AirHint found the following cheapest return flights from San Jose (SJC) to London (LHR) in June 2026 (see full year).

Return flights

10 Jun - 19 Jun	Icelandair
08 Jun - 19 Jun	Icelandair
01 Jun - 15 Jun	Icelandair
02 Jun - 24 Jun	Icelandair
23 Jun - 30 Jun	Icelandair
10 Jun - 01 Jul	Icelandair
16 Jun - 23 Jun	Icelandair
16 Jun - 24 Jun	Icelandair
08 Jun - 25 Jun	Icelandair
03 Jun - 22 Jun	Icelandair
24 Jun - 13 Jul	Icelandair
22 Jun - 13 Jul	Icelandair
24 Jun - 15 Jul	Icelandair
22 Jun - 09 Jul	Icelandair
16 Jun - 23 Jul	Icelandair
24 Jun - 09 Jul	Icelandair
28 Jun - 15 Jul	United
11 Jun - 18 Jun	Icelandair
20 Jun - 09 Jul	Icelandair
29 Jun - 10 Jul	Icelandair

Also check the deals for one-way flights from San Jose to London in June.

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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Cheapest return flights from San Jose to London in June from $1069

Return flights