Cheap flights from Buenos Aires to San Francisco from $549

If you aren’t able to travel to San Francisco during the month of June, then flying in December is also cheap. Prices for this month can be found on momondo for an average of $1,095.

You are more likely to see cheaper flights to San Francisco from Buenos Aires when booking weeks ahead of your departure date. In general, you can expect to find flights to San Francisco for around $1,167 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Francisco from Buenos Aires for as low as $977 on momondo.

You could potentially save up to 11% on your flight if you consider stops on a Buenos Aires to San Francisco flight.

As of October 2026, prices for Buenos Aires to San Francisco flights are approximately 25% more expensive when compared to flights at the same time last year.

American Airlines, LATAM Airlines, and Copa Airlines are the most popular carriers operating from Buenos Aires to San Francisco

American Airlines, United Airlines and Copa Airlines are the top three most popular airlines that fly to San Francisco from Buenos Aires according to our data. American Airlines is the first choice among our users, with 58% of people opting to fly with this airline when traveling to San Francisco. Keep in mind that there are 4 different airlines that fly to San Francisco on a routine basis, so you have a few additional options to choose from.

Houston (IAH) was the most common stop: 63% of momondo users choosing 1-stop flights on this route connected there.

Flights via Panama City (PTY) offer the lowest average round-trip price of $1,010.

Flights connecting via Houston (IAH) have the shortest average one-way travel time: 17h 17m.

Dallas (DFW) has the shortest average layover time for this route: 2h 23m.