AirHint found the following cheapest return flights from London (LON) to Basel (BSL)
in December 2025 (see full year ).
Return flights
06 Dec
- 09 Dec
easyJet
82 €
direct
26 Dec
- 29 Dec
British Airways
90 €
direct
12 Dec
- 14 Dec
British Airways
93 €
direct
06 Dec
- 07 Dec
British Airways
93 €
direct
05 Dec
- 08 Dec
British Airways
98 €
direct
24 Dec
- 28 Dec
British Airways
107 €
direct
24 Dec
- 31 Dec
British Airways
107 €
direct
12 Dec
- 15 Dec
British Airways
109 €
direct
22 Dec
- 29 Dec
British Airways
110 €
direct
05 Dec
- 09 Dec
British Airways
111 €
direct
28 Dec
- 02 Jan
British Airways
118 €
direct
27 Dec
- 04 Jan
British Airways
130 €
direct
27 Dec
- 01 Jan
British Airways
132 €
direct
27 Dec
- 03 Jan
British Airways
132 €
direct
19 Dec
- 03 Jan
easyJet
157 €
direct
01 Dec
- 31 Jan
KLM
329 €
Also check the deals for one-way flights from London to Basel in December .
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.