Cheapest return flights from Ottawa to London in April from 497€
AirHint found the following cheapest return flights from Ottawa (YOW) to London (LGW)
in April 2026 (see full year ).
Return flights
18 Apr
- 22 Apr
Air Transat
497 €
13 Apr
- 26 Apr
Porter Airlines (Canada) Ltd
525 €
29 Apr
- 06 May
WestJet
525 €
13 Apr
- 20 Apr
WestJet
564 €
13 Apr
- 25 Apr
Porter Airlines (Canada) Ltd
577 €
13 Apr
- 29 Apr
Porter Airlines (Canada) Ltd
623 €
06 Apr
- 13 Apr
WestJet
636 €
20 Apr
- 24 Apr
WestJet
651 €
22 Apr
- 02 May
Air Transat
680 €
04 Apr
- 13 Apr
Porter Airlines (Canada) Ltd
711 €
13 Apr
- 27 Apr
Porter Airlines (Canada) Ltd
715 €
08 Apr
- 15 Apr
Porter Airlines (Canada) Ltd
733 €
Also check the deals for one-way flights from Ottawa to London in April .
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