AirHint found the following cheapest return flights from Madrid (MAD) to San Jose (SJO) in August 2026 (see full year).

Return flights

28 Aug - 15 Sep	Air France
26 Aug - 15 Sep	Air France
30 Aug - 15 Sep	Air France
29 Aug - 15 Sep	Iberojet	direct
20 Aug - 01 Sep	Ryanair
29 Aug - 14 Sep	Air France
27 Aug - 08 Sep	Iberojet	direct
29 Aug - 10 Sep	Iberojet	direct
18 Aug - 01 Sep	Wizz Air Malta
23 Aug - 31 Aug	Wizz Air Malta
21 Aug - 30 Aug	TAP
17 Aug - 30 Aug	TAP
20 Aug - 02 Sep	Ryanair
20 Aug - 31 Aug	Ryanair
20 Aug - 30 Aug	Ryanair
18 Aug - 28 Aug	Wizz Air Malta
22 Aug - 27 Aug	Iberojet
22 Aug - 28 Aug	Iberojet
21 Aug - 31 Aug	Avianca
20 Aug - 27 Aug	Iberojet	direct

Also check the deals for one-way flights from Madrid to San Jose in August.

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 Madrid to San Jose in August from 630€

Return flights