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Cheap flights from London Heathrow Airport to Calgary from C$ 443

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 26/9. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — YYC
17 Oct — 24 Oct1
1 adult
1 adult, Economy

Cheapflights Tip: The best prices from London Heathrow to Calgary are usually found in January or February, booked 89 days in advance, depart on a Tuesday or Wednesday and return on a Thursday

Cheap flight deals from Heathrow to Calgary

Discover tips and strategies to find the most affordable flight options for your journey from Heathrow (LHR) to Calgary (YYC). 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 17 September 2025.

Round-trip from

C$ 773

One-way from

C$ 443

Popular in

July

Cheapest in

January

Average price

C$ 1,239

Good round-trip deal

C$ 709 or less

Good one-way deal

C$ 569 or less
WestJet
  • WestJet
  • 10/10-28/10
  • 1 total stop
  • 35h 25m total
  • London to Calgary
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WestJet
  • WestJet
  • 26/9
  • Nonstop
  • 8h 50m total
  • London to Calgary
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Highest demand for flights based on searches. 20% potential increase in price (C$ 392 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease (C$ 50 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Price to beat on a round-trip flight from London Heathrow to Calgary.
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Price to beat on a one-way flight from London Heathrow to Calgary.
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Find flight deals from Heathrow to Calgary

Cheapest flights from Heathrow to Calgary
Explore the most affordable flight options available from Heathrow to Calgary. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 17 September 2025.

Fri 10/108:50 p.m.LHR - YYC
1 stop26h 45mMultiple Airlines
Tue 28/1010:10 p.m.YYC - LHR
Nonstop8h 40mMultiple Airlines
Deal found 17/9C$ 773
Wed 8/109:25 p.m.LHR - YYC
1 stop20h 15mMultiple Airlines
Tue 28/1010:10 p.m.YYC - LHR
Nonstop8h 40mMultiple Airlines
Deal found 16/9C$ 780
Tue 7/102:10 p.m.LHR - YYC
Nonstop8h 50mWestJet
Fri 24/108:35 p.m.YYC - LHR
Nonstop8h 30mWestJet
Deal found 17/9C$ 781
Sun 16/113:00 p.m.LHR - YYC
Nonstop9h 00mAir Canada
Sun 23/114:30 p.m.YYC - LHR
1 stop12h 20mAir Canada
Deal found 16/9C$ 787
Wed 8/102:10 p.m.LHR - YYC
Nonstop8h 50mWestJet
Thu 23/108:35 p.m.YYC - LHR
Nonstop8h 30mWestJet
Deal found 16/9C$ 790
Mon 6/101:55 p.m.LHR - YYC
Nonstop8h 50mWestJet
Mon 27/1010:10 p.m.YYC - LHR
Nonstop8h 40mWestJet
Deal found 16/9C$ 791
Mon 6/101:55 p.m.LHR - YYC
Nonstop8h 50mWestJet
Fri 24/108:35 p.m.YYC - LHR
Nonstop8h 30mWestJet
Deal found 17/9C$ 792
Tue 30/99:10 p.m.LHR - YYC
3 stops30h 42mMultiple Airlines
Thu 9/108:35 p.m.YYC - LHR
Nonstop8h 30mMultiple Airlines
Deal found 17/9C$ 794
Sun 9/113:00 p.m.LHR - YYC
Nonstop9h 00mAir Canada
Sat 15/116:25 p.m.YYC - LHR
Nonstop8h 45mAir Canada
Deal found 16/9C$ 796
Fri 10/1010:15 p.m.LHR - YYC
2 stops25h 20mMultiple Airlines
Fri 24/108:35 p.m.YYC - LHR
Nonstop8h 30mMultiple Airlines
Deal found 17/9C$ 798
Fri 10/108:50 p.m.LHR - YYC
1 stop26h 45mMultiple Airlines
Sat 25/1010:20 p.m.YYC - LHR
Nonstop8h 30mMultiple Airlines
Deal found 17/9C$ 799
Fri 19/92:10 p.m.LHR - YYC
Nonstop8h 50mMultiple Airlines
Tue 7/107:55 p.m.YYC - LHR
1 stop11h 00mMultiple Airlines
Deal found 16/9C$ 803

Cheapflights Fare Finder

 
Customize your flight search to find flights from Heathrow to Calgary 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 17 September 2025.
Use the filters below to find and compare flights from London Heathrow Airport to Calgary that are best for you.

Fly from

Heathrow

Fly to

Calgary

Route

Depart

Return

Price

LondonCalgary

LHR - YYC

LHRYYC

London Heathrow

Thu 4/12

1:45 p.m.-12:26 p.m.

1 stop29h 41m

Calgary

Tue 16/12

6:15 a.m.-8:25 a.m.

2 stops19h 10m

C$ 865

LondonCalgary

LHR - YYC

LHRYYC

London Heathrow

Tue 6/1

8:05 p.m.-3:25 p.m.

2 stops26h 20m

Calgary

Tue 13/1

5:45 a.m.-8:35 p.m.

2 stops31h 50m

C$ 894

LondonCalgary

LHR - YYC

LHRYYC

London Heathrow

Sat 22/11

6:30 a.m.-11:47 a.m.

2 stops36h 17m

Calgary

Thu 5/2

2:30 p.m.-12:15 p.m.

1 stop14h 45m

C$ 915

LondonCalgary

LHR - YYC

LHRYYC

London Heathrow

Sat 22/11

6:30 a.m.-9:48 p.m.

2 stops22h 18m

Calgary

Sun 1/2

2:30 p.m.-10:00 a.m.

1 stop36h 30m

C$ 915

LondonCalgary

LHR - YYC

LHRYYC

London Heathrow

Sat 22/11

6:30 a.m.-11:47 a.m.

2 stops36h 17m

Calgary

Sat 7/2

2:30 p.m.-11:40 a.m.

1 stop14h 10m

C$ 915

LondonCalgary

LHR - YYC

LHRYYC

London Heathrow

Sun 23/11

8:25 a.m.-9:48 p.m.

2 stops20h 23m

Calgary

Wed 4/2

1:40 p.m.-10:25 a.m.

1 stop13h 45m

C$ 915

LondonCalgary

LHR - YYC

LHRYYC

London Heathrow

Sat 22/11

6:30 a.m.-9:48 p.m.

2 stops22h 18m

Calgary

Mon 2/2

2:30 p.m.-2:55 p.m.

2 stops41h 25m

C$ 935

LondonCalgary

LHR - YYC

LHRYYC

London Heathrow

Fri 28/11

8:20 a.m.-9:48 p.m.

1 stop20h 28m

Calgary

Thu 5/2

2:30 p.m.-1:30 p.m.

2 stops40h 00m

C$ 986

LondonCalgary

LHR - YYC

LHRYYC

London Heathrow

Wed 26/11

6:30 a.m.-1:40 p.m.

1 stop14h 10m

Calgary

Thu 12/3

4:40 p.m.-10:45 a.m.

1 stop12h 05m

C$ 1,021

LondonCalgary

LHR - YYC

LHRYYC

London Heathrow

Wed 26/11

8:40 a.m.-1:40 p.m.

1 stop12h 00m

Calgary

Wed 11/3

2:00 p.m.-10:00 a.m.

1 stop14h 00m

C$ 1,029

Flights are sorted by cheapest round-trip flights first.

Deals found on 15/9

Showing 1-10 of 22 results
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Best time to book a flight from Heathrow to Calgary

Have a flexible travel schedule? Discover the best time to fly to Calgary from Heathrow 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 London Heathrow Airport to Calgary

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

Use this chart to determine the optimal time to book a round-trip flight from Heathrow to Calgary. Price data was last updated on 12 September 2025.

To ensure you get the cheapest price possible for a flight from London Heathrow Airport to Calgary, you should look to book at least 89 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 London Heathrow Airport to Calgary?

Currently, January is the cheapest month in which you can book a flight from London Heathrow Airport to Calgary (average of C$ 138). Flying from London Heathrow Airport to Calgary in July is currently the most expensive (average of C$ 263). 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 YYC?

Find hourly flight availability from Heathrow to Calgary. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 17 September 2025.

One of the essential ways to save on airfare from London Heathrow Airport to Calgary is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight in the afternoon could potentially save you up to 56% on airfare.

How much does it cost to fly round-trip from London Heathrow Airport to Calgary?

Reviews of airlines servicing Calgary

Get insights into the airlines that provide service to Calgary. 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 Calgary. Reviews last updated 17 September 2025.
Read through reviews of airlines operating flights from London Heathrow Airport to Calgary, such as Delta,WestJet, andAir Canada. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,961 reviews
Check prices

Comfort

7.9

Crew

8.5

Food

7.3

Overall

8.0

Entertainment

7.9

Boarding

8.2

Reviews

1 / 20
6.0
Good

Colin,Sep 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good
Delta
8.0
Very good
7,961 reviews
Delta
8.0
Very good
7,961 reviews
Check prices

Comfort

7.9

Crew

8.5

Food

7.3

Overall

8.0

Entertainment

7.9

Boarding

8.2

Reviews

1 / 20
6.0
Good

Colin,Sep 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good
WestJet
7.2
Good
3,095 reviews
Delta
8.0
Very good
7,961 reviews
Check prices

Comfort

7.9

Crew

8.5

Food

7.3

Overall

8.0

Entertainment

7.9

Boarding

8.2

Reviews

1 / 20
6.0
Good

Colin,Sep 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good
Air Canada
7.1
Good
10,000 reviews
Delta
8.0
Very good
7,961 reviews
Check prices

Comfort

7.9

Crew

8.5

Food

7.3

Overall

8.0

Entertainment

7.9

Boarding

8.2

Reviews

1 / 20
6.0
Good

Colin,Sep 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good
Lufthansa
6.8
Okay
7,409 reviews
Delta
8.0
Very good
7,961 reviews
Check prices

Comfort

7.9

Crew

8.5

Food

7.3

Overall

8.0

Entertainment

7.9

Boarding

8.2

Reviews

1 / 20
6.0
Good

Colin,Sep 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good
British Airways
6.7
Okay
7,367 reviews
Delta
8.0
Very good
7,961 reviews
Check prices

Comfort

7.9

Crew

8.5

Food

7.3

Overall

8.0

Entertainment

7.9

Boarding

8.2

Reviews

1 / 20
6.0
Good

Colin,Sep 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good

Related info for your journey

Find useful and relevant information for your journey from Heathrow to Calgary. 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 into for flights to Calgary from London Heathrow?

    For a flight from London Heathrow to Calgary, you will be flying into Calgary. Calgary (YYC) is just 9.3 km from the centre of the city. Calgary is the only Calgary airport and it handles 11 inbound flights from London Heathrow per day. 5 airlines have flights to Calgary from London Heathrow on a regular basis.

  • How long is the flight from London Heathrow Airport to Calgary?

    A quick flight from London Heathrow Airport to Calgary can take about 26h 20m. United Airlines provides one of the quickest options available for as low as C$ 894. The distance from London Heathrow Airport to Calgary is about 7009 km. This flight may include one or multiple stops.

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

    WestJet, at C$ 636, was found to be the cheapest airline from London Heathrow Airport to Calgary.Alternate airlines to your destination round-trip include Air Canada and Lufthansa. You may be able to fly from London Heathrow Airport to Calgary for 43% less than the average price by searching for these airlines.

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

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from London Heathrow Airport to Calgary on time: Air Canada (69%), Aegean Airlines (69%), Thai Airways (69%).

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

    Looking for the cheapest flight from London Heathrow Airport to Calgary? While on average our users pay C$ 1,815, our data indicates the cheapest price to be C$ 417. The most popular route (London Heathrow - Calgary), is priced around C$ 586.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Heathrow to Calgary 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 London Heathrow Airport to Calgary?

    Currently, January is the cheapest month in which you can book a flight from London Heathrow Airport to Calgary (average of C$ 138). Flying from London Heathrow Airport to Calgary in July is currently the most expensive (average of C$ 263). 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

Travelling to a place near Calgary?

Book flights to Calgary if you plan to visit one of these locations
Canmore
Airdrie
Radium Hot Springs
Drumheller
Kananaskis

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Top 5 airlines flying from Heathrow to Calgary

Discover the top 5 airlines that operate flights from Heathrow to Calgary. 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 17 September 2025.
AirlineCheapestAverageFlexibilityOn-time
WestJetCheapestC$ 636AverageC$ 1,093FlexibilityNo cancel feeOn-time60%
Search WestJet flights
Air CanadaCheapestC$ 647AverageC$ 1,302FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
LufthansaCheapestC$ 749AverageC$ 1,478FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
British AirwaysCheapestC$ 1,002AverageC$ 1,104FlexibilityNo cancel feeOn-time70%
Search British Airways flights
DeltaCheapestC$ 1,070AverageC$ 1,477FlexibilityNo cancel feeOn-timeN/A
Search Delta flights

Fly with Cheapflights

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How does Cheapflights help users find flights from Heathrow to Calgary?

Cheapflights helps you search for flights from Heathrow to Calgary via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Why should you use Cheapflights to find cheap flight tickets from Heathrow to Calgary?

Cheapflights simply makes it quick and affordable to book flights from Heathrow to Calgary by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights from Heathrow to Calgary with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Heathrow to Calgary, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from Heathrow to Calgary become cheaper?

Of course! You can now track prices for flights from Heathrow to Calgary and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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