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

Return flights

14 May - 23 May	Avianca
01 May - 11 May	Avianca
31 May - 07 Jun	Air France
30 May - 07 Jun	Air France
25 May - 07 Jun	Air France
18 May - 07 Jun	Air France
21 May - 24 May	Avianca
21 May - 31 May	Avianca
15 May - 05 Jun	Air France
25 May - 31 May	Air France
14 May - 05 Jun	Air France
10 May - 20 May	Avianca
04 May - 11 May	Avianca
01 May - 16 May	Avianca
14 May - 24 May	Avianca
04 May - 10 May	Avianca
14 May - 05 Jun	Iberia	direct
25 May - 07 Jun	Iberia	direct
23 May - 10 Jun	Air France
30 May - 09 Jun	Iberia	direct

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

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.

Book a cheap hotel in San Jose

Cheap car rent in San Jose

Cheapest return flights from Madrid to San Jose in May from $573

Return flights