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Cheapest return flights from Ottawa (YOW) to London (LTN), October

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Dates, airline, and price
Dates	Airline	Price
15 Oct 21 Oct	WestJet
16 Oct 22 Oct	WestJet
05 Oct 15 Oct	WestJet
04 Oct 15 Oct	WestJet
06 Oct 15 Oct	WestJet
03 Oct 15 Oct	WestJet
15 Oct 03 Nov	WestJet
15 Oct 23 Oct	Porter Airlines (Canada) Ltd
11 Oct 16 Oct	WestJet
15 Oct 22 Oct	WestJet
08 Oct 11 Oct	Porter Airlines (Canada) Ltd
14 Oct 02 Nov	WestJet
15 Oct 01 Nov	Air Transat

deals for one-way flights from Ottawa to London in October.

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Updated Jul 18, 2026.

About these fares

These results come from our latest search across airlines for your currency. Prices change quickly and are not locked until you complete booking—always confirm the total and fare rules on the partner site.

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Cheapest return flights from Ottawa (YOW) to London (LTN), October

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