Cheapest return flights from Ottawa to London in July from $871

Best time to book flights for Ottawa (YOW) to London (LHR) flights at AirHint

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

Return flights

30 Jul - 23 Aug Air Canada direct
12 Jul - 21 Jul Air Canada direct
12 Jul - 19 Jul Air Canada direct
01 Jul - 05 Jul Air Canada
12 Jul - 20 Jul WestJet
13 Jul - 20 Jul WestJet
02 Jul - 02 Aug Air Canada direct
21 Jul - 10 Aug Virgin Atlantic

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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