Users have found that booking a flight from Southampton to San Francisco at least 61 days early can save you up to 41% on average compared to booking a flight this week. If booking 61 days before your flight isn’t an option for you, users have found flights from Southampton to San Francisco for as little as £387 when booking for a departure date within the next two weeks. You can also check prices now. Some users have found airline tickets as low as £475 for flights departing within the next 3 days.
Flights from Southampton to San Francisco lean towards being more expensive in July. Prices are generally better when you fly from Southampton to San Francisco in February, with the cheapest ticket starting at £258.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Southampton to San Francisco as you normally would.
At this time, Cheapflights has noticed price decreases for many domestic flights due to COVID-19. Travel is not necessarily recommended at this time, and flights may be prone to cancellation: please check with local authorities in both Southampton and San Francisco for travel alerts, and be sure to review the airline's cancellation policy and travel advisories before booking. For more information, please view our post on what to know about COVID-19 (coronavirus) and travel.
The rainfall in Southampton is generally less than the rainfall in San Francisco. This will continue over the next 13 days.
Expect the weather to be around 25 °C on average in September. As the temperature peaks, try to get your plans done early, as flight price and availability will have an impact on your travels. The climate in San Francisco is generally hotter than in Southampton.