Cheap flights from Spain to Puerto Rico from £367

In general, August is the cheapest month to fly from Spain to Puerto Rico. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around £160. If you don’t want to visit Puerto Rico in August, then you should wait until July to fly from Spain, when ticket prices are also cheap, with an average price of £160.

According to our data, Saturday is the cheapest day to fly to Puerto Rico from Spain. The lowest ticket price found for a Saturday departure recently was £506. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. The most expensive day to fly to Puerto Rico is Tuesday, with ticket prices averaging around £716.

Fly from Madrid Barajas to San Juan Luis Munoz Marin Intl for the best Spain - Puerto Rico flight prices

You are more likely to see cheaper flights to Puerto Rico from Spain when booking weeks ahead of your departure date. In general, you can expect to find flights to Puerto Rico for around £622 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Puerto Rico from Spain for as low as £497 on momondo.

There is only 1 cabin class available to choose from on Spain to Puerto Rico flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

You could potentially save up to 40% on your flight if you consider stops on a Spain to Puerto Rico flight.

Historically, on average around 24% of flights between Spain and Puerto Rico have experienced a delay on any given week. The average delay length over the past 12 months has been 152 minutes.

Generally, flights departing in the early afternoon tend to experience fewer delays. Flights departing in the morning have, in the past, seen delays more frequently in comparison.

Sunday is statistically the day of the week that experiences the fewest delays on this flight route. Tuesday has historically seen more delays on average compared to the rest of the week.

According to our data, Iberia have had the fewest delays on this route over the last 12 months, with about 23% of their flights experiencing any sort of delay.

As of May 2026, there are 7 flights per day flying from Spain to Puerto Rico. The most common time of day flights depart is 12:00, with 100% of flights taking off in the afternoon.

As of May 2026, 51 flights take off from Spain and land in Puerto Rico each week. The most common flight departure day for this route is Thu, with 24% of weekly flights taking off on this day.