Next bus departures
| Operated by | Vehicle type | Departure time | Departure location | Trip duration | Arrival time | Arrival location | Recommended | Price and booking link |
|---|---|---|---|---|---|---|---|---|
 | Bus | Sion (Rue Traversière) | Porto Airport (OPO) | Cheapest | ||||
| Bus | Sion (Rue Traversière) | Campanhã Bus terminal | Fastest | ||||
| Bus | Sion (Rue Traversière) | Porto Airport (OPO) | No tags | ||||
| Bus | Sion (Rue Traversière) | Campanhã Bus terminal | No tags |
Last refresh of the prices: Last Saturday at 11:57 PM CET.
Compare 2 ways to go from Sion to Porto
Among the sustainable travel choices, the bus stands out as a good way to reach Porto. The journey takes about 1 day, 6 hours 5 minutes, and with fares starting at just $152, it presents an excellent value for a comfortable ride.
| Average Price | Average Duration | CO₂ emissions | Actions | |
|---|---|---|---|---|
| Average Price$152 - $269 | Average Duration1d 6h | 35kg CO₂e | ||
Carpool | Average Price$244 - $244 | Average Duration19h 30m | 59kg CO₂e |
Where are the popular stops in Sion and Porto?
Stops in Sion
- A
Station d'autobus Sion
Rue du Chanoine-Berchtold 5, 1950 Sion, Switzerland - B
Sion - En Face de la gare CFF
Cour de la Gare 4, 1950 Sion, Switzerland
Stops in Porto
- B
TIC - Terminal Intermodal Campanhã
Terminal Intermodal de Campanhã, R. de Bonjóia, 4300-084 Porto, Portugal - CRua do Capitão Henrique Galvão, 4050-424 Porto, Portugal
- 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
Based on 11556 reviews, the company was rated 3.5 stars on Busbud. Travellers were especially satisfied with the ticket access and the staff but often complained with the WiFi. FlixBus ticket prices on this trip start at $152
Frequently asked questions about travelling from Sion to Porto by bus
Please note that schedules, routes, or operator details shown here may be updated or vary at the time of your trip.
How much is the bus ticket from Sion to Porto?
The cheapest bus tickets from Sion to Porto start from $152. The average price for this route is around $170. Busbud recommends that you book your tickets in advance for a better chance to get the lowest possible price.
How long is the bus ride from Sion to Porto?
The average bus travel time from Sion to Porto is 1d 6h, covering a distance of 1397 km. The quickest bus can get you there in 1d 5h and is operated by FlixBus.
Which bus companies service the Sion to Porto route?
Several major bus companies operate on this route with 4 buses available per day.
What are the earliest and latest departure times for the bus from Sion to Porto?
The earliest bus departs from Sion to Porto at 9:35am. And the latest bus departs at 9:35am.
What are the CO₂ emissions for the bus trip from Sion to Porto?
A bus trip from Sion to Porto generates an estimated 35 kg of CO₂, making it a highly eco-friendly travel option and a mode of travel recommended by Busbud.
Find cheapest prices for buses
Price is for a one-way ticket for one passenger and based on past searches.
The cheapest trip from Sion to Porto was searched and found on Dec 9, 2025 with a price of $230To save money and be sure you have the best seat, it's a good idea to buy your bus tickets from Sion to Porto, as early as possible.
You can expect to pay from $230 to $243 for a bus ticket from Sion to Porto based on the last 2 days. You can expect to find the cheapest price for the trip at $230 which is on 2025-12-09.
What's the cheapest way to go from Sion to Porto?
The bus is the cheapest travel choice for this destination
