Cheapest return flights from London to Porto in March from $36

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

AirHint found the following cheapest return flights from London (LON) to Porto (OPO) in March 2025 (see full year).

Return flights

23 Mar - 28 Mar Ryanair direct
02 Mar - 08 Mar Ryanair direct
03 Mar - 08 Mar Ryanair direct
03 Mar - 14 Mar Ryanair direct
03 Mar - 13 Mar Ryanair direct
03 Mar - 07 Mar Ryanair direct
03 Mar - 22 Mar Ryanair direct
03 Mar - 19 Mar Ryanair direct
02 Mar - 14 Mar Ryanair direct
02 Mar - 13 Mar Ryanair direct
23 Mar - 09 Apr Ryanair direct
23 Mar - 03 Apr Ryanair direct
23 Mar - 01 Apr Ryanair direct
23 Mar - 06 Apr Ryanair direct
23 Mar - 08 Apr Ryanair direct
23 Mar - 02 Apr Ryanair direct
23 Mar - 04 Apr Ryanair direct
23 Mar - 05 Apr Ryanair direct
22 Mar - 09 Apr Ryanair direct
22 Mar - 03 Apr Ryanair direct

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