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Cheap flights from Ottawa to London from C$ 399

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Ottawa to London departing on 8/7. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
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To?
Tue 25/6
Tue 2/7

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Easily compare round-trip flights from Ottawa to London

Below you can see the best fares for your round-trip flight route over the next three months. All fares were found on momondo this week. Browse the quickest and cheapest flights from Ottawa to London by changing tabs
Multiple Airlines
10 Sep.
YOW12:00 p.m.Ottawa
13h 20m
1 stop
LGW6:20 a.m.London Gatwick
25 Sep.
LGW6:10 p.m.London Gatwick
42h 53m
3 stops
YOW8:03 a.m.Ottawa
Porter Airlines
5 Oct.
YOW11:30 a.m.Ottawa
18h 15m
1 stop
LGW10:45 a.m.London Gatwick
13 Oct.
LGW12:40 p.m.London Gatwick
24h 23m
1 stop
YOW8:03 a.m.Ottawa
Air Transat
27 Jul.
YOW8:50 p.m.Ottawa
30h 05m
1 stop
LGW7:55 a.m.London Gatwick
31 Aug.
LGW9:40 a.m.London Gatwick
13h 02m
1 stop
YOW5:42 p.m.Ottawa
C$ 1,001
Find similar
Air Canada
15 Sep.
YOW6:20 p.m.Ottawa
21h 40m
1 stop
LHR9:00 p.m.London Heathrow
7 Oct.
LHR2:05 p.m.London Heathrow
23h 35m
1 stop
YOW8:40 a.m.Ottawa
C$ 1,017
Find similar
United Airlines
27 Aug.
YOW11:25 a.m.Ottawa
18h 15m
2 stops
LHR10:40 a.m.London Heathrow
10 Sep.
LHR6:50 a.m.London Heathrow
14h 54m
2 stops
YOW4:44 p.m.Ottawa
C$ 1,076
Find similar
Lufthansa
4 Aug.
YOW6:40 p.m.Ottawa
30h 50m
1 stop
LHR6:30 a.m.London Heathrow
20 Aug.
LHR7:30 p.m.London Heathrow
28h 31m
2 stops
YOW7:01 p.m.Ottawa
C$ 1,093
Find similar

Find the cheapest one-way flights from Ottawa to London

If you're looking for one-way flights from Ottawa to London, view some of our deals below provided by Air Canada, Air Transat and SWISS
Air Canada
8 Jul.
YOW6:20 p.m.Ottawa
21h 40m
1 stop
LHR9:00 p.m.London Heathrow
Multiple Airlines
9 Jul.
YOW12:00 p.m.Ottawa
13h 20m
1 stop
LGW6:20 a.m.London Gatwick
SWISS
8 Jul.
YOW1:25 p.m.Ottawa
23h 30m
2 stops
LHR5:55 p.m.London Heathrow

Search last-minute flights to London from Ottawa

Find and compare round-trip flight prices for your last-minute flight from Ottawa to London
Multiple Airlines
26 Jun.
YOW6:40 p.m.Ottawa
21h 20m
2 stops
LHR9:00 p.m.London Heathrow
3 Jul.
LHR8:50 p.m.London Heathrow
40h 13m
3 stops
YOW8:03 a.m.Ottawa
C$ 1,127
Find similar
Virgin Atlantic
26 Jun.
YOW5:00 p.m.Ottawa
18h 35m
1 stop
LHR4:35 p.m.London Heathrow
3 Jul.
LHR6:15 a.m.London Heathrow
13h 35m
1 stop
YOW2:50 p.m.Ottawa
C$ 1,440
Find similar
Air Canada
26 Jun.
YOW8:00 p.m.Ottawa
20h 00m
2 stops
LHR9:00 p.m.London Heathrow
3 Jul.
LHR12:40 p.m.London Heathrow
25h 01m
2 stops
YOW8:41 a.m.Ottawa
C$ 1,470
Find similar
Air France
27 Jun.
YOW5:00 p.m.Ottawa
10h 00m
1 stop
LHR8:00 a.m.London Heathrow
4 Jul.
LHR6:15 a.m.London Heathrow
13h 35m
1 stop
YOW2:50 p.m.Ottawa
C$ 1,575
Find similar
Air Transat
29 Jun.
YOW8:50 p.m.Ottawa
30h 05m
1 stop
LGW7:55 a.m.London Gatwick
17 Jul.
LGW9:40 a.m.London Gatwick
19h 48m
1 stop
YOW12:28 a.m.Ottawa
C$ 1,599
Find similar
Porter Airlines
29 Jun.
YOW8:50 p.m.Ottawa
30h 05m
1 stop
LGW7:55 a.m.London Gatwick
17 Jul.
LGW9:40 a.m.London Gatwick
15h 03m
1 stop
YOW7:43 p.m.Ottawa
C$ 1,678
Find similar

Air Canada flights from Ottawa to London

Our best Air Canada deals on Ottawa to London flight tickets
Air Canada
15 Sep.
YOW6:20 p.m.Ottawa
21h 40m
1 stop
LHR9:00 p.m.London Heathrow
7 Oct.
LHR2:05 p.m.London Heathrow
23h 35m
1 stop
YOW8:40 a.m.Ottawa
C$ 1,017
Find similar
Air Canada
15 Sep.
YOW6:20 p.m.Ottawa
21h 40m
1 stop
LHR9:00 p.m.London Heathrow
7 Oct.
LHR2:05 p.m.London Heathrow
23h 35m
1 stop
YOW8:40 a.m.Ottawa
C$ 1,019
Find similar
Air Canada
15 Sep.
YOW6:20 p.m.Ottawa
21h 40m
1 stop
LHR9:00 p.m.London Heathrow
7 Oct.
LHR9:30 a.m.London Heathrow
15h 49m
2 stops
YOW8:19 p.m.Ottawa
C$ 1,048
Find similar

United Airlines flights from Ottawa to London

Our best United Airlines deals on Ottawa to London flight tickets
United Airlines
27 Aug.
YOW11:25 a.m.Ottawa
18h 15m
2 stops
LHR10:40 a.m.London Heathrow
10 Sep.
LHR6:50 a.m.London Heathrow
14h 54m
2 stops
YOW4:44 p.m.Ottawa
C$ 1,076
Find similar
United Airlines
5 Sep.
YOW11:25 a.m.Ottawa
18h 15m
2 stops
LHR10:40 a.m.London Heathrow
12 Sep.
LHR6:50 a.m.London Heathrow
15h 21m
2 stops
YOW5:11 p.m.Ottawa
C$ 1,256
Find similar
United Airlines
17 Jul.
YOW1:38 p.m.Ottawa
11h 42m
1 stop
LHR6:20 a.m.London Heathrow
24 Jul.
LHR1:05 p.m.London Heathrow
13h 47m
1 stop
YOW9:52 p.m.Ottawa
C$ 1,337
Find similar

How to get the cheapest flight ticket from Ottawa to London

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 Ottawa to London?

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

What is the cheapest day to depart Ottawa for London?

Monday. The cheapest day of the week is typically Monday. The most expensive is typically Saturday

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

In the afternoon. Ottawa to London flights are approximately 9% more expensive at noon than in the afternoon

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

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

What is the cheapest Ottawa to London flight route?

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

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

51 days before. The cheapest time to buy a flight from Ottawa to London is approximately 51 days to departure

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

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

Best price found

C$ 399

Fastest flight time

9h 00m

Direct flights

None

Airports in London

5 airports
The best one-way flight to London from Ottawa in the past 72 hours is C$ 399. The best round-trip flight deal from Ottawa to London found on momondo in the last 72 hours is C$ 979.
The fastest flight from Ottawa to London takes 9h 00m
There are no direct flights from Ottawa to London. Popular non-direct routes for this connection are Ottawa Airport - London Heathrow Airport, Ottawa Airport - London Gatwick Airport and Ottawa Airport - London Stansted Airport.
There are 5 airports near London: London City (LCY), London Heathrow (LHR), London Luton (LTN), London Stansted (STN), London Gatwick (LGW)

  • How far is Ottawa to London by plane?

    A flight from Ottawa to London will travel around 5358.1 km. In terms of flight time, this usually takes a little over 9h 00m.

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

    Prices for flights from Ottawa Airport to London were last updated today.

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

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

    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 Ottawa Airport to London.

  • What documentation or ID do you need to fly to London?

    The travel and health documents you'll need for your trip to London 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 London. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.


Best airlines flying from Ottawa to London

Compare and see reviews for airlines that fly from Ottawa to London with momondo
Airline
Rating
Free Cancellation
Price
Virgin AtlanticPriceFrom C$ 794Free CancellationRating
7.6
714 reviews
Search Virgin Atlantic flights
Air CanadaPriceFrom C$ 877Free CancellationRating
7.0
7,126 reviews
Search Air Canada flights
Porter AirlinesPriceFrom C$ 880Free CancellationRating
7.5
372 reviews
Search Porter Airlines flights
Air TransatPriceFrom C$ 903Free CancellationRating
7.6
440 reviews
Search Air Transat flights
Air FrancePriceFrom C$ 920Free CancellationRating
7.5
1,666 reviews
Search Air France flights
LufthansaPriceFrom C$ 960Free CancellationRating
6.9
7,436 reviews
Search Lufthansa flights
SWISSPriceFrom C$ 967Free CancellationRating
7.7
1,876 reviews
Search SWISS flights
United AirlinesPriceFrom C$ 977Free CancellationRating
7.4
10,000 reviews
Search United Airlines flights
Aer LingusPriceFrom C$ 1,479Free CancellationRating
7.2
1,253 reviews
Search Aer Lingus flights
LOTPriceFrom C$ 1,743Free CancellationRating
7.4
1,515 reviews
Search LOT flights

Why use momondo?

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

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 Ottawa to London for you.

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

Yes. momondo allows you to filter the results for Ottawa to London flights to just show those with flexible booking policies.

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

Once you have performed a search for Ottawa to London flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

If you are not ready to book a flight from Ottawa to London now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to London and let you know when they change.


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1 adult
From?
To?
Tue 25/6
Tue 2/7
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Find better results for your trip to the United Kingdom

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Airports listed have a maximum distance of 57.3 km from London