S$947 Cheap Flights from Ottawa to London

View S$947 flight on Sun, 7 Dec, 2025Opens in a new window

Popular airlines from Ottawa International Airport (YOW) to Heathrow Airport (LHR)

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Cheap Flights from Ottawa to London (YOW-LHR)

Prices were available within the past 7 days and start at S$947 for one-way flights and S$913 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Air Canada
Mon, 12 Jan - Mon, 2 Feb
YOW
Ottawa
LHR
London
S$913 Return, found 3 days ago
S$913
Return
found 3 days ago
Select Air Canada flight, departing Mon, 12 Jan from Ottawa to London, returning Mon, 2 Feb, priced at S$913 found 3 days ago
Air Canada
Mon, 12 Jan - Mon, 2 Feb
YOW
Ottawa
LHR
London
S$921 Return, found 3 days ago
S$921
Return
found 3 days ago
Select Air Canada flight, departing Mon, 12 Jan from Ottawa to London, returning Mon, 2 Feb, priced at S$921 found 3 days ago
Air Canada
Sun, 7 Dec - Wed, 10 Dec
YOW
Ottawa
LHR
London
S$922 Return, found 3 days ago
S$922
Return
found 3 days ago
Select Air Canada flight, departing Sun, 7 Dec from Ottawa to London, returning Wed, 10 Dec, priced at S$922 found 3 days ago
Air Canada
Sun, 7 Dec - Wed, 10 Dec
YOW
Ottawa
LHR
London
S$931 Return, found 3 days ago
S$931
Return
found 3 days ago
Select Air Canada flight, departing Sun, 7 Dec from Ottawa to London, returning Wed, 10 Dec, priced at S$931 found 3 days ago
Air Canada
Mon, 12 Jan - Mon, 2 Feb
YOW
Ottawa
LHR
London
S$942 Return, found 3 days ago
S$942
Return
found 3 days ago
Select Air Canada flight, departing Mon, 12 Jan from Ottawa to London, returning Mon, 2 Feb, priced at S$942 found 3 days ago
Air Canada
Mon, 12 Jan - Mon, 2 Feb
YOW
Ottawa
LHR
London
S$950 Return, found 3 days ago
S$950
Return
found 3 days ago
Select Air Canada flight, departing Mon, 12 Jan from Ottawa to London, returning Mon, 2 Feb, priced at S$950 found 3 days ago
Air Canada
Sun, 7 Dec - Wed, 10 Dec
YOW
Ottawa
LHR
London
S$960 Return, found 3 days ago
S$960
Return
found 3 days ago
Select Air Canada flight, departing Sun, 7 Dec from Ottawa to London, returning Wed, 10 Dec, priced at S$960 found 3 days ago
Swiss International Air Lines
Mon, 12 Jan - Mon, 2 Feb
YOW
Ottawa
LHR
London
S$1,184 Return, found 3 days ago
S$1,184
Return
found 3 days ago
Select Swiss International Air Lines flight, departing Mon, 12 Jan from Ottawa to London, returning Mon, 2 Feb, priced at S$1,184 found 3 days ago
Lufthansa
Mon, 12 Jan - Mon, 2 Feb
YOW
Ottawa
LHR
London
S$1,196 Return, found 3 days ago
S$1,196
Return
found 3 days ago
Select Lufthansa flight, departing Mon, 12 Jan from Ottawa to London, returning Mon, 2 Feb, priced at S$1,196 found 3 days ago
United
Mon, 12 Jan - Mon, 2 Feb
YOW
Ottawa
LHR
London
S$1,223 Return, found 3 days ago
S$1,223
Return
found 3 days ago
Select United flight, departing Mon, 12 Jan from Ottawa to London, returning Mon, 2 Feb, priced at S$1,223 found 3 days ago

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Find the cheapest month to fly from Ottawa (YOW) to London (LHR)

February is typically the cheapest month to fly

From S$746 - S$1,801 per traveller.

Alternative airports near London

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Heathrow LHR. Cheapest option available. Average driving time to city centre is 28 minutes. Flights from S$922
LHR
Heathrow
Cheapest
Average driving time to city centre28 min
Flights from S$922
Ottawa to London route information
Origin airport
Macdonald-Cartier Intl.
Destination airport
Heathrow
Return price
S$912
Distance
5315 km
Average flight time
6 hours 25 mins

Perfect flights from Ottawa to London

Your Journey from Ottawa to London

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With Expedia, you have access to a wide range of airlines, including Air Canada, Austrian Airlines, United, Lufthansa, Virgin Atlantic, Swiss International Air Lines. Our selection of flights from Macdonald-Cartier Intl. to Heathrow caters to every traveler's requirements, ensuring your journey aligns with your schedule. With options from 20 airlines, you're bound to find the perfect flight.
 

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Experience the joy of finding cheap flights from Macdonald-Cartier Intl. to Heathrow that fit your budget. Keep an eye out for our special deals and discounts, and check our flexible one-way fares from S$947 and roundtrip prices from S$913*.
 

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Experience the Vibrant London

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Book Your Flight from Ottawa to London with Confidence

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*Note: Prices may vary based on availability and are subject to change.

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