How much is the bus ticket from San Sebastian to Porto?

The cheapest coach tickets from San Sebastian to Porto start from £20. The average price for this route is around £65. Busbud recommends that you book your tickets in advance for a better chance to get the lowest possible price.

How long is the bus journey from San Sebastian to Porto?

The average bus journey time from San Sebastian to Porto is 13h 30m, covering a distance of 371 miles. The fastest bus can take you there in 9h 55m and is operated by FlixBus .

Which bus companies service the San Sebastian to Porto route?

Several major bus companies operate on this route with 7 buses available per day, including services from FlixBus , ALSA , BlaBlaCar Bus .

What is the earliest and latest departure time for the bus from San Sebastian to Porto?

The earliest bus departs from San Sebastian to Porto at 00:50. And the latest bus departs at 22:40.

What are the CO₂ emissions for the bus trip from San Sebastian to Porto?

A bus journey from San Sebastian to Porto produces an estimated 15 kg of CO₂, making it a highly eco-friendly choice and a mode of travel recommended by Busbud.

Which is the best bus company from San Sebastian to Porto?

According to Busbud customers, the highest-rated bus company on this route is ALSA , with an average rating of 4.3 out of 5 stars based on 60787 reviews.

Which company has the best Wi-Fi from San Sebastian to Porto?

Based on Busbud reviews, the bus company ALSA has the best Wi-Fi rating with a score of 3.5.

Which bus company offers the most punctual service from San Sebastian to Porto?

According to Busbud traveller reviews, the most punctual bus company on this route is ALSA , with a punctuality rating of 4.3 out of 5 stars.

Which bus company has the cleanest buses from San Sebastian to Porto?

According to Busbud traveller reviews, the bus company with the cleanest buses on this route is ALSA , with a cleanliness rating of 4.7 out of 5 stars.

Bus San Sebastian to Porto from £19 | Refundable Tickets

Next bus departures

Next departures from San Sebastian to Porto on 1 December
Vehicle type	Departure time	Departure location	Trip duration	Arrival time	Arrival location	Recommended
Bus	03:05	Donostia	10h 15m	12:20	TIC - Terminal Intermodal Campanhã- R. de Bonjóia, 4300-084 Porto	Cheapest
Bus	22:40	Donostia	9h 55m	07:35	Campanhã Bus terminal	Fastest
Bus	06:40	Donostia	13h 45m	19:25	TIC - Terminal Intermodal Campanhã- R. de Bonjóia, 4300-084 Porto	No tags
Bus	08:15	Estación de Autobuses de San Sebastian	12h 44m	19:59	OPO Aeropuerto	No tags
Bus	06:45	Donostia	13h 30m	19:15	Campanhã Bus terminal	No tags

Next departures from San Sebastian to Porto on 2 December
Vehicle type	Departure time	Departure location	Trip duration	Arrival time	Arrival location	Recommended
Bus	03:05	Donostia	10h 15m	12:20	TIC - Terminal Intermodal Campanhã- R. de Bonjóia, 4300-084 Porto	Cheapest
Bus	22:40	Donostia	9h 55m	07:35	Campanhã Bus terminal	Fastest
Bus	06:40	Donostia	13h 45m	19:25	TIC - Terminal Intermodal Campanhã- R. de Bonjóia, 4300-084 Porto	No tags
Bus	00:50	Donostia	16h 9m	15:59	Aeropuerto Porto - OPO - Francisco Sá Carneiro Airport	No tags
Bus	06:45	Donostia	13h 30m	19:15	Campanhã Bus terminal	No tags

Next departures from San Sebastian to Porto on 4 December
Vehicle type	Departure time	Departure location	Trip duration	Arrival time	Arrival location	Recommended
Bus	06:45	Donostia	13h 30m	19:15	Campanhã Bus terminal	Cheapest
Bus	09:35	Donostia	11h 35m	20:10	Campanhã Bus terminal	Fastest
Bus	08:05	Donostia	17h 50m	00:55	Porto Airport (OPO)	No tags
Bus	09:35	Donostia	22h 35m	07:10	Porto Airport (OPO)	No tags

Next departures from San Sebastian to Porto on 5 December
Vehicle type	Departure time	Departure location	Trip duration	Arrival time	Arrival location	Recommended
Bus	03:45	Estación de Autobuses de San Sebastian	14h 9m	16:54	TIC - Terminal Intermodal Campanhã- R. de Bonjóia, 4300-084 Porto	Cheapest
Bus	22:40	Donostia	9h 55m	07:35	Campanhã Bus terminal	Fastest
Bus	00:50	Donostia	16h 9m	15:59	Aeropuerto Porto - OPO - Francisco Sá Carneiro Airport	No tags
Bus	02:45	Donostia	12h 55m	14:40	Campanhã Bus terminal	No tags
Bus	00:50	Donostia	16h 9m	15:59	Aeropuerto Porto - OPO - Francisco Sá Carneiro Airport	No tags

Last refresh of the prices: Yesterday at 13:38 CET.

Compare 2 ways to travel from San Sebastian to Porto

We recommend carpooling

Among the sustainable travel choices, the carpool stands out as a good way to reach Porto. The journey takes about 8 hours 10 minutes and with fares starting at just £28, it presents an excellent value for a comfortable ride.

2carpool per day

8h 10mAverage duration

371 milesDistance

25kgCO₂ emissions

	Average price	Average duration	CO₂ emissions	Actions
Bus	Average price£20 - £153	Average duration13h 30m	CO₂ emissions 15kg CO₂e
Carpool	Average price£28 - £92	Average duration8h 10m	CO₂ emissions 25kg CO₂e

Where are the popular stops in San Sebastian and Porto?

Stops in San Sebastian

A
Donostia
Federico García Lorca Pasealekua, 2, 20014 Donostia, Gipuzkoa, Spain
Visit page
B
Pío XII
Pio XII.aren Plaza, 3, 20010 Donostia, Gipuzkoa, Spain
C
Universidad
Tolosa Hiribidea, 71, 20018 Donostia, Gipuzkoa, Spain

Stops in Porto

A
Porto Airport
Visit page
B
TIC - Terminal Intermodal Campanhã
Terminal Intermodal de Campanhã, R. de Bonjóia, 4300-084 Porto, Portugal
Visit page
C
Casa da Música
Rua do Capitão Henrique Galvão, 4050-424 Porto, Portugal
Visit page
D
Praça do Infante D. Henrique
R. da Bolsa 1834, 4050-295 Porto, Portugal
E
Campo 24 de Agosto
Campo 24 de Agosto 147, 4300 Porto, Portugal
F
Praça da Galiza, 96
Praça da Galiza 96, 4050-481 Porto, Portugal

Compare bus companies

FlixBus

3.5/511,483 reviews

Staff4.2

Timeliness3.9

Cleanliness4.1

WiFi2.7

ALSA

4.5/560,853 reviews

Staff4.7

Timeliness4.4

Cleanliness4.7

WiFi3.5

BlaBlaCar Bus

3.5/511,180 reviews

Staff4.4

Timeliness3.7

Cleanliness4.3

WiFi2.6

PT Bus Companies: FlixBus, BlaBlaCar Bus, ALSA, Greyhound, Intercape, Rede Expressos, Trenitalia

Frequently asked questions about travelling by bus from San Sebastian to Porto

Please note that timetables, routes, or operator details shown here may be updated or vary at the time of your journey.

How much is the bus ticket from San Sebastian to Porto?
The cheapest coach tickets from San Sebastian to Porto start from £20. The average price for this route is around £65. Busbud recommends that you book your tickets in advance for a better chance to get the lowest possible price.
How long is the bus journey from San Sebastian to Porto?
The average bus journey time from San Sebastian to Porto is 13h 30m, covering a distance of 371 miles. The fastest bus can take you there in 9h 55m and is operated by FlixBus.
Which bus companies service the San Sebastian to Porto route?
Several major bus companies operate on this route with 7 buses available per day, including services from FlixBus, ALSA, BlaBlaCar Bus.
What is the earliest and latest departure time for the bus from San Sebastian to Porto?
The earliest bus departs from San Sebastian to Porto at 00:50. And the latest bus departs at 22:40.
What are the CO₂ emissions for the bus trip from San Sebastian to Porto?
A bus journey from San Sebastian to Porto produces an estimated 15 kg of CO₂, making it a highly eco-friendly choice and a mode of travel recommended by Busbud.
Which is the best bus company from San Sebastian to Porto?
According to Busbud customers, the highest-rated bus company on this route is ALSA, with an average rating of 4.3 out of 5 stars based on 60787 reviews.
Which company has the best Wi-Fi from San Sebastian to Porto?
Based on Busbud reviews, the bus company ALSA has the best Wi-Fi rating with a score of 3.5.
Which bus company offers the most punctual service from San Sebastian to Porto?
According to Busbud traveller reviews, the most punctual bus company on this route is ALSA, with a punctuality rating of 4.3 out of 5 stars.
Which bus company has the cleanest buses from San Sebastian to Porto?
According to Busbud traveller reviews, the bus company with the cleanest buses on this route is ALSA, with a cleanliness rating of 4.7 out of 5 stars.

Find cheapest prices for buses

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

Best price found

29/11

£19

30/11

£40

Today

£19

02/12

£19

03/12

£32

04/12

£39

05/12

£45

06/12

£19

The cheapest trip from San Sebastian to Porto was searched and found on 6 Dec 2025 with a price of £19

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

You can expect to pay from £19 to £145 for a bus ticket from San Sebastian to Porto based on the last 2 days. You can expect to find the cheapest price for the trip at £19, which is on 2025-12-06.