Cheapest return flights from Porto to Shannon in May from 103€

Best time to book flights for Porto (OPO) to Shannon (SNN) flights at AirHint

AirHint found the following cheapest return flights from Porto (OPO) to Shannon (SNN) in May 2025 (see full year).

Return flights

14 May - 28 May Ryanair direct
21 May - 28 May Ryanair direct
01 May - 04 May Ryanair direct
01 May - 11 May Ryanair direct
01 May - 21 May Ryanair direct
21 May - 08 Jun Ryanair direct
14 May - 29 May Ryanair direct
14 May - 21 May Ryanair direct
01 May - 08 May Ryanair direct
21 May - 29 May Ryanair direct
21 May - 05 Jun Ryanair direct
14 May - 01 Jun Ryanair direct
21 May - 01 Jun Ryanair direct
21 May - 04 Jun Ryanair direct
25 May - 28 May Ryanair direct
25 May - 08 Jun Ryanair direct
25 May - 05 Jun Ryanair direct
18 May - 08 Jun Ryanair direct
25 May - 01 Jun Ryanair direct
18 May - 05 Jun Ryanair direct

Also check the deals for one-way flights from Porto to Shannon in May.

Skyscanner

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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