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Cheap flights from Ottawa to the United Kingdom from C$ 390

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 the United Kingdom departing on 1/2. 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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Find the cheapest flights from Ottawa to the United Kingdom

Cheap round-trip flights

Enter your travel dates to find the best prices.
Air Transat Logo
3:05 p.m. - 9:45 a.m.
YOW
-
LGW
13h 40m1 stop
Air Transat Logo
11:40 a.m. - 6:28 p.m.
LGW
-
YOW
11h 48m1 stop
C$ 738Air Transat
Fri, 16 Jan - Fri, 23 Jan
Air Transat Logo
3:05 p.m. - 9:45 a.m.
YOW
-
LGW
13h 40m1 stop
Air Transat Logo
11:40 a.m. - 6:28 p.m.
LGW
-
YOW
11h 48m1 stop
C$ 741Air Transat
Fri, 16 Jan - Fri, 23 Jan
Air Transat Logo
6:50 p.m. - 9:45 a.m.
YOW
-
LGW
9h 55m1 stop
Air Transat Logo
11:40 a.m. - 6:28 p.m.
LGW
-
YOW
11h 48m1 stop
C$ 756Air Transat
Tue, 3 Feb - Tue, 10 Feb
Virgin Atlantic Logo
5:35 p.m. - 1:45 p.m.
YOW
-
LHR
15h 10m1 stop
Virgin Atlantic Logo
9:00 a.m. - 3:10 p.m.
LHR
-
YOW
11h 10m1 stop
C$ 871Virgin Atlantic
Fri, 16 Jan - Fri, 23 Jan
Virgin Atlantic Logo
5:20 p.m. - 7:55 a.m.
YOW
-
LHR
9h 35m1 stop
Virgin Atlantic Logo
9:00 a.m. - 3:10 p.m.
LHR
-
YOW
11h 10m1 stop
C$ 872Virgin Atlantic
Sun, 1 Feb - Fri, 6 Feb
Air Canada Logo
5:30 p.m. - 9:00 p.m.
YOW
-
LHR
22h 30m1 stop
Air Canada Logo
12:40 p.m. - 6:33 p.m.
LHR
-
YOW
10h 53m1 stop
C$ 897Air Canada
Mon, 25 May - Fri, 5 Jun
Air Canada Logo
5:30 p.m. - 9:00 p.m.
YOW
-
LHR
22h 30m1 stop
Air Canada Logo
12:40 p.m. - 6:33 p.m.
LHR
-
YOW
10h 53m1 stop
C$ 898Air Canada
Mon, 18 May - Fri, 29 May
Air France Logo
6:20 p.m. - 9:30 a.m.
YOW
-
BHX
11h 10m1 stop
Air France Logo
4:15 p.m. - 4:10 p.m.
BHX
-
YOW
27h 55m1 stop
C$ 957Air France
Tue, 10 Mar - Mon, 16 Mar
United Airlines Logo
2:40 p.m. - 9:50 a.m.
YOW
-
MAN
14h 10m2 stops
United Airlines Logo
10:35 a.m. - 10:05 p.m.
MAN
-
YOW
16h 30m2 stops
C$ 1,144United Airlines
Wed, 1 Apr - Wed, 22 Apr
United Airlines Logo
2:15 p.m. - 10:20 a.m.
YOW
-
MAN
15h 05m2 stops
United Airlines Logo
6:00 a.m. - 5:12 p.m.
MAN
-
YOW
40h 12m2 stops
C$ 1,169United Airlines
Wed, 21 Jan - Sun, 25 Jan

Virgin Atlantic flights from Ottawa to United Kingdom

Our best Virgin Atlantic deals on Ottawa to United Kingdom flight tickets
Virgin Atlantic
16 Jan
YOW5:35 p.m.Ottawa
15h 10m
1 stop
LHR1:45 p.m.London Heathrow
23 Jan
LHR9:00 a.m.London Heathrow
11h 10m
1 stop
YOW3:10 p.m.Ottawa
C$ 871
Find similar
Virgin Atlantic
1 Feb
YOW5:20 p.m.Ottawa
9h 35m
1 stop
LHR7:55 a.m.London Heathrow
6 Feb
LHR9:00 a.m.London Heathrow
11h 10m
1 stop
YOW3:10 p.m.Ottawa
C$ 872
Find similar
Virgin Atlantic
16 Jan
YOW5:35 p.m.Ottawa
15h 10m
1 stop
LHR1:45 p.m.London Heathrow
23 Jan
LHR8:55 a.m.London Heathrow
11h 15m
1 stop
YOW3:10 p.m.Ottawa
C$ 882
Find similar

Air Canada flights from Ottawa to United Kingdom

Our best Air Canada deals on Ottawa to United Kingdom flight tickets
Air Canada
18 May
YOW8:50 a.m.Ottawa
31h 10m
1 stop
LHR9:00 p.m.London Heathrow
29 May
LHR12:40 p.m.London Heathrow
30h 58m
1 stop
YOW2:38 p.m.Ottawa
C$ 895
Find similar
Air Canada
25 May
YOW12:15 p.m.Ottawa
27h 45m
1 stop
LHR9:00 p.m.London Heathrow
9 Jun
LHR12:40 p.m.London Heathrow
24h 48m
1 stop
YOW8:28 a.m.Ottawa
C$ 897
Find similar
Air Canada
18 May
YOW5:30 p.m.Ottawa
22h 30m
1 stop
LHR9:00 p.m.London Heathrow
29 May
LHR12:40 p.m.London Heathrow
10h 53m
1 stop
YOW6:33 p.m.Ottawa
C$ 898
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Ottawa to United Kingdom that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 96,600 searches. Data last updated 31 December 2025.
Use the filters below to find and compare flights from Ottawa to the United Kingdom that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

OttawaLondon

YOW - LGW

YOWLGW

Ottawa

Fri 16/1

3:05 p.m.-9:45 a.m.

1 stop13h 40m

London Gatwick

Fri 23/1

11:40 a.m.-6:28 p.m.

1 stop11h 48m

C$ 738

OttawaLondon

YOW - LGW

YOWLGW

Ottawa

Fri 16/1

3:05 p.m.-9:45 a.m.

1 stop13h 40m

London Gatwick

Fri 23/1

11:40 a.m.-6:28 p.m.

1 stop11h 48m

C$ 741

OttawaLondon

YOW - LGW

YOWLGW

Ottawa

Tue 3/2

6:50 p.m.-9:45 a.m.

1 stop9h 55m

London Gatwick

Tue 10/2

11:40 a.m.-6:28 p.m.

1 stop11h 48m

C$ 756

OttawaLondon

YOW - LHR

YOWLHR

Ottawa

Fri 16/1

5:35 p.m.-1:45 p.m.

1 stop15h 10m

London Heathrow

Fri 23/1

9:00 a.m.-3:10 p.m.

1 stop11h 10m

C$ 871

OttawaLondon

YOW - LHR

YOWLHR

Ottawa

Sun 1/2

5:20 p.m.-7:55 a.m.

1 stop9h 35m

London Heathrow

Fri 6/2

9:00 a.m.-3:10 p.m.

1 stop11h 10m

C$ 872

OttawaLondon

YOW - LHR

YOWLHR

Ottawa

Mon 25/5

5:30 p.m.-9:00 p.m.

1 stop22h 30m

London Heathrow

Fri 5/6

12:40 p.m.-6:33 p.m.

1 stop10h 53m

C$ 897

OttawaLondon

YOW - LHR

YOWLHR

Ottawa

Mon 18/5

5:30 p.m.-9:00 p.m.

1 stop22h 30m

London Heathrow

Fri 29/5

12:40 p.m.-6:33 p.m.

1 stop10h 53m

C$ 898

OttawaBirmingham

YOW - BHX

YOWBHX

Ottawa

Tue 10/3

6:20 p.m.-9:30 a.m.

1 stop11h 10m

Birmingham

Mon 16/3

4:15 p.m.-4:10 p.m.

1 stop27h 55m

C$ 957

OttawaManchester

YOW - MAN

YOWMAN

Ottawa

Wed 1/4

2:40 p.m.-9:50 a.m.

2 stops14h 10m

Manchester

Wed 22/4

10:35 a.m.-10:05 p.m.

2 stops16h 30m

C$ 1,144

OttawaManchester

YOW - MAN

YOWMAN

Ottawa

Wed 21/1

2:15 p.m.-10:20 a.m.

2 stops15h 05m

Manchester

Sun 25/1

6:00 a.m.-5:12 p.m.

2 stops40h 12m

C$ 1,169

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to the United Kingdom from

How to get the cheapest flight ticket from Ottawa to United Kingdom

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 to United Kingdom?

If you aren’t able to travel during the month of February, then book flights to United Kingdom from Ottawa during November instead. Flights to United Kingdom in November, while not as cheap as those in February, still average around C$ 939.

What is the cheapest day to depart on your flight to United Kingdom?

According to our data, Tuesday is the cheapest day to fly to United Kingdom from Ottawa. The lowest ticket price found for a Tuesday departure recently was C$ 1,056. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. Flights from Ottawa to United Kingdom on a Sunday will generally be more expensive and average around C$ 1,174. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to United Kingdom?

In the evening is the cheapest time of day to fly from Ottawa to United Kingdom when you can find flight prices for as low as C$ 1,084. Flying to United Kingdom in the evening is an ideal time because this is during off-peak travel hours. In contrast, the most expensive time of day to depart to United Kingdom is in the afternoon when prices are around C$ 1,095.

What is the cheapest Ottawa to United Kingdom flight route?

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

How far in advance should I book a flight to United Kingdom?

You are more likely to see cheaper flights to United Kingdom from Ottawa when booking weeks ahead of your departure date. In general, you can expect to find flights to United Kingdom for around C$ 1,048 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to United Kingdom from Ottawa for as low as C$ 986 on momondo.

What cabin class options are available on Ottawa to United Kingdom flights?

There are 3 cabin classes available to choose from on Ottawa to United Kingdom flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Ottawa to United Kingdom flights?

You could potentially save up to 55% on your flight if you consider stops on a Ottawa to United Kingdom flight.

Cheap Ottawa to United Kingdom flight deals and tips

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

Best price found

C$ 965

Fastest flight time

6h 25m

Direct flights

Mon, Tue, Wed, Thu, Sat and Sun

Airports in United Kingdom

1,286 airports
The best one-way flight to United Kingdom from Ottawa in the past 72 hours is C$ 965. The best round-trip flight deal from Ottawa to United Kingdom found on momondo in the last 72 hours is C$ 783.
The fastest flight from Ottawa to United Kingdom takes 6h 25m
Direct flights go from Ottawa to United Kingdom on Monday, Tuesday, Wednesday, Thursday, Saturday and Sunday. The only airline offering direct flights is Air Canada.
There are 1,286 airports in United Kingdom. From Ottawa there are direct flights to London Heathrow (LHR), London Gatwick (LGW).
Search flight deals

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

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

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

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

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Ottawa Airport to United Kingdom.

  • What documentation or ID do you need to fly to United Kingdom?

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

  • What is the most popular plane model from Ottawa to United Kingdom?

Best airlines flying from Ottawa to United Kingdom

Compare and see reviews for airlines that fly from Ottawa to United Kingdom with momondo
Airline
Rating
Free Cancellation
Price
Virgin AtlanticPriceFrom C$ 661Free CancellationRating
7.5
678 reviews
Search Virgin Atlantic flights
LufthansaPriceFrom C$ 680Free CancellationRating
6.8
7,668 reviews
Search Lufthansa flights
Porter AirlinesPriceFrom C$ 706Free CancellationRating
8.0
403 reviews
Search Porter Airlines flights
Air TransatPriceFrom C$ 712Free CancellationRating
7.7
489 reviews
Search Air Transat flights
Air FrancePriceFrom C$ 762Free CancellationRating
7.4
1,514 reviews
Search Air France flights
WestJetPriceFrom C$ 762Free CancellationRating
7.2
3,228 reviews
Search WestJet flights
United AirlinesPriceFrom C$ 882Free CancellationRating
7.4
9,122 reviews
Search United Airlines flights
Air CanadaPriceFrom C$ 888Free CancellationRating
7.1
10,571 reviews
Search Air Canada flights
KLMPriceFrom C$ 1,092Free CancellationRating
7.7
1,435 reviews
Search KLM flights

Why use momondo?

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

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 United Kingdom for you.

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

Flights from Ottawa to United Kingdom 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 Ottawa to United Kingdom?

momondo provides multiple filters to help you find the best flight to United Kingdom from Ottawa. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Yes momondo offers price alerts on flights to United Kingdom from Ottawa. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

An easier way to manage your United Kingdom trip

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Find better results for your trip to the United Kingdom

Popular Cities in the United Kingdom

Popular flights according to clicks in the last 7 days on momondo
Flights to Londonfrom C$ 597
Flights to Edinburghfrom C$ 678
Flights to Manchesterfrom C$ 652
Flights to Glasgowfrom C$ 695
Flights to Birminghamfrom C$ 768
Flights to Newcastle upon Tynefrom C$ 723
Flights to Belfastfrom C$ 753
Flights to Bristolfrom C$ 841
Flights to Aberdeenfrom C$ 826
Flights to Leedsfrom C$ 808
Flights to Liverpoolfrom C$ 634
Flights to Cardifffrom C$ 824