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

Return flights

29 Aug - 20 Sep	Iberia	direct
30 Aug - 27 Sep	Iberia	direct
27 Aug - 17 Sep	Iberojet	direct
24 Aug - 02 Sep	Air France
25 Aug - 02 Sep	Air France
20 Aug - 02 Sep	Air France
28 Aug - 13 Sep	Air France
29 Aug - 13 Sep	Air France
19 Aug - 02 Sep	Air France
28 Aug - 12 Sep	Air Canada
23 Aug - 31 Aug	Avianca
21 Aug - 31 Aug	Avianca
19 Aug - 31 Aug	Avianca
22 Aug - 30 Aug	Avianca
21 Aug - 30 Aug	Avianca
17 Aug - 30 Aug	Avianca
18 Aug - 26 Aug	Avianca
20 Aug - 30 Aug	Avianca
19 Aug - 19 Aug	Avianca
18 Aug - 30 Aug	Avianca

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 $746

Return flights