Cheapest return flights from London to San Juan in October from $765

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

Return flights

01 Oct - 12 Oct Ryanair
20 Oct - 03 Nov Wizz Air UK
05 Oct - 11 Oct Ryanair
20 Oct - 01 Nov Wizz Air UK
01 Oct - 08 Oct Ryanair
31 Oct - 08 Nov Wizz Air UK
21 Oct - 31 Oct Wizz Air UK
29 Oct - 07 Nov easyJet
30 Oct - 07 Nov Wizz Air UK
15 Oct - 25 Oct Ryanair
22 Oct - 28 Oct Wizz Air UK
22 Oct - 26 Oct Wizz Air UK
16 Oct - 24 Oct Ryanair
16 Oct - 25 Oct Ryanair
23 Oct - 01 Nov Vueling Airlines
23 Oct - 30 Oct Wizz Air Malta

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

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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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