Cheap flights from Calgary to London, ON (YYC - YXU)
YYC — YXU
Jan 10 — Jan 171
1 adult, Economy
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1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheapflights Tip: The best prices from Calgary to London are usually found in January or October, booked 55 days in advance, depart on a Tuesday or Monday and return on a Monday
Find flight deals from Calgary to London
Discover tips and strategies to find the most affordable flight options for your journey from Calgary (YYC) to London (YXU). 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 December 11, 2025.
Most accurate provider | Justfly.com 3 stars |
|---|---|
Most trusted provider | Justfly.com 3 stars |
Popular in | April |
Cheapest in | January |
Average price | $397 |
Compare providers for flights from Calgary to London
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Calgary to London in December.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy3 stars | Trust Score*1 star | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Calgary-London, Ontario flights, users find the pricing of Justfly.com to be most consistent on Cheapflights vs. Justfly.com Users can find the same prices on Calgary-London, Ontario flight deals on Cheapflights vs. Justfly.com >95% of the time. Price accuracy is based on data collected from Calgary-London, Ontario flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Calgary-London, Ontario flights, Cheapflights users trust Justfly.com the most. Justfly.com has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Calgary-London, Ontario flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Calgary to London
Have a flexible travel schedule? Discover the best time to fly to London from Calgary with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from Calgary to London
Prices
Delays
How far ahead should I book a flight from Calgary to London, Ontario?
Use this chart to determine the optimal time to book a round-trip flight from Calgary to London. Price data was last updated on December 5, 2025.
To ensure you get the cheapest price possible for a flight from Calgary to London, Ontario, you should look to book at least 55 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
What is the cheapest month to book a flight from Calgary to London, Ontario?
Currently, February is the cheapest month in which you can book a flight from Calgary to London, Ontario (average of $65). Flying from Calgary to London, Ontario in July is currently the most expensive (average of $154). 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 YYC to YXU?
Find hourly flight availability from Calgary to London. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 11, 2025.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Calgary to London, Ontario as you normally would.
How often are flights from Calgary to London delayed?
About 12% of weekly flights between Calgary and London have experienced delays in the past year, with the average delay time being 102 minutes.
What is the most punctual flight time for Calgary to London flights?
Historically, flights departing in the evening are less likely to be delayed, whereas flights leaving in the early afternoon tend to experience delays more often.
What day of the week experiences the fewest flight delays on this route?
Monday tends to have the lowest number of delays on this route, whereas Sunday has historically faced a higher average of delays compared to other days of the week.
Which airline has the best punctuality record on Calgary to London flights?
Over the last year, WestJet have had the lowest number of delays on this route, with just 12% of flights being delayed.
Reviews of airlines servicing London
Get insights into the airlines that provide service to London. 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 London. Reviews last updated December 11, 2025.
Read reviews from past customers who have flown WestJet from Calgary to London. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Entertainment
6.1
Overall
7.2
Food
6.2
Boarding
7.4
Comfort
7.1
Crew
7.9
Reviews
1 / 20
8.0
ExcellentAnonymous,Mar 2025
YYC - NRT
Entertainment
6.1
Overall
7.2
Food
6.2
Boarding
7.4
Comfort
7.1
Crew
7.9
Reviews
1 / 20
8.0
ExcellentAnonymous,Mar 2025
YYC - NRT
Related info for your journey
Find useful and relevant information for your journey from Calgary to London. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near London?
Book flights to London if you plan to visit one of these locationsGrand Bend
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Alternative routes for Calgary to London
See prices for flight routes from nearby airports that may be better suited for you.
Top airline flying from Calgary to London
Discover the top airline that operate flights from Calgary to London. 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 2,558,603 searches. Data last updated December 11, 2025.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$139 | Average$270 | FlexibilityNo cancel fee | On-time60% |