Cheapest return flights from London to San Juan in June from $881

AirHint found the following cheapest return flights from London (STN) to San Juan (SJU) in June 2026 (see full year).

Return flights

01 Jun - 07 Jun Ryanair
03 Jun - 13 Jun Ryanair
05 Jun - 12 Jun Ryanair
10 Jun - 14 Jun Ryanair
08 Jun - 14 Jun Ryanair
05 Jun - 17 Jun Ryanair
03 Jun - 09 Jun Ryanair
06 Jun - 19 Jun Ryanair
18 Jun - 28 Jun Ryanair
11 Jun - 15 Jun Ryanair
18 Jun - 02 Jul Ryanair
24 Jun - 06 Jul Ryanair
25 Jun - 04 Jul Ryanair
24 Jun - 01 Jul Ryanair

Also check the deals for one-way flights from London to San Juan in June.

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The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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