Slough to Portsmouth bus with National Express

Sun, Mar 22
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2,000+ travel companies
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The cheapest and fastest buses from Slough to Portsmouth

Showing times and prices for Mar 23

Cheapest price

$0.00

Average price

$-0.01

Fastest journey

2 h 3 m

Average duration

2 h 14 m

Buses per day

5

Distance

86 km

Cheap tickets

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

Fast buses

It's difficult to get from Slough to Portsmouth without transferring at least once.

Thames Valley Buses
08:30AM2h25
Slough
10:55AMPortsmouth
Find prices
1 transfer
Thames Valley Buses
11:44AM2h16
Slough
02:00PMPortsmouth
Find prices
1 transfer
Thames Valley Buses
02:15PM2h15
Slough
04:30PMPortsmouth
Find prices
1 transfer
Thames Valley Buses
04:56PM2h29
Slough
07:25PMPortsmouth
Find prices
1 transfer
Thames Valley Buses
07:45PM2h10
Slough
09:55PMPortsmouth
Find prices
1 transfer

Travel Information

Compare train and bus for Slough to Portsmouth

Omio recommends booking the bus as it is the most popular option from Slough to Portsmouth among Omio's users. If you are prioritising price take the bus with prices starting from $28. For those with little time consider booking a train which can get you there in 2h 6m. The ticket price range depends on the travel mode: a bus costs an average of $28, and a train costs an average of $59.

Distance: 53 miles (86 km)

Compare bus with

Most popular
Bus
Train

$31

Average price

Cheapest

$70

Average price

3h 41m

Average total duration

3h 11m

Onboard

+

30m

Additional time*

2h 36m

Average total duration

Fastest

2h 6m

Onboard

+

30m

Additional time*

National Express

Most popular bus company

South Western Railway

Most popular train company

Direct Options

Direct Options

Slough to Portsmouth Bus Timetables

OperatorDeparture TimeArrival TimeDurationDeparture daysCheapest price
Operator
National Express
Departure Time
07:04AM
Arrival Time
12:05PM
Duration
5h01
Departure days
Wed
Cheapest price
$33
Operator
National Express
Departure Time
07:30AM
Arrival Time
10:55AM
Duration
3h25
Departure days
Wed
Cheapest price
$32
Operator
National Express
Departure Time
11:10AM
Arrival Time
02:25PM
Duration
3h15
Departure days
Wed
Cheapest price
$33
Operator
National Express
Departure Time
11:25AM
Arrival Time
04:00PM
Duration
4h35
Departure days
Wed
Cheapest price
$23
Operator
National Express
Departure Time
02:40PM
Arrival Time
06:35PM
Duration
3h55
Departure days
Wed
Cheapest price
$32
Operator
National Express
Departure Time
02:42PM
Arrival Time
07:40PM
Duration
4h58
Departure days
Wed
Cheapest price
$26
Operator
National Express
Departure Time
06:50PM
Arrival Time
09:30PM
Duration
2h40
Departure days
Wed
Cheapest price
$33
Operator
National Express
Departure Time
10:00PM
Arrival Time
12:33AM
Duration
2h33
Departure days
Wed
Cheapest price
$33
Operator
National Express
Departure Time
11:00PM
Arrival Time
02:18AM
Duration
3h18
Departure days
Wed
Cheapest price
$31

Live departures

Slough to Portsmouth bus times

The table below shows live departures for Slough to Portsmouth buses for tomorrow, Sunday, March 22. You can also manually refresh the results below to see updated bus journeys.

Last updated at 9:19 PM
ProviderDepartsDurationArrivesTransfers
Tickets
Thames Valley Buses8:30 AM Slough
2h25
10:55 AM Portsmouth1 transfer
Thames Valley Buses11:44 AM Slough
2h16
2:00 PM Portsmouth1 transfer
Thames Valley Buses2:15 PM Slough
2h15
4:30 PM Portsmouth1 transfer
Thames Valley Buses4:56 PM Slough
2h29
7:25 PM Portsmouth1 transfer
Thames Valley Buses7:45 PM Slough
2h10
9:55 PM Portsmouth1 transfer

Find all the dates and times for this journey

Compare prices and tickets Slough to Portsmouth by train or bus

Compare train and bus 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.

Mon
Mar 23
Tue
Mar 24
Wed
Mar 25
Thu
Mar 26
Fri
Mar 27
Sat
Mar 28
Sun
Mar 29

Why should you book Slough to Portsmouth buses with Omio?

National Express operates all buses 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?

  • 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 Slough to Portsmouth.

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 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 3h 11m. Cheap bus tickets for this journey start at $28 (€22) if you book in advance.

The earliest bus runs at 03:05, the last at 23:00. The fastest bus covers the 53 miles (86 km) distance in 2h 33m.

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
53 miles (86 km)
Average bus duration
3h 11m
Cheapest ticket price
$28 (€22)
Buses per day
18
Fastest bus
2h 33m
First bus
03:05
Last bus
23:00
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 from Slough to PortsmouthYou can travel by bus between Slough to Portsmouth with National Express for as low as $28 (€22). 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
2h 33m
Cheapest Price
$28 (€22)
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.

FAQs: Bus from Slough to Portsmouth

Find answers to the most common questions about traveling from Slough to Portsmouth by bus. 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 bus, 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 bus tickets from Slough to Portsmouth can start from as little as $28 (€22) when you book in advance. The average bus ticket price for Slough to Portsmouth is $31 (€25) ; 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 bus from Slough to Portsmouth is 2h 33m to travel the 53 miles (86 km) long journey. Journey times can vary on weekends and holidays, so use our Journey Planner to search for a specific date.
The earliest bus from Slough to Portsmouth leaves at 3:05 AM. Plan your trip with the Journey Planner from Omio.
The latest bus from Slough to Portsmouth leaves at 11:00 PM.
There are 18 buses a day from Slough to Portsmouth which require at least one change with National Express. Schedules can vary on holidays or weekends with fewer buses.
When taking a bus from Slough to Portsmouth, you can count on National Express for the best way to get you to Portsmouth. You can also check all possible bus companies who offer a service between Slough and Portsmouth and compare the amenities they offer before buying a bus ticket.
A trip to Portsmouth from Slough is worth doing but not as a day trip with a journey time of 2h 33m each way. Check with Omio app the best way to travel.
The cheapest month for a bus from Slough to Portsmouth is April.
It's helpful to compare your options as there are 2 ways to travel between Slough and Portsmouth including taking a train and bus.
Yes, the following accessibility options are available when taking the bus from Slough to Portsmouth:
  • National Express
    • Assistance
    • Priority seating
    • Accessible toilets.
Yes, there are bathrooms on board the bus from Slough to Portsmouth for bus company National Express.
Whether you can cancel your bus ticket from Slough to Portsmouth depends on the bus 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 bus with bus 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.
Yes, there is food available to purchase on board the bus from Slough to Portsmouth.
Yes, the following luggage options are included when booking a bus 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 bus ticket from Slough to Portsmouth:
  • National Express
    • 10€ per additional bag.
Unfortunately, pets are not allowed on the bus from Slough to Portsmouth.
You can reserve your seat on the bus from Slough to Portsmouth with the following bus company: National Express
Yes, there are USB plugs on board the bus from Slough to Portsmouth with the following bus company: National Express.
Yes, there is Wifi on board the bus from Slough to Portsmouth with the following bus company: National Express.

popular bus stations

Popular bus stations from Slough to Portsmouth

Slough
Portsmouth
The major bus station for departures in Slough is Slough, Wellington Street. Find all the information you need to know about services, amenities and connections at Slough, Wellington Street for your trip from Slough to Portsmouth.
Slough, Wellington Street
information

Most popular bus connections from Slough

More options for your journey from Slough to Portsmouth

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