AirHint found the following cheapest return flights from London (STN) to San Jose (SJO) in July 2026 (see full year).

Return flights

21 Jul - 28 Jul	Ryanair
02 Jul - 18 Jul	Ryanair
20 Jul - 28 Jul	Ryanair
25 Jul - 08 Aug	Ryanair
30 Jul - 06 Aug	Ryanair
20 Jul - 06 Aug	Ryanair
08 Jul - 28 Jul	Jet2
16 Jul - 23 Jul	Ryanair
29 Jul - 12 Aug	Ryanair
13 Jul - 06 Aug	Jet2
03 Jul - 18 Jul	Jet2
22 Jul - 29 Jul	Ryanair
11 Jul - 25 Jul	Ryanair
02 Jul - 12 Jul	Ryanair
28 Jul - 04 Aug	Ryanair
27 Jul - 05 Aug	Ryanair
01 Jul - 01 Aug	Ryanair
26 Jul - 12 Aug	Ryanair
26 Jul - 11 Aug	Ryanair
19 Jul - 28 Jul	Ryanair

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

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 London to San Jose in July from 874€

Return flights