AirHint found the following cheapest return flights from Ottawa (YOW) to London (LHR) in January 2026 (see full year).

Return flights

13 Jan - 27 Jan	Air France
16 Jan - 23 Jan	Air France
14 Jan - 21 Jan	Virgin Atlantic
14 Jan - 07 Feb	Virgin Atlantic
25 Jan - 14 Feb	Air France
16 Jan - 07 Feb	Air France
18 Jan - 28 Jan	Virgin Atlantic
11 Jan - 17 Jan	Air France
25 Jan - 07 Feb	Virgin Atlantic
30 Jan - 04 Feb	Air France
11 Jan - 31 Jan	Air France
21 Jan - 14 Feb	Air France
06 Jan - 31 Jan	Air Canada
05 Jan - 31 Jan	Air Canada
07 Jan - 31 Jan	Air Canada
12 Jan - 07 Feb	WestJet
16 Jan - 23 Jan	Lufthansa	direct
30 Jan - 04 Feb	Air Canada	direct
28 Jan - 21 Feb	Air Canada
24 Jan - 14 Feb	Air Canada

Also check the deals for one-way flights from Ottawa to London in January.

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 Ottawa to London in January from $561

Return flights