Cheapest return flights from London to San Juan in October from 540€

Best time to book flights for London (LGW) to San Juan (SJU) flights at AirHint

AirHint found the following cheapest return flights from London (LGW) to San Juan (SJU) in October 2025 (see full year).

Return flights

01 Oct - 15 Oct jetBlue
08 Oct - 23 Oct jetBlue
10 Oct - 20 Oct Air Europa
10 Oct - 17 Oct jetBlue
24 Oct - 01 Nov TAP
11 Oct - 18 Oct jetBlue
23 Oct - 02 Nov easyJet
10 Oct - 26 Oct TAP
23 Oct - 01 Nov TAP
24 Oct - 04 Nov TAP
22 Oct - 31 Oct Icelandair
06 Oct - 13 Oct jetBlue
19 Oct - 26 Oct Icelandair
27 Oct - 07 Nov Icelandair
10 Oct - 10 Oct Iberia

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

Skyscanner

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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