Cheapest return flights from Porto to Shannon in July from 69€

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 July 2025 (see full year).

Return flights

16 Jul - 24 Jul Ryanair direct
10 Jul - 24 Jul Ryanair direct
16 Jul - 20 Jul Ryanair direct
10 Jul - 13 Jul Ryanair direct
10 Jul - 20 Jul Ryanair direct
16 Jul - 23 Jul Ryanair direct
09 Jul - 24 Jul Ryanair direct
10 Jul - 23 Jul Ryanair direct
16 Jul - 17 Jul Ryanair direct
09 Jul - 13 Jul Ryanair direct
24 Jul - 14 Aug Ryanair direct
24 Jul - 07 Aug Ryanair direct
24 Jul - 10 Aug Ryanair direct
23 Jul - 07 Aug Ryanair direct
23 Jul - 10 Aug Ryanair direct
17 Jul - 07 Aug Ryanair direct
16 Jul - 03 Aug Ryanair direct
31 Jul - 21 Aug Ryanair direct
24 Jul - 06 Aug Ryanair direct
23 Jul - 06 Aug Ryanair direct

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

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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