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$154+ Cheap flights from Calgary (YYC) to Heathrow (LHR)

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 2/17. Fares are subject to change and may not be available on all flights or dates of travel.
YYC — LHR
tammi 25 — helmi 11
la 1/25
la 2/1
1 adult, Economy
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The best prices from Calgary to London Heathrow are usually found in January or November, booked 50 days in advance, depart on a Sunday or Thursday and return on a Friday

Cheap flight deals from Calgary to Heathrow

Discover tips and strategies to find the most affordable flight options for your journey from Calgary (YYC) to Heathrow (LHR). 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 tammikuu 20, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$466
(WestJet)

One-way from

$154
(WestJet)

Popular in

July

Cheapest in

January

Average price

$571
Provider with most accurate pricing for Calgary-London Heathrow flight deals.
Search Deals
Provider most trusted by Cheapflights users for Calgary-London Heathrow flights.
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From Calgary to London Heathrow
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One-way flight from Calgary to London Heathrow
Search Deals
High demand for flights, 23% potential price rise
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Best time to find cheap flights, 3% potential price drop
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Average for round-trip flights in January 2025
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Find flight deals from Calgary to Heathrow

Cheapest flights from Calgary to Heathrow
Explore the most affordable flight options available from Calgary to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on tammikuu 20, 2025.

This WestJet deal was found by Cheapflights users on 1/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure WestJet is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ti 1/289:10 pmYYC - LHR
Nonstop8h 40mWestJet
ma 3/32:50 pmLHR - YYC
Nonstop8h 50mWestJet
Deal found 1/20$430
This Kiwi.com deal was found by Cheapflights users on 1/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ti 2/189:10 pmYYC - LHR
Nonstop8h 40mMultiple Airlines
ti 2/258:40 pmLHR - YYC
2 stops31h 00mMultiple Airlines
Deal found 1/20$543
This Lufthansa deal was found by Cheapflights users on 1/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
su 3/25:30 pmYYC - LHR
Nonstop8h 50mLufthansa
ke 3/198:30 amLHR - YYC
1 stop13h 55mLufthansa
Deal found 1/20$559
This Air Canada deal was found by Cheapflights users on 1/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ma 2/178:00 amYYC - LHR
2 stops16h 10mAir Canada
ma 2/241:00 pmLHR - YYC
1 stop14h 25mAir Canada
Deal found 1/19$576
This United Airlines deal was found by Cheapflights users on 1/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ke 3/52:09 pmYYC - LHR
2 stops23h 26mUnited Airlines
ke 3/1911:10 amLHR - YYC
2 stops40h 31mUnited Airlines
Deal found 1/20$611
This SWISS deal was found by Cheapflights users on 1/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ti 2/1812:00 pmYYC - LHR
2 stops18h 00mSWISS
ti 2/258:55 amLHR - YYC
2 stops19h 23mSWISS
Deal found 1/20$670
This Cheapflightsfares deal was found by Cheapflights users on 1/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
la 4/51:17 pmYYC - LHR
1 stop14h 13mBritish Airways
su 4/1312:00 pmLHR - YYC
1 stop16h 25mBritish Airways
Deal found 1/20$700
This Delta deal was found by Cheapflights users on 1/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
pe 1/2412:40 pmYYC - LHR
1 stop14h 20mDelta
ke 1/298:40 amLHR - YYC
1 stop11h 50mDelta
Deal found 1/20$718
This Austrian Airlines deal was found by Cheapflights users on 1/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Austrian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
su 2/238:00 amYYC - LHR
2 stops30h 40mAustrian Airlines
ke 3/52:50 pmLHR - YYC
2 stops38h 18mAustrian Airlines
Deal found 1/19$839
This Aeromexico deal was found by Cheapflights users on 1/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Aeromexico is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
to 4/173:15 pmYYC - LHR
2 stops35h 35mAir France
to 4/2410:55 amLHR - YYC
1 stop19h 12mAir France
Deal found 1/20$847
This American Airlines deal was found by Cheapflights users on 1/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
la 4/121:17 pmYYC - LHR
1 stop14h 13mAmerican Airlines
la 4/2610:00 amLHR - YYC
2 stops18h 25mAmerican Airlines
Deal found 1/20$868
This Iberia deal was found by Cheapflights users on 1/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ma 2/176:29 amYYC - LHR
2 stops22h 41mIberia
to 2/277:25 amLHR - YYC
2 stops21h 29mIberia
Deal found 1/20$869

Find flights from Calgary to Heathrow within your budget

Customize your flight search to find flights from Calgary to Heathrow 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 2,558,603 searches. Data last updated tammikuu 20, 2025.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

CalgaryLondon

YYC - LHR

YYCLHR

Calgary

pe 1/31

9:10 pm-12:50 pm

Nonstop8h 40m

London Heathrow

ma 3/3

2:50 pm-4:40 pm

Nonstop8h 50m

$466

CalgaryLondon

YYC - LHR

YYCLHR

Calgary

ti 2/18

9:10 pm-12:50 pm

Nonstop8h 40m

London Heathrow

ti 2/25

8:40 pm-8:40 pm

2 stops31h 00m

$543

CalgaryLondon

YYC - LHR

YYCLHR

Calgary

su 3/2

5:30 pm-9:20 am

Nonstop8h 50m

London Heathrow

ke 3/19

8:30 am-4:25 pm

1 stop13h 55m

$559

CalgaryLondon

YYC - LHR

YYCLHR

Calgary

ma 2/17

8:00 am-7:10 am

2 stops16h 10m

London Heathrow

ma 2/24

1:00 pm-8:25 pm

1 stop14h 25m

$576

CalgaryLondon

YYC - LHR

YYCLHR

Calgary

ke 3/5

2:09 pm-8:35 pm

2 stops23h 26m

London Heathrow

ke 3/19

11:10 am-9:41 pm

2 stops40h 31m

$611

CalgaryLondon

YYC - LHR

YYCLHR

Calgary

ti 2/18

12:00 pm-1:00 pm

2 stops18h 00m

London Heathrow

ti 2/25

8:55 am-9:18 pm

2 stops19h 23m

$670

CalgaryLondon

YYC - LHR

YYCLHR

Calgary

la 4/5

1:17 pm-10:30 am

1 stop14h 13m

London Heathrow

su 4/13

12:00 pm-9:25 pm

1 stop16h 25m

$700

CalgaryLondon

YYC - LHR

YYCLHR

Calgary

to 1/30

6:35 am-6:50 am

2 stops17h 15m

London Heathrow

to 2/27

6:30 am-8:53 pm

2 stops21h 23m

$745

CalgaryLondon

YYC - LHR

YYCLHR

Calgary

su 2/23

8:00 am-9:40 pm

2 stops30h 40m

London Heathrow

ke 3/5

2:50 pm-10:08 pm

2 stops38h 18m

$839

CalgaryLondon

YYC - LHR

YYCLHR

Calgary

to 4/17

3:15 pm-9:50 am

2 stops35h 35m

London Heathrow

to 4/24

10:55 am-11:07 pm

1 stop19h 12m

$847

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/20

Showing 1-10 of 30 results
1
2
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Compare providers for flights from Calgary to Heathrow

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 Heathrow in January.
ProviderPrice AccuracyTrust Score*
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*3 stars
SmartFaresPrice Accuracy1 starTrust Score*3 stars
FlightnetworkPrice Accuracy2 starsTrust Score*1 star
FlightnetworkPrice Accuracy-Trust Score*3 stars
oojoPrice Accuracy3 starsTrust Score*2 stars
MytripPrice Accuracy3 starsTrust Score*3 stars
KAYAKPrice Accuracy1 starTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Calgary-London Heathrow Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Calgary-London Heathrow Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Calgary-London Heathrow Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Calgary-London Heathrow Airport flights, Cheapflights users trust FlightHub the most. FlightHub 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 Heathrow Airport 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 Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow 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.

Travel insights for flights from Calgary to Heathrow

Get recent, data-driven insights about flights from Calgary to Heathrow including ideal travel times, pricing trends, and more.

How far ahead should I book a flight from Calgary to London Heathrow Airport?

Use this chart to determine the optimal time to book a round-trip flight from Calgary to Heathrow. Price data was last updated on January 17, 2025.

The best time to book flights from Calgary to London Heathrow Airport is 50 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from Calgary to London Heathrow Airport?

Currently, November is the cheapest month in which you can book a flight from Calgary to London Heathrow Airport (average of $661). Flying from Calgary to London Heathrow Airport in June is currently the most expensive (average of $1,137). 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 LHR?

Find hourly flight availability from Calgary to Heathrow. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated tammikuu 20, 2025.

A simple way to save on the total cost of your ticket is to fly from Calgary to London Heathrow Airport in the afternoon. If you’re flexible enough to do this you can expect to save up to 23% on your trip compared to booking a flight at noon.

What is the cheapest day to fly from Calgary to London Heathrow Airport?

Use this chart to determine the cheapest time to fly round-trip from Calgary to Heathrow. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Calgary to London Heathrow Airport flight should consider departing on Sunday afternoons when fares are most often at their lowest. Monday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Calgary to London Heathrow Airport

Explore weekly flight availability from Calgary to Heathrow. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated tammikuu 20, 2025.

The most flights from YYC to LHR are scheduled on a Monday (12 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (12 on average).

Rainfall in Heathrow by month

Plan your trip to Heathrow by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in London Heathrow Airport ranges from 1.6 - 2.8 inches per month. January is typically the wettest month, when rainfall can reach 2.8 in. July is typically the driest time to visit London Heathrow Airport when rainfall is around 1.6 in.

Temperature in Heathrow by month

Plan your trip to Heathrow by taking into account the average temperature totals by month.

If weather is an important factor for your trip to London Heathrow Airport, 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 62.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 39.2 F).

Reviews of airlines servicing Heathrow

Get insights into the airlines that provide service to Heathrow. 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 Heathrow. Reviews last updated tammikuu 20, 2025.
Read reviews from past customers who have flown WestJet, United Airlines and British Airways from Calgary to London. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
8,521 reviews

Boarding

8.2

Entertainment

7.9

Crew

8.6

Comfort

8.0

Food

7.3

Overall

8.0

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Delta
8.0
Very good
8,521 reviews
Delta
8.0
Very good
8,521 reviews

Boarding

8.2

Entertainment

7.9

Crew

8.6

Comfort

8.0

Food

7.3

Overall

8.0

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

KLM
7.8
Good
1,341 reviews
Delta
8.0
Very good
8,521 reviews

Boarding

8.2

Entertainment

7.9

Crew

8.6

Comfort

8.0

Food

7.3

Overall

8.0

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Austrian Airlines
7.6
Good
786 reviews
Delta
8.0
Very good
8,521 reviews

Boarding

8.2

Entertainment

7.9

Crew

8.6

Comfort

8.0

Food

7.3

Overall

8.0

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

SWISS
7.5
Good
1,599 reviews
Delta
8.0
Very good
8,521 reviews

Boarding

8.2

Entertainment

7.9

Crew

8.6

Comfort

8.0

Food

7.3

Overall

8.0

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Virgin Atlantic
7.5
Good
665 reviews
Delta
8.0
Very good
8,521 reviews

Boarding

8.2

Entertainment

7.9

Crew

8.6

Comfort

8.0

Food

7.3

Overall

8.0

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

Find useful and relevant information for your journey from Calgary to Heathrow. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Calgary to London Heathrow?

    If you book a flight to London Heathrow from Calgary, you will be flying from Calgary, which is the city’s only airport. Calgary (YYC) is located 5.8 mi from the center of Calgary. There are 12 flights from Calgary to London Heathrow per day from 3 different airlines.

  • What are the cheapest airlines flying from Calgary to London Heathrow Airport round-trip?

    According to our current data, WestJet ($466), Lufthansa ($559), and Air Canada ($576) offers the cheapest pricing from Calgary to London Heathrow Airport. Users have found that WestJet is 44% cheaper than the other options available to this destination.

  • What are the cheapest airlines to fly from Calgary to London Heathrow Airport one-way?

    For one-way options, check prices for WestJet. According to our data, you can fly for as low as $154. Users have also found prices from $647 and $662 on United Airlines and Aer Lingus, respectively.

  • What are the most reliable airlines from Calgary to London Heathrow Airport?

    Consider Air Canada (73%), Aegean Airlines (73%) or Thai Airways (73%) when booking your flight. These represent the most reliable airlines when flying from Calgary to London Heathrow Airport.

  • What are the cheapest flights from Calgary to London Heathrow Airport?

    On average you can expect to pay $711 for a flight from Calgary to London Heathrow Airport. The cheapest flight overall is $151 while the most popular route, (Calgary - London Heathrow) is currently priced at $496.

  • Can I find deals for flights from Calgary to Heathrow that include hotel bookings?

    Yes. In addition to deals on Calgary to Heathrow flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Calgary to Heathrow?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Calgary to Heathrow.

  • Can I find deals for business class flights from Calgary to Heathrow?

    Yes. Cheapflights offers flight deals from Calgary to Heathrow by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Calgary to London Heathrow Airport?

    Currently, November is the cheapest month in which you can book a flight from Calgary to London Heathrow Airport (average of $661). Flying from Calgary to London Heathrow Airport in June is currently the most expensive (average of $1,137). 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.

See more FAQs

Traveling to a place near Calgary?

Book flights to Calgary if you plan to visit one of these locations
Hayes
Hounslow
Thornton Heath
Harrow
Luton
Wembley
Canterbury
Northampton
Gatwick
Horley
Milton Keynes
Dover
Orpington
Watford
Stratford-upon-Avon
Croydon
Borehamwood
Bromley
Folkestone
Ilford

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Alternative routes for Calgary to Heathrow

See prices for flight routes from nearby airports that may be better suited for you.
Edmonton to Heathrow flights
Calgary to Gatwick flights

Top 3 airlines flying from Calgary to Heathrow

Discover the top 3 airlines that operate flights from Calgary to Heathrow. 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 tammikuu 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
WestJetCheapest$492Average$877FlexibilityNo cancel feeOn-time60%
LufthansaCheapest$578Average$859FlexibilityNo cancel feeOn-time76%
Air CanadaCheapest$578Average$913FlexibilityNo cancel feeOn-time67%
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