£290 Cheap Flights to Silicon Valley

View £290 flight on Wed, 21 May 2025Opens in a new window

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Cheap round-trip flights to Silicon Valley

Prices were available within the past 7 days and start at £290 for one-way flights and £404 for round trip, for the period specified. Be sure to select the 'Direct flights only' box above if you are looking for a non stop route. Prices and availability are subject to change. Additional terms apply.

TAP Portugal
Mon, 13 Oct - Tue, 21 Oct
LGW
London
SFO
San Francisco
£404 Return, found 1 hour ago
£404
Return
found 1 hour ago
Select TAP Portugal flight, departing Mon, 13 Oct from London to San Francisco, returning Tue, 21 Oct, priced at £404 found 1 hour ago
TAP Portugal
Wed, 17 Sep - Wed, 15 Oct
LHR
London
SFO
San Francisco
£407 Return, just found
£407
Return
just found
Select TAP Portugal flight, departing Wed, 17 Sep from London to San Francisco, returning Wed, 15 Oct, priced at £407 just found
Scandinavian Airlines
Thu, 16 Oct - Wed, 29 Oct
MAN
Manchester
SFO
San Francisco
£432 Return, found 1 day ago
£432
Return
found 1 day ago
Select Scandinavian Airlines flight, departing Thu, 16 Oct from Manchester to San Francisco, returning Wed, 29 Oct, priced at £432 found 1 day ago
British Airways
Thu, 11 Sep - Sat, 20 Sep
LHR
London
SJC
San Jose
£445 Return, found 1 day ago
£445
Return
found 1 day ago
Select British Airways flight, departing Thu, 11 Sep from London to San Jose, returning Sat, 20 Sep, priced at £445 found 1 day ago
Virgin Atlantic
Sun, 4 May - Mon, 12 May
LHR
London
OAK
Oakland
£445 Return, found 6 days ago
£445
Return
found 6 days ago
Select Virgin Atlantic flight, departing Sun, 4 May from London to Oakland, returning Mon, 12 May, priced at £445 found 6 days ago

Expedia flights to Silicon Valley

Searching for cheap flights to Silicon Valley? No travel company presents more choices than Expedia if you're looking to compare flights to Silicon Valley. With more airlines, cheaper flights, fewer stops, and more departure and arrival times travellers should ensure they search on Expedia before any holiday to California. Expedia provides the cheapest flights to many destinations in California and you may find even greater savings if you combine your flight with a hotel stay in Silicon Valley.

Expedia is the largest online travel agency which means that Expedia have access to cheap flights. So make sure you check Expedia regularly for these bargain flights because the cheapest airline tickets sell out fast.

Expedia is not only free for everyone to use but it quick and easy to use. Find the lowest flight prices guaranteed and book directly through Expedia. Browse through hundreds of cheap flight offers to find the one that suits your budget by simply inputting your travel dates. Expedia will then find the cheapest flights to Silicon Valley for that period and let you choose your preferred time and airline. If you need additional assistance, Expedia Customer Service representatives are available from 8am - 10pm Monday to Friday, and 9am - 10pm at weekends. Our capable staff will be able to help you with any questions regarding your Silicon Valley flight, or other booking questions that may arise. When you book flights with Expedia you can rest assured that you have booked the best flight at the lowest price.

Frequently asked questions

How do I find cheap flights to Silicon Valley that have flexible change policies?
Search for cheap fares to Silicon Valley, then tick the “No change fee” box directly below the “Flexible change policies” heading. It’s that easy. We understand that travel plans change and flexibility matters, so book with confidence with Expedia.
Which airlines fly to Silicon Valley?
Whether you’re headed someplace new or rendezvousing at your favourite holiday area, these airlines will fly you into or near Silicon Valley:

  • United Airlines - 6,036 flights to or near Silicon Valley each month, including 5,914 flights to San Francisco Intl. Airport (SFO) and 121 flights to Norman Y. Mineta San Jose Intl. Airport (SJC) per month.
  • Southwest Airlines - 4,987 flights to or near Silicon Valley each month, including 2,314 flights to Oakland Intl. Airport (OAK) and 2,179 flights to Norman Y. Mineta San Jose Intl. Airport (SJC) per month.
  • Alaska Airlines - 3,207 flights to or near Silicon Valley each month, including 2,349 flights to San Francisco Intl. Airport (SFO) and 689 flights to Norman Y. Mineta San Jose Intl. Airport (SJC) per month.

How can I find cheap tickets to Silicon Valley?
Start searching as early as possible, consider nearby airports, use frequent flyer miles — there are lots of ways! One more is to use Expedia’s “flexible dates” function. Find a Silicon Valley flight, then compare the prices for nearby dates. In the last seven days, the best price for a flight to Silicon Valley was £404.
How much is a flight to Silicon Valley?
In the last seven days, return airfares to Silicon Valley sold for as little as £404 and peaked at £445. For one-way fares taking off from London (LHR), the lowest price during this same period was just £290.
What are the most popular airports to fly into in Silicon Valley?
Fly into any one of these leading airports in Silicon Valley and you’ll be perfectly positioned to experience all that this fantastic region has to offer:

  • San Francisco Intl. Airport (SFO) - 11,935 flights per month.
  • Norman Y. Mineta San Jose Intl. Airport (SJC) - 3,788 flights per month.
  • Oakland Intl. Airport (OAK) - 3,086 flights per month.

When is the cheapest time to fly to Silicon Valley?
Jet off early in the week to score a bargain fare to Silicon Valley. Tuesday is usually the cheapest day to depart, with Monday a close second. Saturday typically has the most expensive prices. This is because a lot of travellers prefer to begin their getaway on a weekend.
How much is a plane ticket to Silicon Valley?
In the last seven days, airfares cost between £404 and £445. Take a look at our terrific deals to Silicon Valley, pick your favourite and then get packing!
What months are the cheapest to book a flight to Silicon Valley?
A great month to purchase well-priced flights to Silicon Valley is February. Keep in mind that in the United States, the most expensive time to book a ticket is during the month of December.
Flights to Silicon Valley information
Destination airport
San Francisco Intl.
Destination airport IATA code
SFO
Destination city name
San Francisco
Return price
£404

Trending flights to Silicon Valley

Prices were available within the past 7 days and start at £290 for one-way flights and £404 for round trip, for the period specified. Be sure to select the 'Direct flights only' box above if you are looking for a non stop route. Prices and availability are subject to change. Additional terms apply.

TAP Portugal
Mon, 13 Oct - Tue, 21 Oct
LGW
London
SFO
San Francisco
£404 Return, found 1 hour ago
£404
Return
found 1 hour ago
Select TAP Portugal flight, departing Mon, 13 Oct from London to San Francisco, returning Tue, 21 Oct, priced at £404 found 1 hour ago
*Available to Expedia members.