Cheap flights from London Heathrow Airport to Ottawa from C$ 507
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 21/5. Fares are subject to change and may not be available on all flights or dates of travel.
The best prices from London Heathrow to Ottawa are usually found in February or March, booked 82 days in advance, depart on a Monday or Wednesday and return on a Friday
Cheap flight deals from Heathrow to Ottawa
Discover tips and strategies to find the most affordable flight options for your journey from Heathrow (LHR) to Ottawa (YOW). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 20 February 2025.
Round-trip from | C$ 729 |
---|---|
One-way from | C$ 507 |
Popular in | August |
Cheapest in | February |
Average price | C$ 960 |
Good round-trip deal | C$ 984 or less |
Good one-way deal | C$ 1,076 or less |
Find flight deals from Heathrow to Ottawa
Cheapest flights from Heathrow to OttawaExplore the most affordable flight options available from Heathrow to Ottawa. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 20 February 2025.
Explore the most affordable flight options available from Heathrow to Ottawa. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 20 February 2025.
Find flights from Heathrow to Ottawa within your budget
Customize your flight search to find flights from Heathrow 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, Cheapflights users made 629,999 searches. Data last updated 20 February 2025.
Fly from
Fly to
Route
Depart
Return
Price
LondonOttawa
LHR - YOW
LHRYOW
London Heathrow
Fri 9/5
5:50 p.m.-12:22 a.m.
1 stop11h 32m
Ottawa
Mon 12/5
5:15 p.m.-4:35 p.m.
1 stop18h 20m
LondonOttawa
LHR - YOW
LHRYOW
London Heathrow
Mon 3/3
2:45 p.m.-3:10 p.m.
1 stop29h 25m
Ottawa
Mon 10/3
6:20 p.m.-1:45 p.m.
1 stop15h 25m
LondonOttawa
LHR - YOW
LHRYOW
London Heathrow
Fri 9/5
5:50 p.m.-12:22 a.m.
1 stop11h 32m
Ottawa
Mon 12/5
5:15 p.m.-10:45 a.m.
2 stops12h 30m
LondonOttawa
LHR - YOW
LHRYOW
London Heathrow
Thu 20/3
9:00 a.m.-4:56 p.m.
1 stop11h 56m
Ottawa
Thu 27/3
2:45 p.m.-7:10 a.m.
1 stop12h 25m
LondonOttawa
LHR - YOW
LHRYOW
London Heathrow
Tue 22/4
7:25 a.m.-5:24 p.m.
2 stops14h 59m
Ottawa
Wed 14/5
8:55 p.m.-10:00 a.m.
1 stop8h 05m
LondonOttawa
LHR - YOW
LHRYOW
London Heathrow
Mon 2/6
5:35 p.m.-3:05 p.m.
1 stop26h 30m
Ottawa
Thu 12/6
5:15 p.m.-4:35 p.m.
1 stop18h 20m
LondonOttawa
LHR - YOW
LHRYOW
London Heathrow
Tue 13/5
6:40 p.m.-9:09 p.m.
2 stops31h 29m
Ottawa
Sun 18/5
1:55 p.m.-5:50 p.m.
2 stops22h 55m
LondonOttawa
LHR - YOW
LHRYOW
London Heathrow
Wed 2/4
7:25 a.m.-11:53 p.m.
2 stops21h 28m
Ottawa
Thu 10/4
6:33 a.m.-5:55 a.m.
2 stops18h 22m
LondonOttawa
LHR - YOW
LHRYOW
London Heathrow
Fri 30/5
6:50 a.m.-1:45 p.m.
2 stops11h 55m
Ottawa
Sat 7/6
7:55 p.m.-6:35 a.m.
1 stop29h 40m
LondonOttawa
LHR - YOW
LHRYOW
London Heathrow
Sat 29/3
6:00 a.m.-7:22 p.m.
2 stops17h 22m
Ottawa
Sat 12/4
4:00 p.m.-11:50 a.m.
1 stop14h 50m
Best time to book a flight from Heathrow to Ottawa
Have a flexible travel schedule? Discover the best time to fly to Ottawa from Heathrow with our price prediction graph.
Travel insights for flights from Heathrow to Ottawa
Get recent, data-driven insights about flights from Heathrow to Ottawa including ideal travel times, pricing trends, and more.
How far ahead should I book a flight from London Heathrow Airport to Ottawa?
Use this chart to determine the optimal time to book a round-trip flight from Heathrow to Ottawa. Price data was last updated on 14 February 2025.
The price you pay for your flight from London Heathrow Airport to Ottawa may vary depending on when you book. For the best chance of a lower fare, look to book 82 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
What is the cheapest month to book a flight from London Heathrow Airport to Ottawa?
Currently, October is the cheapest month in which you can book a flight from London Heathrow Airport to Ottawa (average of C$ 224). Flying from London Heathrow Airport to Ottawa in March is currently the most expensive (average of C$ 329). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
What is the cheapest time of day to fly from LHR to YOW?
Find hourly flight availability from Heathrow to Ottawa. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 20 February 2025.
It’s typically best to fly out from London Heathrow Airport to Ottawa at noon. Doing so could potentially save you 22% on the flight price compared to flying in the morning, which is usually more expensive.
Rainfall in Ottawa by month
Plan your trip to Ottawa by taking into account the average rainfall totals by month.
In terms of precipitation, rainfall in Ottawa ranges from 50.0 - 93.0 mm per month. June is typically the wettest month, when rainfall can reach 93.0 mm. February is typically the driest time to visit Ottawa when rainfall is around 50.0 mm.
Temperature in Ottawa by month
Plan your trip to Ottawa by taking into account the average temperature totals by month.
If weather is an important factor for your trip to Ottawa, 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 21.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -10.0 C).
Reviews of airlines servicing Ottawa
Get insights into the airlines that provide service to Ottawa. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Ottawa. Reviews last updated 20 February 2025.
See what other customers who have flown with Delta, KLM and Austrian Airlines from London to Ottawa have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Crew
Boarding
Overall
Comfort
Food
Entertainment
Reviews
Colin,Sep 2024
LHR - BOS
Crew
Boarding
Overall
Comfort
Food
Entertainment
Reviews
Colin,Sep 2024
LHR - BOS
Crew
Boarding
Overall
Comfort
Food
Entertainment
Reviews
Colin,Sep 2024
LHR - BOS
Crew
Boarding
Overall
Comfort
Food
Entertainment
Reviews
Colin,Sep 2024
LHR - BOS
Crew
Boarding
Overall
Comfort
Food
Entertainment
Reviews
Colin,Sep 2024
LHR - BOS
Crew
Boarding
Overall
Comfort
Food
Entertainment
Reviews
Colin,Sep 2024
LHR - BOS
Related info for your journey
Find useful and relevant information for your journey from Heathrow to Ottawa. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Travelling to a place near London Heathrow Airport?
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Alternative routes for Heathrow to Ottawa
See prices for flight routes from nearby airports that may be better suited for you.
Top 2 airlines flying from Heathrow to Ottawa
Discover the top 2 airlines that operate flights from Heathrow to Ottawa. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 20 February 2025.
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How does Cheapflights help users find flights from Heathrow to Ottawa?
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Why should you use Cheapflights to find cheap flight tickets from Heathrow to Ottawa?
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Can Cheapflights find flights from Heathrow to Ottawa with no change fees?
Yes! Cheapflights helps users easily find flights from Heathrow to Ottawa with no change fees.
Can Cheapflights notify me if prices for flights from Heathrow to Ottawa become cheaper?
Not ready to book yet? You can track prices for flights from Heathrow to Ottawa on Cheapflights with our Price Alert feature and get notified when better prices are available.