Next bus departures
| Operated by | Vehicle type | Departure time | Departure location | Trip duration | Arrival time | Arrival location | Recommended | Price and booking link |
|---|---|---|---|---|---|---|---|---|
 | Bus | Rodoviária de Porto Alegre | Terminal San Carlos | Cheapest | ||||
 | Bus | Rodoviária de Porto Alegre | Terminal San Carlos | Fastest | ||||
| Bus | Rodoviária de Porto Alegre | Terminal San Carlos | No tags | ||||
| Bus | Rodoviária de Porto Alegre | Terminal San Carlos | No tags |
Last refresh of the prices: Last Monday at 2:43 PM -03.
Get from Porto Alegre to San Carlos
The journey takes about 9 hours 50 minutes, and with fares starting at just $143, it presents an excellent value for a comfortable ride.
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Frequently asked questions about travelling from Porto Alegre, RS to San Carlos, UY 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 Porto Alegre to San Carlos?
The cheapest bus tickets from Porto Alegre to San Carlos start from $143. The average price for this route is around $171. 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 Porto Alegre to San Carlos?
The average bus travel time from Porto Alegre to San Carlos is 9h 50m, covering a distance of 635 km. The quickest bus can get you there in 8h 57m and is operated by EGA.
Which bus companies service the Porto Alegre to San Carlos route?
What are the earliest and latest departure times for the bus from Porto Alegre to San Carlos?
The earliest bus departs from Porto Alegre to San Carlos at 8:00pm. And the latest bus departs at 9:50pm.
What are the CO₂ emissions for the bus trip from Porto Alegre to San Carlos?
A bus trip from Porto Alegre to San Carlos generates an estimated 16 kg of CO₂, making it a highly eco-friendly travel option and a mode of travel recommended by Busbud.
What is the best bus company from Porto Alegre to San Carlos?
According to Busbud customers, the highest-rated bus company on this route is EGA, with an average rating of 4.5 out of 5 stars based on 596 reviews.
Which bus company has the best Wi-Fi from Porto Alegre to San Carlos?
Based on Busbud reviews, the bus company EGA has the highest Wi-Fi rating with a score of 3.8.
Which bus company has the best on-time performance from Porto Alegre to San Carlos?
According to Busbud traveller reviews, the most punctual bus company on this route is EGA, with a punctuality rating of 4.5 out of 5 stars.
Which bus company has the cleanest buses from Porto Alegre to San Carlos?
According to Busbud traveller reviews, the bus company with the cleanest buses on this route is TTL, with a cleanliness rating of 5.0 out of 5 stars.
Find cheapest prices for buses
Price is for a one-way ticket for one passenger and based on past searches.
The cheapest trip from Porto Alegre, RS to San Carlos, UY was searched and found on Dec 6, 2025 with a price of $122To save money and be sure you have the best seat, it's a good idea to buy your bus tickets from Porto Alegre, RS to San Carlos, UY, as early as possible.
You can expect to pay from $122 to $181 for a bus ticket from Porto Alegre, RS to San Carlos, UY based on the last 2 days. You can expect to find the cheapest price for the trip at $122 which is on 2025-12-06.
