AirHint found the following cheapest return flights from London (LGW) to Shannon (SNN)
in December 2025 (see full year ).
Return flights
11 Dec
- 20 Dec
Ryanair
83 €
direct
11 Dec
- 16 Dec
Ryanair
83 €
direct
01 Dec
- 20 Dec
Ryanair
84 €
direct
01 Dec
- 16 Dec
Ryanair
84 €
direct
30 Dec
- 09 Jan
Ryanair
92 €
direct
11 Dec
- 22 Dec
Ryanair
94 €
direct
01 Dec
- 22 Dec
Ryanair
95 €
direct
19 Dec
- 20 Dec
Ryanair
102 €
direct
19 Dec
- 09 Jan
Ryanair
102 €
direct
19 Dec
- 22 Dec
Ryanair
113 €
direct
11 Dec
- 26 Dec
Ryanair
120 €
direct
24 Dec
- 09 Jan
Ryanair
128 €
direct
19 Dec
- 26 Dec
Ryanair
139 €
direct
20 Dec
- 09 Jan
Ryanair
140 €
direct
30 Dec
- 03 Jan
Ryanair
154 €
direct
30 Dec
- 02 Jan
Ryanair
154 €
direct
19 Dec
- 03 Jan
Ryanair
164 €
direct
19 Dec
- 02 Jan
Ryanair
164 €
direct
21 Dec
- 09 Jan
Ryanair
173 €
direct
24 Dec
- 03 Jan
Ryanair
190 €
direct
Also check the deals for one-way flights from London to Shannon 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.