Next bus departures
| Operated by | Vehicle type | Departure time | Departure location | Trip duration | Arrival time | Arrival location | Recommended | Price and booking link |
|---|---|---|---|---|---|---|---|---|
 | Bus | Terminal San Carlos | Rodoviária de Porto Alegre | Cheapest | ||||
| Bus | Terminal San Carlos | Rodoviária de Porto Alegre | Fastest | ||||
| Bus | Terminal San Carlos | Rodoviária de Porto Alegre | No tags |
Last refresh of the prices: Yesterday at 10:02 AM -03.
Get from San Carlos to Porto Alegre
The journey takes about 10 hours 10 minutes and with fares starting at just $99, it presents an excellent value for a comfortable ride.
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Frequently asked questions about traveling from San Carlos, UY to Porto Alegre, RS 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 San Carlos to Porto Alegre?
The cheapest bus tickets from San Carlos to Porto Alegre start from $99. The average price for this route is around $117. 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 San Carlos to Porto Alegre?
The average bus trip duration from San Carlos to Porto Alegre is 10h 10m, covering a distance of 394 miles (635 km). The quickest bus can get you there in 9h 25m and is operated by EGA.
Which bus companies service the San Carlos to Porto Alegre route?
What is the earliest and latest departure time for the bus from San Carlos to Porto Alegre?
The earliest bus departs from San Carlos to Porto Alegre at 6:50pm. And the latest bus departs at 11:21pm.
What are the CO₂ emissions for the bus trip from San Carlos to Porto Alegre?
A bus trip from San Carlos to Porto Alegre generates an estimated 16 kg of CO₂, making it a highly eco-friendly travel option and recommended mode of travel by Busbud.
What is the best bus company from San Carlos to Porto Alegre?
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 600 reviews.
Which bus company has the best Wi-Fi from San Carlos to Porto Alegre?
Based on reviews on Busbud, the bus company EGA has the best Wi-Fi rating with a score of 3.7.
Which bus company has the most timely service from San Carlos to Porto Alegre?
According to Busbud traveller reviews, the most timely 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 San Carlos to Porto Alegre?
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 San Carlos, UY to Porto Alegre, RS was searched and found on Dec 26, 2025 with a price of $82To save money and be sure you have the best seat, it's a good idea to buy your bus tickets from San Carlos, UY to Porto Alegre, RS, as early as possible.
You can expect to pay from $82 to $127 for a bus ticket from San Carlos, UY to Porto Alegre, RS based on the last 2 days. You can expect to find the cheapest price for the trip at $82 which is on 2025-12-26.
