Madrid (MAD) to San Juan (SJU) cheap flight deal from $485 USD in economy class

IBIberia Airlines

Round Trip•Economy

MAD

Madrid-Barajas Airport

Madrid, Spain

SJU

Luis Muñoz Marín International Airport

San Juan, Puerto Rico

$826 USD

-41%$485 USD

Verified Sep 20, 2025 at 4:48 PM

September 2025

Today

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Tue

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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20$2,336 21$1,906 22$1,331 23$1,325 24$1,325 25$1,325 26$1,343 27$562 28$562 29$941 30$876 1$941 2$544 3$562 4$562 5$562

Fair Availability

23% of dates checked are available within 10% of the lowest price

Monday, September 29th, 2025

10 round-trip options

Returning

Sat, Oct 4, 2025•5 Day Trip

$1,348 USD

Google Flights

Returning

Sun, Oct 5, 2025•6 Day Trip

$958 USD

Google Flights

Returning

Mon, Oct 6, 2025•7 Day Trip

$941 USD

Google Flights

Returning

Tue, Oct 7, 2025•8 Day Trip

$941 USD

Google Flights

Returning

Wed, Oct 8, 2025•9 Day Trip

$1,172 USD

Google Flights

Returning

Thu, Oct 9, 2025•10 Day Trip

$1,017 USD

Google Flights

Returning

Fri, Oct 10, 2025•11 Day Trip

$958 USD

Google Flights

Returning

Sat, Oct 11, 2025•12 Day Trip

$958 USD

Google Flights

Returning

Sun, Oct 12, 2025•13 Day Trip

$958 USD

Google Flights

Returning

Mon, Oct 13, 2025•14 Day Trip

$941 USD

Google Flights