Cheapest return flights from Ottawa (YOW) to London (LHR)

Cheapest month: April 2027, from $ 755. Book in one tap, or open a month for every date.

All destinations from Ottawa (YOW)

One-wayReturn

  • November 2026

    26 Nov – 3 Dec 7 nights
    $ 819 return
    Direct Air Canada
    Price seen 6 Nov
    November dates

  • December 2026

    10–14 Dec 4 nights
    $ 772 return
    Aer Lingus
    Price seen 6 Nov
    December dates

  • January 2027

    13 Jan – 17 May 2027 124 nights
    $ 863 return
    Aer Lingus
    Price seen 6 Nov
    January dates

  • April 2027

    26 Apr – 10 May 2027 14 nights
    $ 755 return Cheapest month
    Direct Lufthansa
    Price seen 6 Nov
    April dates

  • July 2027

    5–12 Jul 2027 7 nights
    $ 975 return
    Direct Lufthansa
    Price seen 7 Nov
    July dates

  • October 2027

    11–18 Oct 2027 7 nights
    $ 757 return
    Direct Lufthansa
    Price seen 6 Nov
    October dates
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Updated Nov 7, 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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