How to get from London to San Juan: connecting flights, about 13h 10m total

Flights from London to San Juan

Pick a departure date to see flights and seller prices

We search agencies and airlines for your day: nonstop and connecting flights, baggage, departure and arrival times.

Prices by day: London to San Juan

Lowest one-way price in dollars from recent searches, cheap days in green. Press a day to see flights and exact prices.

Best fares from London to San Juan

Lowest one-way prices found by recent searches for the next 120 days; press a card to search that date

Cheapest one-way $533 24 November 2026, with a connection Cheapest weekend departure $637 Fri, 25 December 2026 Cheapest month November 2026 tickets from $546

Where to connect

Options with one connection, fastest first

fastest, via Punta Cana: 13h 10m
two tickets, via New York: $549
connection options: 5
straight-line distance: 4,199 mi (6,758 km)

fastest

Via Punta Cana

Dominican Republic

13h 10m

with the connection

London to Punta Cana flight 9h 10m

Connection of about 3h

Punta Cana to San Juan flight 1h

two ticketsfrom $1,132

Via Madrid

Spain

14h 33m

with the connection

London to Madrid flight 2h 30m

Connection of about 3h

Madrid to San Juan flight 9h 3m

Via Boston

United States

14h 45m

with the connection

London to Boston flight 7h 40m

Connection of about 3h

Boston to San Juan flight 4h 5m

two ticketsfrom $661

Via New York

United States

14h 59m

with the connection

London to New York flight 8h 3m

Connection of about 3h Arrival: John F. Kennedy International, Newark Liberty International. Departure to San Juan: John F. Kennedy International, LaGuardia, Newark Liberty International.

New York to San Juan flight 3h 56m

two ticketsfrom $549

Via Philadelphia

United States

15h 3m

with the connection

London to Philadelphia flight 8h 5m

Connection of about 3h

Philadelphia to San Juan flight 3h 58m

two ticketsfrom $658

One ticket or two

How the options are calculated and what to keep in mind at the connection

Flight times come from the nonstop schedule (estimated from the distance where there is no schedule), with 3h allowed for the connection. The price of an option is the sum of the lowest known fares for each leg; their dates may not match, so treat it as a guide. The search shows tickets for your dates, including connections on a single ticket.

Nearest nonstop flights

The closest you can get without a connection

From London to cities closest to San Juan

London to Punta Cana Punta Cana: 148 mi (238 km) from San Juan, flight 9h 10m from $405 London to Saint John's Saint John's: 301 mi (484 km) from San Juan, flight 8h 55m from $696 London to Providenciales Providenciales: 460 mi (741 km) from San Juan, flight 12h 15m from $663 London to St Vincent St Vincent: 491 mi (790 km) from San Juan, flight 10h 55m London to St. George's St. George's: 531 mi (855 km) from San Juan, flight 11h 10m from $572 London to Bridgetown Bridgetown: 569 mi (915 km) from San Juan, flight 9h from $576

To San Juan from cities closest to London

Madrid to San Juan Madrid: 785 mi (1,263 km) from London, flight 9h 3m Montreal to San Juan Montreal: 3,244 mi (5,220 km) from London, flight 4h 45m Boston to San Juan Boston: 3,271 mi (5,264 km) from London, flight 4h 5m from $98 Hartford to San Juan Hartford: 3,355 mi (5,400 km) from London, flight 3h 57m from $90 New York to San Juan New York: 3,461 mi (5,570 km) from London, flight 3h 56m from $96 Philadelphia to San Juan Philadelphia: 3,542 mi (5,700 km) from London, flight 3h 58m from $46

Frequently asked questions

Is there a nonstop flight from London to San Juan?

There are no nonstop flights in the schedule. You will need a connection, the fastest is via Punta Cana.

What is the fastest way to fly from London to San Juan?

Via Punta Cana: 9h 10m to the connection, 1h after it, about 13h 10m in total with 3h for the connection.

How much does a flight from London to San Juan with a connection cost?

Two nonstop tickets via New York from $549. This is the sum of the lowest known prices for each leg, and their dates may not match.

Which cities can you connect in between London and San Juan?

Punta Cana (13h 10m total), Madrid (14h 33m total), Boston (14h 45m total), New York (14h 59m total) and Philadelphia (15h 3m total).

How far is San Juan from London?

4,199 mi (6,758 km) in a straight line between the cities.

How much time should I allow for the connection?

The options allow 3h. On a single ticket the carrier is responsible for the connection; on separate tickets you set the margin yourself, allowing time to collect and re-check your bags.