Cheapest return flights from Ottawa to London in July from $752

AirHint found the following cheapest return flights from Ottawa (YOW) to London (LHR) in July 2025 (see full year).

Return flights

08 Jul - 20 Aug Air Canada
09 Jul - 21 Aug Air Canada
21 Jul - 11 Aug Air Canada
28 Jul - 13 Aug Porter Airlines (Canada) Ltd
17 Jul - 24 Jul Air Canada
10 Jul - 16 Jul Air Canada
10 Jul - 17 Jul Air Canada
07 Jul - 16 Jul Air Canada
31 Jul - 24 Aug Porter Airlines (Canada) Ltd
23 Jul - 31 Jul Porter Airlines (Canada) Ltd
16 Jul - 24 Jul Porter Airlines (Canada) Ltd
26 Jul - 11 Aug Air France
31 Jul - 06 Aug Aer Lingus
29 Jul - 05 Aug Aer Lingus
17 Jul - 05 Aug Aer Lingus
12 Jul - 24 Jul WestJet
02 Jul - 13 Aug WestJet
16 Jul - 23 Jul Air Canada
15 Jul - 23 Jul Air Canada
14 Jul - 28 Jul Air Canada

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

Skyscanner

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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