Cheapest return flights from Porto to Shannon in June from $68

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 June 2025 (see full year).

Return flights

04 Jun - 05 Jun Ryanair direct
05 Jun - 12 Jun Ryanair direct
04 Jun - 12 Jun Ryanair direct
05 Jun - 18 Jun Ryanair direct
04 Jun - 18 Jun Ryanair direct
12 Jun - 18 Jun Ryanair direct
05 Jun - 19 Jun Ryanair direct
04 Jun - 19 Jun Ryanair direct
12 Jun - 19 Jun Ryanair direct
18 Jun - 19 Jun Ryanair direct
26 Jun - 17 Jul Ryanair direct
18 Jun - 17 Jul Ryanair direct
26 Jun - 03 Jul Ryanair direct
12 Jun - 03 Jul Ryanair direct
18 Jun - 03 Jul Ryanair direct
19 Jun - 03 Jul Ryanair direct
25 Jun - 03 Jul Ryanair direct
26 Jun - 16 Jul Ryanair direct
25 Jun - 16 Jul Ryanair direct
29 Jun - 17 Jul Ryanair direct

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

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.

Book a cheap hotel in Shannon

Cheap car rent in Shannon