Cheap flights from Madrid to San Juan

One-way fares from €349 · MAD → SJU · prices found by travellers in the last 48 hours

Compare all dates San Juan → Madrid
Cheapest fare
€349

avianca airlines · Sat, 13 Mar

Cheapest month
March

from €349

Direct flights
Not recently

Usually 1+ stop

Quickest trip
13h 20m

6,370 km

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Cheapest month to fly from Madrid to San Juan

Lowest one-way fare per person in each month. Choose a month to see every date.

  1. December 2026 €380
  2. March 2027 Cheapest €349

Cheapest dates in March 2027

The lowest fares we've seen for each day, cheapest first.

avianca airlines
Depart01:25 Sat, 13 MarMAD → SJU 13h 20m · 1 stop
€349one way, per person
View deal
avianca airlines
Depart01:25 Sat, 27 MarMAD → SJU 13h 20m · 1 stop
€459one way, per person
View deal
See every date in March 2027 →

Plan the rest of your trip to San Juan

Where to stay, what to do and getting around, from our travel partners.

Where to stay

Hotels in San JuanCompare places to stay on Booking.com Find hotels →

Things to do

Things to do in San JuanTours, attractions and day trips on Klook Explore →

Getting around

Airport transfer in San JuanPre-book a driver to meet you at arrivals, with Kiwitaxi Book a transfer → Car hire in San JuanCompare rental cars from major brands on EconomyBookings Compare cars →

About flights from Madrid to San Juan

Madrid (MAD) and San Juan (SJU) are about 6,370 km apart. We haven't seen direct fares on this route recently, so expect at least one stop; the quickest journey we've seen takes about 13h 20m. Over the next few months, one-way fares start from €349, and March 2027 is currently the cheapest month to fly.

These prices come from searches travellers made in the last 48 hours, so they move quickly. If you see a good fare, it's worth booking soon. FlightsExp is free to use: you book directly with our travel partner.

Frequently asked questions

How much is a flight from Madrid to San Juan?

The cheapest one-way fare we've seen recently is €349 with avianca airlines, departing Saturday, 13 March 2027. Over the coming months, the lowest fare in each month ranges from €349 to €380.

What is the cheapest month to fly from Madrid to San Juan?

March 2027 currently has the lowest fares, from €349 one way.

Are there direct flights from Madrid to San Juan?

We haven't seen direct fares recently, so most journeys include at least one stop.

How long is the flight from Madrid to San Juan?

The quickest journey we've seen takes about 13h 20m. Madrid and San Juan are around 6,370 km apart.

Which airlines fly from Madrid to San Juan?

Recent fares on this route were with TAP Air Portugal and avianca airlines.

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