Flights from San Francisco to Porto Alegre
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From $1517 · Prices update daily
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The quick answer
Flights from San Francisco to Porto Alegre start around $1517 round-trip. Main carrier: Alaska Airlines. Cheapest month to fly: December. e-Visa required before travel (Brazil).
Price calendar — next 60 days
★ Cheapest: $1517 on Wed, Dec 23 · AS
Lowest return fares · Prices update daily · Final price confirmed at booking
Price calendar — San Francisco to Porto Alegre
Month-by-month lowest fares. Green = cheapest dates.
Brazil essentials
🟡 e-Visa required before travel · up to 90 days
US citizens require an e-Visa (reintroduced 2025).
Full Porto Alegre visa guide →🆘 Emergency
190 (police) · 192 (ambulance)
💱 Currency
Brazilian Real (R$)
🕐 Time zone
UTC−2 to −5
🗣️ Language
Portuguese
🔌 Plugs
Type C/N · 127V/220V
🚗 Driving
Right side
💡 Tipping
10% often included
📞 Dial code
+55
🏛️ US Embassy
Brasília · +55 61-3312-7000
Entry rules can change — always confirm with official sources before booking.
Stay connected in Porto Alegre
Skip roaming fees — get a local eSIM before you land. Works in 200+ countries and activates instantly, so you’re online the moment you touch down.
Travel insurance
Protect your San Francisco to Porto Alegre trip against delays, cancellations, and medical emergencies. US travelers can compare plans from top insurers.
Airport transfer in Porto Alegre
Pre-book your ride into Porto Alegre. Fixed price, meet & greet, and a driver waiting at arrivals — no meter anxiety after a long flight.
Flight delayed or cancelled?
If your San Francisco to Porto Alegre flight was delayed more than 3 hours or cancelled, you may be entitled to up to €600 in compensation under EU/UK rules — even if you flew a non-EU airline. Free to check, no win no fee.
More resources
San Francisco to Porto Alegre — frequently asked
How much is a flight from San Francisco to Porto Alegre?+
Fares start around $1517 round-trip. Prices update daily across 800+ airlines.
What is the cheapest month to fly San Francisco to Porto Alegre?+
December typically has the lowest fares.
Are there direct flights from San Francisco to Porto Alegre?+
This route is usually served by connecting flights. Use the search above to check for any direct options on your dates.
Which airlines fly from San Francisco to Porto Alegre?+
Carriers on this route include Alaska Airlines. Compare them side by side in the search above.
Do US citizens need a visa for Brazil?+
e-Visa required before travel for stays up to 90 days. US citizens require an e-Visa (reintroduced 2025).
What currency is used in Brazil?+
The Brazilian Real (BRL, R$). The emergency number is 190 (police) · 192 (ambulance).
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