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Cheap flights from the United Kingdom to Ottawa from C$ 405

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from the United Kingdom to Ottawa departing on 1/3. 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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Find the cheapest flights from the United Kingdom to Ottawa

Recent round-trip flight deals from the United Kingdom to Ottawa

Enter your travel dates to find the best prices.
Multiple Airlines Logo
6:30 a.m. - 3:10 p.m.
LHR
-
YOW
13h 40m
2 stops
Multiple Airlines Logo
5:20 p.m. - 6:20 p.m.
YOW
-
LHR
20h 00m
1 stop
C$ 765Multiple Airlines
Thu, 19 Feb - Sun, 22 Feb
Multiple Airlines Logo
6:30 a.m. - 3:10 p.m.
LHR
-
YOW
13h 40m
2 stops
Multiple Airlines Logo
5:20 p.m. - 1:45 p.m.
YOW
-
LHR
15h 25m
1 stop
C$ 767Multiple Airlines
Thu, 5 Feb - Sun, 15 Feb
Multiple Airlines Logo
6:30 a.m. - 3:10 p.m.
LHR
-
YOW
13h 40m
2 stops
Multiple Airlines Logo
5:20 p.m. - 7:55 a.m.
YOW
-
LHR
9h 35m
1 stop
C$ 768Multiple Airlines
Thu, 12 Feb - Thu, 19 Feb
Air France Logo
5:00 p.m. - 12:39 a.m.
LGW
-
YOW
36h 39m
2 stops
Air France Logo
5:10 p.m. - 4:00 p.m.
YOW
-
LGW
17h 50m
1 stop
C$ 769Air France
Wed, 15 Apr - Tue, 28 Apr
KLM Logo
11:45 a.m. - 12:42 a.m.
LHR
-
YOW
17h 57m
2 stops
KLM Logo
5:20 p.m. - 1:50 p.m.
YOW
-
LHR
15h 30m
2 stops
C$ 772KLM
Tue, 27 Jan - Thu, 5 Feb
Air France Logo
2:45 p.m. - 12:39 a.m.
LHR
-
YOW
14h 54m
2 stops
Air France Logo
5:25 p.m. - 10:30 a.m.
YOW
-
LHR
12h 05m
1 stop
C$ 774Air France
Sat, 25 Apr - Sun, 17 May
Virgin Atlantic Logo
2:45 p.m. - 4:10 p.m.
LHR
-
YOW
29h 25m
1 stop
Virgin Atlantic Logo
6:35 p.m. - 1:45 p.m.
YOW
-
LHR
15h 10m
1 stop
C$ 779Virgin Atlantic
Mon, 16 Mar - Sun, 22 Mar
KLM Logo
6:30 a.m. - 4:10 p.m.
LHR
-
YOW
13h 40m
2 stops
KLM Logo
6:35 p.m. - 1:50 p.m.
YOW
-
LHR
15h 15m
2 stops
C$ 782KLM
Fri, 13 Mar - Sun, 22 Mar
Virgin Atlantic Logo
6:00 a.m. - 3:10 p.m.
MAN
-
YOW
14h 10m
1 stop
Virgin Atlantic Logo
5:20 p.m. - 4:05 p.m.
YOW
-
MAN
17h 45m
1 stop
C$ 940Virgin Atlantic
Thu, 29 Jan - Sun, 1 Feb
Air Transat Logo
1:25 p.m. - 8:05 a.m.
MAN
-
YOW
23h 40m
1 stop
Air Transat Logo
11:20 a.m. - 11:40 a.m.
YOW
-
MAN
19h 20m
1 stop
C$ 1,031Air Transat
Sat, 30 May - Sat, 6 Jun

Air Canada flights from United Kingdom to Ottawa

Our best Air Canada deals on United Kingdom to Ottawa flight tickets
Air Canada
31 Jan
LHR6:00 p.m.London Heathrow
12h 38m
1 stop
YOW1:38 a.m.Ottawa
14 Feb
YOW4:40 p.m.Ottawa
22h 55m
1 stop
LHR8:35 p.m.London Heathrow
C$ 814
Air Canada
14 Feb
LHR6:00 p.m.London Heathrow
19h 18m
1 stop
YOW8:18 a.m.Ottawa
21 Feb
YOW7:50 p.m.Ottawa
19h 45m
2 stops
LHR8:35 p.m.London Heathrow
C$ 818
Air Canada
19 Feb
LHR9:00 a.m.London Heathrow
13h 41m
2 stops
YOW5:41 p.m.Ottawa
23 Feb
YOW10:30 a.m.Ottawa
15h 40m
2 stops
LHR7:10 a.m.London Heathrow
C$ 843

Air Transat flights from United Kingdom to Ottawa

Our best Air Transat deals on United Kingdom to Ottawa flight tickets
Air Transat
5 Jun
LGW9:40 a.m.London Gatwick
8h 00m
YOW12:40 p.m.Ottawa
3 Jul
YOW7:40 p.m.Ottawa
7h 15m
LGW7:55 a.m.London Gatwick
C$ 793
Air Transat
6 Jun
LGW9:40 a.m.London Gatwick
15h 21m
1 stop
YOW8:01 p.m.Ottawa
25 Jul
YOW7:00 a.m.Ottawa
19h 55m
1 stop
LGW7:55 a.m.London Gatwick
C$ 863
Air Transat
1 Feb
LGW11:40 a.m.London Gatwick
11h 48m
1 stop
YOW6:28 p.m.Ottawa
20 Feb
YOW3:05 p.m.Ottawa
13h 40m
1 stop
LGW9:45 a.m.London Gatwick
C$ 886

momondo Fare Finder

 
Customize your flight search to find flights from United Kingdom to Ottawa 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 17 January 2026.
Use the filters below to find and compare flights from the United Kingdom to Ottawa that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

LondonOttawa

LHR - YOW

LHRYOW

London Heathrow

Thu 19/2

6:30 a.m.-3:10 p.m.

2 stops13h 40m

Ottawa

Sun 22/2

5:20 p.m.-6:20 p.m.

1 stop20h 00m

C$ 765

LondonOttawa

LHR - YOW

LHRYOW

London Heathrow

Thu 5/2

6:30 a.m.-3:10 p.m.

2 stops13h 40m

Ottawa

Sun 15/2

5:20 p.m.-1:45 p.m.

1 stop15h 25m

C$ 767

LondonOttawa

LHR - YOW

LHRYOW

London Heathrow

Thu 12/2

6:30 a.m.-3:10 p.m.

2 stops13h 40m

Ottawa

Thu 19/2

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

1 stop9h 35m

C$ 768

LondonOttawa

LGW - YOW

LGWYOW

London Gatwick

Wed 15/4

5:00 p.m.-12:39 a.m.

2 stops36h 39m

Ottawa

Tue 28/4

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

1 stop17h 50m

C$ 769

LondonOttawa

LHR - YOW

LHRYOW

London Heathrow

Tue 27/1

11:45 a.m.-12:42 a.m.

2 stops17h 57m

Ottawa

Thu 5/2

5:20 p.m.-1:50 p.m.

2 stops15h 30m

C$ 772

LondonOttawa

LHR - YOW

LHRYOW

London Heathrow

Sat 25/4

2:45 p.m.-12:39 a.m.

2 stops14h 54m

Ottawa

Sun 17/5

5:25 p.m.-10:30 a.m.

1 stop12h 05m

C$ 774

LondonOttawa

LHR - YOW

LHRYOW

London Heathrow

Mon 16/3

2:45 p.m.-4:10 p.m.

1 stop29h 25m

Ottawa

Sun 22/3

6:35 p.m.-1:45 p.m.

1 stop15h 10m

C$ 779

LondonOttawa

LHR - YOW

LHRYOW

London Heathrow

Fri 13/3

6:30 a.m.-4:10 p.m.

2 stops13h 40m

Ottawa

Sun 22/3

6:35 p.m.-1:50 p.m.

2 stops15h 15m

C$ 782

ManchesterOttawa

MAN - YOW

MANYOW

Manchester

Thu 29/1

6:00 a.m.-3:10 p.m.

1 stop14h 10m

Ottawa

Sun 1/2

5:20 p.m.-4:05 p.m.

1 stop17h 45m

C$ 940

ManchesterOttawa

MAN - YOW

MANYOW

Manchester

Sat 30/5

1:25 p.m.-8:05 a.m.

1 stop23h 40m

Ottawa

Sat 6/6

11:20 a.m.-11:40 a.m.

1 stop19h 20m

C$ 1,031

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 Ottawa from

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

The month of February is, on average, the cheapest month to fly to Ottawa from United Kingdom, with most prices found around C$ 917. If you aren’t able to travel to Ottawa during the month of February, then flying in April is also cheap. Prices for this month can be found on momondo for an average of C$ 924.

What is the cheapest day to depart on your flight to Ottawa?

Our data shows that Tuesday is the least expensive day to fly to Ottawa. Tickets to fly out on this day can be as low as C$ 993. Flights from United Kingdom to Ottawa on a Sunday will generally be more expensive and average around C$ 1,774. 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 Ottawa?

Our most recent data shows that the best time of day to fly to Ottawa is at noon. Flights from United Kingdom to Ottawa during this time can be as low as C$ 1,126. In the morning is when there is more demand to fly to Ottawa, so prices are often more expensive at around C$ 1,131 per ticket.

What is the cheapest United Kingdom to Ottawa flight route?

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

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

You are more likely to see cheaper flights to Ottawa from United Kingdom when booking weeks ahead of your departure date. In general, you can expect to find flights to Ottawa for around C$ 1,035 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Ottawa from United Kingdom for as low as C$ 705 on momondo.

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

There are 3 cabin classes available to choose from on United Kingdom to Ottawa 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 United Kingdom to Ottawa flights?

You could potentially save up to 38% on your flight if you consider stops on a United Kingdom to Ottawa flight.

Cheap United Kingdom to Ottawa flight deals and tips

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

Best price found

C$ 815

Fastest flight time

7h 30m

Direct flights

Every day

Airports in Ottawa

1 airport
The best one-way flight to Ottawa from United Kingdom in the past 72 hours is C$ 815. The best round-trip flight deal from United Kingdom to Ottawa found on momondo in the last 72 hours is C$ 1,394.
The fastest flight from United Kingdom to Ottawa takes 7h 30m
Direct flights go from United Kingdom to Ottawa every day.
There is 1 airport in Ottawa. From United Kingdom there are direct flights to Ottawa (YOW).
Search flight deals

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

    Prices for flights from United Kingdom to Ottawa Airport are updated daily.

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

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from United Kingdom to Ottawa Airport.

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

    The necessary travel and health documents for your Ottawa Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

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

Best airlines flying from United Kingdom to Ottawa

Compare and see reviews for airlines that fly from United Kingdom to Ottawa with momondo
Airline
Rating
Free Cancellation
Price
Air FrancePriceFrom C$ 801Free CancellationRating
7.4
1,523 reviews
Search Air France flights
Air CanadaPriceFrom C$ 807Free CancellationRating
7.1
10,632 reviews
Search Air Canada flights
LufthansaPriceFrom C$ 860Free CancellationRating
6.8
7,728 reviews
Search Lufthansa flights

Travelling to a place near Ottawa?

Book flights to Ottawa if you plan to visit one of these locations
Gatineau
Pembroke
Brockville
Perth
Smiths Falls
Wakefield
Prescott
Calabogie
Petawawa

Why use momondo?

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

It is quick and easy to find United Kingdom to Ottawa flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Ottawa that suits you.

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

Flights from United Kingdom 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 United Kingdom to Ottawa?

momondo helps you find the best flight between United Kingdom and Ottawa by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Yes. momondo can track prices for United Kingdom to Ottawa flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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