Cheapest one-way flights from London to Barcelona in December from $37

AirHint found the following cheapest one-way flights from London (LON) to Barcelona (BCN) in December 2025 (see full year).

One-Way flights

02 Dec Vueling Airlines direct
01 Dec Vueling Airlines direct
03 Dec Vueling Airlines direct
04 Dec Vueling Airlines direct
10 Dec Vueling Airlines direct
11 Dec Vueling Airlines direct
05 Dec Vueling Airlines direct
15 Dec Ryanair direct
13 Dec Vueling Airlines direct
16 Dec Vueling Airlines direct

Also check the deals for return flights from London to Barcelona in December.

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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