AirHint found the following cheapest return flights from Port-of-spain (POS) to London (LHR) in December 2025 (see full year).

Return flights

26 Dec - 02 Jan	KLM
27 Dec - 04 Jan	KLM
29 Dec - 05 Jan	KLM
26 Dec - 31 Dec	Air Canada
25 Dec - 01 Jan	jetBlue
28 Dec - 04 Jan	United

Also check the deals for one-way flights from Port-of-spain to London 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 Port-of-spain to London in December from $1017

Return flights