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Cheap flights from Ottawa to the United Kingdom from C$ 366

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 12/1. 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.
Porter Airlines Logo
3:05 p.m. - 8:10 a.m.YOW-MAN
12h 05m1 stop
Porter Airlines Logo
9:40 a.m. - 4:51 p.m.MAN-YOW
12h 11m1 stop
C$ 819Porter Airlines
Find Deal
Tue, 7 Apr - Wed, 15 Apr
Multiple Airlines Logo
6:55 p.m. - 9:50 p.m.YOW-GLA
21h 55m2 stops
Multiple Airlines Logo
7:00 a.m. - 6:26 p.m.GLA-YOW
16h 26m2 stops
C$ 906Multiple Airlines
Find Deal
Wed, 18 Feb - Mon, 23 Feb
Air France Logo
5:20 p.m. - 8:00 a.m.YOW-LHR
9h 40m1 stop
Air France Logo
11:30 a.m. - 3:10 p.m.LHR-YOW
32h 40m1 stop
C$ 910Air France
Find Deal
Wed, 10 Dec - Thu, 15 Jan
Multiple Airlines Logo
2:00 p.m. - 7:10 a.m.YOW-LHR
12h 10m2 stops
Multiple Airlines Logo
12:00 p.m. - 2:30 p.m.LHR-YOW
7h 30mdirect
C$ 913Multiple Airlines
Find Deal
Wed, 11 Feb - Sun, 22 Feb
Air France Logo
5:15 p.m. - 5:50 p.m.YOW-BHX
19h 35m1 stop
Air France Logo
6:00 a.m. - 3:05 p.m.BHX-YOW
14h 05m1 stop
C$ 923Air France
Find Deal
Fri, 1 May - Fri, 15 May
Air Canada Logo
2:50 p.m. - 7:10 a.m.YOW-LHR
11h 20m1 stop
Air Canada Logo
9:00 a.m. - 2:21 p.m.LHR-YOW
10h 21m1 stop
C$ 924Air Canada
Find Deal
Tue, 2 Dec - Wed, 10 Dec
Air Canada Logo
2:50 p.m. - 7:10 a.m.YOW-LHR
11h 20m1 stop
Air Canada Logo
12:00 p.m. - 2:30 p.m.LHR-YOW
7h 30mdirect
C$ 926Air Canada
Find Deal
Thu, 27 Nov - Wed, 10 Dec
Air Transat Logo
3:05 p.m. - 10:45 a.m.YOW-LGW
14h 40m1 stop
Air Transat Logo
12:40 p.m. - 12:21 a.m.LGW-YOW
16h 41m1 stop
C$ 931Air Transat
Find Deal
Fri, 24 Apr - Sun, 17 May
Air Transat Logo
11:20 a.m. - 10:45 a.m.YOW-LGW
18h 25m1 stop
Air Transat Logo
12:40 p.m. - 12:21 a.m.LGW-YOW
16h 41m1 stop
C$ 938Air Transat
Find Deal
Tue, 12 May - Tue, 26 May
Lufthansa Logo
4:00 p.m. - 5:10 p.m.YOW-EDI
20h 10m2 stops
Lufthansa Logo
9:00 a.m. - 7:34 p.m.EDI-YOW
15h 34m1 stop
C$ 1,073Lufthansa
Find Deal
Wed, 1 Apr - Wed, 8 Apr

Virgin Atlantic flights from Ottawa to United Kingdom

Our best Virgin Atlantic deals on Ottawa to United Kingdom flight tickets
Virgin Atlantic
2 Mar
YOW5:20 p.m.Ottawa
12h 10m
1 stop
LHR10:30 a.m.London Heathrow
6 Mar
LHR8:55 a.m.London Heathrow
11h 15m
1 stop
YOW3:10 p.m.Ottawa
C$ 961
Find similar
Virgin Atlantic
16 Nov
YOW5:20 p.m.Ottawa
9h 35m
1 stop
LHR7:55 a.m.London Heathrow
23 Nov
LHR4:00 p.m.London Heathrow
13h 42m
1 stop
YOW12:42 a.m.Ottawa
C$ 965
Find similar
Virgin Atlantic
11 May
YOW5:15 p.m.Ottawa
9h 45m
1 stop
LHR8:00 a.m.London Heathrow
15 May
LHR6:15 a.m.London Heathrow
13h 50m
1 stop
YOW3:05 p.m.Ottawa
C$ 989
Find similar

Air France flights from Ottawa to United Kingdom

Our best Air France deals on Ottawa to United Kingdom flight tickets
Air France
10 Dec
YOW5:20 p.m.Ottawa
9h 40m
1 stop
LHR8:00 a.m.London Heathrow
15 Jan
LHR11:30 a.m.London Heathrow
32h 40m
1 stop
YOW3:10 p.m.Ottawa
C$ 910
Find similar
Air France
1 May
YOW5:15 p.m.Ottawa
19h 35m
1 stop
BHX5:50 p.m.Birmingham
15 May
BHX6:00 a.m.Birmingham
14h 05m
1 stop
YOW3:05 p.m.Ottawa
C$ 923
Find similar
Air France
19 Feb
YOW5:20 p.m.Ottawa
15h 25m
1 stop
LHR1:45 p.m.London Heathrow
28 May
LHR5:35 p.m.London Heathrow
26h 30m
1 stop
YOW3:05 p.m.Ottawa
C$ 938
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 15 November 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

OttawaManchester

YOW - MAN

YOWMAN

Ottawa

Tue 7/4

3:05 p.m.-8:10 a.m.

1 stop12h 05m

Manchester

Wed 15/4

9:40 a.m.-4:51 p.m.

1 stop12h 11m

C$ 819

OttawaGlasgow

YOW - GLA

YOWGLA

Ottawa

Wed 18/2

6:55 p.m.-9:50 p.m.

2 stops21h 55m

Glasgow Intl

Mon 23/2

7:00 a.m.-6:26 p.m.

2 stops16h 26m

C$ 906

OttawaLondon

YOW - LHR

YOWLHR

Ottawa

Wed 10/12

5:20 p.m.-8:00 a.m.

1 stop9h 40m

London Heathrow

Thu 15/1

11:30 a.m.-3:10 p.m.

1 stop32h 40m

C$ 910

OttawaLondon

YOW - LHR

YOWLHR

Ottawa

Wed 11/2

2:00 p.m.-7:10 a.m.

2 stops12h 10m

London Heathrow

Sun 22/2

12:00 p.m.-2:30 p.m.

Nonstop7h 30m

C$ 913

OttawaBirmingham

YOW - BHX

YOWBHX

Ottawa

Fri 1/5

5:15 p.m.-5:50 p.m.

1 stop19h 35m

Birmingham

Fri 15/5

6:00 a.m.-3:05 p.m.

1 stop14h 05m

C$ 923

OttawaLondon

YOW - LHR

YOWLHR

Ottawa

Tue 2/12

2:50 p.m.-7:10 a.m.

1 stop11h 20m

London Heathrow

Wed 10/12

9:00 a.m.-2:21 p.m.

1 stop10h 21m

C$ 924

OttawaLondon

YOW - LHR

YOWLHR

Ottawa

Thu 27/11

2:50 p.m.-7:10 a.m.

1 stop11h 20m

London Heathrow

Wed 10/12

12:00 p.m.-2:30 p.m.

Nonstop7h 30m

C$ 926

OttawaLondon

YOW - LGW

YOWLGW

Ottawa

Fri 24/4

3:05 p.m.-10:45 a.m.

1 stop14h 40m

London Gatwick

Sun 17/5

12:40 p.m.-12:21 a.m.

1 stop16h 41m

C$ 931

OttawaLondon

YOW - LGW

YOWLGW

Ottawa

Tue 12/5

11:20 a.m.-10:45 a.m.

1 stop18h 25m

London Gatwick

Tue 26/5

12:40 p.m.-12:21 a.m.

1 stop16h 41m

C$ 938

OttawaEdinburgh

YOW - EDI

YOWEDI

Ottawa

Wed 1/4

4:00 p.m.-5:10 p.m.

2 stops20h 10m

Edinburgh Turnhouse

Wed 8/4

9:00 a.m.-7:34 p.m.

1 stop15h 34m

C$ 1,073

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 April instead. Flights to United Kingdom in April, while not as cheap as those in February, still average around C$ 995.

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

According to our data, Thursday is the cheapest day to fly to United Kingdom from Ottawa. The lowest ticket price found for a Thursday departure recently was C$ 1,101. 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$ 1,306. 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 morning is the cheapest time of day to fly from Ottawa to United Kingdom when you can find flight prices for as low as C$ 1,091. Flying to United Kingdom in the morning 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 at noon when prices are around C$ 1,152.

What is the cheapest Ottawa to United Kingdom flight route?

Fly from Ottawa to London Heathrow 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$ 1,087 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$ 1,009 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 25% 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$ 988

Fastest flight time

6h 25m

Direct flights

Mon, Tue, Thu, Fri and Sat

Airports in United Kingdom

1 airport
The best one-way flight to United Kingdom from Ottawa in the past 72 hours is C$ 988. The best round-trip flight deal from Ottawa to United Kingdom found on momondo in the last 72 hours is C$ 990.
The fastest flight from Ottawa to United Kingdom takes 6h 25m
Direct flights go from Ottawa to United Kingdom on Monday, Tuesday, Thursday, Friday and Saturday. There are no airlines offering direct flights.
There is 1 airport near United Kingdom: London Heathrow (LHR)
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
Air TransatPriceFrom C$ 693Free CancellationRating
7.8
473 reviews
Search Air Transat flights
LufthansaPriceFrom C$ 697Free CancellationRating
6.8
7,574 reviews
Search Lufthansa flights
Porter AirlinesPriceFrom C$ 723Free CancellationRating
8.0
392 reviews
Search Porter Airlines flights
Air FrancePriceFrom C$ 741Free CancellationRating
7.4
1,487 reviews
Search Air France flights
Virgin AtlanticPriceFrom C$ 743Free CancellationRating
7.5
673 reviews
Search Virgin Atlantic flights
WestJetPriceFrom C$ 781Free CancellationRating
7.2
3,162 reviews
Search WestJet flights
United AirlinesPriceFrom C$ 904Free CancellationRating
7.4
9,016 reviews
Search United Airlines flights
Air CanadaPriceFrom C$ 909Free CancellationRating
7.1
10,454 reviews
Search Air Canada flights
KLMPriceFrom C$ 1,201Free CancellationRating
7.7
1,411 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.

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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$ 668
Flights to Edinburghfrom C$ 687
Flights to Manchesterfrom C$ 700
Flights to Glasgowfrom C$ 720
Flights to Birminghamfrom C$ 739
Flights to Newcastle upon Tynefrom C$ 818
Flights to Belfastfrom C$ 860
Flights to Bristolfrom C$ 714
Flights to Aberdeenfrom C$ 920
Flights to Leedsfrom C$ 739
Flights to Liverpoolfrom C$ 755
Flights to Invernessfrom C$ 742