Cheapest return flights from Porto to London in March from 100€

Best time to book flights for Porto (OPO) to London (STN) flights at AirHint

AirHint found the following cheapest return flights from Porto (OPO) to London (STN) in March 2026 (see full year).

Return flights

14 Mar - 18 Mar Ryanair direct
02 Mar - 18 Mar Ryanair direct
01 Mar - 18 Mar Ryanair direct
13 Mar - 18 Mar Ryanair direct
03 Mar - 18 Mar Ryanair direct
14 Mar - 17 Mar Ryanair direct
14 Mar - 16 Mar Ryanair direct
02 Mar - 07 Mar Ryanair direct
02 Mar - 17 Mar Ryanair direct
02 Mar - 16 Mar Ryanair direct
14 Mar - 01 Apr Ryanair direct
13 Mar - 01 Apr Ryanair direct
28 Mar - 18 Apr Ryanair direct
20 Mar - 01 Apr Ryanair direct
22 Mar - 01 Apr Ryanair direct
14 Mar - 02 Apr Ryanair direct
13 Mar - 02 Apr Ryanair direct
20 Mar - 02 Apr Ryanair direct
22 Mar - 02 Apr Ryanair direct
28 Mar - 01 Apr Ryanair direct

Also check the deals for one-way flights from Porto to London in March.

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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