Cheapest return flights from London to Porto in March from $134

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

Return flights

16 Mar - 19 Mar Vueling Airlines
07 Mar - 10 Mar Vueling Airlines
05 Mar - 10 Mar Vueling Airlines
17 Mar - 24 Mar Vueling Airlines
09 Mar - 12 Mar Vueling Airlines
15 Mar - 19 Mar Vueling Airlines
11 Mar - 17 Mar Vueling Airlines
18 Mar - 24 Mar Vueling Airlines
14 Mar - 17 Mar Vueling Airlines
09 Mar - 11 Mar Vueling Airlines
24 Mar - 13 Apr Vueling Airlines
25 Mar - 13 Apr Vueling Airlines
02 Mar - 27 Apr Vueling Airlines
24 Mar - 11 Apr Vueling Airlines
25 Mar - 11 Apr Vueling Airlines
17 Mar - 03 Apr Vueling Airlines
16 Mar - 03 Apr Vueling Airlines
23 Mar - 11 Apr Vueling Airlines
24 Mar - 03 Apr Vueling Airlines
14 Mar - 03 Apr Vueling Airlines

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

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