Cheapest one-way flights from Ottawa to London in January from $344

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

One-Way flights

24 Jan WestJet
31 Jan Porter Airlines (Canada) Ltd
20 Jan Aer Lingus
23 Jan Porter Airlines (Canada) Ltd
17 Jan WestJet
18 Jan Air Canada direct
23 Jan Lufthansa direct

Also check the deals for return flights from Ottawa to London in January.

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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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