Cheap flights from the United Kingdom to Ottawa from C$ 280

The month of May is, on average, the cheapest month to fly to Ottawa from United Kingdom, with most prices found around C$ 877. If you aren’t able to travel to Ottawa during the month of May, then flying in June is also cheap. Prices for this month can be found on momondo for an average of C$ 888.

Our data shows that Sunday is the least expensive day to fly to Ottawa. Tickets to fly out on this day can be as low as C$ 899. Flights from United Kingdom to Ottawa on a Friday will generally be more expensive and average around C$ 1,367. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

Our most recent data shows that the best time of day to fly to Ottawa is in the morning. Flights from United Kingdom to Ottawa during this time can be as low as C$ 1,002. At noon is when there is more demand to fly to Ottawa, so prices are often more expensive at around C$ 1,037 per ticket.

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

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$ 1,013 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$ 685 on momondo.

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.

Air Transat and Air France are the most popular carriers operating from United Kingdom to Ottawa

Air Canada, Lufthansa and British Airways are the top three most popular airlines that fly to Ottawa from United Kingdom according to our data. Air Canada is the first choice among our users, with 61% of people opting to fly with this airline when travelling to Ottawa. Keep in mind that there are 6 different airlines that fly to Ottawa on a routine basis, so you have a few additional options to choose from.

Historically, on average around 10% of flights between United Kingdom and Ottawa have experienced a delay on any given week. The average delay length over the past 12 months has been 236 minutes.

Generally, flights departing in the early afternoon tend to experience fewer delays. Flights departing in the early afternoon have, in the past, seen delays more frequently in comparison.

Thursday is statistically the day of the week that experiences the fewest delays on this flight route. Friday has historically seen more delays on average compared to the rest of the week.

According to our data, Air Canada has had the least delays on this route over the last 12 months, with about 10% of their flights experiencing any sort of delay.

2 flights are operational daily from United Kingdom to Ottawa as of March 2026. The most popular departure time for this route is 12:00p.m., with 100% of flights per day taking off in the afternoon.

18 flights are operational weekly from United Kingdom to Ottawa as of March 2026. The most popular departure day for this route is Wed, with 33% of flights per week taking off on this day.