Ottawa (YOW) to London (LHR) in December 2026

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CheapestLowHigherTypical $1,067

$500$1,000$1,500$2,000

Decemberfrom $807 · 31 trips

Ottawa (YOW) to London (LHR): what SlickTrip has seen

Cheapest economy round trip (7 nights) in December 2026: $807 leaving Tue, Dec 1, for 1 traveler.

Ottawa (YOW) to London (LHR) by month

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Cheap economy Class Flights from Ottawa (YOW) to London (LHR) December

Find the best deals on economy class flights. Compare prices for direct flights, one-stop, and multi-stop options.

Ottawa (YOW) to London (LHR) in December 2026

Cheapest round trip of 5, 7, 10 nights fare in December 2026: $807 on 2026-12-01, for 1 traveler.

Why Choose Economy Class Flights from Ottawa (YOW) to London (LHR)?

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A month of fares at a glance for december travel
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Planning a trip from Ottawa (YOW) to London (LHR) in december? SlickTrip shows the cheapest economy fares across airlines, nonstop or with stops. Set an alert and we watch the route for you, then email you when the price drops. Booking happens on the airline's or travel site's own page.

2027

Ottawa (YOW) to London (LHR): what SlickTrip has seen

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