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Compare 2 ways to travel from Cambridge to Portsmouth

Bus
Average priceUS$45 - US$78Average duration5h 55m
4kg CO₂e5 out of 5 stars
Most eco-friendly
Carpool
Average priceUS$26 - US$36Average duration2h 30m
7kg CO₂e4 out of 5 stars
CheapestFastest
busbud logoBusbud recommends carpooling from Cambridge to Portsmouth

Among the sustainable travel choices, the carpool stands out as a good way to reach Portsmouth. The journey takes about 2 hours 30 minutes and with fares starting at just US$26, it presents an excellent value for a comfortable ride.

1carpool per day
2h 30mAverage duration
US$26Cheapest ticket
7kgCO₂ emissions

Bus Cambridge to Portsmouth: Trip Overview

Average ticket priceUS$62
Average bus trip duration5h 55m
Number of daily buses5.3999999999999995
Earliest bus departure03:50
Distance111 miles
Latest bus departure18:15

Cambridge to Portsmouth Bus

Busbud helps you find a bus from Cambridge to Portsmouth. Get the best fare and schedule, book a round trip ticket or find buses with WiFi and electrical outlets.

We make it our job to connect you with the most dependable bus companies that cover bus service from Cambridge to Portsmouth.

Discover how much the bus trip from Cambridge to Portsmouth will cost you. Use our filters and sorting features to find the cheapest bus tickets or luxury buses.

Frequently asked questions on the trip Cambridge - Portsmouth

  1. How far is Portsmouth from Cambridge by coach?

    The journey from Cambridge to Portsmouth by coach covers an approximate distance of 110 miles (177 km).

  2. Is there a way to reach Portsmouth from Cambridge without a car?

    The best way to go from Cambridge to Portsmouth without a car is by coach. They are frequent and reliable, offering a convenient and eco-friendly journey. Depending on your preferences, carpooling can also be considered as an option.

Find cheapest prices for buses

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

Best price found
17/06
US$60
18/06
No data
Today
No data
20/06
No data
21/06
No data
22/06
US$52
23/06
No data
24/06
No data
busbud logoThe cheapest trip from Cambridge to Portsmouth was searched and found on 22 Jun 2025 with a price of US$52

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

You can expect to pay from US$52 to US$88 for a bus ticket from Cambridge to Portsmouth based on the last 2 days. You can expect to find the cheapest price for the trip at US$52, which is on 2025-06-22.

About Bus Travel

Bus Travel Tips

Make friends with the driver. They usually know a lot about your destination and may even recommend which side of the bus to sit on to get the best views on the road between Cambridge and Portsmouth!

From miles long of beauteous natural landscapes to impressive man-crafted sights, you’re bound to be in for a visual treat on your bus trip from Cambridge to Portsmouth.

Buses have the smallest carbon footprint of all motorized transport modes. A bus going from Cambridge to Portsmouth will emit half the CO2 emitted by a train, and radically less than a car or an airplane.

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

Did you know?

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

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.

It takes 27 hours to go by bus from Lima to Cusco, one of the craziest bus trips on the world. This route is used daily by locals and backpackers.

Will you be returning to Cambridge by bus?

Bus from Cambridge to Portsmouth

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