What’s the cost of a flight from London to San Juan?

Prices vary based on date, airline, and availability. Compare several options if you're flying between London and San Juan.

Choose a date to explore the best fares now.

If possible, avoid holiday periods: ticket prices tend to rise quickly and availability drops, especially on busy routes. Morning and evening flights are often in high demand too — book early to get a good fare.

Exploring all airports near London and San Juan

Checking all the airports available in the area can give you more departure and arrival options for your trip.

• Airports in London: London is currently the only one operating.
• Airports in San Juan: Try also checking Isla Grande along with San Juan - Luis Muñoz Marín.

Looking at expected traffic to the airport can help avoid surprises on departure day. On busy routes, flying from a quieter airport might also save you money.

Flight filters for the route London – San Juan

Customize your search on Jetcost to focus only on flights that suit your needs. Whether you want a direct connection, specific airline, or shorter layover, filters help you find it faster.

Other popular destinations

Flights to Puerto Rico are often searched alongside: Aguadilla, Culebra Airport, Ponce, San Juan, Vieques Airport.

The cheapest flights might leave at odd hours or arrive at less central airports — keep that in mind. If you travel often, you can always select your trusted airlines from the available options.