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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 April , May 2026

30 Apr - 19 May $ 1,416.00
YOW
Ottawa
WestJet
2 STOPS
LCY
London
LCY
London
WestJet
2 STOPS
YOW
Ottawa
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28 Apr - 08 May $ 2,128.00
YOW
Ottawa
Aer Lingus
2 STOPS
LCY
London
LCY
London
Aer Lingus
2 STOPS
YOW
Ottawa
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28 Apr - 07 May $ 2,230.00
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 Apr - 01 May $ 1,528.00
YOW
Ottawa
WestJet
2 STOPS
LCY
London
LCY
London
WestJet
3 STOPS
YOW
Ottawa
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28 Apr - 01 May $ 2,561.00
YOW
Ottawa
Aer Lingus
2 STOPS
LCY
London
LCY
London
Aer Lingus
2 STOPS
YOW
Ottawa
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28 Apr - 30 Apr $ 2,701.00
YOW
Ottawa
Aer Lingus
2 STOPS
LCY
London
LCY
London
Aer Lingus
2 STOPS
YOW
Ottawa
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One-way flights to London from Ottawa

10:55 AM - 8:00 AM
Swiss International Air Lines
2 Stops
16h 45m
YOW - LCY
$ 805
Kiwi
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10:55 AM - 11:55 AM
Swiss International Air Lines
2 Stops
20h 40m
YOW - LCY
$ 805
Kiwi
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10:15 AM - 7:00 AM
Aer Lingus
2 Stops
17h 20m
YOW - LCY
$ 1,427
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.