£192 Find Cheap Flights from Ottawa to the United Kingdom

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight from Ottawa to the United Kingdom departing on 2/8. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
1 adult, Economy

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Best United Kingdom Flight Deals from Ottawa

Cheapest return prices found by our users on KAYAK in the last 72 hours
London
London2 stops£469
Manchester
Manchester2 stops£559
Edinburgh
Edinburgh1 stop£484
Belfast
Belfast2 stops£758
London
London2 stops£469
Manchester
Manchester2 stops£559
Edinburgh
Edinburgh1 stop£484
Belfast
Belfast2 stops£758

Cheap Flights from Ottawa to the United Kingdom

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for return flights from Ottawa to the United Kingdom that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent return flight deals from Ottawa to the United Kingdom

Wed, 10 Sep - Wed, 24 Sep
Air Transat Logo
08:35 - 06:50YOW-GLA
17h 15m1 stop
Air Transat Logo
08:35 - 08:06GLA-YOW
28h 31m1 stop
£368Air Transat
Find Deal
Fri, 26 Sep - Sat, 4 Oct
Air Transat Logo
08:35 - 06:50YOW-GLA
17h 15m1 stop
Air Transat Logo
08:35 - 20:35GLA-YOW
17h 00m1 stop
£368Air Transat
Find Deal
Tue, 2 Sep - Tue, 9 Sep
Porter Airlines Logo
08:35 - 06:50YOW-GLA
17h 15m1 stop
Porter Airlines Logo
08:35 - 08:06GLA-YOW
28h 31m1 stop
£377Porter Airlines
Find Deal
Tue, 2 Sep - Wed, 10 Sep
Porter Airlines Logo
07:00 - 06:50YOW-GLA
18h 50m1 stop
Porter Airlines Logo
08:35 - 08:06GLA-YOW
28h 31m1 stop
£393Porter Airlines
Find Deal
Wed, 13 Aug - Mon, 25 Aug
 Logo
07:00 - 06:20YOW-LGW
18h 20m2 stops
 Logo
14:00 - 17:06LGW-YOW
32h 06m1 stop
Mon, 11 Aug - Mon, 25 Aug
 Logo
10:55 - 06:20YOW-LGW
14h 25m1 stop
 Logo
14:00 - 17:06LGW-YOW
32h 06m1 stop
Sun, 17 Aug - Wed, 27 Aug
WestJet Logo
05:55 - 09:05YOW-EDI
22h 10m1 stop
WestJet Logo
10:30 - 00:22EDI-YOW
18h 52m1 stop
£484WestJet
Find Deal
Tue, 15 Jul - Tue, 22 Jul
Air Canada Logo
11:05 - 07:20YOW-EDI
15h 15m2 stops
Air Canada Logo
11:15 - 20:15EDI-YOW
14h 00m1 stop
£517Air Canada
Find Deal
Tue, 15 Jul - Tue, 22 Jul
Air Canada Logo
11:05 - 07:20YOW-EDI
15h 15m2 stops
Air Canada Logo
11:15 - 21:20EDI-YOW
15h 05m2 stops
£522Air Canada
Find Deal
Fri, 22 Aug - Mon, 25 Aug
WestJet Logo
05:55 - 08:05YOW-EDI
45h 10m2 stops
WestJet Logo
11:30 - 00:22EDI-YOW
17h 52m1 stop
£561WestJet
Find Deal
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KAYAK's insights & trends for Ottawa to the United Kingdom flights

Get data-powered insights and trends into flights from Ottawa to the United Kingdom to help you find the cheapest flights, the best time to fly and much more.

What is the cheapest Ottawa to the United Kingdom flight route?

The cheapest price for flight routes found by users searching on KAYAK in the last 2 weeks for round-trip flights from Ottawa to the United Kingdom.

The cheapest ticket to the United Kingdom from Ottawa found in the last 72 hours was to London, at £568 return. The most popular route is from Ottawa (YOW) to London Heathrow Airport (LHR), and the cheapest round-trip airline ticket found on this route in the last 72 hours was £568.

Can I save money by flying with a stopover from Ottawa to the United Kingdom?

The average return price for all direct flights, flights with one stopover, and flights with two stopovers for the route found by users searching on KAYAK in the last 2 weeks.

Yes, flying with a stopover may cost you more time, but you can also save money on the route, with a 2 stops stopover the cheapest option at £595 on average.

What is the cheapest month to fly from Ottawa to the United Kingdom?

To calculate monthly average prices, KAYAK takes all prices for each month over the last year for round-trip flights from Ottawa to the United Kingdom, removes the top 0.1% to account for outliers, and then takes the median of all values for each month.

The cheapest month for flights from Ottawa to the United Kingdom is February, when tickets cost £483 (return) on average. On the other hand, the most expensive months are December and July, when the average cost of return tickets is £692 and £584 respectively.

What’s the cheapest day of the week to fly from Ottawa to United Kingdom?

The average price of all round-trip flights from Ottawa to the United Kingdom clicked on KAYAK for each day over the last 12 months.

Your flight ticket price will generally be cheaper if you fly to United Kingdom on a Wednesday and more expensive on a Sunday. On your return trip to Ottawa, you should consider flying back on a Thursday, and avoid Saturdays for better deals.

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

To calculate weekly average prices, KAYAK takes all prices for each week before departure over the last year for round-trip flights from Ottawa to the United Kingdom, removes the top 0.1% to account for outliers, and then takes the average of all the values for each week.

To get a below-average price on the flight from Ottawa to the United Kingdom, you should book around 7 weeks before departure. For the absolute cheapest price, our data suggests you should book 9 weeks before departure.


Good to know - Cheap tickets from Ottawa to the United Kingdom

Low seasonFebruary
High seasonSeptember
Cheapest flight£192
Best time to beat the crowds (13% less expensive on average)
Most popular time to fly and prices are also 7% lower on average.
Flight from Ottawa to London Gatwick Airport

FAQs - booking United Kingdom flights

  • How does KAYAK find such low prices on flights from Ottawa to the United Kingdom?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Ottawa to the United Kingdom.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Ottawa to the United Kingdom?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight from Ottawa to the United Kingdom is likely to change within 7 days, so travellers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Ottawa to the United Kingdom?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional return ticket. You could then fly from Ottawa to the United Kingdom with an airline and back with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Ottawa to the United Kingdom?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying from Ottawa to the United Kingdom up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

  • What is the cheapest time of day to fly to the United Kingdom?

    The cheapest time of day to fly to the United Kingdom is generally in the evening, when retur flights cost £727 on average. Morning departures are around 15% more expensive than evening flights, on average. The most expensive time of day to fly to the United Kingdom is generally in the afternoon, which is peak travel time and where the average cost of a ticket is £892.

Reviews of the top airline flying from Ottawa to the United Kingdom

 
Need help choosing which airline to fly with from Ottawa to the United Kingdom? KAYAK airline reviews give an overall score for each airline based on loads of factors, including comfort, boarding, in-flight entertainment and more, to make your decision easier. See airline scores according to verified KAYAK customer reviews.
7.1
Air CanadaOverall score based on 9671 reviews
7.8Crew
7.3Boarding
7.1Comfort
6.3Food
6.8Entertainment
Airline reviews

At 6'2" the seat space was very cramped for economy. Otherwise good.

6.0 GoodAnonymous, Jul 2025YSB - YYZ
Read more Air Canada reviews

At 6'2" the seat space was very cramped for economy. Otherwise good.

Staff was very courteous and kept things organized. We will definitely use Air Canada for further travel

Very good except paying twice for seat selection. Once when I booked and again when I checked in.

In a nutshell, my bag, the one I have to pay for, because now you can’t even bring a carry on, did not make it. I am still waiting for an update. The fact that not only were have to pay for it, but on top of that we are stuck without getting it, it’s ridiculous..

Great flights. 90 minute departure delay for maintenance issues, not a great start but, afer that very good. Didn't pay extra for seats and lucked into a window and an aisle seat. Price was excellent at the super low economy level.

No TV's. Seats are super uncomfortable. Crew was great!

This was an excellent experience for a very short flight.

No space in overhead bin, one cookie, 2 oz of juice - is not customer service.

Just a little improvement on food but everything is excellent

They lost my checked in luggage, why do I pay for my cargo not arriving at the same destination as me?

Everything you need to know for your flight from Ottawa to the United Kingdom

Information on your arrival and departure airports

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