Slough to Portsmouth bus with National Express

Tue 04 Aug
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National Express
First Berkshire & The Thames Valley
Thames Valley Buses
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2,000+ travel companies
National Express
First Berkshire & The Thames Valley
Thames Valley Buses
FlixBus
Alsa
2,000+ travel companies
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The cheapest and fastest coaches from Slough to Portsmouth

Showing times and prices for 04 Aug

Cheapest price

£0.00

Average price

£-0.01

Fastest journey

2 h 3 m

Average duration

2 h 11 m

Buses per day

7

Distance

86 km

Cheap tickets

The best way to find a cheap coach ticket from Slough to Portsmouth is to book your journey as far in advance as possible and to avoid travelling at rush hour.

Fast coaches

To travel from Slough to Portsmouth you need to make at least one change.

  • Thames Valley Buses
    0:002h18
    Slough
    2:18Portsmouth
    Find prices
    1 change
  • First Berkshire & The Thames Valley
    0:022h16
    Slough
    2:18Portsmouth
    Find prices
    2 changes
  • Thames Valley Buses
    8:302h25
    Slough
    10:55Portsmouth
    Find prices
    1 change
  • Thames Valley Buses
    12:152h10
    Slough
    14:25Portsmouth
    Find prices
    1 change
  • Thames Valley Buses
    15:482h47
    Slough
    18:35Portsmouth
    Find prices
    1 change

Travel Information

Compare coach and train for Slough to Portsmouth

Omio recommends booking the coach as it is the most popular option from Slough to Portsmouth among Omio's users. If you are prioritising price take the coach with prices starting from £23. For those with little time consider booking a train which can get you there in 2h 12m. The ticket price range depends on the travel mode: a coach costs an average of £23, and a train costs an average of £52.

Distance: 86 km

Compare bus with

Most popular
Coach
Train

£23

Average Price

Cheapest

£53

Average Price

3h 28m

Average total duration

2h 58m

Onboard

+

30m

Additional time*

2h 42m

Average total duration

Fastest

2h 12m

Onboard

+

30m

Additional time*

National Express

Most popular bus company

South Western Railway

Most popular train company

Direct Options

Direct Options

Live departures

Slough to Portsmouth bus times

The table below shows live departures for Slough to Portsmouth coaches for today, Monday 3 August. You can also manually refresh the results below to see updated coach journeys.

Last updated at
ProviderDepartsDurationArrivesChanges
Tickets
Thames Valley Buses8:30 Slough
2h25
10:55 Portsmouth1 change
Thames Valley Buses11:44 Slough
2h16
14:00 Portsmouth1 change
Thames Valley Buses14:15 Slough
2h15
16:30 Portsmouth1 change
Thames Valley Buses16:56 Slough
2h29
19:25 Portsmouth1 change
Thames Valley Buses19:45 Slough
2h10
21:55 Portsmouth1 change
Thames Valley Buses22:30 Slough
2h03
0:33 Portsmouth1 change
Tuesday 4 August
Thames Valley Buses0:00 Slough
2h18
2:18 Portsmouth1 change
First Berkshire & The Thames Valley0:02 Slough
2h16
2:18 Portsmouth2 changes

This is the last bus of the day.

Find all the dates and times for this journey

Compare prices and tickets Slough to Portsmouth by coach or train

Compare coach 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.

Tue
04 Aug
Wed
05 Aug
Thu
06 Aug
Fri
07 Aug
Sat
08 Aug
Sun
09 Aug
Mon
10 Aug

Why should you book Slough to Portsmouth coaches with Omio?

National Express as well as First Berkshire & The Thames Valley or Thames Valley Buses offer coaches services from Slough to Portsmouth.
Omio is an official ticket reseller for all your travel options from Slough to Portsmouth.

Why book with Omio vs National Express?

  • Compare with other providers: On Omio, you can not only buy tickets for National Express, but also compare tickets for the likes of First Berkshire & The Thames Valley or Thames Valley Buses to find the best option for your trip from Slough to Portsmouth.
  • Designed for International Travelers: Omio is in your language including 24/7 customer service and offers multiple payment options, including PayPal, credit cards, and bank transfer, in your preferred currency.
  • Compare all your options: Omio allows you to compare National Express with all available travel options, which are bus and train to ensure you get the best deal for traveling from Slough to Portsmouth.

Why book with Omio over Wanderu?

  • Multiple modes of transport: Omio allows you to compare travel options including bus and train to find the ideal travel option from Slough to Portsmouth.

Journey information

Overview: Bus from Slough to Portsmouth

United KingdomUnited Kingdom
United KingdomUnited Kingdom
Icon of bus

Buses from Slough to Portsmouth run on average 18 times per day, taking around 2h 58m. Cheap bus tickets for this journey start at £23 if you book in advance.

The earliest coach runs at 03:05, the last at 23:00. The fastest coach covers the 86 km distance in 3h 18m.

Fares are the lowest economy prices found on Omio. Early booking often means lower prices. Prices change daily and are subject to availability. Discount cards, coach trips, and booking fees are not included.
Price information
Distance
86 km
Average bus duration
2h 58m
Cheapest ticket price
£23
Buses per day
18
Fastest bus
3h 18m
First bus
3:05
Last bus
23:00
Cheapest Month
Jul
Cheapest Day
Sun
High Season
Apr - Jun
Low Season
Jan - Mar
Busiest Day
Wed
Least Busy Day
Wed
Best time to book
1 day
Fares are the lowest economy prices found on Omio. Early booking often means lower prices. Prices change daily and are subject to availability. Discount cards, coach trips, and booking fees are not included.
Price information

Bus providers: National Express, First Berkshire & The Thames Valley, Thames Valley Buses from Slough to PortsmouthYou can travel by bus between Slough to Portsmouth with National Express, First Berkshire & The Thames Valley, Thames Valley Buses for as low as £23. When you search for schedules and tickets, Omio will show you the best journey

National Express

About
National Express is the UK’s leading long-distance coach company, operating over 550 services per day and serving more than 900 destinations nationwide. It also runs frequent services to major UK airports — including Heathrow, Gatwick, Stansted, Luton, and Bristol — 24 hours a day. All National Express coaches are air-conditioned and offer free Wi-Fi and onboard entertainment. Most vehicles are equipped with seat belts and power outlets at every seat, allowing you to charge your phone or laptop during your journey. Ticket options include Restricted Fare, Standard Fare, and Fully Flexible Fare, with the latter providing maximum flexibility for cancellations or changes.
Luggage & cancellation policy
Average Duration
3h 18m
Cheapest Price
£23
National Express frequency
17 a day
Luggage included
Two medium-sized suitcases up to 20kg each and one small piece of hand luggage.
Additional luggage
10€ per additional bag.
Cancellation Policy
You can cancel your ticket up to 24 hours before departure for a refund minus a cancellation fee. Changes can be up to 24 hours before departure for a fee.
Amenities on board the bus
Wifi
Food sold onboard
Seat reservation
Toilets
USB plugs
Accessibility
Assistance; Priority seating; Accessible toilets.
Bikes
Folding Bikes are allowed; non-folding bikes are not allowed.

First Berkshire & The Thames Valley

Luggage & cancellation policy
Average Duration
2h 16m
First Berkshire & The Thames Valley frequency
1 a day

Thames Valley Buses

Luggage & cancellation policy
Average Duration
2h 3m
Thames Valley Buses frequency
6 a day

Complete guide to Portsmouth

Things to do in Portsmouth

Discover the best of Portsmouth — top attractions, local food, transport tips, budget advice, and currency essentials. Plan your perfect Portsmouth trip today.

  • Must visit

HMS Victory

A major naval museum where visitors can board Nelson’s flagship and explore life at sea through preserved decks and displays.

  • Recommended

HMS Alliance

This working museum ship reveals cramped Victorian submarine life and the engineering behind one of Britain’s earliest submarines.

  • Recommended

Portsmouth Museum and Art Gallery

Portsmouth’s city museum covers local history, football heritage and art, with exhibits spanning the city’s people and places.

Pound sterling (£)

Moderate for the UK. Hotels can be pricey in summer, but dining and local buses remain manageable for most city-break budgets.

Average meal costs

Budget
£8-15 for fast food or a simple meal.
Mid-range
£18-35 per person for a restaurant meal.
Fine dining
£60+ per person for upscale dining.
Coffee
£3-4.50 for a cappuccino.

Tipping culture

Restaurants: 10-12.5% if not already added. Taxis: round up or 10%. Cafés and pubs: tipping is optional, though small change is appreciated for table service.

FAQs: Slough to Portsmouth coach

Find answers to the most common questions about traveling from Slough to Portsmouth by coach. 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 coach, the cheapest option, or tips for making the most of your visit at Portsmouth, this guide helps you travel smarter and with confidence.

FAQs
Cheap coach tickets from Slough to Portsmouth can start from as little as £23 when you book in advance. The average coach ticket price for Slough to Portsmouth is £23; however, prices vary depending on the time of day and class and they tend to be more expensive on the day.
The average journey time by coach from Slough to Portsmouth is 3h 18m to travel the 86 km long route. Journey times can vary on weekends and holidays, so use our Journey Planner to search for a specific date.
The earliest coach from Slough to Portsmouth leaves at 3:05. Plan your trip with the Journey Planner from Omio.
The latest coach from Slough to Portsmouth leaves at 23:00.
There are 18 coaches a day from Slough to Portsmouth which require at least one change with National Express, First Berkshire & The Thames Valley, Thames Valley Buses. Schedules can vary on holidays or weekends with fewer coaches.
When taking a coach from Slough to Portsmouth, you can count on National Express, First Berkshire & The Thames Valley, Thames Valley Buses for the best way to get you to Portsmouth. You can also check all possible coach companies who offer a service between Slough and Portsmouth and compare the amenities they offer before buying a coach ticket.
A trip to Portsmouth from Slough is worth doing but not as a day trip with a journey time of 3h 18m each way. Check with Omio app the best way to travel.
The cheapest month for a coach from Slough to Portsmouth is July.
It's helpful to compare your options as there are 2 ways to travel between Slough and Portsmouth including taking a coach and train.
Yes, the following accessibility options are available when taking the coach from Slough to Portsmouth:
  • National Express
    • Assistance
    • Priority seating
    • Accessible toilets.
Yes, there are bathrooms on board the coach from Slough to Portsmouth for coach company National Express.
Whether you can cancel your coach ticket from Slough to Portsmouth depends on the coach companies:
  • National Express
    • You can cancel your ticket up to 24 hours before departure for a refund minus a cancellation fee. Changes can be up to 24 hours before departure for a fee.
Yes, bikes are allowed on board the coach with coach company National Express.
Tickets are often cheaper when booked early. Traveling during off-peak hours or on weekdays can help you save money. Sort results by price to quickly identify the most affordable options. Check for promotions or discounts available on our website and app.
No, there is no food available to purchase on board the coach from Slough to Portsmouth.
Yes, the following luggage options are included when booking a coach ticket from Slough to Portsmouth:
  • National Express
    • Two medium-sized suitcases up to 20kg each and one small piece of hand luggage.
Yes, the following additional luggage options are available when booking a coach ticket from Slough to Portsmouth:
  • National Express
    • 10€ per additional bag.
Unfortunately, pets are not allowed on the coach from Slough to Portsmouth.
You can reserve your seat on the coach from Slough to Portsmouth with the following coach company: National Express
Yes, there are USB plugs on board the coach from Slough to Portsmouth with the following coach company: National Express.
Yes, there is Wifi on board the coach from Slough to Portsmouth with the following coach company: National Express.

popular bus stations

Important Stations and Airports in Slough and Portsmouth

Most Slough to Portsmouth buses use the Slough, Wellington Street to Portsmouth, The Hard Interchange station pair, with some services arriving at Portsmouth, University. Use this guide to compare Slough and Portsmouth bus stations on this route, check city-centre transport, alongside checking practicalities like bus station facilities and services.

Departure bus stations in Slough
Arrival bus stations in Portsmouth
Slough, Wellington Street
City-centre transport

Getting to Slough, Wellington Street from Slough city centre

Bus103 · 3m · £4 · every ~3 min
702 · 11m · £2 · every ~4 min

More options for your journey from Slough to Portsmouth

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