At the moment, there are two airlines flying to San Juan Puerto Rico. Go through the results to find the right flights for you – you can adjust the filters to see find even more flights to San Juan Puerto Rico.
Aer Lingus is the most popular airline that flies from London City Airport to San Juan Puerto Rico. But it's still worth looking at other options, as there are ten flights to San Juan Puerto Rico every week. If you want to broaden your search, look at flights departing from other airports.
Generally speaking, the flight from London City Airport to San Juan Puerto Rico takes around 20 hrs 10 mins. The fastest flight takes 19 hrs 15 mins to cover the 6771 km distance. You can view all flight times yourself in the results list.
Searching by month, for instance, will show you the best time of the week to fly.