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

Return flights

30 Jul - 05 Aug	Lufthansa
28 Jul - 05 Aug	Lufthansa
28 Jul - 30 Jul	Lufthansa
30 Jul - 31 Jul	easyJet	direct
28 Jul - 31 Jul	Lufthansa
28 Jul - 29 Jul	Lufthansa
28 Jul - 06 Aug	Lufthansa
29 Jul - 07 Aug	Lufthansa
27 Jul - 28 Jul	Lufthansa
28 Jul - 01 Aug	Lufthansa
30 Jul - 11 Aug	Lufthansa
30 Jul - 05 Aug	easyJet	direct
29 Jul - 06 Aug	Lufthansa
30 Jul - 04 Aug	Lufthansa
30 Jul - 07 Aug	Lufthansa
29 Jul - 30 Jul	Lufthansa
29 Jul - 31 Jul	Ryanair	direct
27 Jul - 30 Jul	Lufthansa
27 Jul - 29 Jul	Lufthansa
27 Jul - 31 Jul	Lufthansa

Also check the deals for one-way flights from Luxemburg 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 Luxemburg to Lisbon in July from 233€

Return flights