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

Return flights

17 Mar - 31 Mar	United
18 Mar - 25 Mar	United
10 Mar - 18 Mar	United
11 Mar - 02 Apr	United
24 Mar - 31 Mar	United
08 Mar - 18 Mar	United
05 Mar - 15 Mar	Iberia	direct
24 Mar - 14 Apr	British Airways
08 Mar - 14 Mar	Avianca
01 Mar - 12 Mar	Iberia	direct
08 Mar - 18 Mar	Iberia	direct
01 Mar - 14 Mar	Avianca
19 Mar - 02 Apr	Aer Lingus	direct
26 Mar - 02 Apr	United
24 Mar - 04 Apr	Iberia
30 Mar - 05 Apr	Iberia
27 Mar - 07 Apr	Iberia
26 Mar - 06 Apr	United
27 Mar - 06 Apr	TAP
29 Mar - 06 Apr	Hahn Air Technologies

Also check the deals for one-way flights from San Juan to Madrid in March.

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 San Juan to Madrid in March from 402€

Return flights