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

Return flights

28 Jul - 25 Aug	easyJet	direct
19 Jul - 31 Aug	Ryanair	direct
29 Jul - 16 Aug	Ryanair	direct
31 Jul - 19 Aug	Ryanair	direct
22 Jul - 19 Aug	Ryanair	direct
29 Jul - 12 Aug	Ryanair	direct
31 Jul - 16 Aug	Ryanair	direct
29 Jul - 05 Aug	Ryanair	direct
31 Jul - 12 Aug	Ryanair	direct
24 Jul - 12 Aug	Ryanair	direct
13 Jul - 14 Jul	TAP
18 Jul - 29 Jul	easyJet
11 Jul - 14 Jul	TAP
25 Jul - 27 Jul	easyJet
16 Jul - 29 Jul	easyJet
24 Jul - 29 Jul	Ryanair
25 Jul - 29 Jul	TAP
25 Jul - 28 Jul	TAP
12 Jul - 14 Jul	TAP
22 Jul - 29 Jul	Ryanair

Also check the deals for one-way flights from Lisbon to Luxemburg 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 Lisbon to Luxemburg in July from $105

Return flights