Cheap flights from Portsmouth to San Francisco

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

All the information you need to plan the best SOU to SFO flight in 2021: compare Portsmouth to San Francisco flight prices with the expected peak season, weather and rainfall in San Francisco.
How far in advance should I book a flight from Portsmouth to San Francisco?

Find a great deal and save up to 41% by booking at least 61 days prior to your desired departure date, rather than waiting until the week of travel. According to our data, there are a number of flights available from Portsmouth to San Francisco within the next two weeks, with the cheapest ticket starting at £382.

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

Flights from Portsmouth to San Francisco lean towards being more expensive in July. Prices are generally better when you fly from Portsmouth to San Francisco in February, with the cheapest ticket starting at £254.

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

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Portsmouth to San Francisco as you normally would.

Portsmouth to San Francisco 2021 flight deals

Cheap flights to San Francisco from Portsmouth found for this year
28 Nov - 18 Feb
£1,000pp
SOU
Southampton Eastleigh
KLM
   
2 STOPS
SFO
San Francisco
SFO
San Francisco
KLM
 
1 STOP
SOU
Southampton Eastleigh
28 Nov - 18 Feb
£1,036pp
SOU
Southampton Eastleigh
KLM
   
2 STOPS
SFO
San Francisco
SFO
San Francisco
KLM
   
2 STOPS
SOU
Southampton Eastleigh

Related info for your journey

Useful info, stats and facts about <span class="emphasized">Portsmouth</span> to <span class="emphasized">San Francisco</span> flights.

Flight FAQs

From Portsmouth to San Francisco

Are flight prices decreasing from Southampton to San Francisco 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 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.

Does it rain more in Southampton or San Francisco?

The rainfall in Southampton is generally same as the rainfall in San Francisco. This will continue over the next 10 days.

Is Southampton weather warmer or cooler than San Francisco?

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.

Alternative routes for Portsmouth to San Francisco

See prices for flight routes from nearby airports that may be better suited for you.

Destination information for San Francisco

Things to know before you go - useful duration and weather info for your trip from Portsmouth to San Francisco.
Today's exchange rate
£1 = $1.40
Average temperature for May in San Francisco
21.0 °C
Avg rainfall for May in San Francisco
14.0 mm

Airports servicing Southampton

Airports servicing San Francisco

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