Air Canada flights from Ottawa to London (YOW - LON)
Cheapflights users flying from Ottawa to London on Air Canada typically fly into London Heathrow and depart from Ottawa. Select your dates above for pricing.
Air Canada flights from Ottawa to London in 2025
Find detailed information about Air Canada flights from Ottawa to London. Explore the options provided by Air Canada to plan your journey from Ottawa to London. Data last updated 29 April 2025.
Find Air Canada flight deals from Ottawa to London
Cheapest Air Canada flights from Ottawa to LondonExplore the most affordable Air Canada flight options available from Ottawa to London. Find the lowest fares with prices last updated on 29 April 2025.
Explore the most affordable Air Canada flight options available from Ottawa to London. Find the lowest fares with prices last updated on 29 April 2025.
Travel insights for Air Canada flights from Ottawa to London
Get recent, data-driven insights about Air Canada flights from Ottawa to London including ideal travel times, pricing trends, and more.
How far ahead should I book a flight from Ottawa to London with Air Canada?
Use this chart to determine the optimal time to book a round-trip flight from Ottawa to London. Price data was last updated on 25 April 2025.
Booking with Air Canada 64 days in advance of your planned departure date is, on average, the best time to get cheap flights from Ottawa to London. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
What is the cheapest month to book a flight from Ottawa to London with Air Canada?
Currently, the most affordable month to book a Air Canada flight from Ottawa to London in January, with an average price of C$ 595. Conversely, traveling with Air Canada from Ottawa to London in July will be the most expensive, with an average cost of C$ 941. Various factors influence flight prices, so comparing airlines, departure airports, and times can help reduce costs.
Rainfall in London by month
Plan your trip to London by taking into account the average rainfall totals by month.
In terms of precipitation, rainfall in London ranges from 40.0 - 70.0 mm per month. January is typically the wettest month, when rainfall can reach 70.0 mm. July is typically the driest time to visit London when rainfall is around 40.0 mm.
Temperature in London by month
Plan your trip to London by taking into account the average temperature totals by month.
If weather is an important factor for your trip to London, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 4.0 C).
Best time to book a flight from Ottawa to London
Have a flexible travel schedule? Discover the best time to fly to London from Ottawa with our price prediction graph.
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Fly from Ottawa to London on another airline
Consider alternative airlines that service the London area. Flight routes are based on user searches made on Cheapflights and were last updated on 29 April 2025.
See what others are saying about Air Canada
Read reviews and see what other travellers are saying about their experiences with Air Canada. Get insights from real passengers regarding the airline's services, customer satisfaction, and overall travel experience. Use these reviews to inform your decision when choosing Air Canada for your next flight. Reviews last updated 29 April 2025.
Overview
Entertainment
Food
Crew
Boarding
Comfort