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The cheapest month to fly to Porto is November costing on average 91 £ or March costing on average 99 £.
The most expensive months are July costing on average 171 £ and December costing on average 164 £
The cheapest month to fly to Porto is Tuesday costing on average 43 £ or Saturday costing on average 54 £.
The most expensive days are Thursday costing on average 83 £ and Friday costing on average 77 £.