AirHint found the following cheapest return flights from London (LCY) to Lisbon (LIS) in July 2026 (see full year).

Return flights

15 Jul - 19 Jul	KLM
01 Jul - 23 Jul	KLM
01 Jul - 06 Jul	KLM
01 Jul - 05 Jul	KLM
06 Jul - 10 Jul	Iberia
29 Jul - 06 Aug	Iberia
23 Jul - 30 Jul	Iberia
29 Jul - 05 Aug	Iberia
27 Jul - 05 Aug	Iberia
17 Jul - 21 Jul	KLM
09 Jul - 13 Jul	Iberia
17 Jul - 20 Jul	KLM
01 Jul - 08 Jul	Iberia
28 Jul - 06 Aug	Iberia
20 Jul - 06 Aug	Iberia
14 Jul - 06 Aug	Iberia
27 Jul - 04 Aug	Iberia
06 Jul - 18 Aug	Iberia
29 Jul - 18 Aug	Iberia
28 Jul - 03 Aug	Iberia

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

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 London to Lisbon in July from 234€

Return flights