Cheapest return flights from Grenoble to Lisbon in December from 1989€

AirHint found the following cheapest return flights from Grenoble (GNB) to Lisbon (LIS) in December 2026 (see full year).

Return flights

31 Dec - 03 Jan British Airways

Also check the deals for one-way flights from Grenoble to Lisbon in December.

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