Cheap flights from London to Ottawa

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The best prices from London to Ottawa are usually found in February or November, booked 26 days in advance, depart on a Wednesday or Tuesday and return on a Tuesday

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

LON - YOW
Price
£643 - £876
YOW
Temperature
-4 - 27 °C
YOW
Rainfall
53 - 96 mm
Popular in December High demand for flights, 16% potential price rise
Cheapest in February Best time to find cheap flights, 12% potential price drop
Round-trip from £643 From London to Ottawa
One-way from £628 One-way flight from London to Ottawa
Flight route prices based on searches on Cheapflights within the last 3 days, monthly prices based on aggregated historical data.
What is the cheapest day to fly return from London to Ottawa?

Users have found that leaving on a Tuesday can be a cost-effective option. It’s possible to save up to 14% on your flight compared to booking on days when demand is much higher.

How far in advance should I book a flight from London to Ottawa?

Find a great deal and save up to 22% by booking at least 27 days prior to your desired departure date, rather than waiting until the week of travel. According to our data, there are a number of flights available from London to Ottawa within the next two weeks, with the cheapest ticket starting at £524.

What is the cheapest month to fly from London to Ottawa?

February is one of the best times of the year to fly to Ottawa from London. Prices for February average £589 per person but you can even find prices for as low as £428. The most expensive prices can be found in the month of December. Opting for a February flight can save you 19% on your journey compared to booking in February

Cheap flights from London to Ottawa in July, August 2020

The best prices found for LON to YOW flights in July, August
1 Jul - 11 Jul
£702pp
LHR
London Heathrow
Multiple airlines
   
2 STOPS
YOW
Ottawa
YOW
Ottawa
Air Canada
 
1 STOP
LHR
London Heathrow
1 Jul - 5 Jul
£715pp
LHR
London Heathrow
KLM
   
2 STOPS
YOW
Ottawa
YOW
Ottawa
KLM
   
2 STOPS
LHR
London Heathrow
1 Jul - 5 Jul
£716pp
LHR
London Heathrow
Multiple airlines
   
2 STOPS
YOW
Ottawa
YOW
Ottawa
Air Canada
 
1 STOP
LHR
London Heathrow

London to Ottawa 2020 flight deals

Cheap flights to Ottawa from London found for this year
4 Nov - 9 Nov
£620pp
LHR
London Heathrow
Multiple airlines
   
2 STOPS
YOW
Ottawa
YOW
Ottawa
Multiple Airlines
 
1 STOP
LHR
London Heathrow
4 Nov - 9 Nov
£634pp
LHR
London Heathrow
SWISS
   
2 STOPS
YOW
Ottawa
YOW
Ottawa
SWISS
   
2 STOPS
LHR
London Heathrow
4 Nov - 9 Nov
£636pp
LHR
London Heathrow
Lufthansa
Direct
YOW
Ottawa
YOW
Ottawa
Lufthansa
Direct
LHR
London Heathrow

Direct flights to Ottawa from London

Save time with London to Ottawa direct flight deals
4 Nov - 9 Nov
£636pp
LHR
London Heathrow
Lufthansa
Direct
YOW
Ottawa
YOW
Ottawa
Lufthansa
Direct
LHR
London Heathrow
11 Nov - 15 Nov
£674pp
LHR
London Heathrow
Multiple airlines
Direct
YOW
Ottawa
YOW
Ottawa
Air Canada
Direct
LHR
London Heathrow
2 Sep - 9 Sep
£691pp
LHR
London Heathrow
Multiple airlines
Direct
YOW
Ottawa
YOW
Ottawa
Lufthansa
Direct
LHR
London Heathrow

One-way flights to Ottawa from London

The cheapest one-way flights from London to Ottawa
08:15 - 18:32
Finnair
2 stops
15h 17m
LHR - YOW
Finnair
£506
World Air Fares
04:00 - 20:12
Multiple Airlines
2 stops
21h 12m
LCY - YOW
Multiple Airlines
05:00 - 15:12
Aer Lingus
2 stops
15h 12m
LCY - YOW
Aer Lingus
£919
Gotogate

Related info for your journey

Useful info, stats and facts about London to Ottawa flights.

Flight FAQs

From London to Ottawa

Are flight prices decreasing from London to Ottawa due to COVID-19 (coronavirus)?

At this time, Cheapflights has noticed price decreases for many domestic flights due to COVID-19. Travel is not necessarily recommended at this time, and flights may be prone to cancellation: please check with local authorities in both London and Ottawa for travel alerts, and be sure to review the airline's cancellation policy and travel advisories before booking. For more information, please view our post on what to know about COVID-19 (coronavirus) and travel.

Can I find flights from London to Ottawa for under £700 on Cheapflights?

Yes, there are multiple flights from London to Ottawa for under £700. The cheapest flight booked recently is on Multiple Airlines for just £620, but on average you can expect to pay £694.

Are there direct flights from London to Ottawa for under £700 on Cheapflights?

Cheapflights has 15 direct flights from London to Ottawa under £700. A good price for a direct flight from London to Ottawa is less than £1377.

How popular is this flight route?

This flight path from London to Ottawa was viewed by 151 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

What is the cheapest airline for this route?

The cheapest airline for this route is Air Canada. When flying this airline from London to Ottawa, you can expect to find 28 flights per day available for this route, on average.

Is London weather warmer or cooler than Ottawa?

Our data indicates that the weather will be 27 °C on average in the month of July. The temperature in Ottawa is typically hotter than in London. If you're traveling when the temperature is at its warmest, push to plan early, as flight price and availability will have an impact on your travels. For the best results, search for flights well in advance or after peak season.

Alternative routes for London to Ottawa

Destination information for Ottawa

Things to know before you go. Useful info for your trip from London to Ottawa
Today's exchange rate
£1 = C$ 1.69
Flight duration
7h 15m
Average temperature for July in Ottawa
27.0 °C
Avg rainfall for July in Ottawa
91.0 mm

Airports servicing London

Heathrow (LHR)
Luton (LTN)
Stansted (STN)
City (LCY)
Southend (SEN)

Airports servicing Ottawa