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Cheapest one-way flights from London (LHR) to Porto (OPO), December

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Dates, airline, and price
Dates	Airline	Price
02 Dec	Vueling Airlines
16 Dec	Vueling Airlines
06 Dec	Vueling Airlines
15 Dec	Vueling Airlines
31 Dec	Vueling Airlines
09 Dec	TAP
07 Dec	Iberia
29 Dec	Iberia
30 Dec	Iberia
22 Dec	Vueling Airlines

deals for return flights from London to Porto in December.

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Updated Jul 20, 2026.

About these fares

These results come from our latest search across airlines for your currency. Prices change quickly and are not locked until you complete booking—always confirm the total and fare rules on the partner site.

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Cheapest one-way flights from London (LHR) to Porto (OPO), December

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