AirHint found the following cheapest return flights from Lisbon (LIS) to London (STN) in October 2025 (see full year).

Return flights

31 Oct - 04 Nov	easyJet
30 Oct - 04 Nov	TAP
30 Oct - 09 Nov	TAP
30 Oct - 18 Nov	Ryanair
30 Oct - 17 Nov	Ryanair
31 Oct - 06 Nov	Ryanair	direct
30 Oct - 03 Nov	TAP
30 Oct - 07 Nov	Ryanair
30 Oct - 02 Nov	easyJet
30 Oct - 08 Nov	TAP
30 Oct - 31 Oct	TAP
31 Oct - 31 Oct	Air Europa
30 Oct - 30 Oct	Ryanair

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

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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Cheapest return flights from Lisbon to London in October from $339

Return flights