Cheapest return flights from London to Porto in March from $192

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

Return flights

11 Mar - 17 Mar Luxair
03 Mar - 10 Mar Luxair
12 Mar - 17 Mar Luxair
05 Mar - 10 Mar Luxair
14 Mar - 17 Mar Luxair
09 Mar - 12 Mar KLM
02 Mar - 11 Mar KLM
03 Mar - 11 Mar KLM
03 Mar - 12 Mar KLM
11 Mar - 13 Mar Luxair
28 Mar - 01 Apr Luxair
31 Mar - 07 Apr Iberia
31 Mar - 03 Apr Iberia
24 Mar - 05 Apr KLM
30 Mar - 10 Apr KLM
31 Mar - 08 Apr Luxair
03 Mar - 24 Apr SWISS
30 Mar - 02 Apr KLM
31 Mar - 05 Apr ITA Airways
26 Mar - 01 Apr Lufthansa

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

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