Cheap flights from Birmingham to San Francisco from £320

The month of January is, on average, the cheapest month to fly to San Francisco from Birmingham, with most prices found around £513. If you are unable to visit San Francisco during the month of January, then departing from Birmingham during the month September is also very affordable. Most momondo users find prices during this month for around £576.

You are more likely to see cheaper flights to San Francisco from Birmingham when booking weeks ahead of your departure date. In general, you can expect to find flights to San Francisco for around £680 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Francisco from Birmingham for as low as £548 on momondo.

You could potentially save up to 40% on your flight if you consider stops on a Birmingham to San Francisco flight.

As of August 2026, prices for Birmingham to San Francisco flights are approximately 33% cheaper when compared to flights at the same time last year.

United Airlines, Aer Lingus, and Air Canada are the most popular carriers operating from Birmingham to San Francisco

Aer Lingus, British Airways and Virgin Atlantic are the top three most popular airlines that fly to San Francisco from Birmingham according to our data. Aer Lingus is the first choice among our users, with 47% of people opting to fly with this airline when travelling to San Francisco. Keep in mind that there are 13 different airlines that fly to San Francisco on a routine basis, so you have a few additional options to choose from.

Dublin (DUB) was the most common stop: 78% of momondo users choosing one-stop flights on this route connected there.

Flights via Copenhagen (CPH) offer the lowest average return price of £510.

Flights connecting via Dublin (DUB) have the shortest average one-way travel time: 15h 09m.

Zurich (ZRH) has the shortest average stopover time for this route: 1h 38m.