AirHint found the following cheapest return flights from Paris (CDG) to Lisbon (LIS) in July 2025 (see full year).

Return flights

31 Jul - 04 Aug	KLM
31 Jul - 06 Aug	KLM
31 Jul - 07 Aug	KLM
30 Jul - 06 Aug	Air France	direct
30 Jul - 07 Aug	Air France
31 Jul - 10 Aug	KLM
30 Jul - 07 Aug	Air France	direct
31 Jul - 07 Aug	Air France	direct
30 Jul - 03 Aug	Air France	direct
31 Jul - 06 Aug	Air France	direct
31 Jul - 31 Jul	Vueling Airlines
31 Jul - 31 Jul	Air France	direct
30 Jul - 30 Jul	Air France	direct

Also check the deals for one-way flights from Paris 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 Paris to Lisbon in July from 274€

Return flights