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Cheap flights from San Francisco (SFO) to Southampton (SOU)

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How to find the cheapest flight from
San Francisco (SFO) to Southampton (SOU)

What is the cheapest day to fly round-trip from San Francisco to Southampton?

Travelers have found that booking a Wednesday departure is the best way to save up to 34% on the cost of booking your flights compared to booking on days of the week where this route is of high demand.

How far in advance should I book a flight from San Francisco to Southampton?

When searching for a good deal, it’s best to be prepared for potential fluctuations in price. We recommend booking at least 51 days in advance, which can save you up to 38% on flights from San Francisco to Southampton compared to booking the week you need them. Waiting 51 days out may not be for everyone, so we have options available for flights within the next two weeks, with the lowest price starting at $813. For sooner than that we have options available in the next 3 days from $886.

What is the cheapest month to fly from San Francisco to Southampton?

The best pricing can be found in the month of February. Prices to Southampton from San Francisco average $634. You can even find prices in February for less than $634, as users have found deals to Southampton from as low as $394. The month of June appears to be one of the more expensive times to travel to Southampton from San Francisco. Flying in the targeted month can save you up to 66%.

When is the cheapest time to fly from San Francisco to Southampton (SFO - SOU)?

It’s optimal to fly from San Francisco to Southampton in the afternoon. By choosing this option you can save up to 62% on the cost of your flight, compared to a flight in the morning.

Related info for your journey

Useful info, stats and facts about San Francisco to Southampton flights.

Flight FAQs

From San Francisco to Southampton

Are flight prices decreasing from San Francisco to Southampton due to COVID-19 (coronavirus)?

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 San Francisco and Southampton 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.

Does it rain more in San Francisco or Southampton?

Expected rainfall in San Francisco is more than in Southampton. You can expect this to be the case over the next 3 days.

Is San Francisco weather warmer or cooler than Southampton?

Expect the weather to be around 77 °F 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 Southampton is generally colder than in San Francisco.

Alternative routes for San Francisco to Southampton

Destination information for Southampton

Things to know before you go. Useful info for your trip from San Francisco to Southampton
Today's exchange rate
$1 = £0.78
Average temperature for September in Southampton
66.2 °F
Avg rainfall for September in Southampton
2.0 ″

Airports servicing San Francisco

Airports servicing Southampton

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