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Cheap flights from Ottawa (YOW) to London (LCY)

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How to find the cheapest flight from Ottawa (YOW) to London (LCY)

How to find the cheapest flight from Ottawa (YOW) to London (LCY)
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How to find the cheapest flight from Ottawa (YOW) to London (LCY)
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How to find the cheapest flight from Ottawa (YOW) to London (LCY)
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Cheap flights from Ottawa to London in September , October 2026

30 Sep - 22 Oct $ 1,300.00
YOW
Ottawa
WestJet
3 STOPS
LCY
London
LCY
London
WestJet
2 STOPS
YOW
Ottawa
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30 Sep - 21 Oct $ 1,300.00
YOW
Ottawa
WestJet
3 STOPS
LCY
London
LCY
London
WestJet
2 STOPS
YOW
Ottawa
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28 Sep - 10 Oct $ 2,222.00
YOW
Ottawa
Aer Lingus
2 STOPS
LCY
London
LCY
London
Aer Lingus
2 STOPS
YOW
Ottawa
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Last minute flights from Ottawa to London

28 Sep - 01 Oct $ 1,962.00
YOW
Ottawa
Air Canada
2 STOPS
LCY
London
LCY
London
Air Canada
3 STOPS
YOW
Ottawa
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28 Sep - 01 Oct $ 2,044.00
YOW
Ottawa
WestJet
2 STOPS
LCY
London
LCY
London
WestJet
2 STOPS
YOW
Ottawa
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28 Sep - 01 Oct $ 2,113.00
YOW
Ottawa
Porter Airlines
2 STOPS
LCY
London
LCY
London
Porter Airlines
2 STOPS
YOW
Ottawa
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One-way flights to London from Ottawa

6:25 PM - 4:50 PM
Aer Lingus
3 Stops
18h 50m
YOW - LCY
$ 746
Kiwi
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2:10 PM - 4:50 PM
Swiss International Air Lines
2 Stops
22h 15m
YOW - LCY
$ 789
Kiwi
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4:00 PM - 11:55 AM
Swiss International Air Lines
2 Stops
15h 35m
YOW - LCY
$ 939
Kiwi
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How to find the cheapest flight from Ottawa (YOW) to London (LCY)

Related info for your journey
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How to find the cheapest flight from Ottawa (YOW) to London (LCY)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from Ottawa (YOW) to London (LCY)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.