London Heathrow Airport to Portsmouth Harbour (PMH) bus with National Express

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The cheapest and fastest buses from London Heathrow Airport to Portsmouth Harbour (PMH)

Showing times and prices for Feb 16

Cheapest price

$21

Average price

$26

Fastest journey

1 h 35 m

Average duration

1 h 40 m

Buses per day

2

Distance

88 km

Cheap tickets

The best way to find a cheap bus ticket from London Heathrow Airport 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 Heathrow Airport to Portsmouth Harbour (PMH) will cost around $26 if you buy it on the day, but the cheapest tickets can be found for only $21.

Fast buses

Of the 2 buses that leave London Heathrow Airport for Portsmouth Harbour (PMH) on Mon, Feb 16, 2 travel direct so it’s quite easy to avoid journeys where you’ll have to change along the way.

On Mon, Feb 16 the direct buses cover the 88 km distance in an average of 1 h 40 m but if you time it right, some buses will get you there in just 1 h 35 m .

On Mon, Feb 16 the slowest buses will take 1 h 45 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
12:40AM1h35
London Heathrow Airport
02:15AMPortsmouth Harbour (PMH)
$211One-way
0 transfers
National Express
10:45PM1h45
London Heathrow Airport
12:30AMPortsmouth Harbour (PMH)
$321One-way
0 transfers

Travel Information

Compare bus, train, and ferry for London Heathrow Airport to Portsmouth Harbour (PMH)

Omio recommends booking the bus as it is the most popular option from London Heathrow Airport to Portsmouth Harbour (PMH) among Omio's users. If you are prioritising price take the ferry with prices starting from €21. For those with little time consider booking a ferry which can get you there in 45m. The ticket price range depends on the travel mode: a ferry costs an average of €21, and a train costs an average of €31.

Distance: 54 miles (88 km)

Compare bus with

Most popular
Bus
Train
Ferry

€25

Average price

€72

Average price

€22

Average price

Cheapest

3h 1m

Average total duration

2h 31m

Onboard

+

30m

Additional time*

3h 0m

Average total duration

2h 30m

Onboard

+

30m

Additional time*

1h 45m

Average total duration

Fastest

45m

Onboard

+

1h 0m

Additional time*

Direct Options

Direct Options

Direct Options

London Heathrow Airport to Portsmouth Harbour (PMH) Bus Timetables

OperatorDeparture TimeArrival TimeDurationDeparture daysCheapest price
Operator
National Express
Departure Time
04:05AM
Arrival Time
12:25PM
Duration
8h20
Departure days
Sun
Cheapest price
$39
Operator
National Express
Departure Time
08:25AM
Arrival Time
12:25PM
Duration
4h00
Departure days
Sun
Cheapest price
$40
Operator
National Express
Departure Time
10:25AM
Arrival Time
03:05PM
Duration
4h40
Departure days
Sun
Cheapest price
$41
Operator
National Express
Departure Time
12:45PM
Arrival Time
05:35PM
Duration
4h50
Departure days
Sun
Cheapest price
$46

Live departures

London Heathrow Airport to Portsmouth Harbour (PMH) bus times

The table below shows live departures for London Heathrow Airport to Portsmouth Harbour (PMH) buses for tomorrow, Monday, February 16. You can also manually refresh the results below to see updated bus journeys.

Last updated at 9:23 PM
ProviderDepartsDurationArrivesTransfers
Tickets
national_express12:40 AM London Heathrow Airport
1h35
2:15 AM Portsmouth Harbour (PMH)0 transfersDirect

This is the last bus of the day.

Find all the dates and times for this journey

Compare prices and tickets London Heathrow Airport to Portsmouth Harbour (PMH) by bus, train, or ferry

Compare bus, train, and ferry 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
Feb 16
Tue
Feb 17
Wed
Feb 18
Thu
Feb 19
Fri
Feb 20
Sat
Feb 21
Sun
Feb 22

Why should you book London Heathrow Airport to Portsmouth Harbour (PMH) buses with Omio?

National Express operates all buses services from London Heathrow Airport to Portsmouth Harbour (PMH).
Omio is an official ticket reseller for all your travel options from London Heathrow Airport to Portsmouth Harbour (PMH).

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 to find the best option for your trip from London Heathrow Airport to Portsmouth Harbour (PMH).
  • 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, train and ferry to ensure you get the best deal for traveling from London Heathrow Airport to Portsmouth Harbour (PMH).

Why book with Omio over Wanderu?

  • Multiple modes of transport: Omio allows you to compare travel options including bus, train and ferry to find the ideal travel option from London Heathrow Airport to Portsmouth Harbour (PMH).

Journey information

Overview: Bus from London Heathrow Airport to Portsmouth Harbour (PMH)

United KingdomUnited Kingdom
United KingdomUnited Kingdom
Icon of bus

Buses from London Heathrow Airport to Portsmouth Harbour (PMH) run on average 20 times per day, taking around 2h 31m. Cheap bus tickets for this journey start at $21 (€17) if you book in advance.

There are 11 buses per day. The earliest bus runs at 00:40, the last at 22:45. The fastest bus covers the 54 miles (88 km) distance in 1h 25m.

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
54 miles (88 km)
Average bus duration
2h 31m
Cheapest ticket price
$21 (€17)
Buses per day
20
Direct buses
11
Fastest bus
1h 25m
First bus
00:40
Last bus
22:45
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 London Heathrow Airport to Portsmouth Harbour (PMH)You can travel by bus between London Heathrow Airport to Portsmouth Harbour (PMH) with National Express for as low as $21 (€17). 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
1h 25m
Cheapest Price
$21 (€17)
National Express frequency
19 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.

FAQs: Bus from London Heathrow Airport to Portsmouth Harbour (PMH)

Find answers to the most common questions about traveling from London Heathrow Airport to Portsmouth Harbour (PMH) 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 Harbour (PMH), this guide helps you travel smarter and with confidence.

FAQs
Cheap bus tickets from London Heathrow Airport to Portsmouth Harbour (PMH) can start from as little as $21 (€17) when you book in advance. The average bus ticket price for London Heathrow Airport to Portsmouth Harbour (PMH) is $32 (€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 London Heathrow Airport to Portsmouth Harbour (PMH) is 1h 25m to travel the 54 miles (88 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 London Heathrow Airport to Portsmouth Harbour (PMH) leaves at 12:40 AM. Plan your trip with the Journey Planner from Omio.
The latest bus from London Heathrow Airport to Portsmouth Harbour (PMH) leaves at 10:45 PM.
Yes, there are 11 direct buses a day from London Heathrow Airport to Portsmouth Harbour (PMH) with National Express. Schedules can vary on holidays or weekends with fewer direct buses.
When taking a bus from London Heathrow Airport to Portsmouth Harbour (PMH), you can count on National Express for the best way to get you to Portsmouth Harbour (PMH). You can also check all possible bus companies who offer a service between London Heathrow Airport and Portsmouth Harbour (PMH) and compare the amenities they offer before buying a bus ticket.
A day trip to Portsmouth Harbour (PMH) from London Heathrow Airport is worth doing with a journey time of 1h 25m each way. Check with Omio app the best way to travel.
The cheapest month for a bus from London Heathrow Airport to Portsmouth Harbour (PMH) is December.
It's helpful to compare your options as there are 3 ways to travel between London Heathrow Airport and Portsmouth Harbour (PMH) including taking a bus, train, and ferry.
Yes, the following accessibility options are available when taking the bus from London Heathrow Airport to Portsmouth Harbour (PMH):
  • National Express
    • Assistance
    • Priority seating
    • Accessible toilets.
Yes, there are bathrooms on board the bus from London Heathrow Airport to Portsmouth Harbour (PMH) for bus company National Express.
Whether you can cancel your bus ticket from London Heathrow Airport to Portsmouth Harbour (PMH) 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 London Heathrow Airport to Portsmouth Harbour (PMH).
Yes, the following luggage options are included when booking a bus ticket from London Heathrow Airport to Portsmouth Harbour (PMH):
  • 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 London Heathrow Airport to Portsmouth Harbour (PMH):
  • National Express
    • 10€ per additional bag.
Unfortunately, pets are not allowed on the bus from London Heathrow Airport to Portsmouth Harbour (PMH).
You can reserve your seat on the bus from London Heathrow Airport to Portsmouth Harbour (PMH) with the following bus company: National Express
Yes, there are USB plugs on board the bus from London Heathrow Airport to Portsmouth Harbour (PMH) with the following bus company: National Express.
Yes, there is Wifi on board the bus from London Heathrow Airport to Portsmouth Harbour (PMH) with the following bus company: National Express.

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