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

Return flights

11 Dec - 22 Dec	Ryanair	direct
19 Dec - 22 Dec	Ryanair	direct
11 Dec - 21 Dec	Ryanair	direct
19 Dec - 21 Dec	Ryanair	direct
11 Dec - 01 Jan	Ryanair	direct
19 Dec - 01 Jan	Ryanair	direct
11 Dec - 12 Dec	Ryanair	direct
11 Dec - 28 Dec	Ryanair	direct
19 Dec - 28 Dec	Ryanair	direct
27 Dec - 01 Jan	Ryanair	direct
27 Dec - 28 Dec	Ryanair	direct
31 Dec - 01 Jan	British Airways

Also check the deals for one-way flights from Manchester 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.

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Cheapest return flights from Manchester to Shannon in December from 58€

Return flights