Bus Tickets from Heathrow to Portsmouth

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TodayJul 31
from $26
TomorrowAug 1
SatAug 2
from $24
SunAug 3
from $23
MonAug 4
TueAug 5
from $24
WedAug 6
from $24
ThuAug 7

Cheap buses leaving Saturday

One passenger / one way

  • This trip is recommended because it is: Cheapest
    Departure time: August 2 at
    Departure city: Heathrow
    Departure location: Heathrow T2 & T3
    Arrival time: August 2 at
    Destination city: Portsmouth
    Destination location: Portsmouth University (Spinnaker Sports Centre)
    Operated by: National ExpressNational Express
    Vehicle: BusDuration:
  • This trip is recommended because it is: Fastest
    Departure time: August 2 at
    Departure city: Heathrow
    Departure location: Heathrow Airport (LHR) T5
    Arrival time: August 2 at
    Destination city: Portsmouth
    Destination location: Portsmouth (Rudmore Roundabout)
    Operated by: National ExpressNational Express
    Vehicle: BusDuration:
  • Departure time: August 2 at
    Departure city: Heathrow
    Departure location: Heathrow T2 & T3
    Arrival time: August 2 at
    Destination city: Portsmouth
    Destination location: Portsmouth International Port
    Operated by: National ExpressNational Express
    Vehicle: BusDuration:
  • Departure time: August 2 at
    Departure city: Heathrow
    Departure location: Heathrow T2 & T3
    Arrival time: August 2 at
    Destination city: Portsmouth
    Destination location: Portsmouth International Port
    Operated by: National ExpressNational Express
    Vehicle: BusDuration:
  • Departure time: August 2 at
    Departure city: Heathrow
    Departure location: Heathrow T2 & T3
    Arrival time: August 2 at
    Destination city: Portsmouth
    Destination location: Portsmouth International Port
    Operated by: National ExpressNational Express
    Vehicle: BusDuration:

Accepted payments

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Compare 2 ways to go from Heathrow to Portsmouth.

Bus
Average Price$17 - $48Average Duration2h
2kg CO₂e5 out of 5 stars
Most eco-friendly
Carpool
Average Price$13 - $13Average Duration1h 20m
4kg CO₂e4 out of 5 stars
CheapestFastest
busbud logoBusbud recommends carpooling from Heathrow to Portsmouth

Among the sustainable travel choices, the carpool stands out as the good way to reach Portsmouth. The journey takes about 1 hour 20 minutes and with fares starting at just $13, it presents an excellent value for a comfortable ride.

1carpool per day
1h 20mAverage Duration
$13Cheapest ticket
4kgCO₂ emissions

Bus Heathrow to Portsmouth: Trip Overview

Average ticket price$26
Average bus trip duration2h
Number of daily buses29
Earliest bus departure12:40am
Distance54 miles (86 km)
Latest bus departure11:50pm

Heathrow to Portsmouth Bus

With Busbud, comparing and booking tickets for a bus from Heathrow to Portsmouth is a breeze. Browse through an extensive selection of bus fares and bus schedules to find the best deals.

Bus service from Heathrow to Portsmouth will be provided by the most trusted bus companies.

From cheap bus tickets to more luxurious buses traveling from Heathrow to Portsmouth, we offer a wide range of bus services to best suit your needs depending on how much your budget is.

Frequently asked questions for your trip Heathrow - Portsmouth

Find cheapest prices for buses

Price is for a one-way ticket for one passenger and based on past searches.

Best price found
07/29
$25
07/30
$21
Today
$24
08/01
$20
08/02
$22
08/03
$21
08/04
$20
08/05
$22
busbud logoThe cheapest trip from Heathrow to Portsmouth was searched and found on Aug 4, 2025 with a price of $20

To save money and be sure you have the best seat, it's a good idea to buy your bus tickets from Heathrow to Portsmouth, as early as possible.

You can expect to pay from $20 to $50 for a bus ticket from Heathrow to Portsmouth based on the last 2 days. You can expect to find the cheapest price for the trip at $20 which is on 2025-08-04.

About Bus Travel

Bus Travel Tips

Meet and talk to locals at the bus stations while traveling from Heathrow to Portsmouth.There is no better way to get inside travel information while exploring a new city than to go straight to its people.

Much more than a mere vehicle taking you from Heathrow to Portsmouth, riding the bus will expose you to some of the most stunning panoramas while enroute to your final bus stop.

Taking the bus creates the smallest carbon footprint compared to other modes of transport. Not to mention that buses will allow you to discover scenic gems from Heathrow to Portsmouth that are otherwise impossible to come by with a plane.

Create your own real life musical score by curating a personalized bus travel playlist - the perfect accompaniment to your bus ride from Heathrow to Portsmouth.

Did you know?

One of the longest bus route in the world goes all the way from Ontario to Alberta in Canada (with the same bus). This trip is 3,435 km or 2,135 miles long and the price is a bit under $100.

The word 'bus' is an abbreviation of 'omnibus" which means 'for all' in Latin as buses were meant to be transportation for everybody.

The bus driver with the longest career in the world drove more than 2,000,000 miles and is a happy World Record holder.

Will you be returning to Heathrow by bus?

Bus from Heathrow to Portsmouth

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Busbud makes bus travel easy. We help travelers find a bus, plot routes, and book intercity bus tickets all over the world. With Busbud, wherever you go, you have a worldwide bus station within reach and available in your own language and currency. With Busbud, you can buy tickets with confidence. We ensure that you make the most out of your bus trip by partnering up with reliable bus companies from all around the world such as Greyhound, Eurolines, ALSA, OUIBUS (BlaBlaBus), National Express and many others.

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