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Cheap flights from London to Ottawa from £271

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from London to Ottawa departing on 23/6. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags
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Thu 6/6

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Easily compare return flights from London to Ottawa

Below you can see the best fares for your return flight route over the next six months. All fares were found on momondo this week. Browse the quickest and cheapest flights from London to Ottawa by changing tabs
Air Transat
4 Jul
LGW10:05London Gatwick
19h 22m
1 stop
YOW00:27Ottawa
13 Jul
YOW11:55Ottawa
17h 50m
1 stop
LGW10:45London Gatwick
Air France
14 Jun
LHR06:15London Heathrow
13h 35m
1 stop
YOW14:50Ottawa
9 Jul
YOW17:00Ottawa
12h 30m
1 stop
LHR10:30London Heathrow
Multiple Airlines
14 Jun
LHR06:30London Heathrow
13h 20m
2 stops
YOW14:50Ottawa
9 Jul
YOW17:00Ottawa
12h 30m
1 stop
LHR10:30London Heathrow
Air Canada
5 Oct
LHR14:05London Heathrow
24h 20m
1 stop
YOW09:25Ottawa
11 Oct
YOW18:20Ottawa
21h 40m
1 stop
LHR21:00London Heathrow
Lufthansa
29 Jun
LHR09:30London Heathrow
28h 54m
1 stop
YOW09:24Ottawa
18 Sept
YOW07:00Ottawa
9h 00m
1 stop
LHR21:00London Heathrow
KLM
12 Sept
LHR06:30London Heathrow
13h 20m
2 stops
YOW14:50Ottawa
31 Oct
YOW18:15Ottawa
12h 30m
2 stops
LHR10:45London Heathrow

Find the cheapest one-way flights from London to Ottawa

If you're looking for one-way flights from London to Ottawa, view some of our deals below provided by Air France, Air Transat and KLM
Multiple Airlines
23 Jun
LHR21:40London Heathrow
49h 50m
3 stops
YOW18:30Ottawa
Air France
26 Jun
LHR09:00London Heathrow
10h 50m
1 stop
YOW14:50Ottawa
Air Transat
25 Jun
LGW12:40London Gatwick
13h 43m
1 stop
YOW21:23Ottawa

Search last-minute flights to Ottawa from London

Find and compare return flight prices for your last-minute flight from London to Ottawa
Air Transat
4 Jun
LGW09:40London Gatwick
16h 48m
1 stop
YOW21:28Ottawa
11 Jun
YOW16:10Ottawa
10h 10m
1 stop
LGW07:20London Gatwick
Air Canada
4 Jun
LHR09:30London Heathrow
12h 08m
1 stop
YOW16:38Ottawa
11 Jun
YOW07:00Ottawa
9h 00m
1 stop
LHR21:00London Heathrow
United Airlines
4 Jun
LHR06:50London Heathrow
14h 48m
2 stops
YOW16:38Ottawa
11 Jun
YOW19:30Ottawa
10h 10m
1 stop
LHR10:40London Heathrow
SWISS
4 Jun
LHR06:00London Heathrow
16h 40m
2 stops
YOW17:40Ottawa
11 Jun
YOW12:00Ottawa
18h 25m
2 stops
LHR11:25London Heathrow
Multiple Airlines
4 Jun
LHR21:05London Heathrow
26h 12m
3 stops
YOW18:17Ottawa
11 Jun
YOW05:30Ottawa
22h 25m
2 stops
LHR08:55London Heathrow
Air Transat
4 Jun
LGW11:35London Gatwick
17h 53m
2 stops
YOW00:28Ottawa
11 Jun
YOW20:50Ottawa
30h 05m
1 stop
LGW07:55London Gatwick

Air Transat flights from London to Ottawa

Our best Air Transat deals on London to Ottawa flight tickets
Air Transat
4 Jul
LGW10:05London Gatwick
19h 22m
1 stop
YOW00:27Ottawa
13 Jul
YOW11:55Ottawa
17h 50m
1 stop
LGW10:45London Gatwick
Air Transat
26 Jun
LGW09:40London Gatwick
19h 48m
1 stop
YOW00:28Ottawa
21 Sept
YOW08:05Ottawa
21h 40m
1 stop
LGW10:45London Gatwick
Air Transat
26 Jun
LGW09:40London Gatwick
16h 43m
1 stop
YOW21:23Ottawa
15 Sept
YOW11:55Ottawa
15h 00m
1 stop
LGW07:55London Gatwick

Air Canada flights from London to Ottawa

Our best Air Canada deals on London to Ottawa flight tickets
Air Canada
5 Oct
LHR14:05London Heathrow
24h 20m
1 stop
YOW09:25Ottawa
11 Oct
YOW18:20Ottawa
21h 40m
1 stop
LHR21:00London Heathrow
Air Canada
10 Sept
LHR09:30London Heathrow
13h 00m
1 stop
YOW17:30Ottawa
4 Nov
YOW18:35Ottawa
21h 00m
1 stop
LHR20:35London Heathrow
Air Canada
4 Jul
LHR12:40London Heathrow
28h 29m
1 stop
YOW12:09Ottawa
13 Jul
YOW20:55Ottawa
19h 05m
2 stops
LHR21:00London Heathrow

How to get the cheapest flight ticket from London to Ottawa

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

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

November. The cheapest time of year to fly to Ottawa from London is November. The most expensive is July.

What is the cheapest day to depart London for Ottawa?

Tuesday. The cheapest day of the week is usually Tuesday. The most expensive is usually Sunday.

When is the cheapest time to fly from London to Ottawa?

In the evening. London to Ottawa flights are approximately 17% more expensive at midday than in the evening

What is the cheapest airline that flies to Ottawa from London?

Virgin Atlantic. Air Canada, Air France, and Air Transat are the most popular carriers operating from London to Ottawa

What is the cheapest London to Ottawa flight route?

London Heathrow - Ottawa. Fly from London Heathrow to Ottawa for the best London - Ottawa flight prices

How far in advance should you book London to Ottawa flights?

35 days before. The cheapest time to buy a flight from London to Ottawa is approximately 35 days to departure

Cheap London to Ottawa (LON to YOW) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from London to Ottawa

Best price found

£271

Fastest flight time

9h 25m

Direct flights

None

Airports in Ottawa

1 airport
The best one-way flight to Ottawa from London in the past 72 hours is £271. The best return flight deal from London to Ottawa found on momondo in the last 72 hours is £477.
The fastest flight from London to Ottawa takes 9h 25m
There are no direct flights from London to Ottawa. Popular non-direct routes for this connection are London Gatwick Airport - Ottawa Airport, London Stansted Airport - Ottawa Airport and London Heathrow Airport - Ottawa Airport.
There is 1 airport near Ottawa: Ottawa (YOW)

  • How far is London to Ottawa by plane?

    The straight-line distance from London to Ottawa is 3329.4 mi. In terms of flight time, this usually takes a little over 9h 25m.

  • When did momondo last update prices for flights from London to Ottawa Airport?

    Prices for flights from London to Ottawa Airport are updated daily.

  • How many operators does momondo search for flights from London to Ottawa Airport?

  • How old do you have to be to fly from London to Ottawa Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from London to Ottawa Airport.

  • What documentation or ID do you need to fly to Ottawa Airport?

    The travel and health documents you'll need for your trip to Ottawa Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Ottawa Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.


Best airlines flying from London to Ottawa

Compare and see reviews for airlines that fly from London to Ottawa with momondo
Airline
Rating
Free Cancellation
Price
Virgin AtlanticPriceFrom £363Free CancellationRating
7.7
728 reviews
Search Virgin Atlantic flights
Air FrancePriceFrom £374Free CancellationRating
7.5
1,746 reviews
Search Air France flights
Air TransatPriceFrom £412Free CancellationRating
7.6
477 reviews
Search Air Transat flights
KLMPriceFrom £414Free CancellationRating
7.8
1,544 reviews
Search KLM flights
Air CanadaPriceFrom £510Free CancellationRating
7.0
6,969 reviews
Search Air Canada flights
LufthansaPriceFrom £523Free CancellationRating
7.0
7,619 reviews
Search Lufthansa flights
United AirlinesPriceFrom £574Free CancellationRating
7.4
10,844 reviews
Search United Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from London to Ottawa?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from London to Ottawa for you.

Can I find flights from London to Ottawa with flexible booking policies on momondo?

Flights from London to Ottawa with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from London to Ottawa?

Once all potential London to Ottawa flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from London to Ottawa right now. Can momondo alert me if prices change?

Price alerts on flights to Ottawa from London are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.


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