Cheapest one-way flights from Ottawa to London in July from $469

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

One-Way flights

28 Jul Porter Airlines (Canada) Ltd
29 Jul Porter Airlines (Canada) Ltd
08 Jul Porter Airlines (Canada) Ltd
29 Jul Air Canada direct
08 Jul Air Canada direct
25 Jul WestJet
25 Jul Air Canada direct
03 Jul Air Canada

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

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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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