Cheapest return flights from London to Athens in December from $139

Best time to book flights for London (LHR) to Athens (ATH) flights at AirHint

AirHint found the following cheapest return flights from London (LHR) to Athens (ATH) in December 2025 (see full year).

Return flights

04 Dec - 08 Dec British Airways direct
06 Dec - 11 Dec British Airways direct
05 Dec - 07 Dec British Airways direct
13 Dec - 17 Dec LOT
12 Dec - 15 Dec Aegean Airlines direct
27 Dec - 30 Dec LOT
27 Dec - 01 Jan LOT
30 Dec - 07 Jan LOT
17 Dec - 28 Dec Scandinavian Airlines
29 Dec - 05 Jan LOT
26 Dec - 29 Dec Brussels Airlines
22 Dec - 28 Dec Brussels Airlines
21 Dec - 28 Dec Brussels Airlines
20 Dec - 05 Jan Brussels Airlines
17 Dec - 02 Jan Scandinavian Airlines
27 Dec - 02 Jan Brussels Airlines
29 Dec - 02 Jan LOT
19 Dec - 03 Jan Brussels Airlines
27 Dec - 01 Jan British Airways direct
30 Dec - 07 Jan British Airways direct

Also check the deals for one-way flights from London to Athens in December.

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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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