h 33m Onboard + 30m Additional time* |
Direct Options | Direct Options |
Live departures
London Kings Cross (KGX) to Portsmouth Harbour (PMH) train times
The table below shows live departures for London Kings Cross (KGX) to Portsmouth Harbour (PMH) trains for tomorrow, Friday, November 7. You can also manually refresh the results below to see updated train journeys.
| Provider | Departs | Duration | Arrives | Transfers | Tickets |
|---|---|---|---|---|---|
![]() | 8:12 AM London Kings Cross (KGX) | 2h50 | 11:02 AM Portsmouth Harbour (PMH) | 0 transfersDirect | |
This is the last train of the day. | |||||
Find all the dates and times for this journey
Compare prices and tickets London Kings Cross (KGX) to Portsmouth Harbour (PMH) by bus or train
Compare bus and train prices over the next three weeks. See the best deals at a glance, find the lowest fares, and choose the option that fits your budget.
Nov 07
Nov 08
Nov 09
Nov 10
Nov 11
Nov 12
Nov 13
Journey information
Overview: Train from London Kings Cross (KGX) to Portsmouth Harbour (PMH)
Distance 66 miles (107 km) |
Average train duration 2h 11m |
Cheapest ticket price $19 (€15) |
Trains per day 9 |
Fastest train 2h 10m |
First train 07:18 |
Last train 17:52 |
Key Takeaways
Train Ticket Prices
- Budget Options: Train tickets from London Kings Cross (KGX) to Portsmouth Harbour (PMH) start from as low as $19 (€15) if booked well in advance.
- Standard Fares: Typically, trains cost $36 (€29) depending on the train type and class.
Train companies: South Western Railway from London Kings Cross (KGX) to Portsmouth Harbour (PMH) trainsSouth Western Railway trains will get you between London Kings Cross (KGX) and Portsmouth Harbour (PMH) from $7 (€6). With over 1000 travel companies on Omio, you can find the best train times and tickets for your trip.
South Western Railway
FAQs: Trains from London Kings Cross (KGX) to Portsmouth Harbour (PMH)
Find answers to the most common questions about traveling from London Kings Cross (KGX) to Portsmouth Harbour (PMH) by train. From journey times and ticket prices to direct connections, first and last departures, and even whether the route is scenic, our FAQs cover everything you need to plan your trip. Whether you’re looking for the fastest train, the cheapest option, or tips for making the most of your visit at Portsmouth Harbour (PMH), this guide helps you travel smarter and with confidence.

popular train stations
Popular train stations from London Kings Cross (KGX) to Portsmouth Harbour (PMH)
- Mon - Fri: 05:00 - 01:36
- Sat: 05:00 - 00:36
- Sun: 05:30 - 01:36
- Free, unlimited Wi-Fi in the station.
- Located by the entrance of Platform 9 provided by Excess Baggage Co, open daily from 08:00 until 21:00.
- Type of shops available: Cafes, bars, kiosks, restaurants, delicatessens, confectioners, groceries, food and drink to eat in or take away. clothes, stationery, flowers, photo processing, mobile phones, bureau de change, shoe repairs, key cutting, Pharmacy and prescriptions, optician, fitness, health and beauty services.
- Car Park: Station Car Park
- Caffè Nero
- Starbucks
- The Pasty Shop
- Upper Crust
- Giraffe World Kitchen
- Black Sheep Coffee
- Hotel Chocolat
- Leon
- Pret a Manger
- Wasabi
- & more
- Taxi: The taxi rank is situated on Pancras Road just outside of the station.
- Accessible taxis: Accessible taxis are located at the taxi rank situated on Pancras Road just outside of the station. The taxi rank is located outside the station on Pancras Road. There is a help point at the taxi rank that can be used to request disability assistance. All London Black Cabs can accommodate wheelchair passengers without wheelchair users having to leave their wheelchair.
- There is step-free access in the whole station to all platforms. There are elevators between the concourse and Mezzanine and London Underground ticket hall.
- Toilets Location: The toilets including accessible toilets are located next to platform 9. There also toilets on the Mezzanine Level.
- National key toilets: Yes
- National key toilets location: Accessible toilets are located next to platform 9 and can be operated by a radar key.
- Baby changing facilities: Yes
- Point A Hotel, London Kings Cross St Pancras
- Premier Inn London Kings Cross Hotel
- St. Pancras Renaissance Hotel London
- Mon - Fri: 05:00 - 01:36
- Sat: 05:00 - 00:36
- Sun: 05:30 - 01:36
- Storage sheltered: Yes
- Storage location: Platforms 1, 8 & 9
- Storage CCTV: Yes
- Located near the main entrance.
- Underground lines: Circle, Piccadilly, Hammersmith & City, Northern, Metropolitan, Victoria
- Bus lines: 10, 17, 30, 45, 46, 59, 63, 73, 91, 205, 214, 259, 390, 476
- Train lines: Thameslink, Grand Central, Hull, London North Eastern, Gatwick Express
- Metro: N/A
- Opening hours: Monday - Friday 05:50 - 19:00 Saturday 06:30 - 19:00 Sunday 08:00 - 19:00
- Car Park: No
- Staff help available: Yes
- Step free access coverage: Yes
- Step free access note: Step-free category B Station - Steps or 20m ramp (approx. 1:11 gradient) to main entrance, or steps to side entrance. 32m ramp (gradient up to 1:8) from Wightlink IoW ferry terminal. Level access to all platforms. Stepped footbridge between platforms is also available. Please be aware that this station has no tactile paving on the platform edge.
- Accessible ticket machines: There are accessible ticket machines at this station
- Accessible ticket machines note: All South Western Railway ticket machines are able to sell tickets with Disabled Persons Railcard discounts. All machines are accessible, however the station may not be so please check the station access note for further details
- Accessible toilets: Yes
- Ramp for train access: Yes
- Wheelchairs available: Yes
- Impaired mobility set down / pick up points available: No
- Toilets Location: The toilets are located on Platform 1. The National key toilets are located on Platform 1; these toilets are operated by a radar key.
- National key toilets: Yes
- National key toilets location: The National key toilets are located on Platform 1; these toilets are operated by a radar key.
- Baby changing facilities: No
- Storage sheltered: No
- Storage location: Platform 1 and outside booking hall
- Storage CCTV: Yes
- Location for Rail Replacement Services: Hard Interchange Stands G, H or J
Most popular train connections from London Kings Cross (KGX)
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