AirHint found the following cheapest return flights from London (LON) to Zagreb (ZAG) in December 2026 (see full year).

Return flights

08 Dec - 11 Dec	Ryanair	direct
26 Dec - 29 Dec	Ryanair	direct
14 Dec - 29 Dec	Ryanair	direct
16 Dec - 29 Dec	Ryanair	direct
24 Dec - 29 Dec	Ryanair	direct
26 Dec - 28 Dec	Ryanair	direct
26 Dec - 03 Jan	Ryanair	direct
26 Dec - 30 Dec	Ryanair	direct
08 Dec - 28 Dec	Ryanair	direct
14 Dec - 30 Dec	Ryanair	direct
14 Dec - 28 Dec	Ryanair	direct
14 Dec - 03 Jan	Ryanair	direct
23 Dec - 04 Jan	KLM
16 Dec - 03 Jan	Ryanair	direct
24 Dec - 03 Jan	Ryanair	direct
21 Dec - 03 Jan	KLM
22 Dec - 03 Jan	KLM
23 Dec - 04 Jan	Croatia Airlines	direct

Also check the deals for one-way flights from London to Zagreb 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.

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Cheapest return flights from London to Zagreb in December from $162

Return flights