AirHint found the following cheapest return flights from Halifax (YHZ) to London (LGW) in December 2025 (see full year).

Return flights

04 Dec - 09 Dec	Air Transat
04 Dec - 08 Dec	Air Transat
09 Dec - 11 Jan	Air Transat
01 Dec - 08 Dec	Air Transat
26 Dec - 17 Jan	Air Transat
01 Dec - 05 Dec	Flair Airlines
07 Dec - 13 Dec	Air Transat
14 Dec - 08 Jan	Porter Airlines (Canada) Ltd
28 Dec - 17 Jan	Air Transat
06 Dec - 13 Dec	WestJet
02 Dec - 27 Dec	Air Transat
03 Dec - 27 Dec	Air Transat
25 Dec - 12 Jan	Air Transat
27 Dec - 17 Jan	Air Transat
25 Dec - 11 Jan	Air Transat
04 Dec - 15 Dec	Air Transat
01 Dec - 27 Dec	Air Transat
25 Dec - 10 Jan	Air Transat
24 Dec - 01 Jan	Air Canada
19 Dec - 18 Jan	Air Canada

Also check the deals for one-way flights from Halifax 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.

Book a cheap hotel in London

Cheap car rent in London

Cheapest return flights from Halifax to London in December from 546€

Return flights