Flights to Silicon Valley from London - ₩1,112,800

View ₩1,112,800 flight on Mon, Sep 15, 2025Opens in a new window

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Cheap Flights from London to Silicon Valley (LON-SJC)

Prices were available within the past 7 days and start at ₩1,112,800 for one-way flights and ₩780,700 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Fri, Mar 21 - Fri, Mar 28
LHR
London
SFO
San Francisco
₩780,700 Roundtrip, found 4 days ago
₩780,700
Roundtrip
found 4 days ago
Select United flight, departing Fri, Mar 21 from London to San Francisco, returning Fri, Mar 28, priced at ₩780,700 found 4 days ago
United
Fri, Mar 21 - Fri, Mar 28
LHR
London
SFO
San Francisco
₩780,700 Roundtrip, found 4 days ago
₩780,700
Roundtrip
found 4 days ago
Select United flight, departing Fri, Mar 21 from London to San Francisco, returning Fri, Mar 28, priced at ₩780,700 found 4 days ago
Delta
Tue, Mar 4 - Tue, Mar 11
LHR
London
SFO
San Francisco
₩800,700 Roundtrip, found 13 hours ago
₩800,700
Roundtrip
found 13 hours ago
Select Delta flight, departing Tue, Mar 4 from London to San Francisco, returning Tue, Mar 11, priced at ₩800,700 found 13 hours ago
Swiss International Air Lines
Fri, Mar 21 - Fri, Mar 28
LHR
London
SFO
San Francisco
₩807,000 Roundtrip, found 4 days ago
₩807,000
Roundtrip
found 4 days ago
Select Swiss International Air Lines flight, departing Fri, Mar 21 from London to San Francisco, returning Fri, Mar 28, priced at ₩807,000 found 4 days ago
Lufthansa
Fri, Mar 21 - Fri, Mar 28
LHR
London
SFO
San Francisco
₩811,800 Roundtrip, found 4 days ago
₩811,800
Roundtrip
found 4 days ago
Select Lufthansa flight, departing Fri, Mar 21 from London to San Francisco, returning Fri, Mar 28, priced at ₩811,800 found 4 days ago
Virgin Atlantic
Tue, Mar 4 - Tue, Mar 11
LHR
London
SFO
San Francisco
₩817,800 Roundtrip, found 13 hours ago
₩817,800
Roundtrip
found 13 hours ago
Select Virgin Atlantic flight, departing Tue, Mar 4 from London to San Francisco, returning Tue, Mar 11, priced at ₩817,800 found 13 hours ago
*Available to Expedia members.