Cheap flights from Calgary to London from $235
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Calgary to London departing on 11/24. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
Discover deals from 900+ travel sites with momondo.
Save money when you book flights with momondo
Big names and deals
Big names and deals
Search 100s of travel sites to compare prices.Filter for what you want
Filter for what you want
Free Wi-Fi? Stopover? Instantly customize your results.Trusted and free
Trusted and free
We’re completely free to use - no hidden charges or fees.Price Alerts
Price Alerts
Not ready to book? to track prices.Find the cheapest flights from Calgary to London
Cheap round-trip flights
Cheap one-way flights
Cheap last minute flights
Cheap direct flights
WestJet flights from Calgary to London Heathrow Airport
Our best WestJet deals on Calgary to London Heathrow Airport flight tickets
Lufthansa flights from Calgary to London Heathrow Airport
Our best Lufthansa deals on Calgary to London Heathrow Airport flight tickets
See travel insights to London from
How to get the cheapest flight ticket from Calgary to London Heathrow Airport
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the typical price of a round-trip flight between Calgary and London Heathrow Airport?
What is the cheapest month to fly to London Heathrow Airport?
The month of January is, on average, the cheapest month to fly to London Heathrow Airport from Calgary, with most prices found around $565. If you’re not able to fly to London Heathrow Airport in January, then February is your next best option. Flight prices from Calgary to London Heathrow Airport during February average around $565.
What is the cheapest day to depart on your flight to London Heathrow Airport?
Our data shows that Tuesday is the least expensive day to fly to London Heathrow Airport. Tickets to fly out on this day can be as low as $918. The most expensive day to fly to London Heathrow Airport is Monday, with ticket prices averaging around $1,199.
What is the cheapest time of day to depart on your flight to London Heathrow Airport?
According to our data, the cheapest time of day to fly to London Heathrow Airport is in the evening. momondo users have found flights departing from Calgary to London Heathrow Airport in the evening for as low as $894. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights in the afternoon are often more expensive with an average ticket price of $1,390.
What is the cheapest Calgary to London Heathrow flight route?
Fly from Calgary to London Heathrow for the best Calgary - London Heathrow flight prices
How far in advance should I book a flight to London Heathrow Airport?
You are more likely to see cheaper flights to London Heathrow Airport from Calgary when booking weeks ahead of your departure date. In general, you can expect to find flights to London Heathrow Airport for around $777 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to London Heathrow Airport from Calgary for as low as $681 on momondo.
What cabin class options are available on Calgary to London Heathrow flights?
There are 3 cabin classes available to choose from on Calgary to London Heathrow flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.
What is the cheapest airline that flies from Calgary to London Heathrow?
WestJet, Lufthansa, and Air Canada are the most popular carriers operating from Calgary to London Heathrow
What airlines fly to London Heathrow Airport?
WestJet, Air Canada and Lufthansa are the top three most popular airlines that fly to London Heathrow Airport from Calgary according to our data. WestJet is the first choice among our users, with 44% of people opting to fly with this airline when traveling to London Heathrow Airport. Keep in mind that there are 3 different airlines that fly to London Heathrow Airport on a routine basis, so you have a few additional options to choose from.
How many flights depart from Calgary to London Heathrow Airport on average per day?
The number of flights available between Calgary and London Heathrow Airport is 11 per day as of July 2025. The most frequent departure time is 8:00PM, with 100% of daily flights leaving in the evening.
How many flights depart from Calgary to London Heathrow Airport on average per week?
The number of flights available between Calgary and London Heathrow Airport is 79 per week as of July 2025. The most frequent departure day is Tue, with 15% of weekly flights leaving on this day.
When to book flights from Calgary to London Heathrow Airport
Cheap Calgary to London Heathrow Airport (YYC to LHR) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Calgary to London Heathrow Airport
How far is Calgary to London Heathrow by plane?
Calgary and London Heathrow are 4360.9 mi apart from one another. By plane, this route typically takes 8h 30m.
When did momondo last update prices for flights from Calgary Airport to London Heathrow Airport?
Prices for flights from Calgary Airport to London Heathrow Airport are updated daily.
How many operators does momondo search for flights from Calgary Airport to London Heathrow Airport?
The number of operators available for flights from Calgary Airport to London Heathrow Airport is 3 as of July 2025.
How old do you have to be to fly from Calgary Airport to London Heathrow Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Calgary Airport to London Heathrow Airport.
What documentation or ID do you need to fly to London Heathrow Airport?
The travel and health documents required for your trip to London Heathrow Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at London Heathrow Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular plane model from Calgary to London Heathrow Airport?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from Calgary to London Heathrow Airport is Boeing 787-9 Dreamliner (47.26% of total bookings). The next most popular plane models are Boeing 787-8 Dreamliner (28.69%), Boeing 777-300ER (7.59%), and Boeing 787-10 Dreamliner (2.53%).
What is the most popular airline from Calgary to London Heathrow Airport?
momondo data reveals that the most frequently booked airline on the route from Calgary to London Heathrow Airport is WestJet, representing 44% of all bookings. The subsequent popular airlines are Air Canada at 34% and Lufthansa at 22%.
Best airlines flying from Calgary to London Heathrow Airport
Compare and see reviews for airlines that fly from Calgary to London Heathrow Airport with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $450 | Free Cancellation | Rating 7.2 2,920 reviews | |||
| PriceFrom $569 | Free Cancellation | Rating 7.1 9,683 reviews | |||
| PriceFrom $571 | Free Cancellation | Rating 6.8 7,193 reviews |
WestJet Flights From Calgary to London Heathrow Airport
WestJet flight deals from Calgary to London Heathrow Airport start from $450 round-trip. Over the 7 WestJet flights for this route in a normal week, average airfare is usually $806 round-trip - but some users have found much cheaper deals with momondo.
Air Canada Flights From Calgary to London Heathrow Airport
Air Canada (7.1/10 from 9,683 reviews) operates around 7 flights from Calgary to London Heathrow Airport in any given week. The average Air Canada airfare for this route is around $864, with deals from around $569 rare but found on momondo. Referenced prices are for round-trip Calgary to London Heathrow Airport flight searches in the last 72 hours.
Traveling to a place near London?
Book flights to London if you plan to visit one of these locationsWhy use momondo?
Why should I use momondo to find a flight deal from Calgary to London?
Finding the right flight to London from Calgary is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to London quick and easy, saving you time and money.
Can I find flights from Calgary to London with flexible booking policies on momondo?
All flight searches from Calgary to London on momondo can be filtered to show those which offer flexible booking policies.
How can momondo help me find flights from Calgary to London?
momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Calgary to London.
I’m not ready to book a flight from Calgary to London right now. Can momondo alert me if prices change?
Of course. momondo tracks the price of Calgary to London flights. All you need is a valid email address and we will do the rest; it is that quick and easy.