Cheapest one-way flights from San Jose (SJC) to London (LHR), September

Select a price to book. see full year.

Dates, airline, and price
Dates Airline Price
10 Sep Frontier Airlines
20 Sep Alaska Airlines
29 Sep Alaska Airlines
11 Sep Alaska Airlines
15 Sep Air France
14 Sep Alaska Airlines
08 Sep Alaska Airlines
07 Sep Alaska Airlines
12 Sep Alaska Airlines
26 Sep Alaska Airlines
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deals for return flights from San Jose to London in September.

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Updated Jul 17, 2026.

About these fares

These results come from our latest search across airlines for your currency. Prices change quickly and are not locked until you complete booking—always confirm the total and fare rules on the partner site.

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