CalMac Ferries · 9h
Guernsey to Portsmouth Ferry
Compare every Guernsey to Portsmouth sailing. From £57.56 one way, 7 times a day, crossing in about 9h.
- 9h crossing
- 52 sailings a week
- Cars carried
Guernsey to Portsmouth sailings on Saturday 31 October
7 departures found. Prices update live and are shown as a total.
★ Cheapest
Foot passenger
Foot passenger
Foot passenger
Foot passenger
Foot passenger
⚡ Fastest
About the Guernsey to Portsmouth ferry
CalMac Ferries operates the Guernsey – Portsmouth crossing 7 times a day. Expect to be at sea for about 9h, with one-way tickets from £57.56. Book ahead and you will normally pay closer to the £57.56 end; last-minute summer sailings are where prices climb hardest.
Vehicles are carried on this route, so you can take a car, campervan or motorbike across and keep your luggage with you. Foot passengers are welcome on board.
Guernsey to Portsmouth ferry timetable
There are around 52 sailings a week on this route, 7 times a day. The table below shows how this crossing compares with the other services Guernsey and Portsmouth are connected to.
| Route | Operators | Duration | Sailings / week | From | Average | Vehicle |
|---|---|---|---|---|---|---|
| Guernsey – Portsmouth | CalMac Ferries | 9h | 52 | £57.56 | £257.01 | Yes |
| Guernsey – Poole | NorthLink Ferries | 3h | 59 | £64.76 | £308.58 | Yes |
| Guernsey – Jersey | Condor Ferries | 6h 15m | 35 | £41.07 | £155.16 | Yes |
| Guernsey – Weymouth | Stena Line | 3h 5m | 16 | £22.22 | £66.50 | Foot only |
| Guernsey – St Malo | CalMac Ferries | 9h 20m | 54 | £59.57 | £270.96 | Yes |
| Guernsey – Cherbourg | Red Funnel | 8h | 45 | £51.36 | £216.06 | Yes |
| Fishbourne – Portsmouth | Wightlink | 45m | 140 | £11.00 | £178.00 | Yes |
| Caen – Portsmouth | Brittany Ferries | 6h 5m | 20 | £24.00 | £328.00 | Yes |
| Santander – Portsmouth | Balearia | 28h | 43 | £48.69 | £199.40 | Yes |
| Bilbao – Portsmouth | Stena Line | 32h | 32 | £38.11 | £139.27 | Yes |
How much is the ferry from Guernsey to Portsmouth?
One-way fares start at £57.56. Across all booking types the average paid on this route is about £257.01. That figure includes vehicles, multiple passengers and peak-season departures, which is why it sits well above the headline price.
Which operators sail this route?
CalMac Ferries operates the Guernsey – Portsmouth crossing. As the sole operator, availability tightens quickly in peak season, so book early.
- CalMac Ferries, 22 routes across our network
Taking a vehicle
Cars, campervans, motorhomes and motorbikes are all carried on the Guernsey to Portsmouth ferry. Add your vehicle when you search and every price shown will include it, and no vehicle surcharge appears later in the booking.
Getting to Guernsey
Check in opens around 90 minutes before departure for vehicles and 45 minutes for foot passengers, and closes 30 to 60 minutes before sailing depending on the operator. Read our Guernsey port guide for terminal facilities, parking and directions, and the Portsmouth guide for the other end.
Guernsey to Portsmouth ferry: your questions answered
How long is the ferry from Guernsey to Portsmouth?
The Guernsey to Portsmouth ferry takes approximately 9h. Actual crossing time varies a little by operator, vessel and sea conditions.
How much is the ferry from Guernsey to Portsmouth?
One-way fares start from £57.56. The average booking on this route comes to around £257.01 once vehicles, extra passengers and peak dates are taken into account.
Who sails from Guernsey to Portsmouth?
CalMac Ferries operates this crossing. We compare all of them in a single search.
How often does the Guernsey to Portsmouth ferry run?
There are around 52 sailings a week on this route, which works out at 7 times a day. Frequency is usually higher in summer and over school holidays.
Can I take a car on the Guernsey to Portsmouth ferry?
Yes. Cars, campervans and motorbikes are carried on this route. Add your vehicle at the search stage so the price you see includes it.
What is the cheapest day to sail from Guernsey to Portsmouth?
Midweek departures, particularly Tuesday and Wednesday, are typically the cheapest, along with the earliest sailing of the day. Friday and Saturday crossings in July and August are the most expensive.
How far in advance should I book?
Prices on this route rise as departure approaches. Booking more than six weeks ahead usually secures the lowest fare; inside a week you can expect to pay substantially more, especially in peak season.
Do I need a passport for the Guernsey to Portsmouth ferry?
Carry valid photo ID for every passenger. International crossings require a passport valid for the whole of your trip, and non-EU travellers entering the Schengen area are now subject to biometric registration at the border. Check the operator's requirements before you travel.
Alternative crossings
Other ways to make the same journey, and nearby routes worth comparing.
Guernsey to Poole
from £64.76
Guernsey to Jersey
from £41.07
Guernsey to Weymouth
from £22.22
Guernsey to St Malo
from £59.57
Guernsey to Cherbourg
from £51.36
Guernsey to Carteret
from £52.92
Guernsey to Dielette
from £30.83
Fishbourne to Portsmouth
from £11.00
More from Guernsey
Guernsey to PooleGuernsey to JerseyGuernsey to WeymouthGuernsey to St MaloGuernsey to CherbourgGuernsey to CarteretGuernsey to DieletteMore to Portsmouth
Fishbourne to PortsmouthCaen to PortsmouthSantander to PortsmouthBilbao to PortsmouthSt Malo to PortsmouthJersey to PortsmouthCherbourg to PortsmouthLe Havre to Portsmouth