The cheapest times to fly from MAD to SJU are

  • January 8th to May 20th (except the week of April 9th)
  • October 15th to December 9th

based on data collected exclusively by Champion Traveler across tens of millions of flights. Among all the dates above, the very cheapest time to fly from MAD to SJU is late January. Prices can be as high as $1515 for Saturday flights during early August, or as low as $511 for Tuesday flights around late January.


When to Fly to San Juan

Flying from Madrid (MAD) to San Juan, PR (SJU) will usually cost between $525 to $1260 per person if booking more than four weeks in advance. On average the very cheapest time to fly is late January with an average ticket price of $536. Due to high demand the most expensive time to fly is early August, with an average price of $1398. Planning your trip to low-cost times can easily save you $862 on economy flights and even more on first-class flights. Generally, any price below $702 can be considered a good price for a round-trip MAD to SJU flight.

See below for a graph of average weekly prices for the MAD to SJU route. All prices are for round-trip tickets in USD.

MAD to SJU Flight Prices

Compared to other flights, the MAD to SJU flight is cheaper than the average and costs about as much as the average flight leaving from Madrid. The average price per mile (for a direct flight) is $0.11, which is far below average.


Flight Prices by Day of the Week

Tuesday is usually the cheapest day to fly to SJU, and Wednesday the cheapest day to fly back into MAD. Saturdays are the most expensive days to fly out or take a return trip. Selecting flights on the least expensive days could save you up to $78 (9%) on this flight.

Departing prices are for round-trip flights returning on the day of departure. For example, a flight departing on Tuesday and returning a week later will cost an average of $757. Return trip prices are from the SJU to MAD flight, and often highlight the quality of our data in showing the same trend.

Departing Prices by Day

Departure Day Prices

Return Trip Prices by Day

Return Day Prices


Nonstop Flights and Layovers

Travelers looking to fly from MAD to SJU can generally find a 0-layover flight. Because there is a direct flight option the real-world direct flight time of 8 hour 7 minutes may be realistic.


Flight Hacking MAD to SJU

Flight hacking is when you book two tickets instead of a layover, sometimes with different airlines. You will need to either bring only a carry-on bag (highly recommended) or leave yourself plenty of time to go through security again. Flight hacking is completely allowed, but airlines don’t always tell you the cheapest way to get from MAD to SJU — but Champion Traveler does!

Hack #1: New York, NY (MAD > JFK > SJU)

  • Price for both tickets: $660
  • Average savings: $42 (5.98%)

See MAD to flights


Flight Questions Answered

Still have questions about flying from MAD to SJU? We’ve got answers.

Which airlines fly this route?

You can find 23 major airlines flying this route most often: Aer Lingus, Air Canada, Air Europa, Air France, Alitalia, American, Avianca, British Airways, COPA, Delta, Finnair, Frontier, Iberia, JetBlue, KLM, Lufthansa, Norwegian, Norwegian Air International, Norwegian Air UK, SWISS, TAME, Tap Air Portugal, United, and potentially more during busy seasons.

How far away is it from Luis Munoz Marin International Airport to Adolfo Suarez Madrid Barajas Airport?

The distance between the two airports is roughly 3963 miles or 6378 kilometers.

How long does it take to fly from MAD to SJU?

The real-world flight time for a nonstop MAD to SJU flight is about 8 hour 7 minutes.

How many flights go between Madrid and San Juan, PR?

It depends on the day of the week and the date, but a typical day might have around 53 available flights from MAD to SJU.


Airport Location Info


Departing Airport

Origination code MAD
Origination airport name Adolfo Suarez Madrid Barajas Airport
City Madrid
Country Spain
Latitude 40.5
Longitude -3.6

Return Airport

Destination code SJU
Destination airport name Luis Munoz Marin International Airport
City San Juan, PR
Country the United States
Latitude 18.4
Longitude -66


Other Resources

Please note that while we’ve worked hard to analyzed tens of millions of flights to get you this data, we do not calculate current live prices or guarantee pricing. Please see our partners using the links above for current offers.