British Airways flights from San Francisco to London (SFO - LON)

• Can I get a flight from San Francisco to London on British Airways for under $800?

  3 British Airways flights from SFO to LON have recently been found on Cheapflights for under $800. Click here to find the best deals to London for your desired dates.

• How do most travelers feel about British Airways?

  When planning your SFO-LON trip, keep in mind that British Airways is typically rated 6.8/10. This rating comes from 29 reviews by Cheapflights users who have traveled with British Airways.

Currently, the most affordable month to book a British Airways flight from San Francisco to London in November, with an average price of $653. Conversely, traveling with British Airways from San Francisco to London in June will be the most expensive, with an average cost of $1,173. Various factors influence flight prices, so comparing airlines, departure airports, and times can help reduce costs.

If weather is an important factor for your trip to London, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 62.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 39.2 F).