AirHint found the following cheapest return flights from Lisbon (LIS) to Dublin (DUB)
in December 2025 (see full year ).
Return flights
04 Dec
- 09 Dec
Ryanair
100 €
direct
04 Dec
- 11 Dec
Ryanair
100 €
direct
04 Dec
- 06 Dec
Ryanair
100 €
direct
04 Dec
- 10 Dec
Ryanair
100 €
direct
02 Dec
- 09 Dec
Ryanair
100 €
direct
02 Dec
- 04 Dec
Ryanair
100 €
direct
02 Dec
- 11 Dec
Ryanair
100 €
direct
02 Dec
- 06 Dec
Ryanair
100 €
direct
02 Dec
- 10 Dec
Ryanair
100 €
direct
06 Dec
- 09 Dec
Ryanair
100 €
direct
14 Dec
- 03 Jan
Ryanair
108 €
direct
23 Dec
- 13 Jan
Ryanair
117 €
direct
17 Dec
- 03 Jan
Ryanair
117 €
direct
14 Dec
- 04 Jan
Ryanair
118 €
direct
17 Dec
- 04 Jan
Ryanair
118 €
direct
23 Dec
- 03 Jan
Ryanair
134 €
direct
18 Dec
- 03 Jan
Ryanair
134 €
direct
21 Dec
- 03 Jan
Ryanair
134 €
direct
20 Dec
- 03 Jan
Ryanair
134 €
direct
19 Dec
- 03 Jan
Ryanair
134 €
direct
Also check the deals for one-way flights from Lisbon to Dublin in December .
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.