Cheapest return flights from Shannon to London in December from 33€

AirHint found the following cheapest return flights from Shannon (SNN) to London (LGW) in December 2025 (see full year).

Return flights

09 Dec - 10 Dec Ryanair direct
03 Dec - 06 Dec Ryanair direct
03 Dec - 10 Dec Ryanair direct
06 Dec - 10 Dec Ryanair direct
03 Dec - 09 Dec Ryanair direct
06 Dec - 09 Dec Ryanair direct
18 Dec - 06 Jan Ryanair direct
13 Dec - 01 Jan Ryanair direct
18 Dec - 07 Jan Ryanair direct
18 Dec - 01 Jan Ryanair direct
18 Dec - 05 Jan Ryanair direct
09 Dec - 13 Dec Ryanair direct
03 Dec - 13 Dec Ryanair direct
03 Dec - 04 Dec Ryanair direct
16 Dec - 01 Jan Ryanair direct
16 Dec - 05 Jan Ryanair direct
06 Dec - 13 Dec Ryanair direct
19 Dec - 06 Jan Ryanair direct
19 Dec - 07 Jan Ryanair direct
19 Dec - 01 Jan Ryanair direct

Also check the deals for one-way flights from Shannon to London in December.

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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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