AirHint found the following cheapest return flights from Madrid (MAD) to San Juan (SJU) in June 2026 (see full year).

Return flights

02 Jun - 09 Jun	jetBlue
04 Jun - 18 Jun	Iberia
04 Jun - 11 Jun	Iberia
04 Jun - 08 Jun	British Airways
01 Jun - 17 Jun	Lufthansa
10 Jun - 17 Jun	United
04 Jun - 09 Jun	United
01 Jun - 09 Jun	United
01 Jun - 10 Jun	United
02 Jun - 10 Jun	United
09 Jun - 02 Jul	Wizz Air Malta
22 Jun - 01 Jul	Iberia
28 Jun - 05 Jul	Royal Air Maroc
30 Jun - 08 Jul	Iberia
30 Jun - 07 Jul	Iberia	direct
23 Jun - 03 Jul	Royal Air Maroc
25 Jun - 05 Jul	Royal Air Maroc
25 Jun - 04 Jul	Royal Air Maroc
25 Jun - 06 Jul	Royal Air Maroc
29 Jun - 06 Jul	Ryanair

Also check the deals for one-way flights from Madrid to San Juan 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 Madrid to San Juan in June from 583€

Return flights