£371 Cheap Flights from London (LHR) to Ottawa (YOW)

You can find cheap one-way flights from £371 and cheap return flights £404 LHR to YOW with Expedia. One-way flights typically cost between £553 and £2,129, and return flights often range between £557 and £2,567. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see the cheapest fares first, and use the Price Tracking tool to receive alerts when LHR to YOW ticket fares go up or down.

April is typically the cheapest month to fly from London Heathrow (LHR) to Ottawa Macdonald-Cartier Intl. (YOW), with average return fares around £491. April often sees lower prices because it falls outside of peak holiday travel seasons, when demand tends to be lower. Other budget-friendly months to consider for this route include May and June.

Enter LHR to YOW and your travel dates, then apply the 'Nonstop' filter to see only direct flights.

To find a cheap flight from London (LHR-Heathrow) to Ottawa, ON (YOW-Macdonald-Cartier Intl.), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.

The best airline to fly with from London (LHR-Heathrow) to Ottawa, ON (YOW-Macdonald-Cartier Intl.) will differ from traveler to traveler. If you like to fly early, Air Canada offers early morning flights. If price is the most important factor, Air Canada typically offers the lowest fares. Air Canada offers the most daily flights from London (LHR-Heathrow) to Ottawa, ON (YOW-Macdonald-Cartier Intl.), which is great if flexibility is what you value most. The best carrier for this journey could also be the one you have a loyalty membership with, as flying with that airline or another airline within the same alliance could help you collect points or enjoy lounge access.

The best time to fly is usually mid-week (Tuesday or Wednesday) and during early morning hours as flights tend to be cheaper, less crowded, and generally more on-time. Avoid major holidays and peak vacation seasons for smoother travel. Combining off-peak days and hours often gives the best combination of cost, comfort, and convenience.

While direct flights from London Heathrow (LHR) to Ottawa, ON (YOW-Macdonald-Cartier Intl.) are minimal, you'll find around 79 connecting flights per day. This gives you plenty of options to choose from. Some common connection points include Pearson Intl. (YYZ), Dublin (DUB), and Schiphol (AMS).

Sort flights by "Departure (earliest)" on Expedia to find the earliest flight from London (LHR) to Ottawa, ON (YOW). To compare more early flights, use the "Early Morning" and "Morning" filters in your search.

You'll typically find the most flights from London Heathrow (LHR) to Ottawa, ON (YOW) on a Friday, with around 72 flights available. This gives you a good selection of options for your journey. Major airlines on this route include United, Air Canada, and British Airways. Flight options are notably more plentiful on Fridays and Thursdays compared to other days of the week, offering you more flexibility for your travel plans.

The most popular departure times for flights from London Heathrow (LHR) to Ottawa, ON (YOW) are between 12pm and 3pm. Many major carriers, including Air Canada, United and British Airways, offer flights during this window. Many travellers prefer this timing as it allows for a morning in London before heading to the airport, and an evening arrival in Ottawa.

A nonstop flight from LHR to YOW typically takes around 7 hours 30 minutes, covering approximately 5,348 kilometers. Connecting flights on this route usually add 4 hours 20 minutes to your travel time. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.

Airlines that offer business class service on this route include:

* Swiss International Air Lines
* TAP Portugal
* Air Baltic
* Air France
* Lufthansa
* SAS
* Brussels Airlines
* KLM
* LOT-Polish Airlines
* Air Canada
* Med View Airlines
* Turkish Airlines
* United
* Austrian Airlines
* Virgin Atlantic

It's easy to earn miles on a London (LHR) to Ottawa, ON (YOW) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.

*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.

Typically, booking a last minute flight from London (LHR) to Ottawa, ON (YOW) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.

Securing a London (LHR) to Ottawa, ON (YOW) flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.

If you booked your London (LHR-Heathrow) to Ottawa, ON (YOW-Macdonald-Cartier Intl.) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.