Portsmouth to Slough bus with National Express

Fri 18 Sept
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The cheapest and fastest coaches from Portsmouth to Slough

Showing times, prices and bookable tickets for 18 Sept

Cheapest price on 18 Sept

£14

Average ticket price on 18 Sept

£18

Fastest journey on 18 Sept

2 h 52 m

Average journey duration on 18 Sept

4 h 19 m

Buses on 18 Sept

3

Distance

86 km

Cheap tickets

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

The average ticket from Portsmouth to Slough will cost around £18 if you buy it on the day, but you can find cheap coach tickets today for only £14.

Fast coaches

On Fri 18 Sept, we found 3 buses from Portsmouth to Slough, including 3 direct services.

These direct buses cover the 86 km distance in an average of 4 h 19 m but if you time it right, some buses will get you there in just 2 h 52 m .

The slowest buses will take 6 h 2 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.

  • National Express
    4:206h02
    Portsmouth
    10:22Slough
    £141One-way
    0 changes
  • National Express
    18:294h03
    Portsmouth
    22:32Slough
    £181One-way
    0 changes
  • National Express
    2:052h52
    Portsmouth
    4:57Slough
    £211One-way
    0 changes

Travel Information

Compare train and coach for Portsmouth to Slough

Omio recommends booking the coach as it is the most popular option from Portsmouth to Slough among Omio's users. If you are prioritising price, take the coach, with an average ticket price of £13 For those with little time, consider booking a train, which has an average total journey time of 2h 30m. Average ticket prices depend on the travel mode: a coach costs an average of £13, while a train costs an average of £49.

Distance: 86 km

Compare bus with

Most popular
Coach
Train
Driving

£13

Average Price

Cheapest

£49

Average Price

£17

Average Price

(fuel + tolls)

3h 8m

Average total duration

2h 38m

Onboard

+

30m

Additional time*

2h 30m

Average total duration

Fastest

2h 0m

Onboard

+

30m

Additional time*

1h 24m

Average total duration

(door-to-door)

National Express

Most popular bus company

South Western Railway

Most popular train company

Your own car or car rental

Direct Options

Direct Options

Direct Options

The cheapest way to travel from Portsmouth to Slough is a coach with an average price of £13.

This is compared to other travel options from Portsmouth to Slough:

A coach is £36 less than a train for this route with tickets for a train from Portsmouth to Slough costing on average £49.

The fastest way to travel from Portsmouth to Slough is by train with an average journey time of 2h 0m.

Other travel options to Slough take longer:

Coach takes on average 2h 38m.

It's helpful to compare your options as there are 2 ways to travel between Portsmouth and Slough including taking a train and coach.
Take the bus. It's the cheapest way to make this trip, and the price gap is usually bigger than people expect.

Tickets start at around £13 compared to roughly £17 in fuel and tolls — a saving of about £4. The journey takes 2h 38m versus 1h 24m by car, so you'll arrive a bit later, but you can use the time productively rather than spending it behind the wheel. No parking to sort, no fuel stops, and most coaches have Wi-Fi and power outlets.

Driving is worth considering if you're on a tight schedule, travelling as a group (where fuel costs split several ways), or want the flexibility to stop along the way.

Live departures

Portsmouth to Slough bus times

The table below shows live departures for Portsmouth to Slough coaches for tomorrow, Friday 18 September. You can also manually refresh the results below to see updated coach journeys.

Last updated at
ProviderDepartsDurationArrivesChanges
Tickets
National Express2:05 Portsmouth
2h52
4:57 Slough0 changesdirect
National Express4:20 Portsmouth
6h02
10:22 Slough0 changesdirect

This is the last bus of the day.

Find all the dates and times for this journey

Compare prices and tickets Portsmouth to Slough by train or coach

Compare train and coach 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.

Fri
18 Sept
Sat
19 Sept
Sun
20 Sept
Mon
21 Sept
Tue
22 Sept
Wed
23 Sept
Thu
24 Sept

Why should you book Portsmouth to Slough coaches with Omio?

National Express as well as Stagecoach South offer coaches services from Portsmouth to Slough.
Omio is an official ticket reseller for all your travel options from Portsmouth to Slough.

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 Stagecoach South to find the best option for your trip from Portsmouth to Slough.
  • 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 train and bus to ensure you get the best deal for traveling from Portsmouth to Slough.

Why book with Omio over Wanderu?

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

Journey information

Overview: Bus from Portsmouth to Slough

United KingdomUnited Kingdom
United KingdomUnited Kingdom
Icon of bus

Buses from Portsmouth to Slough run on average 17 times per day, taking around 2h 38m. Cheap bus tickets for this journey start at £13 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 52m.

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 38m
Cheapest ticket price
£13
Buses per day
17
Fastest bus
3h 52m
First bus
3:05
Last bus
23:00
Cheapest Month
Oct
Cheapest Day
Sat
High Season
Oct - Dec
Low Season
Jul - Sept
Best time to book
2 days
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, Stagecoach South from Portsmouth to SloughYou can travel by bus between Portsmouth to Slough with National Express, Stagecoach South for as low as £13. 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 National Express Duration
3h 52m
Cheapest National Express Price
£13
National Express frequency
6 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.

Stagecoach South

Luggage & cancellation policy
Average Stagecoach South Duration
2h 52m
Stagecoach South frequency
1 a day

Complete guide to Slough

Things to do in Slough

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

  • Recommended

Slough Museum

A local museum on Slough’s social and industrial history, with changing displays and archive material in the town centre.

  • Recommended

Queen Mary's Dolls' House

A notable museum of dolls’ houses and miniatures in Windsor, with detailed period interiors and tiny crafted objects.

Eton Museum of Antiquities

A compact local history museum in Eton covering school, town and river life through objects, documents and temporary displays.

Pound sterling (£)

Moderate for England. Hotels can be pricey near London links, but dining and local transport are usually cheaper than central London.

Average meal costs

Budget
£8-12 for fast food or a simple meal.
Mid-range
£18-30 per person for a restaurant meal.
Fine dining
£50+ per person for upscale dining.
Coffee
£3-4 for a cappuccino.

Tipping culture

Tipping is modest. In restaurants, 10-12.5% is common if service is not included. Round up for taxis. Cafes do not expect tips, but small change is appreciated.

FAQs: Portsmouth to Slough coach

Find answers to the most common questions about traveling from Portsmouth to Slough 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 Slough, this guide helps you travel smarter and with confidence.

FAQs
Cheap coach tickets from Portsmouth to Slough can start from as little as £13 when you book in advance. The average coach ticket price for Portsmouth to Slough is £13; 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 Portsmouth to Slough is 3h 52m 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 Portsmouth to Slough leaves at 3:05. Plan your trip with the Journey Planner from Omio.
The latest coach from Portsmouth to Slough leaves at 23:00.
There are 17 coaches a day from Portsmouth to Slough which require at least one change with National Express, Stagecoach South. Schedules can vary on holidays or weekends with fewer coaches.
When taking a coach from Portsmouth to Slough, you can count on National Express, Stagecoach South for the best way to get you to Slough. You can also check all possible coach companies who offer a service between Portsmouth and Slough and compare the amenities they offer before buying a coach ticket.
When departing from Portsmouth , you have various coach station options to start your route from including Portsmouth, University, Portsmouth, The Hard Interchange, Portsmouth, International Port . When arriving in Slough , you can end your route in coach stations like Slough, Wellington Street.Passengers board the coach most frequently from Portsmouth, The Hard Interchange, which is located around 1 km away from the city centre, and they get off the coach at Slough, Wellington Street, located 0 away from the city centre.
A trip to Slough from Portsmouth is worth doing but not as a day trip with a journey time of 3h 52m each way. Check with Omio app the best way to travel.
The cheapest month for a coach from Portsmouth to Slough is October.
It's helpful to compare your options as there are 2 ways to travel between Portsmouth and Slough including taking a train and coach.
Yes, there are bathrooms on board the coach from Portsmouth to Slough for coach company National Express.
Yes, the following accessibility options are available when taking the coach from Portsmouth to Slough:
  • National Express
    • Assistance
    • Priority seating
    • Accessible toilets.
Whether you can cancel your coach ticket from Portsmouth to Slough 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 Portsmouth to Slough.
Yes, the following luggage options are included when booking a coach ticket from Portsmouth to Slough:
  • 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 Portsmouth to Slough:
  • National Express
    • 10€ per additional bag.
Unfortunately, pets are not allowed on the coach from Portsmouth to Slough.
You can reserve your seat on the coach from Portsmouth to Slough with the following coach company: National Express
Yes, there are USB plugs on board the coach from Portsmouth to Slough with the following coach company: National Express.
Yes, there is Wifi on board the coach from Portsmouth to Slough with the following coach company: National Express.

popular bus stations

Important Stations and Airports in Portsmouth and Slough

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

Departure bus stations in Portsmouth
Arrival bus stations in Slough
Portsmouth, University
Portsmouth, The Hard InterchangeThe Hard Interchange, Portsmouth PO1 3DT, UKWifiParkingDiningATMTaxisAccessibilityWCTicket Office
City-centre transport

Getting to Portsmouth, The Hard Interchange from Portsmouth city centre

Portsmouth, The Hard Interchange is 1 km from Portsmouth city centre. Public transport options include:

TrainLondon Victoria - Portsmouth Harbour, Brighton - Portsmouth Harbour, Littlehampton - Portsmouth Harbour, Three Bridges - Portsmouth Harbour, Barnham - Portsmouth Harbour, Gatwick Airport - Portsmouth Harbour, Havant - Portsmouth Harbour, Bognor Regis - Portsmouth Harbour · 3m · £0.90 · every ~4 min
Bus1, 2, 8, 3, 7, X4, H1, X5, Pr1 · 6m · £2 · every ~214 min

Portsmouth, The Hard Interchange bus station facilities and services

Portsmouth, The Hard Interchange has practical services for this route, including Wifi, Parking, Dining, ATM, Taxis, Accessibility, WC and Ticket Office.

Food and drink

Food options include: Café at The Hard (in the station), Fast Food Outlet (in the station).

Wi-Fi and ATMs

Free Wi-Fi. ATMs are located near the entrance.

Tickets and information

Ticket office support is available at Portsmouth, The Hard Interchange.

Parking, taxis and toilets

Available at Portsmouth, The Hard Interchange: Parking, Taxis, WC.

Accessibility

Accessibility facilities are available at Portsmouth, The Hard Interchange: Elevators, ramps.

Portsmouth, International PortWharf Road, Portsmouth PO2 8RU, United KingdomWifiParkingDiningATMTaxisAccessibilityWCTicket Office
City-centre transport

Getting to Portsmouth, International Port from Portsmouth city centre

Portsmouth, International Port is 1 km from Portsmouth city centre. Public transport options include:

BusX4, X5, Pr1 · 3m · every ~55 min
8, 3, 7, X4, X5 · 6m · £2 · every ~113 min
725 · 15m · £2

Portsmouth, International Port bus station facilities and services

Portsmouth, International Port has practical services for this route, including Wifi, Parking, Dining, ATM, Taxis, Accessibility, WC and Ticket Office.

Food and drink

Food options include: Café in the terminal (in the station), Fast-food outlet (in the station).

Wi-Fi and ATMs

Free Wi-Fi. ATMs are located near the entrance of the terminal.

Tickets and information

Ticket office support is available at Portsmouth, International Port.

Parking, taxis and toilets

Available at Portsmouth, International Port: Parking, Taxis, WC.

Accessibility

Accessibility facilities are available at Portsmouth, International Port: Elevators, ramps.

More options for your journey from Portsmouth to Slough

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